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-rw-r--r--tests/test-ai-config--apply-model-selection.el45
-rw-r--r--tests/test-ai-term--capture-state.el6
-rw-r--r--tests/test-ai-term--default-geometry.el53
-rw-r--r--tests/test-ai-term--reuse-edge-window.el41
-rw-r--r--tests/test-auth-config--plstore-read-fixed.el101
-rw-r--r--tests/test-browser-config.el23
-rw-r--r--tests/test-calendar-sync--apply-single-exception.el42
-rw-r--r--tests/test-calendar-sync--expand-recurring-event.el106
-rw-r--r--tests/test-calendar-sync--get-all-property-lines.el18
-rw-r--r--tests/test-calendar-sync--parse-exception-event.el64
-rw-r--r--tests/test-calendar-sync--parse-timestamp.el23
-rw-r--r--tests/test-calendar-sync.el17
-rw-r--r--tests/test-chrono-tools--sound-helpers.el54
-rw-r--r--tests/test-cj-window-geometry-lib.el67
-rw-r--r--tests/test-cj-window-toggle-lib.el13
-rw-r--r--tests/test-coverage-core--changed-lines.el101
-rw-r--r--tests/test-coverage-core--project-root.el37
-rw-r--r--tests/test-custom-datetime-all-methods.el14
-rw-r--r--tests/test-custom-line-paragraph-duplicate-line-or-region.el14
-rw-r--r--tests/test-custom-ordering--region-helpers.el52
-rw-r--r--tests/test-custom-text-enclose--enclose-region-or-word.el62
-rw-r--r--tests/test-dirvish-config-hard-delete-command.el47
-rw-r--r--tests/test-dirvish-config-playlist.el55
-rw-r--r--tests/test-dwim-shell-config-command-fixes.el55
-rw-r--r--tests/test-elfeed-config--decode-html-entities.el31
-rw-r--r--tests/test-elfeed-config-youtube-feed-format.el44
-rw-r--r--tests/test-erc-config--generate-buffer-name.el31
-rw-r--r--tests/test-font-config--frame-lifecycle.el75
-rw-r--r--tests/test-host-environment--detect-system-timezone.el25
-rw-r--r--tests/test-jumper--location-candidates.el52
-rw-r--r--tests/test-local-repository--car-member.el58
-rw-r--r--tests/test-mail-config--account-search-queries.el53
-rw-r--r--tests/test-modeline-config--click-map.el29
-rw-r--r--tests/test-mousetrap-mode--bind-events.el41
-rw-r--r--tests/test-music-config--playlist-side.el45
-rw-r--r--tests/test-org-agenda-config--base-files.el36
-rw-r--r--tests/test-org-capture-config--find-or-create-top-heading.el45
-rw-r--r--tests/test-prog-general--deadgrep.el44
-rw-r--r--tests/test-prog-general--find-project-root-file.el49
-rw-r--r--tests/test-reconcile--dirty-p.el49
-rw-r--r--tests/test-show-kill-ring--insert-item.el73
-rw-r--r--tests/test-system-lib--format-region-with-program.el68
-rw-r--r--tests/test-term-toggle--display.el37
-rw-r--r--tests/test-ui-navigation--window-resize.el41
-rw-r--r--tests/test-ui-theme-commands.el18
-rw-r--r--tests/test-user-constants.el43
46 files changed, 2011 insertions, 86 deletions
diff --git a/tests/test-ai-config--apply-model-selection.el b/tests/test-ai-config--apply-model-selection.el
new file mode 100644
index 000000000..4ccd6d7a0
--- /dev/null
+++ b/tests/test-ai-config--apply-model-selection.el
@@ -0,0 +1,45 @@
+;;; test-ai-config--apply-model-selection.el --- Tests for cj/--gptel-apply-model-selection -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--gptel-apply-model-selection is the apply step extracted from the
+;; interactive cj/gptel-change-model: it sets gptel-backend/gptel-model globally
+;; or buffer-locally and returns the confirmation message. The extraction also
+;; dropped a dead `(if (stringp model) ...)' branch (model is always a symbol by
+;; that point).
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'ai-config)
+
+(defvar gptel-backend)
+(defvar gptel-model)
+
+(ert-deftest test-ai-config-apply-model-global-sets-globals ()
+ "Normal: global scope assigns the global vars and reports (global)."
+ (let ((gptel-backend nil) (gptel-model nil))
+ (let ((msg (cj/--gptel-apply-model-selection "global" 'mybackend 'mymodel "MyAI")))
+ (should (eq gptel-backend 'mybackend))
+ (should (eq gptel-model 'mymodel))
+ (should (string-match-p "MyAI" msg))
+ (should (string-match-p "mymodel" msg))
+ (should (string-match-p "global" msg)))))
+
+(ert-deftest test-ai-config-apply-model-buffer-sets-buffer-locals ()
+ "Normal: buffer scope makes the vars buffer-local and reports (buffer-local)."
+ (let ((gptel-backend 'orig) (gptel-model 'origm))
+ (with-temp-buffer
+ (let ((msg (cj/--gptel-apply-model-selection "buffer" 'be 'mo "Name")))
+ (should (local-variable-p 'gptel-backend))
+ (should (local-variable-p 'gptel-model))
+ (should (eq gptel-backend 'be))
+ (should (eq gptel-model 'mo))
+ (should (string-match-p "buffer-local" msg))))
+ ;; outside the temp buffer the globals are untouched
+ (should (eq gptel-backend 'orig))
+ (should (eq gptel-model 'origm))))
+
+(provide 'test-ai-config--apply-model-selection)
+;;; test-ai-config--apply-model-selection.el ends here
diff --git a/tests/test-ai-term--capture-state.el b/tests/test-ai-term--capture-state.el
index 543f83ad7..aa7421350 100644
--- a/tests/test-ai-term--capture-state.el
+++ b/tests/test-ai-term--capture-state.el
@@ -27,7 +27,9 @@
(should (= cj/--ai-term-last-size (window-body-width right))))))
(ert-deftest test-ai-term--capture-state-below-split-sets-direction ()
- "Normal: below-split window -> direction=below, integer body-lines matching window."
+ "Normal: below-split window -> direction=below, integer total-lines matching window.
+The vertical axis captures total-height (not body-height) so the toggle
+round-trip is immune to the mode line's pixel height."
(save-window-excursion
(delete-other-windows)
(let ((below (split-window (selected-window) nil 'below))
@@ -36,7 +38,7 @@
(cj/--ai-term-capture-state below)
(should (eq cj/--ai-term-last-direction 'below))
(should (integerp cj/--ai-term-last-size))
- (should (= cj/--ai-term-last-size (window-body-height below))))))
+ (should (= cj/--ai-term-last-size (window-total-height below))))))
(ert-deftest test-ai-term--capture-state-noop-on-dead-window ()
"Boundary: nil window -> state remains unchanged."
diff --git a/tests/test-ai-term--default-geometry.el b/tests/test-ai-term--default-geometry.el
index 91013862d..1180c1979 100644
--- a/tests/test-ai-term--default-geometry.el
+++ b/tests/test-ai-term--default-geometry.el
@@ -1,18 +1,20 @@
;;; test-ai-term--default-geometry.el --- Tests for host-aware display defaults -*- lexical-binding: t; -*-
;;; Commentary:
-;; ai-term's default display geometry is chosen from the frame's pixel aspect
-;; ratio: a landscape frame docks the agent from the right (a width fraction), a
-;; square or portrait frame docks it from the bottom (a height fraction).
-;; `cj/--ai-term-direction-for-aspect' is the pure decision;
-;; `cj/--ai-term-default-direction' reads the frame and delegates to it;
-;; `cj/--ai-term-default-size' pairs the size fraction with that direction.
-;; They feed the default fallbacks in `cj/--ai-term-capture-state' and
-;; `cj/--ai-term-display-saved'.
+;; ai-term's default display geometry is chosen from the frame's column
+;; width: the agent docks from the right (a width fraction) only when a
+;; side-by-side split would leave both panes at least
+;; `cj/window-dock-min-columns' wide, otherwise from the bottom (a height
+;; fraction). `cj/--ai-term-default-direction' reads the frame width and
+;; delegates the decision to `cj/preferred-dock-direction' (tested in
+;; test-cj-window-geometry-lib.el); `cj/--ai-term-default-size' pairs the
+;; size fraction with that direction. They feed the default fallbacks in
+;; `cj/--ai-term-capture-state' and `cj/--ai-term-display-saved'.
;;
-;; The direction is tested on the pure helper (no frame mocking, which would
-;; trip the native-comp trampoline trap on the frame-pixel-* subrs); the size
-;; helper is tested by stubbing the direction defun.
+;; The direction is tested by stubbing `cj/preferred-dock-direction' (an
+;; ordinary defun -- safe to `cl-letf', unlike the frame-* subrs, which
+;; would trip the native-comp trampoline trap); the size helper is tested
+;; by stubbing the direction defun.
;;; Code:
@@ -22,17 +24,26 @@
(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
(require 'ai-term)
-(ert-deftest test-ai-term--direction-for-aspect-landscape-is-right ()
- "Normal: a wider-than-tall frame docks from the right."
- (should (eq (cj/--ai-term-direction-for-aspect 1920 1080) 'right)))
+(ert-deftest test-ai-term--default-direction-delegates-to-dock-rule ()
+ "Normal: default-direction passes the desktop-width fraction to the dock rule
+and returns its verdict."
+ (let ((cj/ai-term-desktop-width 0.5)
+ captured)
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (cols frac &rest _)
+ (setq captured (list cols frac))
+ 'below)))
+ (should (eq (cj/--ai-term-default-direction) 'below))
+ ;; the fraction passed is the agent's desktop-width
+ (should (= (nth 1 captured) 0.5))
+ ;; the first argument is a column count (the frame width)
+ (should (integerp (nth 0 captured))))))
-(ert-deftest test-ai-term--direction-for-aspect-portrait-is-below ()
- "Normal: a taller-than-wide frame docks from the bottom."
- (should (eq (cj/--ai-term-direction-for-aspect 1080 1920) 'below)))
-
-(ert-deftest test-ai-term--direction-for-aspect-square-is-below ()
- "Boundary: a square frame docks from the bottom (the conserving tie-break)."
- (should (eq (cj/--ai-term-direction-for-aspect 1000 1000) 'below)))
+(ert-deftest test-ai-term--default-direction-returns-right-when-rule-says ()
+ "Normal: when the dock rule returns `right', so does default-direction."
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (&rest _) 'right)))
+ (should (eq (cj/--ai-term-default-direction) 'right))))
(ert-deftest test-ai-term--default-size-pairs-width-with-right ()
"Normal: when the direction is `right' the size is the width fraction."
diff --git a/tests/test-ai-term--reuse-edge-window.el b/tests/test-ai-term--reuse-edge-window.el
index f6259ae50..a9a0529e8 100644
--- a/tests/test-ai-term--reuse-edge-window.el
+++ b/tests/test-ai-term--reuse-edge-window.el
@@ -269,5 +269,46 @@ most-recent agent, which would now be the other one."
(when (get-buffer right-name) (kill-buffer right-name))
(cj/test--kill-agent-buffers))))
+(ert-deftest test-ai-term--reuse-edge-window-3win-toggle-restores-own-window ()
+ "Regression: in a 3-window layout the agent has its own split, so toggling it
+off then on restores it as its own window without displacing a working window.
+Before the fix, toggle-on reused the bottom edge (the user's main window),
+collapsing three windows to two and hiding the main buffer. A toggle must be
+reversible: off then on returns to the same layout."
+ (cj/test--kill-agent-buffers)
+ (let ((agent-name "agent [3win-toggle]")
+ (code-name "*test-3win-code*")
+ (main-name "*test-3win-main*")
+ (cj/--ai-term-last-direction nil)
+ (cj/--ai-term-last-size nil)
+ (cj/--ai-term-last-was-bury nil))
+ (unwind-protect
+ (save-window-excursion
+ (delete-other-windows)
+ (cl-letf (((symbol-function 'cj/--ai-term-default-direction) (lambda (&rest _) 'below)))
+ (let ((code-buf (get-buffer-create code-name))
+ (main-buf (get-buffer-create main-name))
+ (agent-buf (get-buffer-create agent-name)))
+ (set-window-buffer (selected-window) code-buf)
+ (let* ((main-win (split-window (selected-window) nil 'below))
+ (agent-win (split-window main-win nil 'below)))
+ (set-window-buffer main-win main-buf)
+ (set-window-buffer agent-win agent-buf)
+ (should (= (count-windows) 3))
+ (let ((display-buffer-alist (cj/--ai-term-display-rule-list)))
+ (select-window agent-win)
+ (cj/test--call-as-gui #'cj/ai-term) ; off -> code | main
+ (should (= (count-windows) 2))
+ (should-not (member agent-name (cj/test--displayed-buffer-names)))
+ (cj/test--call-as-gui #'cj/ai-term) ; on -> back to 3 windows
+ (should (= (count-windows) 3))
+ (let ((bufs (cj/test--displayed-buffer-names)))
+ (should (member agent-name bufs))
+ (should (member code-name bufs))
+ (should (member main-name bufs))))))))
+ (when (get-buffer code-name) (kill-buffer code-name))
+ (when (get-buffer main-name) (kill-buffer main-name))
+ (cj/test--kill-agent-buffers))))
+
(provide 'test-ai-term--reuse-edge-window)
;;; test-ai-term--reuse-edge-window.el ends here
diff --git a/tests/test-auth-config--plstore-read-fixed.el b/tests/test-auth-config--plstore-read-fixed.el
new file mode 100644
index 000000000..4b14a4a0c
--- /dev/null
+++ b/tests/test-auth-config--plstore-read-fixed.el
@@ -0,0 +1,101 @@
+;;; test-auth-config--plstore-read-fixed.el --- Tests for the oauth2-auto cache fix -*- lexical-binding: t -*-
+
+;;; Commentary:
+;; Tests for `cj/oauth2-auto--plstore-read-fixed' in auth-config.el — the
+;; advice that re-enables oauth2-auto's plstore cache. oauth2-auto is not
+;; installed here, so its symbols and the plstore I/O are stubbed at the
+;; boundary; the function's own logic (cache-first read, puthash, the
+;; unwind-protect close) runs for real. `require' is stubbed to no-op only
+;; for oauth2-auto (other requires delegate through), satisfying the
+;; function's `(require 'oauth2-auto)' without loading or provide-ing the
+;; package (a provide would fire auth-config's advice-add side effect).
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(require 'plstore)
+(require 'auth-config)
+
+;; Declared special so the function (which reads these as free package
+;; globals) sees the dynamic let-bindings the tests establish.
+(defvar oauth2-auto--plstore-cache nil)
+(defvar oauth2-auto-plstore nil)
+
+(defvar test-auth--open-count 0 "Times plstore-open was called in a test.")
+(defvar test-auth--closed nil "Whether plstore-close ran in a test.")
+(defvar test-auth--get-fn nil "Stub behavior for plstore-get: (lambda (ps id) ...).")
+
+(defmacro test-auth--with-env (&rest body)
+ "Run BODY with a faked oauth2-auto + plstore environment.
+Resets the open counter and closed flag and gives a fresh cache each time."
+ (declare (indent 0))
+ `(let* ((oauth2-auto--plstore-cache (make-hash-table :test 'equal))
+ (oauth2-auto-plstore "/tmp/oauth2-test.plist")
+ (test-auth--open-count 0)
+ (test-auth--closed nil)
+ (orig-require (symbol-function 'require)))
+ (cl-letf (((symbol-function 'require)
+ (lambda (feat &rest args)
+ (if (eq feat 'oauth2-auto)
+ 'oauth2-auto
+ (apply orig-require feat args))))
+ ((symbol-function 'oauth2-auto--compute-id)
+ (lambda (_u _p) "ID"))
+ ((symbol-function 'plstore-open)
+ (lambda (_f) (cl-incf test-auth--open-count) 'PS))
+ ((symbol-function 'plstore-get)
+ (lambda (ps id) (funcall test-auth--get-fn ps id)))
+ ((symbol-function 'plstore-close)
+ (lambda (_p) (setq test-auth--closed t))))
+ ,@body)))
+
+;;; Normal Cases
+
+(ert-deftest test-auth-config-plstore-read-fixed-cache-hit ()
+ "Normal: a cache hit returns the cached value without opening the plstore."
+ (let ((test-auth--get-fn (lambda (_ps _id) (error "should not read"))))
+ (test-auth--with-env
+ (puthash "ID" "CACHED" oauth2-auto--plstore-cache)
+ (should (equal (cj/oauth2-auto--plstore-read-fixed "u" "p") "CACHED"))
+ (should (= test-auth--open-count 0)))))
+
+(ert-deftest test-auth-config-plstore-read-fixed-cache-miss-reads-and-caches ()
+ "Normal: a miss reads from the plstore, caches the value, and closes."
+ (let ((test-auth--get-fn (lambda (_ps id) (cons id "TOK"))))
+ (test-auth--with-env
+ (should (equal (cj/oauth2-auto--plstore-read-fixed "u" "p") "TOK"))
+ (should (equal (gethash "ID" oauth2-auto--plstore-cache) "TOK"))
+ (should (= test-auth--open-count 1))
+ (should test-auth--closed))))
+
+;;; Boundary Cases
+
+(ert-deftest test-auth-config-plstore-read-fixed-value-cached-after-first-read ()
+ "Boundary: a non-nil value is cached, so a second call does not re-open."
+ (let ((test-auth--get-fn (lambda (_ps id) (cons id "TOK"))))
+ (test-auth--with-env
+ (cj/oauth2-auto--plstore-read-fixed "u" "p")
+ (cj/oauth2-auto--plstore-read-fixed "u" "p")
+ (should (= test-auth--open-count 1)))))
+
+(ert-deftest test-auth-config-plstore-read-fixed-nil-value-rereads ()
+ "Boundary: a nil value caches nil, so every call re-opens the plstore.
+This documents current behavior — `gethash' on a nil entry is a miss."
+ (let ((test-auth--get-fn (lambda (_ps _id) (cons "ID" nil))))
+ (test-auth--with-env
+ (should-not (cj/oauth2-auto--plstore-read-fixed "u" "p"))
+ (should-not (cj/oauth2-auto--plstore-read-fixed "u" "p"))
+ (should (= test-auth--open-count 2)))))
+
+;;; Error Cases
+
+(ert-deftest test-auth-config-plstore-read-fixed-closes-on-error ()
+ "Error: a read failure still closes the plstore via unwind-protect."
+ (let ((test-auth--get-fn (lambda (&rest _) (error "boom"))))
+ (test-auth--with-env
+ (should-error (cj/oauth2-auto--plstore-read-fixed "u" "p"))
+ (should test-auth--closed))))
+
+(provide 'test-auth-config--plstore-read-fixed)
+;;; test-auth-config--plstore-read-fixed.el ends here
diff --git a/tests/test-browser-config.el b/tests/test-browser-config.el
index 7faecbfc8..9fe5b02e4 100644
--- a/tests/test-browser-config.el
+++ b/tests/test-browser-config.el
@@ -273,29 +273,6 @@
(should (string= (plist-get loaded :name) "Second"))))
(test-browser-teardown))
-;;; Public wrappers (message side-effects mocked)
-
-(ert-deftest test-browser-apply-wrapper-success-messages-name ()
- "Normal: =cj/apply-browser-choice= reports the chosen name on success."
- (test-browser-setup)
- (let ((browser (test-browser-make-plist "Wrapper Test"))
- (received nil))
- (cl-letf (((symbol-function 'message)
- (lambda (fmt &rest args) (setq received (apply #'format fmt args)))))
- (cj/apply-browser-choice browser))
- (should (string-match-p "Wrapper Test" received))
- (should (string-match-p "Default browser set" received)))
- (test-browser-teardown))
-
-(ert-deftest test-browser-apply-wrapper-invalid-plist-messages-error ()
- "Error: =cj/apply-browser-choice= surfaces an error message for a bad plist."
- (test-browser-setup)
- (let ((received nil))
- (cl-letf (((symbol-function 'message)
- (lambda (fmt &rest args) (setq received (apply #'format fmt args)))))
- (cj/apply-browser-choice nil))
- (should (string-match-p "Invalid" received)))
- (test-browser-teardown))
(ert-deftest test-browser-initialize-wrapper-loaded-branch-applies ()
"Normal: =cj/initialize-browser= applies the saved browser when one is loaded."
diff --git a/tests/test-calendar-sync--apply-single-exception.el b/tests/test-calendar-sync--apply-single-exception.el
index 2fcf7c718..3d2342708 100644
--- a/tests/test-calendar-sync--apply-single-exception.el
+++ b/tests/test-calendar-sync--apply-single-exception.el
@@ -63,5 +63,47 @@
(let ((result (calendar-sync--apply-single-exception occ exc)))
(should (equal "Keep" (plist-get result :summary))))))
+;;; Normal Cases — remaining overridable fields
+
+(ert-deftest test-calendar-sync--apply-single-exception-overrides-description ()
+ "Normal: an exception :description overrides the occurrence's."
+ (let ((occ (list :start '(2026 3 15 14 0) :description "old"))
+ (exc (list :start '(2026 3 15 14 0) :description "new")))
+ (should (equal "new"
+ (plist-get (calendar-sync--apply-single-exception occ exc)
+ :description)))))
+
+(ert-deftest test-calendar-sync--apply-single-exception-overrides-location ()
+ "Normal: an exception :location overrides the occurrence's."
+ (let ((occ (list :start '(2026 3 15 14 0) :location "Room A"))
+ (exc (list :start '(2026 3 15 14 0) :location "Room B")))
+ (should (equal "Room B"
+ (plist-get (calendar-sync--apply-single-exception occ exc)
+ :location)))))
+
+(ert-deftest test-calendar-sync--apply-single-exception-overrides-attendees ()
+ "Normal: an exception :attendees overrides the occurrence's."
+ (let ((occ (list :start '(2026 3 15 14 0) :attendees '("a")))
+ (exc (list :start '(2026 3 15 14 0) :attendees '("b" "c"))))
+ (should (equal '("b" "c")
+ (plist-get (calendar-sync--apply-single-exception occ exc)
+ :attendees)))))
+
+(ert-deftest test-calendar-sync--apply-single-exception-overrides-organizer ()
+ "Normal: an exception :organizer overrides the occurrence's."
+ (let ((occ (list :start '(2026 3 15 14 0) :organizer "old@x"))
+ (exc (list :start '(2026 3 15 14 0) :organizer "new@x")))
+ (should (equal "new@x"
+ (plist-get (calendar-sync--apply-single-exception occ exc)
+ :organizer)))))
+
+(ert-deftest test-calendar-sync--apply-single-exception-overrides-url ()
+ "Normal: an exception :url overrides the occurrence's."
+ (let ((occ (list :start '(2026 3 15 14 0) :url "http://old"))
+ (exc (list :start '(2026 3 15 14 0) :url "http://new")))
+ (should (equal "http://new"
+ (plist-get (calendar-sync--apply-single-exception occ exc)
+ :url)))))
+
(provide 'test-calendar-sync--apply-single-exception)
;;; test-calendar-sync--apply-single-exception.el ends here
diff --git a/tests/test-calendar-sync--expand-recurring-event.el b/tests/test-calendar-sync--expand-recurring-event.el
new file mode 100644
index 000000000..41f0afa9c
--- /dev/null
+++ b/tests/test-calendar-sync--expand-recurring-event.el
@@ -0,0 +1,106 @@
+;;; test-calendar-sync--expand-recurring-event.el --- Tests for recurrence dispatch -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; Tests for calendar-sync--expand-recurring-event — the dispatcher that maps
+;; an RRULE frequency to the matching expander and applies EXDATE filtering.
+;; The individual expanders, parser, and exdate helpers have their own tests;
+;; here they are stubbed at the boundary so only the dispatch and the
+;; exdate-vs-no-exdate branch are exercised.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(require 'testutil-calendar-sync)
+(require 'calendar-sync)
+
+(defmacro test-cs-ere--with (overrides &rest body)
+ "Run BODY with the recurrence helpers stubbed.
+OVERRIDES is an extra list of cl-letf* bindings layered on the defaults:
+RRULE present, parse-event returns 'BASE, no exdates, and every expander
+errors if called (each test re-binds the one it expects). cl-letf* is
+sequential, so a re-bound place in OVERRIDES wins over the default."
+ (declare (indent 1))
+ `(cl-letf* (((symbol-function 'calendar-sync--get-property)
+ (lambda (_e prop) (when (string= prop "RRULE") "R")))
+ ((symbol-function 'calendar-sync--parse-event) (lambda (_e) 'BASE))
+ ((symbol-function 'calendar-sync--collect-exdates) (lambda (_e) nil))
+ ((symbol-function 'calendar-sync--expand-daily)
+ (lambda (&rest _) (error "daily should not be called")))
+ ((symbol-function 'calendar-sync--expand-weekly)
+ (lambda (&rest _) (error "weekly should not be called")))
+ ((symbol-function 'calendar-sync--expand-monthly)
+ (lambda (&rest _) (error "monthly should not be called")))
+ ((symbol-function 'calendar-sync--expand-yearly)
+ (lambda (&rest _) (error "yearly should not be called")))
+ ((symbol-function 'calendar-sync--filter-exdates)
+ (lambda (&rest _) (error "filter-exdates should not be called")))
+ ,@overrides)
+ ,@body))
+
+;;; Normal Cases — frequency dispatch
+
+(ert-deftest test-calendar-sync--expand-recurring-event-dispatches-daily ()
+ "Normal: FREQ=DAILY routes to the daily expander."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq daily)))
+ ((symbol-function 'calendar-sync--expand-daily) (lambda (&rest _) '(DAILY))))
+ (should (equal (calendar-sync--expand-recurring-event "evt" 'range) '(DAILY)))))
+
+(ert-deftest test-calendar-sync--expand-recurring-event-dispatches-monthly ()
+ "Normal: FREQ=MONTHLY routes to the monthly expander."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq monthly)))
+ ((symbol-function 'calendar-sync--expand-monthly) (lambda (&rest _) '(MONTHLY))))
+ (should (equal (calendar-sync--expand-recurring-event "evt" 'range) '(MONTHLY)))))
+
+(ert-deftest test-calendar-sync--expand-recurring-event-dispatches-yearly ()
+ "Normal: FREQ=YEARLY routes to the yearly expander."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq yearly)))
+ ((symbol-function 'calendar-sync--expand-yearly) (lambda (&rest _) '(YEARLY))))
+ (should (equal (calendar-sync--expand-recurring-event "evt" 'range) '(YEARLY)))))
+
+;;; Boundary / Error Cases
+
+(ert-deftest test-calendar-sync--expand-recurring-event-unsupported-freq-nil ()
+ "Error: an unsupported frequency expands to nil, no expander called."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq hourly))))
+ (should-not (calendar-sync--expand-recurring-event "evt" 'range))))
+
+(ert-deftest test-calendar-sync--expand-recurring-event-no-rrule-nil ()
+ "Boundary: an event with no RRULE returns nil (not a recurring event)."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--get-property) (lambda (&rest _) nil)))
+ (should-not (calendar-sync--expand-recurring-event "evt" 'range))))
+
+(ert-deftest test-calendar-sync--expand-recurring-event-unparseable-base-nil ()
+ "Boundary: when the base event fails to parse, expansion returns nil."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq daily)))
+ ((symbol-function 'calendar-sync--parse-event) (lambda (_e) nil)))
+ (should-not (calendar-sync--expand-recurring-event "evt" 'range))))
+
+;;; EXDATE branch
+
+(ert-deftest test-calendar-sync--expand-recurring-event-applies-exdate-filter ()
+ "Normal: with exdates present, occurrences pass through the exdate filter."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq daily)))
+ ((symbol-function 'calendar-sync--expand-daily) (lambda (&rest _) '(O1 O2)))
+ ((symbol-function 'calendar-sync--collect-exdates) (lambda (_e) '(EX)))
+ ((symbol-function 'calendar-sync--filter-exdates)
+ (lambda (occs _ex) (remq 'O2 occs))))
+ (should (equal (calendar-sync--expand-recurring-event "evt" 'range) '(O1)))))
+
+(ert-deftest test-calendar-sync--expand-recurring-event-no-exdate-skips-filter ()
+ "Boundary: with no exdates, the filter is skipped and occurrences pass through."
+ (test-cs-ere--with
+ (((symbol-function 'calendar-sync--parse-rrule) (lambda (_r) '(:freq daily)))
+ ((symbol-function 'calendar-sync--expand-daily) (lambda (&rest _) '(O1 O2))))
+ ;; filter-exdates stays the error stub; it must not be called here
+ (should (equal (calendar-sync--expand-recurring-event "evt" 'range) '(O1 O2)))))
+
+(provide 'test-calendar-sync--expand-recurring-event)
+;;; test-calendar-sync--expand-recurring-event.el ends here
diff --git a/tests/test-calendar-sync--get-all-property-lines.el b/tests/test-calendar-sync--get-all-property-lines.el
index c95041c9a..737d2af0d 100644
--- a/tests/test-calendar-sync--get-all-property-lines.el
+++ b/tests/test-calendar-sync--get-all-property-lines.el
@@ -57,5 +57,23 @@
"Test empty event string returns nil."
(should (null (calendar-sync--get-all-property-lines "" "ATTENDEE"))))
+;;; Boundary Cases — position advancement
+
+(ert-deftest test-calendar-sync--get-all-property-lines-property-at-end-no-newline ()
+ "Boundary: a match at end of string with no trailing newline still returns it.
+Exercises the end-equals-length branch of position advancement."
+ (let ((result (calendar-sync--get-all-property-lines
+ "ATTENDEE:foo@example.com" "ATTENDEE")))
+ (should (= 1 (length result)))
+ (should (string-match-p "foo@example.com" (car result)))))
+
+(ert-deftest test-calendar-sync--get-all-property-lines-second-match-after-continuation ()
+ "Boundary: a first match with a continuation does not hide the second match."
+ (let ((result (calendar-sync--get-all-property-lines
+ "ATTENDEE:a\n more\nATTENDEE:b\nSUMMARY:x" "ATTENDEE")))
+ (should (= 2 (length result)))
+ (should (string-match-p "more" (nth 0 result)))
+ (should (string-match-p "ATTENDEE:b" (nth 1 result)))))
+
(provide 'test-calendar-sync--get-all-property-lines)
;;; test-calendar-sync--get-all-property-lines.el ends here
diff --git a/tests/test-calendar-sync--parse-exception-event.el b/tests/test-calendar-sync--parse-exception-event.el
new file mode 100644
index 000000000..1935d3ebb
--- /dev/null
+++ b/tests/test-calendar-sync--parse-exception-event.el
@@ -0,0 +1,64 @@
+;;; test-calendar-sync--parse-exception-event.el --- Tests for one-event exception parsing -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; Unit tests for calendar-sync--parse-exception-event, the per-VEVENT half of
+;; calendar-sync--collect-recurrence-exceptions: it turns a single RECURRENCE-ID
+;; override VEVENT into an exception plist (or nil). One function per file.
+
+;;; Code:
+
+(require 'ert)
+(add-to-list 'load-path (expand-file-name "." (file-name-directory load-file-name)))
+(add-to-list 'load-path (expand-file-name "../modules" (file-name-directory load-file-name)))
+(require 'testutil-calendar-sync)
+(require 'calendar-sync)
+
+(defun test-cs-parse-exc--override-event (start end)
+ "Return a RECURRENCE-ID override VEVENT string for START..END."
+ (concat "BEGIN:VEVENT\n"
+ "UID:override@google.com\n"
+ "RECURRENCE-ID:20260203T090000Z\n"
+ "SUMMARY:Rescheduled Meeting\n"
+ "DTSTART:" (test-calendar-sync-ics-datetime start) "\n"
+ "DTEND:" (test-calendar-sync-ics-datetime end) "\n"
+ "END:VEVENT"))
+
+;;; Normal Cases
+
+(ert-deftest test-calendar-sync--parse-exception-event-normal-returns-plist ()
+ "Normal: a RECURRENCE-ID override parses into a plist with its overridden times."
+ (let* ((start (test-calendar-sync-time-days-from-now 7 10 0))
+ (end (test-calendar-sync-time-days-from-now 7 11 0))
+ (plist (calendar-sync--parse-exception-event
+ (test-cs-parse-exc--override-event start end))))
+ (should plist)
+ (should (plist-get plist :recurrence-id))
+ (should (equal "20260203T090000Z" (plist-get plist :recurrence-id-raw)))
+ (should (plist-get plist :start))
+ (should (plist-get plist :end))
+ (should (equal "Rescheduled Meeting" (plist-get plist :summary)))))
+
+;;; Boundary Cases
+
+(ert-deftest test-calendar-sync--parse-exception-event-boundary-no-recurrence-id ()
+ "Boundary: a VEVENT with no RECURRENCE-ID is not an override and returns nil."
+ (let* ((start (test-calendar-sync-time-days-from-now 7 10 0))
+ (end (test-calendar-sync-time-days-from-now 7 11 0))
+ (event (test-calendar-sync-make-vevent "Regular Event" start end)))
+ (should-not (calendar-sync--parse-exception-event event))))
+
+;;; Error Cases
+
+(ert-deftest test-calendar-sync--parse-exception-event-error-unparseable-times ()
+ "Error: a RECURRENCE-ID override whose times do not parse returns nil rather
+than a half-built plist."
+ (let ((event (concat "BEGIN:VEVENT\n"
+ "UID:broken@google.com\n"
+ "RECURRENCE-ID:not-a-timestamp\n"
+ "SUMMARY:Broken Override\n"
+ "DTSTART:also-garbage\n"
+ "END:VEVENT")))
+ (should-not (calendar-sync--parse-exception-event event))))
+
+(provide 'test-calendar-sync--parse-exception-event)
+;;; test-calendar-sync--parse-exception-event.el ends here
diff --git a/tests/test-calendar-sync--parse-timestamp.el b/tests/test-calendar-sync--parse-timestamp.el
index d05540f7c..6a56ba9e2 100644
--- a/tests/test-calendar-sync--parse-timestamp.el
+++ b/tests/test-calendar-sync--parse-timestamp.el
@@ -55,5 +55,28 @@
"Truncated datetime returns nil."
(should (null (calendar-sync--parse-timestamp "2026031"))))
+;;; Boundary / Error — second capture, TZID fallback, leap day
+
+(ert-deftest test-calendar-sync--parse-timestamp-utc-passes-nonzero-seconds ()
+ "Boundary: the seconds field is captured and passed to the UTC converter."
+ (cl-letf (((symbol-function 'calendar-sync--convert-utc-to-local)
+ (lambda (y mo d h mi s) (list 'utc y mo d h mi s))))
+ (should (equal (calendar-sync--parse-timestamp "20260315T180045Z")
+ '(utc 2026 3 15 18 0 45)))))
+
+(ert-deftest test-calendar-sync--parse-timestamp-tzid-fallback-on-failure ()
+ "Error: when TZID conversion fails, the raw 5-tuple is returned."
+ (cl-letf (((symbol-function 'calendar-sync--convert-tz-to-local)
+ (lambda (&rest _) nil)))
+ (should (equal (calendar-sync--parse-timestamp "20260315T180000" "Fake/Zone")
+ '(2026 3 15 18 0)))))
+
+(ert-deftest test-calendar-sync--parse-timestamp-leap-day-components ()
+ "Boundary: a valid leap day (2024-02-29) is parsed into its components."
+ (cl-letf (((symbol-function 'calendar-sync--convert-utc-to-local)
+ (lambda (y mo d h mi s) (list y mo d h mi s))))
+ (should (equal (calendar-sync--parse-timestamp "20240229T120000Z")
+ '(2024 2 29 12 0 0)))))
+
(provide 'test-calendar-sync--parse-timestamp)
;;; test-calendar-sync--parse-timestamp.el ends here
diff --git a/tests/test-calendar-sync.el b/tests/test-calendar-sync.el
index b912c1328..62b00aba1 100644
--- a/tests/test-calendar-sync.el
+++ b/tests/test-calendar-sync.el
@@ -693,5 +693,22 @@ Valid events should be parsed, invalid ones skipped."
(should retrieved)
(should (eq 'ok (plist-get retrieved :status))))))
+;;; Tests: calendar-sync--parse-ics — boundary inputs
+
+(ert-deftest test-calendar-sync--parse-ics-nil-content-returns-nil ()
+ "Boundary: nil ICS content is handled gracefully and returns nil."
+ (should (null (calendar-sync--parse-ics nil))))
+
+(ert-deftest test-calendar-sync--parse-ics-drops-out-of-range-event ()
+ "Boundary: a non-recurring event outside the date range is dropped."
+ (let* ((far (test-calendar-sync-make-vevent
+ "OutOfRangeEvent"
+ (test-calendar-sync-time-days-from-now 3650 10 0)
+ (test-calendar-sync-time-days-from-now 3650 11 0)))
+ (ics (test-calendar-sync-make-ics far))
+ (org-content (calendar-sync--parse-ics ics)))
+ (should-not (and org-content
+ (string-match-p "OutOfRangeEvent" org-content)))))
+
(provide 'test-calendar-sync)
;;; test-calendar-sync.el ends here
diff --git a/tests/test-chrono-tools--sound-helpers.el b/tests/test-chrono-tools--sound-helpers.el
new file mode 100644
index 000000000..08f71f9bb
--- /dev/null
+++ b/tests/test-chrono-tools--sound-helpers.el
@@ -0,0 +1,54 @@
+;;; test-chrono-tools--sound-helpers.el --- Tests for the tmr sound-file helpers -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/tmr--current-sound-name and cj/tmr--apply-sound-file were extracted from
+;; the deeply-nested cj/tmr-select-sound-file so the "what's the current sound"
+;; and "set the chosen sound" steps are unit-testable apart from the
+;; completing-read UI.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'chrono-tools)
+
+(defvar tmr-sound-file)
+(defvar sounds-dir)
+(defvar notification-sound)
+
+(ert-deftest test-chrono-current-sound-name-existing ()
+ "Normal: returns the basename when the current sound file exists."
+ (let* ((f (make-temp-file "tmr-sound" nil ".wav"))
+ (tmr-sound-file f))
+ (unwind-protect
+ (should (equal (cj/tmr--current-sound-name) (file-name-nondirectory f)))
+ (delete-file f))))
+
+(ert-deftest test-chrono-current-sound-name-missing-or-nil ()
+ "Boundary: a missing file or nil yields nil."
+ (let ((tmr-sound-file "/no/such/file.wav"))
+ (should (null (cj/tmr--current-sound-name))))
+ (let ((tmr-sound-file nil))
+ (should (null (cj/tmr--current-sound-name)))))
+
+(ert-deftest test-chrono-apply-sound-file-sets-and-messages ()
+ "Normal: sets tmr-sound-file under sounds-dir and reports the choice."
+ (let ((sounds-dir "/snd")
+ (notification-sound "/snd/default.wav")
+ (tmr-sound-file nil))
+ (let ((msg (cj/tmr--apply-sound-file "chime.wav")))
+ (should (equal tmr-sound-file "/snd/chime.wav"))
+ (should (string-match-p "Timer sound set to: chime.wav" msg)))))
+
+(ert-deftest test-chrono-apply-sound-file-default-branch ()
+ "Boundary: choosing the notification sound reports it as the default."
+ (let ((sounds-dir "/snd")
+ (notification-sound "/snd/default.wav")
+ (tmr-sound-file nil))
+ (let ((msg (cj/tmr--apply-sound-file "default.wav")))
+ (should (equal tmr-sound-file "/snd/default.wav"))
+ (should (string-match-p "default: default.wav" msg)))))
+
+(provide 'test-chrono-tools--sound-helpers)
+;;; test-chrono-tools--sound-helpers.el ends here
diff --git a/tests/test-cj-window-geometry-lib.el b/tests/test-cj-window-geometry-lib.el
index 05ed95950..d32a48a92 100644
--- a/tests/test-cj-window-geometry-lib.el
+++ b/tests/test-cj-window-geometry-lib.el
@@ -2,7 +2,7 @@
;;; Commentary:
;; Tests the pure helpers in `cj-window-geometry-lib.el':
-;; `cj/window-direction', `cj/window-body-size',
+;; `cj/window-direction', `cj/window-replay-size',
;; `cj/cardinal-to-edge-direction', and `cj/window-at-edge'.
;;; Code:
@@ -52,30 +52,32 @@
(delete-other-windows)
(should (eq (cj/window-direction (selected-window) 'below) 'below))))
-(ert-deftest test-cj-window-geometry--body-size-right-returns-body-cols ()
+(ert-deftest test-cj-window-geometry--replay-size-right-returns-body-cols ()
"Normal: right window with direction='right -> body-width in cols."
(save-window-excursion
(delete-other-windows)
(let ((right (split-window (selected-window) nil 'right)))
- (should (= (cj/window-body-size right 'right)
+ (should (= (cj/window-replay-size right 'right)
(window-body-width right))))))
-(ert-deftest test-cj-window-geometry--body-size-below-returns-body-lines ()
- "Normal: below window with direction='below -> body-height in lines."
+(ert-deftest test-cj-window-geometry--replay-size-below-returns-total-lines ()
+ "Normal: below window with direction='below -> total-height in lines.
+The vertical axis captures total-height (not body-height) so the capture/
+replay round-trip is immune to the mode line's pixel height."
(save-window-excursion
(delete-other-windows)
(let ((below (split-window (selected-window) nil 'below)))
- (should (= (cj/window-body-size below 'below)
- (window-body-height below))))))
+ (should (= (cj/window-replay-size below 'below)
+ (window-total-height below))))))
-(ert-deftest test-cj-window-geometry--body-size-narrow-window ()
+(ert-deftest test-cj-window-geometry--replay-size-narrow-window ()
"Normal: deliberately narrow right window -> matching body cols."
(save-window-excursion
(delete-other-windows)
(let* ((frame-w (frame-width))
(target-cols (/ frame-w 4))
(right (split-window (selected-window) (- target-cols) 'right)))
- (should (= (cj/window-body-size right 'right)
+ (should (= (cj/window-replay-size right 'right)
(window-body-width right))))))
(ert-deftest test-cj-window-geometry--cardinal-to-edge-right ()
@@ -197,5 +199,52 @@ window forms the full-height right half -> nil."
(should (null (cj/window-size-fraction nil 40)))
(should (null (cj/window-size-fraction 20 nil))))
+;; ----------------------------- preferred-dock-direction -----------------------------
+
+(ert-deftest test-cj-window-geometry-dock-wide-frame-is-right ()
+ "Normal: a frame wide enough for both panes to clear 80 docks right."
+ (should (eq (cj/preferred-dock-direction 200 0.5) 'right)))
+
+(ert-deftest test-cj-window-geometry-dock-narrow-frame-is-below ()
+ "Normal: an 0.5 split on a 138-col frame leaves ~68-col panes -> below."
+ (should (eq (cj/preferred-dock-direction 138 0.5) 'below)))
+
+(ert-deftest test-cj-window-geometry-dock-boundary-exactly-min-is-right ()
+ "Boundary: when the narrower pane lands exactly on 80, dock right."
+ ;; 161 cols, 0.5: panel 80, main 161-80-1 = 80, narrower 80 -> right.
+ (should (eq (cj/preferred-dock-direction 161 0.5) 'right)))
+
+(ert-deftest test-cj-window-geometry-dock-boundary-one-under-min-is-below ()
+ "Boundary: one column short of the floor stacks instead."
+ ;; 160 cols, 0.5: panel 80, main 160-80-1 = 79, narrower 79 -> below.
+ (should (eq (cj/preferred-dock-direction 160 0.5) 'below)))
+
+(ert-deftest test-cj-window-geometry-dock-narrow-panel-fraction-governs ()
+ "Normal: a slim panel fraction makes the panel the narrower pane."
+ ;; 200 cols, 0.3: panel 60 < 80 -> below, even though main (139) is wide.
+ (should (eq (cj/preferred-dock-direction 200 0.3) 'below))
+ ;; 300 cols, 0.3: panel 90, main 209 -> right.
+ (should (eq (cj/preferred-dock-direction 300 0.3) 'right)))
+
+(ert-deftest test-cj-window-geometry-dock-honors-explicit-min-cols ()
+ "Boundary: an explicit MIN-COLS overrides the default floor."
+ ;; 138 cols, 0.5 -> ~68-col panes: passes a 60-floor, fails the 80-default.
+ (should (eq (cj/preferred-dock-direction 138 0.5 60) 'right))
+ (should (eq (cj/preferred-dock-direction 138 0.5 80) 'below)))
+
+(ert-deftest test-cj-window-geometry-dock-honors-custom-default-var ()
+ "Boundary: the default floor reads `cj/window-dock-min-columns'."
+ (let ((cj/window-dock-min-columns 30))
+ (should (eq (cj/preferred-dock-direction 138 0.5) 'right))))
+
+(ert-deftest test-cj-window-geometry-dock-degenerate-input-is-below ()
+ "Error: non-positive cols or out-of-range fraction stacks (safe fallback)."
+ (should (eq (cj/preferred-dock-direction 0 0.5) 'below))
+ (should (eq (cj/preferred-dock-direction -10 0.5) 'below))
+ (should (eq (cj/preferred-dock-direction 200 0) 'below))
+ (should (eq (cj/preferred-dock-direction 200 1) 'below))
+ (should (eq (cj/preferred-dock-direction nil 0.5) 'below))
+ (should (eq (cj/preferred-dock-direction 200 nil) 'below)))
+
(provide 'test-cj-window-geometry-lib)
;;; test-cj-window-geometry-lib.el ends here
diff --git a/tests/test-cj-window-toggle-lib.el b/tests/test-cj-window-toggle-lib.el
index 0762e255c..5edd06e96 100644
--- a/tests/test-cj-window-toggle-lib.el
+++ b/tests/test-cj-window-toggle-lib.el
@@ -36,7 +36,9 @@
(window-body-width right))))))
(ert-deftest test-cj-window-toggle-capture-records-below-split ()
- "Normal: below-split window writes direction=below and integer body-lines."
+ "Normal: below-split window writes direction=below and integer total-lines.
+The vertical axis captures total-height, not body-height, so the round-trip
+is immune to the mode line's pixel height (see `cj/window-replay-size')."
(save-window-excursion
(delete-other-windows)
(let ((below (split-window (selected-window) nil 'below))
@@ -49,7 +51,7 @@
(should (eq test-cj-window-toggle--last-direction 'below))
(should (integerp test-cj-window-toggle--last-size))
(should (= test-cj-window-toggle--last-size
- (window-body-height below))))))
+ (window-total-height below))))))
(ert-deftest test-cj-window-toggle-capture-falls-back-to-default-direction ()
"Boundary: window filling the frame uses the supplied default direction."
@@ -156,7 +158,9 @@ transfer; clearing it lets the consumer's default size apply."
(should (eq (cdr (assq 'inhibit-same-window received-alist)) t))))
(ert-deftest test-cj-window-toggle-display-saved-maps-below-to-bottom ()
- "Normal: saved below + integer size -> bottom edge, body-lines cons."
+ "Normal: saved below + integer size -> bottom edge, plain total-line count.
+The height axis replays a total-line integer (not a body-lines cons) so the
+round-trip is immune to the mode line's pixel height."
(let (received-alist
(test-cj-window-toggle--last-direction 'below)
(test-cj-window-toggle--last-size 12))
@@ -169,8 +173,7 @@ transfer; clearing it lets the consumer's default size apply."
'test-cj-window-toggle--last-size
0.7))
(should (eq (cdr (assq 'direction received-alist)) 'bottom))
- (should (equal (cdr (assq 'window-height received-alist))
- '(body-lines . 12)))
+ (should (equal (cdr (assq 'window-height received-alist)) 12))
(should-not (assq 'window-width received-alist))))
(ert-deftest test-cj-window-toggle-display-saved-maps-right-to-rightmost ()
diff --git a/tests/test-coverage-core--changed-lines.el b/tests/test-coverage-core--changed-lines.el
index f271fde15..0662594b4 100644
--- a/tests/test-coverage-core--changed-lines.el
+++ b/tests/test-coverage-core--changed-lines.el
@@ -227,5 +227,106 @@ Binary files a/image.png and b/image.png differ
(should-error (cj/--coverage-changed-lines 'bogus-scope)
:type 'user-error))
+;;; Boundary cases — parser, /dev/null and orphan hunks
+
+(ert-deftest test-coverage-parse-diff-dev-null-resets-current-file ()
+ "Boundary: a \"+++ /dev/null\" target resets state so a following hunk is
+not misattributed to the previous file."
+ (let* ((input (concat "diff --git a/keep.el b/keep.el\n"
+ "--- a/keep.el\n"
+ "+++ b/keep.el\n"
+ "@@ -1,0 +1,2 @@\n"
+ "+k1\n+k2\n"
+ "diff --git a/gone.el b/gone.el\n"
+ "--- a/gone.el\n"
+ "+++ /dev/null\n"
+ "@@ -1,0 +5,2 @@\n"
+ "+orphan1\n+orphan2\n"))
+ (result (cj/--coverage-parse-diff-output input))
+ (keep (gethash "keep.el" result)))
+ (should (= 1 (hash-table-count result))) ; gone.el never recorded
+ (should (= 2 (hash-table-count keep)))
+ (should (gethash 1 keep))
+ (should (gethash 2 keep))
+ (should-not (gethash 5 keep)) ; not misattributed
+ (should-not (gethash 6 keep))))
+
+(ert-deftest test-coverage-parse-diff-hunk-before-any-file-marker ()
+ "Boundary: a hunk header before any file marker is ignored, not crashed on."
+ (let* ((input (concat "@@ -1,0 +1,2 @@\n"
+ "+orphan1\n+orphan2\n"
+ "diff --git a/real.el b/real.el\n"
+ "--- a/real.el\n"
+ "+++ b/real.el\n"
+ "@@ -1,0 +1,1 @@\n"
+ "+r1\n"))
+ (result (cj/--coverage-parse-diff-output input))
+ (real (gethash "real.el" result)))
+ (should (= 1 (hash-table-count result)))
+ (should (= 1 (hash-table-count real)))
+ (should (gethash 1 real))))
+
+;;; merge-base (stubbed git invocation)
+
+(ert-deftest test-coverage-git-merge-base-returns-trimmed-sha ()
+ "Normal: a SHA with trailing newline is trimmed and returned."
+ (cl-letf (((symbol-function 'process-file)
+ (lambda (_program _infile destination _display &rest _args)
+ (with-current-buffer destination (insert "abc123\n"))
+ 0)))
+ (should (equal (cj/--coverage-git-merge-base "main") "abc123"))))
+
+(ert-deftest test-coverage-git-merge-base-empty-output-errors ()
+ "Error: empty merge-base output signals user-error (no common commit)."
+ (cl-letf (((symbol-function 'process-file)
+ (lambda (_program _infile destination _display &rest _args)
+ (with-current-buffer destination (insert ""))
+ 0)))
+ (should-error (cj/--coverage-git-merge-base "main") :type 'user-error)))
+
+(ert-deftest test-coverage-git-merge-base-whitespace-output-errors ()
+ "Error: whitespace-only output trims to empty and signals user-error."
+ (cl-letf (((symbol-function 'process-file)
+ (lambda (_program _infile destination _display &rest _args)
+ (with-current-buffer destination (insert " \n"))
+ 0)))
+ (should-error (cj/--coverage-git-merge-base "main") :type 'user-error)))
+
+;;; changed-lines — remaining scopes (stubbed git invocation)
+
+(ert-deftest test-coverage-changed-lines-staged-stubbed ()
+ "Normal: staged scope invokes git diff --cached via argv."
+ (let (seen-calls)
+ (cl-letf (((symbol-function 'process-file)
+ (lambda (program _infile destination _display &rest args)
+ (push (cons program args) seen-calls)
+ (with-current-buffer destination
+ (insert test-coverage-diff--simple-single-file))
+ 0)))
+ (let ((result (cj/--coverage-changed-lines 'staged)))
+ (should (equal (nreverse seen-calls)
+ '(("git" "diff" "--cached" "--unified=0"))))
+ (should (= 3 (hash-table-count (gethash "foo.el" result))))))))
+
+(ert-deftest test-coverage-changed-lines-branch-vs-main-stubbed ()
+ "Normal: branch-vs-main computes merge-base against main, then diffs."
+ (let (seen-calls)
+ (cl-letf (((symbol-function 'process-file)
+ (lambda (program _infile destination _display &rest args)
+ (push (cons program args) seen-calls)
+ (with-current-buffer destination
+ (insert
+ (pcase args
+ (`("merge-base" "HEAD" "main") "abc123\n")
+ (`("diff" "abc123..HEAD" "--unified=0")
+ test-coverage-diff--simple-single-file)
+ (_ ""))))
+ 0)))
+ (let ((result (cj/--coverage-changed-lines 'branch-vs-main)))
+ (should (equal (nreverse seen-calls)
+ '(("git" "merge-base" "HEAD" "main")
+ ("git" "diff" "abc123..HEAD" "--unified=0"))))
+ (should (= 3 (hash-table-count (gethash "foo.el" result))))))))
+
(provide 'test-coverage-core--changed-lines)
;;; test-coverage-core--changed-lines.el ends here
diff --git a/tests/test-coverage-core--project-root.el b/tests/test-coverage-core--project-root.el
new file mode 100644
index 000000000..9d596217a
--- /dev/null
+++ b/tests/test-coverage-core--project-root.el
@@ -0,0 +1,37 @@
+;;; test-coverage-core--project-root.el --- Tests for cj/--coverage-project-root -*- lexical-binding: t -*-
+
+;;; Commentary:
+;; Tests for `cj/--coverage-project-root' in coverage-core.el — returns the
+;; projectile project root when available, else `default-directory'.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'coverage-core)
+
+;;; Normal Cases
+
+(ert-deftest test-coverage-project-root-uses-projectile-when-available ()
+ "Normal: with projectile available and in a project, returns its root."
+ (cl-letf (((symbol-function 'projectile-project-root)
+ (lambda () "/home/u/proj/")))
+ (should (equal (cj/--coverage-project-root) "/home/u/proj/"))))
+
+;;; Boundary Cases
+
+(ert-deftest test-coverage-project-root-falls-back-when-projectile-absent ()
+ "Boundary: with no projectile function, falls back to default-directory."
+ (cl-letf (((symbol-function 'projectile-project-root) nil))
+ (let ((default-directory "/fallback/dir/"))
+ (should (equal (cj/--coverage-project-root) "/fallback/dir/")))))
+
+(ert-deftest test-coverage-project-root-falls-back-when-not-in-project ()
+ "Boundary: projectile present but returns nil (not in a project) falls back."
+ (cl-letf (((symbol-function 'projectile-project-root) (lambda () nil)))
+ (let ((default-directory "/fallback/dir/"))
+ (should (equal (cj/--coverage-project-root) "/fallback/dir/")))))
+
+(provide 'test-coverage-core--project-root)
+;;; test-coverage-core--project-root.el ends here
diff --git a/tests/test-custom-datetime-all-methods.el b/tests/test-custom-datetime-all-methods.el
index c9cfa41e2..62b421bdc 100644
--- a/tests/test-custom-datetime-all-methods.el
+++ b/tests/test-custom-datetime-all-methods.el
@@ -108,5 +108,19 @@
(cj/insert-sortable-date))
(should (string-prefix-p "before 2026-02-15" (buffer-string)))))
+;;; Macro-generated commands stay interactive
+
+(ert-deftest test-custom-datetime-all-methods-are-interactive-commands ()
+ "All six inserters generated by `cj/--define-datetime-inserter' are
+interactive commands (so they keep working via M-x and the C-; d keymap)."
+ (dolist (cmd '(cj/insert-readable-date-time
+ cj/insert-sortable-date-time
+ cj/insert-sortable-time
+ cj/insert-readable-time
+ cj/insert-sortable-date
+ cj/insert-readable-date))
+ (should (fboundp cmd))
+ (should (commandp cmd))))
+
(provide 'test-custom-datetime-all-methods)
;;; test-custom-datetime-all-methods.el ends here
diff --git a/tests/test-custom-line-paragraph-duplicate-line-or-region.el b/tests/test-custom-line-paragraph-duplicate-line-or-region.el
index bd82e00fa..84f5bc2df 100644
--- a/tests/test-custom-line-paragraph-duplicate-line-or-region.el
+++ b/tests/test-custom-line-paragraph-duplicate-line-or-region.el
@@ -447,5 +447,19 @@
(should (string-match-p "line\u000Cwith\u000Dcontrol\nline\u000Cwith\u000Dcontrol" (buffer-string))))
(test-duplicate-line-or-region-teardown)))
+;;; Error Cases
+
+(ert-deftest test-duplicate-line-or-region-comment-without-syntax-errors ()
+ "Error: requesting a comment in a mode with no comment syntax signals
+user-error rather than producing malformed output."
+ (test-duplicate-line-or-region-setup)
+ (unwind-protect
+ (with-temp-buffer
+ (fundamental-mode) ; no comment-start defined
+ (insert "line one")
+ (goto-char (point-min))
+ (should-error (cj/duplicate-line-or-region t) :type 'user-error))
+ (test-duplicate-line-or-region-teardown)))
+
(provide 'test-custom-line-paragraph-duplicate-line-or-region)
;;; test-custom-line-paragraph-duplicate-line-or-region.el ends here
diff --git a/tests/test-custom-ordering--region-helpers.el b/tests/test-custom-ordering--region-helpers.el
new file mode 100644
index 000000000..2ec747966
--- /dev/null
+++ b/tests/test-custom-ordering--region-helpers.el
@@ -0,0 +1,52 @@
+;;; test-custom-ordering--region-helpers.el --- Tests for the shared ordering region helpers -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--ordering-validate-region and cj/--ordering-replace-region were extracted
+;; from the seven pure ordering helpers (the copy-pasted start>end guard) and the
+;; interactive ordering commands (the copy-pasted delete-region + insert tail).
+;; The per-command behavior stays covered by the existing wrapper/transform
+;; tests; these cover the extracted helpers directly.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'custom-ordering)
+
+;;; cj/--ordering-validate-region
+
+(ert-deftest test-custom-ordering-validate-region-accepts-ordered ()
+ "Normal: start < end returns nil without signalling."
+ (should (null (cj/--ordering-validate-region 1 10))))
+
+(ert-deftest test-custom-ordering-validate-region-accepts-equal ()
+ "Boundary: start = end (empty region) is allowed."
+ (should (null (cj/--ordering-validate-region 5 5))))
+
+(ert-deftest test-custom-ordering-validate-region-rejects-inverted ()
+ "Error: start > end signals with both positions in the message."
+ (let ((err (should-error (cj/--ordering-validate-region 10 3) :type 'error)))
+ (should (string-match-p "10" (error-message-string err)))
+ (should (string-match-p "3" (error-message-string err)))))
+
+;;; cj/--ordering-replace-region
+
+(ert-deftest test-custom-ordering-replace-region-swaps-text ()
+ "Normal: the region between START and END is replaced with INSERTION and
+point is left at START."
+ (with-temp-buffer
+ (insert "AAAABBBB")
+ (cj/--ordering-replace-region 1 5 "xx") ; replace the first AAAA
+ (should (equal "xxBBBB" (buffer-string)))
+ (should (= (point) 3)))) ; START (1) + len("xx")
+
+(ert-deftest test-custom-ordering-replace-region-empty-insertion ()
+ "Boundary: an empty INSERTION just deletes the region."
+ (with-temp-buffer
+ (insert "keepDROP")
+ (cj/--ordering-replace-region 5 9 "") ; drop "DROP" (positions 5-8)
+ (should (equal "keep" (buffer-string)))))
+
+(provide 'test-custom-ordering--region-helpers)
+;;; test-custom-ordering--region-helpers.el ends here
diff --git a/tests/test-custom-text-enclose--enclose-region-or-word.el b/tests/test-custom-text-enclose--enclose-region-or-word.el
new file mode 100644
index 000000000..4075fb050
--- /dev/null
+++ b/tests/test-custom-text-enclose--enclose-region-or-word.el
@@ -0,0 +1,62 @@
+;;; test-custom-text-enclose--enclose-region-or-word.el --- Tests for the shared enclose dispatch -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--enclose-region-or-word is the dispatch+edit skeleton extracted from
+;; cj/surround/wrap/unwrap-word-or-region (region target, else word at point,
+;; else a no-target message). The three commands stay covered by
+;; test-custom-text-enclose-public-wrappers.el; these cover the helper directly,
+;; including the custom and default no-target messages.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'custom-text-enclose)
+
+(ert-deftest test-cte-enclose-region-target ()
+ "Normal: an active region is the target; TRANSFORM is applied to it."
+ (with-temp-buffer
+ (let ((transient-mark-mode t))
+ (insert "abc")
+ (goto-char (point-min))
+ (push-mark (point) t t)
+ (goto-char (point-max))
+ (cj/--enclose-region-or-word #'upcase))
+ (should (equal (buffer-string) "ABC"))
+ (should (= (point) 4)))) ; after the inserted "ABC" (start 1 + 3)
+
+(ert-deftest test-cte-enclose-word-at-point-target ()
+ "Normal: with no region, the word at point is the target."
+ (with-temp-buffer
+ (insert "foo bar")
+ (goto-char (point-min)) ; point on "foo"
+ (cj/--enclose-region-or-word (lambda (s) (concat "<" s ">")))
+ (should (equal (buffer-string) "<foo> bar"))))
+
+(ert-deftest test-cte-enclose-no-target-default-message ()
+ "Boundary: no region and no word => default message, buffer untouched."
+ (with-temp-buffer
+ (insert " ") ; whitespace, no word
+ (goto-char (point-min))
+ (let ((msg nil))
+ (cl-letf (((symbol-function 'message)
+ (lambda (fmt &rest args) (setq msg (apply #'format fmt args)))))
+ (cj/--enclose-region-or-word #'upcase))
+ (should (string-match-p "No word at point" msg))
+ (should (equal (buffer-string) " ")))))
+
+(ert-deftest test-cte-enclose-no-target-custom-message ()
+ "Boundary: a supplied NO-TARGET-MESSAGE overrides the default."
+ (with-temp-buffer
+ (insert " ")
+ (goto-char (point-min))
+ (let ((msg nil))
+ (cl-letf (((symbol-function 'message)
+ (lambda (fmt &rest args) (setq msg (apply #'format fmt args)))))
+ (cj/--enclose-region-or-word #'upcase "custom no-target text"))
+ (should (equal msg "custom no-target text")))))
+
+(provide 'test-custom-text-enclose--enclose-region-or-word)
+;;; test-custom-text-enclose--enclose-region-or-word.el ends here
diff --git a/tests/test-dirvish-config-hard-delete-command.el b/tests/test-dirvish-config-hard-delete-command.el
new file mode 100644
index 000000000..eb12d2830
--- /dev/null
+++ b/tests/test-dirvish-config-hard-delete-command.el
@@ -0,0 +1,47 @@
+;;; test-dirvish-config-hard-delete-command.el --- Tests for cj/--dirvish-hard-delete-command -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; `cj/--dirvish-hard-delete-command' is the pure string builder behind the
+;; forced `sudo rm -rf' hard-delete bound to D in dirvish. It shell-quotes
+;; every path and guards the list with `--' so a leading-dash or space-bearing
+;; filename can't be misread. The interactive command (prompt + shell-command)
+;; is verified live, not here.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'dirvish-config)
+
+(ert-deftest test-dirvish-config-hard-delete-command-multiple ()
+ "Normal: two paths are quoted and joined behind `sudo rm -rf -- '."
+ (should (equal (cj/--dirvish-hard-delete-command '("/tmp/a.txt" "/tmp/b.txt"))
+ "sudo rm -rf -- /tmp/a.txt /tmp/b.txt")))
+
+(ert-deftest test-dirvish-config-hard-delete-command-single ()
+ "Boundary: a single path still carries the `--' option terminator."
+ (should (equal (cj/--dirvish-hard-delete-command '("/tmp/report.pdf"))
+ "sudo rm -rf -- /tmp/report.pdf")))
+
+(ert-deftest test-dirvish-config-hard-delete-command-spaces-and-dash ()
+ "Boundary: a path with spaces is shell-quoted, and `--' protects a
+leading-dash filename from being read as an option."
+ (let ((cmd (cj/--dirvish-hard-delete-command
+ '("/tmp/my file.txt" "/tmp/-rf"))))
+ ;; `--' precedes the paths so `-rf' is a target, not an option.
+ (should (string-prefix-p "sudo rm -rf -- " cmd))
+ ;; the space-bearing path is quoted (not a bare " " splitting the args).
+ (should (string-match-p (regexp-quote (shell-quote-argument "/tmp/my file.txt"))
+ cmd))
+ (should (string-match-p (regexp-quote (shell-quote-argument "/tmp/-rf"))
+ cmd))))
+
+(ert-deftest test-dirvish-config-hard-delete-command-empty ()
+ "Error: an empty list yields just the prefix (no targets) -- the
+interactive command never reaches here, guarding `No file at point' first."
+ (should (equal (cj/--dirvish-hard-delete-command '())
+ "sudo rm -rf -- ")))
+
+(provide 'test-dirvish-config-hard-delete-command)
+;;; test-dirvish-config-hard-delete-command.el ends here
diff --git a/tests/test-dirvish-config-playlist.el b/tests/test-dirvish-config-playlist.el
index d059a899a..14bb94ac7 100644
--- a/tests/test-dirvish-config-playlist.el
+++ b/tests/test-dirvish-config-playlist.el
@@ -10,6 +10,7 @@
;;; Code:
(require 'ert)
+(require 'cl-lib)
(require 'package)
(setq package-user-dir (expand-file-name "elpa" user-emacs-directory))
@@ -93,5 +94,59 @@ lowercase extension list."
(dolist (bad '("../evil" "../../etc/cron" "/etc/passwd" "sub/dir/name"))
(should-not (cj/--playlist-name-safe-p bad))))
+;;; cj/--playlist-resolve-target
+;;
+;; Drives the real `file-exists-p' against a temp `music-dir' (mocking a C
+;; primitive triggers a native-comp trampoline rebuild that fails under
+;; --batch); only the ordinary `read-string' / `read-char-choice' prompts are
+;; stubbed.
+
+(ert-deftest test-cj--playlist-resolve-target-returns-path-for-new-name ()
+ "Normal: a safe name with no existing file returns its .m3u path under music-dir."
+ (let* ((music-dir (make-temp-file "cj-playlist-" t)))
+ (unwind-protect
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "roadtrip")))
+ (should (equal (expand-file-name "roadtrip.m3u" music-dir)
+ (cj/--playlist-resolve-target))))
+ (delete-directory music-dir t))))
+
+(ert-deftest test-cj--playlist-resolve-target-reprompts-on-unsafe-name ()
+ "Boundary: an unsafe name (with `/') re-prompts until a safe name is given."
+ (let* ((music-dir (make-temp-file "cj-playlist-" t))
+ (answers '("../escape" "safe"))
+ (asked 0))
+ (unwind-protect
+ (cl-letf (((symbol-function 'read-string)
+ (lambda (&rest _) (prog1 (nth asked answers) (cl-incf asked))))
+ ((symbol-function 'message) (lambda (&rest _) nil)))
+ (should (equal (expand-file-name "safe.m3u" music-dir)
+ (cj/--playlist-resolve-target)))
+ (should (= 2 asked)))
+ (delete-directory music-dir t))))
+
+(ert-deftest test-cj--playlist-resolve-target-overwrite-returns-existing-path ()
+ "Normal: when the target exists, choosing overwrite returns the same path."
+ (let* ((music-dir (make-temp-file "cj-playlist-" t))
+ (existing (expand-file-name "mix.m3u" music-dir)))
+ (unwind-protect
+ (progn
+ (with-temp-file existing (insert "old\n"))
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "mix"))
+ ((symbol-function 'read-char-choice) (lambda (&rest _) ?o)))
+ (should (equal existing (cj/--playlist-resolve-target)))))
+ (delete-directory music-dir t))))
+
+(ert-deftest test-cj--playlist-resolve-target-cancel-signals-user-error ()
+ "Error: when the target exists, choosing cancel aborts with a `user-error'."
+ (let* ((music-dir (make-temp-file "cj-playlist-" t))
+ (existing (expand-file-name "mix.m3u" music-dir)))
+ (unwind-protect
+ (progn
+ (with-temp-file existing (insert "old\n"))
+ (cl-letf (((symbol-function 'read-string) (lambda (&rest _) "mix"))
+ ((symbol-function 'read-char-choice) (lambda (&rest _) ?c)))
+ (should-error (cj/--playlist-resolve-target) :type 'user-error)))
+ (delete-directory music-dir t))))
+
(provide 'test-dirvish-config-playlist)
;;; test-dirvish-config-playlist.el ends here
diff --git a/tests/test-dwim-shell-config-command-fixes.el b/tests/test-dwim-shell-config-command-fixes.el
index 2f49a868f..2cc3ae72b 100644
--- a/tests/test-dwim-shell-config-command-fixes.el
+++ b/tests/test-dwim-shell-config-command-fixes.el
@@ -29,5 +29,60 @@ so the substitution can't sit dead inside single quotes."
(should (string-match-p "\\.[0-9]\\{8\\}_[0-9]\\{6\\}\\.bak'" cmd))
(should-not (string-match-p "\\$(date" cmd))))
+;;; ----------------------- tar-gzip command builder --------------------------
+
+(ert-deftest test-dwim-tar-gzip-command-single-names-after-file ()
+ "Normal: a single marked file names the archive <fne>.tar.gz over <<f>>."
+ (let ((cmd (cj/dwim-shell--tar-gzip-command t)))
+ (should (string-match-p "'<<fne>>\\.tar\\.gz'" cmd))
+ (should (string-match-p "'<<f>>'" cmd))))
+
+(ert-deftest test-dwim-tar-gzip-command-multi-uses-shared-archive ()
+ "Boundary: multiple files tar into a shared archive.tar.gz over <<*>>."
+ (let ((cmd (cj/dwim-shell--tar-gzip-command nil)))
+ (should (string-match-p "archive\\.tar\\.gz" cmd))
+ (should (string-match-p "'<<\\*>>'" cmd))))
+
+;;; --------------------- text-to-speech command builder ----------------------
+
+(ert-deftest test-dwim-text-to-speech-command-darwin-uses-say-voice ()
+ "Normal: on darwin the command uses `say' with the chosen voice."
+ (let ((cmd (cj/dwim-shell--text-to-speech-command 'darwin "Samantha")))
+ (should (string-match-p "\\`say -v Samantha " cmd))
+ (should (string-match-p "'<<fne>>\\.aiff'" cmd))))
+
+(ert-deftest test-dwim-text-to-speech-command-linux-uses-espeak ()
+ "Boundary: a non-darwin system uses `espeak' and ignores the voice."
+ (let ((cmd (cj/dwim-shell--text-to-speech-command 'gnu/linux "ignored")))
+ (should (string-match-p "\\`espeak " cmd))
+ (should (string-match-p "'<<fne>>\\.wav'" cmd))
+ (should-not (string-match-p "ignored" cmd))))
+
+;;; ----------------------- video-trim command builder ------------------------
+
+(ert-deftest test-dwim-video-trim-command-beginning-uses-ss ()
+ "Normal: trimming the beginning emits a leading -ss with the start seconds."
+ (let ((cmd (cj/dwim-shell--video-trim-command "Beginning" 7 0)))
+ (should (string-match-p "-ss 7 " cmd))
+ (should-not (string-match-p "-sseof" cmd))))
+
+(ert-deftest test-dwim-video-trim-command-end-uses-sseof ()
+ "Normal: trimming the end emits -sseof with the end seconds, no -ss."
+ (let ((cmd (cj/dwim-shell--video-trim-command "End" 0 9)))
+ (should (string-match-p "-sseof -9 " cmd))
+ (should-not (string-match-p "-ss [0-9]" cmd))))
+
+(ert-deftest test-dwim-video-trim-command-both-uses-ss-and-sseof ()
+ "Normal: trimming both ends emits both -ss start and -sseof end."
+ (let ((cmd (cj/dwim-shell--video-trim-command "Both" 3 4)))
+ (should (string-match-p "-ss 3 " cmd))
+ (should (string-match-p "-sseof -4 " cmd))))
+
+(ert-deftest test-dwim-video-trim-command-negative-seconds-errors ()
+ "Error: a negative second count for the used side signals a user-error."
+ (should-error (cj/dwim-shell--video-trim-command "Beginning" -1 0) :type 'user-error)
+ (should-error (cj/dwim-shell--video-trim-command "End" 0 -1) :type 'user-error)
+ (should-error (cj/dwim-shell--video-trim-command "Both" 0 -2) :type 'user-error))
+
(provide 'test-dwim-shell-config-command-fixes)
;;; test-dwim-shell-config-command-fixes.el ends here
diff --git a/tests/test-elfeed-config--decode-html-entities.el b/tests/test-elfeed-config--decode-html-entities.el
new file mode 100644
index 000000000..a3fba3c49
--- /dev/null
+++ b/tests/test-elfeed-config--decode-html-entities.el
@@ -0,0 +1,31 @@
+;;; test-elfeed-config--decode-html-entities.el --- Tests for cj/--decode-html-entities -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--decode-html-entities replaces the six inline replace-regexp-in-string
+;; calls that cj/youtube-to-elfeed-feed-format used to hand-decode an og:title.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'elfeed-config)
+
+(ert-deftest test-elfeed-decode-html-entities-all ()
+ "Normal: every supported entity is decoded."
+ (should (equal (cj/--decode-html-entities
+ "a &amp; b &lt;c&gt; &quot;d&quot; &#39;e&#x27;")
+ "a & b <c> \"d\" 'e'")))
+
+(ert-deftest test-elfeed-decode-html-entities-no-entities ()
+ "Boundary: text without entities is unchanged."
+ (should (equal (cj/--decode-html-entities "plain title") "plain title"))
+ (should (equal (cj/--decode-html-entities "") "")))
+
+(ert-deftest test-elfeed-decode-html-entities-amp-first ()
+ "Boundary: &amp; is decoded before the others (no double-decoding chains)."
+ (should (equal (cj/--decode-html-entities "Tom &amp; Jerry &lt;3")
+ "Tom & Jerry <3")))
+
+(provide 'test-elfeed-config--decode-html-entities)
+;;; test-elfeed-config--decode-html-entities.el ends here
diff --git a/tests/test-elfeed-config-youtube-feed-format.el b/tests/test-elfeed-config-youtube-feed-format.el
index bda90aa7d..f6c82881e 100644
--- a/tests/test-elfeed-config-youtube-feed-format.el
+++ b/tests/test-elfeed-config-youtube-feed-format.el
@@ -65,5 +65,49 @@
(should-error (cj/youtube-to-elfeed-feed-format "https://youtube.com/@t" 'channel))
(should-not (buffer-live-p url-buf)))))
+;;; Playlist branch
+
+(ert-deftest test-elfeed-youtube-playlist-parses-id-and-title ()
+ "Normal: a playlist URL yields the playlist feed line and the og:title."
+ (cl-letf (((symbol-function 'url-retrieve-synchronously)
+ (lambda (&rest _)
+ (test-elfeed--url-buffer
+ "<meta property=\"og:title\" content=\"My Playlist\">"))))
+ (let ((result (cj/youtube-to-elfeed-feed-format
+ "https://www.youtube.com/playlist?list=PLabc123" 'playlist)))
+ (should (string-match-p "playlist_id=PLabc123" result))
+ (should (string-match-p "My Playlist" result)))))
+
+(ert-deftest test-elfeed-youtube-playlist-id-stops-at-ampersand ()
+ "Boundary: extra query params after list= are not captured into the id."
+ (cl-letf (((symbol-function 'url-retrieve-synchronously)
+ (lambda (&rest _)
+ (test-elfeed--url-buffer
+ "<meta property=\"og:title\" content=\"X\">"))))
+ (let ((result (cj/youtube-to-elfeed-feed-format
+ "https://www.youtube.com/playlist?list=PLxyz&index=2" 'playlist)))
+ (should (string-match-p "playlist_id=PLxyz" result))
+ (should-not (string-match-p "index=2" result)))))
+
+(ert-deftest test-elfeed-youtube-playlist-no-list-param-errors ()
+ "Error: a playlist URL with no list= parameter signals an extraction error."
+ (cl-letf (((symbol-function 'url-retrieve-synchronously)
+ (lambda (&rest _) (test-elfeed--url-buffer ""))))
+ (should-error (cj/youtube-to-elfeed-feed-format
+ "https://www.youtube.com/watch?v=abc" 'playlist))))
+
+(ert-deftest test-elfeed-youtube-playlist-decodes-html-entities-in-title ()
+ "Normal: HTML entities in the og:title are decoded in the feed comment."
+ (cl-letf (((symbol-function 'url-retrieve-synchronously)
+ (lambda (&rest _)
+ (test-elfeed--url-buffer
+ (concat "<meta property=\"og:title\" content=\""
+ "Rock &amp; Roll &#39;n&#x27; &lt;Test&gt; &quot;X&quot;"
+ "\">")))))
+ (let ((result (cj/youtube-to-elfeed-feed-format
+ "https://www.youtube.com/playlist?list=PLe" 'playlist)))
+ (should (string-match-p (regexp-quote "Rock & Roll 'n' <Test> \"X\"")
+ result)))))
+
(provide 'test-elfeed-config-youtube-feed-format)
;;; test-elfeed-config-youtube-feed-format.el ends here
diff --git a/tests/test-erc-config--generate-buffer-name.el b/tests/test-erc-config--generate-buffer-name.el
new file mode 100644
index 000000000..cbc716c82
--- /dev/null
+++ b/tests/test-erc-config--generate-buffer-name.el
@@ -0,0 +1,31 @@
+;;; test-erc-config--generate-buffer-name.el --- Tests for cj/erc-generate-buffer-name -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/erc-generate-buffer-name formats an ERC buffer name as SERVER-CHANNEL.
+;; It was defined inside the erc use-package :config (so unreachable under
+;; `make test'); lifting it to top level makes it unit-testable.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'erc-config)
+
+(ert-deftest test-erc-generate-buffer-name-server-and-channel ()
+ "Normal: a target yields SERVER-CHANNEL."
+ (should (equal (cj/erc-generate-buffer-name '(:server "libera" :target "#emacs"))
+ "libera-#emacs")))
+
+(ert-deftest test-erc-generate-buffer-name-server-only ()
+ "Boundary: no target yields just the server name."
+ (should (equal (cj/erc-generate-buffer-name '(:server "libera"))
+ "libera")))
+
+(ert-deftest test-erc-generate-buffer-name-missing-pieces ()
+ "Boundary: missing server/target degrade to empty strings, not nil."
+ (should (equal (cj/erc-generate-buffer-name '(:target "#emacs")) "-#emacs"))
+ (should (equal (cj/erc-generate-buffer-name '()) "")))
+
+(provide 'test-erc-config--generate-buffer-name)
+;;; test-erc-config--generate-buffer-name.el ends here
diff --git a/tests/test-font-config--frame-lifecycle.el b/tests/test-font-config--frame-lifecycle.el
new file mode 100644
index 000000000..826edbd69
--- /dev/null
+++ b/tests/test-font-config--frame-lifecycle.el
@@ -0,0 +1,75 @@
+;;; test-font-config--frame-lifecycle.el --- Tests for the lifted font frame helpers -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/apply-font-settings-to-frame, cj/cleanup-frame-list, and
+;; cj/maybe-install-all-the-icons-fonts were defined inside use-package
+;; :config / with-eval-after-load (unreachable under `make test'). Lifting
+;; them to top level makes their branching unit-testable; env-gui-p and the
+;; package side-effect calls are mocked at the boundary.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'font-config)
+
+(defvar cj/fontaine-configured-frames)
+
+(ert-deftest test-font-cleanup-frame-list-removes-frame ()
+ "Normal: cleanup drops the given frame from the configured list."
+ (let ((cj/fontaine-configured-frames '(fr1 fr2 fr3)))
+ (cj/cleanup-frame-list 'fr2)
+ (should (equal cj/fontaine-configured-frames '(fr1 fr3)))))
+
+(ert-deftest test-font-apply-gui-unconfigured-sets-preset ()
+ "Normal: a GUI frame not yet configured gets the preset and is tracked."
+ (let ((cj/fontaine-configured-frames nil)
+ (called nil))
+ (cl-letf (((symbol-function 'env-gui-p) (lambda () t))
+ ((symbol-function 'fontaine-set-preset) (lambda (_p) (setq called t))))
+ (cj/apply-font-settings-to-frame (selected-frame)))
+ (should called)
+ (should (member (selected-frame) cj/fontaine-configured-frames))))
+
+(ert-deftest test-font-apply-already-configured-is-noop ()
+ "Boundary: an already-configured frame is not re-preset."
+ (let ((cj/fontaine-configured-frames (list (selected-frame)))
+ (called nil))
+ (cl-letf (((symbol-function 'env-gui-p) (lambda () t))
+ ((symbol-function 'fontaine-set-preset) (lambda (_p) (setq called t))))
+ (cj/apply-font-settings-to-frame (selected-frame)))
+ (should-not called)))
+
+(ert-deftest test-font-apply-non-gui-is-noop ()
+ "Boundary: without a GUI nothing is applied or tracked."
+ (let ((cj/fontaine-configured-frames nil)
+ (called nil))
+ (cl-letf (((symbol-function 'env-gui-p) (lambda () nil))
+ ((symbol-function 'fontaine-set-preset) (lambda (_p) (setq called t))))
+ (cj/apply-font-settings-to-frame (selected-frame)))
+ (should-not called)
+ (should-not (member (selected-frame) cj/fontaine-configured-frames))))
+
+(ert-deftest test-font-maybe-install-icons-gui-missing-installs ()
+ "Normal: GUI present and font missing triggers the install."
+ (let ((installed nil))
+ (cl-letf (((symbol-function 'env-gui-p) (lambda () t))
+ ((symbol-function 'cj/font-installed-p) (lambda (_n) nil))
+ ((symbol-function 'all-the-icons-install-fonts) (lambda (&rest _) (setq installed t)))
+ ((symbol-function 'remove-hook) #'ignore))
+ (cj/maybe-install-all-the-icons-fonts))
+ (should installed)))
+
+(ert-deftest test-font-maybe-install-icons-already-present-skips ()
+ "Boundary: an installed font means no install attempt."
+ (let ((installed nil))
+ (cl-letf (((symbol-function 'env-gui-p) (lambda () t))
+ ((symbol-function 'cj/font-installed-p) (lambda (_n) t))
+ ((symbol-function 'all-the-icons-install-fonts) (lambda (&rest _) (setq installed t))))
+ (cj/maybe-install-all-the-icons-fonts))
+ (should-not installed)))
+
+(provide 'test-font-config--frame-lifecycle)
+;;; test-font-config--frame-lifecycle.el ends here
diff --git a/tests/test-host-environment--detect-system-timezone.el b/tests/test-host-environment--detect-system-timezone.el
index c24ac183a..1b5e61081 100644
--- a/tests/test-host-environment--detect-system-timezone.el
+++ b/tests/test-host-environment--detect-system-timezone.el
@@ -74,5 +74,30 @@ contents primitives."
((symbol-function 'file-symlink-p) (lambda (_) nil)))
(should-not (cj/detect-system-timezone))))
+(ert-deftest test-host-environment-detect-tz-symlink-target-extracts-zone ()
+ "Boundary: with methods 1-3 nil, a /etc/localtime symlink into zoneinfo
+yields the zone after the /zoneinfo/ segment."
+ (cl-letf (((symbol-function 'cj/match-localtime-to-zoneinfo)
+ (lambda () nil))
+ ((symbol-function 'getenv) (lambda (_) nil))
+ ((symbol-function 'file-exists-p) (lambda (_) nil))
+ ((symbol-function 'file-symlink-p)
+ (lambda (path) (string= path "/etc/localtime")))
+ ((symbol-function 'file-truename)
+ (lambda (_) "/usr/share/zoneinfo/America/Denver")))
+ (should (equal (cj/detect-system-timezone) "America/Denver"))))
+
+(ert-deftest test-host-environment-detect-tz-symlink-without-zoneinfo-is-nil ()
+ "Error: a symlink target with no /zoneinfo/ segment yields nil."
+ (cl-letf (((symbol-function 'cj/match-localtime-to-zoneinfo)
+ (lambda () nil))
+ ((symbol-function 'getenv) (lambda (_) nil))
+ ((symbol-function 'file-exists-p) (lambda (_) nil))
+ ((symbol-function 'file-symlink-p)
+ (lambda (path) (string= path "/etc/localtime")))
+ ((symbol-function 'file-truename)
+ (lambda (_) "/var/lib/elsewhere/localtime")))
+ (should-not (cj/detect-system-timezone))))
+
(provide 'test-host-environment--detect-system-timezone)
;;; test-host-environment--detect-system-timezone.el ends here
diff --git a/tests/test-jumper--location-candidates.el b/tests/test-jumper--location-candidates.el
new file mode 100644
index 000000000..df095830a
--- /dev/null
+++ b/tests/test-jumper--location-candidates.el
@@ -0,0 +1,52 @@
+;;; test-jumper--location-candidates.el --- Tests for jumper--location-candidates -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; jumper--location-candidates is the (display . index) builder extracted from
+;; the verbatim cl-loop in jumper-jump-to-location and jumper-remove-location.
+;; It composes jumper--format-location (which now goes through the extracted
+;; jumper--with-marker-at). The wrappers cover it transitively; this exercises
+;; it directly against stored locations.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'jumper)
+
+(ert-deftest test-jumper-location-candidates-one-pair-per-stored-location ()
+ "Normal: one (display . index) pair per stored location, indices in order."
+ (let ((saved-regs jumper--registers)
+ (saved-idx jumper--next-index))
+ (unwind-protect
+ (progn
+ (setq jumper--registers (make-vector jumper-max-locations nil)
+ jumper--next-index 0)
+ (with-temp-buffer
+ (insert "line one\nline two\nline three\n")
+ (goto-char (point-min))
+ (should (integerp (jumper--do-store-location))) ; index 0
+ (forward-line 2)
+ (should (integerp (jumper--do-store-location))) ; index 1
+ (let ((cands (jumper--location-candidates)))
+ (should (= (length cands) 2))
+ (should (equal (mapcar #'cdr cands) '(0 1)))
+ (should (stringp (car (nth 0 cands))))
+ (should (stringp (car (nth 1 cands)))))))
+ (setq jumper--registers saved-regs
+ jumper--next-index saved-idx))))
+
+(ert-deftest test-jumper-location-candidates-empty-when-none-stored ()
+ "Boundary: no stored locations yields an empty candidate list."
+ (let ((saved-regs jumper--registers)
+ (saved-idx jumper--next-index))
+ (unwind-protect
+ (progn
+ (setq jumper--registers (make-vector jumper-max-locations nil)
+ jumper--next-index 0)
+ (should (null (jumper--location-candidates))))
+ (setq jumper--registers saved-regs
+ jumper--next-index saved-idx))))
+
+(provide 'test-jumper--location-candidates)
+;;; test-jumper--location-candidates.el ends here
diff --git a/tests/test-local-repository--car-member.el b/tests/test-local-repository--car-member.el
new file mode 100644
index 000000000..8b8c9a7db
--- /dev/null
+++ b/tests/test-local-repository--car-member.el
@@ -0,0 +1,58 @@
+;;; test-local-repository--car-member.el --- Tests for car-member -*- lexical-binding: t -*-
+
+;;; Commentary:
+;; Tests for `car-member' in local-repository.el — the predicate
+;; localrepo-initialize uses to check whether an archive id is already
+;; registered in package-archives / package-archive-priorities.
+
+;;; Code:
+
+(require 'ert)
+(require 'local-repository)
+
+;;; Normal Cases
+
+(ert-deftest test-local-repository-car-member-found ()
+ "Normal: VALUE present as a car returns the matching tail (non-nil)."
+ (should (equal (car-member 'b '((a . 1) (b . 2) (c . 3)))
+ '(b c))))
+
+(ert-deftest test-local-repository-car-member-not-found ()
+ "Normal: VALUE absent from every car returns nil."
+ (should-not (car-member 'z '((a . 1) (b . 2)))))
+
+(ert-deftest test-local-repository-car-member-string-car ()
+ "Normal: car comparison uses `equal', so string keys match by value."
+ (should (car-member "localrepo"
+ '(("gnu" . "url1") ("localrepo" . "url2")))))
+
+;;; Boundary Cases
+
+(ert-deftest test-local-repository-car-member-empty-list ()
+ "Boundary: an empty list never matches."
+ (should-not (car-member 'a nil)))
+
+(ert-deftest test-local-repository-car-member-single-match ()
+ "Boundary: a single-element list whose car matches returns non-nil."
+ (should (car-member 'only '((only . 1)))))
+
+(ert-deftest test-local-repository-car-member-single-no-match ()
+ "Boundary: a single-element list whose car differs returns nil."
+ (should-not (car-member 'x '((only . 1)))))
+
+(ert-deftest test-local-repository-car-member-nil-value-with-nil-car ()
+ "Boundary: a nil VALUE matches a cons whose car is nil."
+ (should (car-member nil '((nil . 1) (a . 2)))))
+
+(ert-deftest test-local-repository-car-member-nil-value-no-nil-car ()
+ "Boundary: a nil VALUE with no nil car returns nil."
+ (should-not (car-member nil '((a . 1) (b . 2)))))
+
+;;; Error Cases
+
+(ert-deftest test-local-repository-car-member-non-cons-element ()
+ "Error: a non-cons element makes `car' signal wrong-type-argument."
+ (should-error (car-member 'x '(1 2)) :type 'wrong-type-argument))
+
+(provide 'test-local-repository--car-member)
+;;; test-local-repository--car-member.el ends here
diff --git a/tests/test-mail-config--account-search-queries.el b/tests/test-mail-config--account-search-queries.el
new file mode 100644
index 000000000..9f1b6b3e6
--- /dev/null
+++ b/tests/test-mail-config--account-search-queries.el
@@ -0,0 +1,53 @@
+;;; test-mail-config--account-search-queries.el --- Tests for the mail account-nav helpers -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--mail-account-search-queries (pure: account name -> the four mu4e search
+;; strings) and cj/--mail-make-account-map (builds the per-account nav keymap)
+;; replace three near-identical defvar-keymap blocks that differed only by
+;; maildir prefix. The map test invokes each binding with mu4e-search mocked,
+;; which also verifies each loop-built closure captured its own query.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'mail-config)
+
+(ert-deftest test-mail-account-search-queries-cmail ()
+ "Normal: the four searches are scoped to the account's INBOX maildir."
+ (should (equal (cj/--mail-account-search-queries "cmail")
+ '(("i" . "maildir:/cmail/INBOX")
+ ("u" . "maildir:/cmail/INBOX AND flag:unread AND NOT flag:trashed")
+ ("s" . "maildir:/cmail/INBOX AND flag:flagged")
+ ("l" . "maildir:/cmail/INBOX AND size:5M..999M")))))
+
+(ert-deftest test-mail-account-search-queries-prefix-varies ()
+ "Boundary: only the maildir prefix changes between accounts."
+ (should (equal (cdr (assoc "i" (cj/--mail-account-search-queries "dmail")))
+ "maildir:/dmail/INBOX"))
+ (should (equal (cdr (assoc "i" (cj/--mail-account-search-queries "gmail")))
+ "maildir:/gmail/INBOX")))
+
+(ert-deftest test-mail-make-account-map-binds-four-keys ()
+ "Normal: the built keymap binds i/u/s/l to commands."
+ (let ((map (cj/--mail-make-account-map "cmail")))
+ (dolist (key '("i" "u" "s" "l"))
+ (should (commandp (keymap-lookup map key))))))
+
+(ert-deftest test-mail-make-account-map-closures-capture-distinct-queries ()
+ "Normal: each binding runs its own account-scoped search (no closure leak).
+mu4e-search is mocked to capture the query each command passes."
+ (let ((searched '()))
+ (cl-letf (((symbol-function 'mu4e-search)
+ (lambda (q) (push q searched))))
+ (let ((map (cj/--mail-make-account-map "dmail")))
+ (funcall (keymap-lookup map "i"))
+ (funcall (keymap-lookup map "u"))))
+ (should (member "maildir:/dmail/INBOX" searched))
+ (should (member "maildir:/dmail/INBOX AND flag:unread AND NOT flag:trashed"
+ searched))))
+
+(provide 'test-mail-config--account-search-queries)
+;;; test-mail-config--account-search-queries.el ends here
diff --git a/tests/test-modeline-config--click-map.el b/tests/test-modeline-config--click-map.el
new file mode 100644
index 000000000..6c5ba4c7e
--- /dev/null
+++ b/tests/test-modeline-config--click-map.el
@@ -0,0 +1,29 @@
+;;; test-modeline-config--click-map.el --- Tests for cj/--modeline-click-map -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--modeline-click-map is the shared mode-line `local-map' builder extracted
+;; from three clickable segments (buffer-name, vc, major-mode) that each spelled
+;; out the same make-sparse-keymap + define-key dance.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'modeline-config)
+
+(ert-deftest test-modeline-click-map-binds-mouse-1-and-3 ()
+ "Normal: with both commands, mouse-1 and mouse-3 are bound."
+ (let ((map (cj/--modeline-click-map 'vc-diff 'vc-root-diff)))
+ (should (keymapp map))
+ (should (eq (lookup-key map [mode-line mouse-1]) 'vc-diff))
+ (should (eq (lookup-key map [mode-line mouse-3]) 'vc-root-diff))))
+
+(ert-deftest test-modeline-click-map-mouse-1-only ()
+ "Boundary: with no MOUSE-3, only mouse-1 is bound."
+ (let ((map (cj/--modeline-click-map 'describe-mode)))
+ (should (eq (lookup-key map [mode-line mouse-1]) 'describe-mode))
+ (should (null (lookup-key map [mode-line mouse-3])))))
+
+(provide 'test-modeline-config--click-map)
+;;; test-modeline-config--click-map.el ends here
diff --git a/tests/test-mousetrap-mode--bind-events.el b/tests/test-mousetrap-mode--bind-events.el
new file mode 100644
index 000000000..6772d6fa3
--- /dev/null
+++ b/tests/test-mousetrap-mode--bind-events.el
@@ -0,0 +1,41 @@
+;;; test-mousetrap-mode--bind-events.el --- Tests for mouse-trap--bind-events-to-ignore -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; mouse-trap--bind-events-to-ignore is the per-category binding loop extracted
+;; from mouse-trap--build-keymap-1 (which previously nested it five deep). It
+;; binds a category's events, across modifier prefixes, to `ignore'. The full
+;; keymap build stays covered by test-mousetrap-mode--build-keymap.el.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'mousetrap-mode)
+
+(ert-deftest test-mousetrap-bind-events-wheel ()
+ "Normal: wheel events are bound to ignore across every prefix variant."
+ (let ((map (make-sparse-keymap))
+ (spec '((wheel . ("wheel-up" "wheel-down")))))
+ (mouse-trap--bind-events-to-ignore spec '("" "C-") map)
+ (should (eq (lookup-key map (kbd "<wheel-up>")) #'ignore))
+ (should (eq (lookup-key map (kbd "<C-wheel-up>")) #'ignore))
+ (should (eq (lookup-key map (kbd "<wheel-down>")) #'ignore))))
+
+(ert-deftest test-mousetrap-bind-events-click ()
+ "Normal: type x button click events are bound to ignore."
+ (let ((map (make-sparse-keymap))
+ (spec '((types . ("mouse" "down-mouse")) (buttons . (1 3)))))
+ (mouse-trap--bind-events-to-ignore spec '("") map)
+ (should (eq (lookup-key map (kbd "<mouse-1>")) #'ignore))
+ (should (eq (lookup-key map (kbd "<mouse-3>")) #'ignore))
+ (should (eq (lookup-key map (kbd "<down-mouse-1>")) #'ignore))))
+
+(ert-deftest test-mousetrap-bind-events-empty-spec-no-op ()
+ "Boundary: a spec with neither wheel nor types/buttons binds nothing."
+ (let ((map (make-sparse-keymap)))
+ (mouse-trap--bind-events-to-ignore '((other . t)) '("") map)
+ (should (null (lookup-key map (kbd "<mouse-1>"))))))
+
+(provide 'test-mousetrap-mode--bind-events)
+;;; test-mousetrap-mode--bind-events.el ends here
diff --git a/tests/test-music-config--playlist-side.el b/tests/test-music-config--playlist-side.el
new file mode 100644
index 000000000..f49694690
--- /dev/null
+++ b/tests/test-music-config--playlist-side.el
@@ -0,0 +1,45 @@
+;;; test-music-config--playlist-side.el --- Tests for the F10 dock-side helper -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; `cj/--music-playlist-side' maps the shared dock rule's verdict to a
+;; `display-buffer-in-side-window' side: `right' stays `right', anything
+;; else becomes `bottom'. The decision itself lives in
+;; `cj/preferred-dock-direction' (tested in test-cj-window-geometry-lib.el);
+;; here we stub it (an ordinary defun -- safe to `cl-letf', unlike the
+;; frame-* subrs) to prove the mapping and that the width fraction is
+;; passed through.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'music-config)
+
+(ert-deftest test-music-config--playlist-side-right-verdict-is-right ()
+ "Normal: a `right' verdict from the dock rule docks the playlist right."
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (&rest _) 'right)))
+ (should (eq (cj/--music-playlist-side) 'right))))
+
+(ert-deftest test-music-config--playlist-side-below-verdict-is-bottom ()
+ "Normal: a `below' verdict maps to the `bottom' side window."
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (&rest _) 'below)))
+ (should (eq (cj/--music-playlist-side) 'bottom))))
+
+(ert-deftest test-music-config--playlist-side-passes-width-fraction ()
+ "Normal: the playlist's width fraction reaches the dock rule."
+ (let ((cj/music-playlist-window-width 0.4)
+ captured)
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (cols frac &rest _)
+ (setq captured (list cols frac))
+ 'below)))
+ (cj/--music-playlist-side)
+ (should (= (nth 1 captured) 0.4))
+ (should (integerp (nth 0 captured))))))
+
+(provide 'test-music-config--playlist-side)
+;;; test-music-config--playlist-side.el ends here
diff --git a/tests/test-org-agenda-config--base-files.el b/tests/test-org-agenda-config--base-files.el
new file mode 100644
index 000000000..c6939b4d7
--- /dev/null
+++ b/tests/test-org-agenda-config--base-files.el
@@ -0,0 +1,36 @@
+;;; test-org-agenda-config--base-files.el --- Tests for the agenda base-file helper -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--org-agenda-base-files is the single source of the fixed agenda base list
+;; (inbox, schedule, and the three calendars) that was previously spelled out as
+;; a literal in three places. The path vars are special (defvar'd in
+;; user-constants), so they can be dynamically bound here.
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'org-agenda-config)
+
+(ert-deftest test-org-agenda-base-files-returns-fixed-list-in-order ()
+ "Normal: returns inbox, schedule, gcal, pcal, dcal in that order."
+ (let ((inbox-file "/i")
+ (schedule-file "/s")
+ (gcal-file "/g")
+ (pcal-file "/p")
+ (dcal-file "/d"))
+ (should (equal (cj/--org-agenda-base-files)
+ '("/i" "/s" "/g" "/p" "/d")))))
+
+(ert-deftest test-org-agenda-base-files-reflects-current-values ()
+ "Boundary: the helper reads the vars at call time (not a captured snapshot)."
+ (let ((inbox-file "first")
+ (schedule-file "x") (gcal-file "x") (pcal-file "x") (dcal-file "x"))
+ (should (equal (car (cj/--org-agenda-base-files)) "first"))
+ (setq inbox-file "second")
+ (should (equal (car (cj/--org-agenda-base-files)) "second"))
+ (should (= (length (cj/--org-agenda-base-files)) 5))))
+
+(provide 'test-org-agenda-config--base-files)
+;;; test-org-agenda-config--base-files.el ends here
diff --git a/tests/test-org-capture-config--find-or-create-top-heading.el b/tests/test-org-capture-config--find-or-create-top-heading.el
new file mode 100644
index 000000000..236c87c87
--- /dev/null
+++ b/tests/test-org-capture-config--find-or-create-top-heading.el
@@ -0,0 +1,45 @@
+;;; test-org-capture-config--find-or-create-top-heading.el --- Tests for the shared find-or-create helper -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/--org-find-or-create-top-heading is the search-or-append positioning block
+;; extracted from cj/org-capture--goto-file-headline, cj/--org-capture-goto-open-work,
+;; and cj/--org-capture-goto-exact-headline. The three call sites stay covered by
+;; test-org-capture-config-project-target.el (open-work, exact-headline) and the
+;; target-cache test; these cover the generic helper directly with a plain regexp
+;; (so the test doesn't depend on org's complex-heading format).
+
+;;; Code:
+
+(require 'ert)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'org-capture-config)
+
+(ert-deftest test-org-find-or-create-top-heading-finds-existing ()
+ "Normal: an existing heading is found; point lands at its line start and the
+buffer is unchanged."
+ (with-temp-buffer
+ (insert "* Alpha\nbody\n* Target\nmore\n")
+ (cj/--org-find-or-create-top-heading "^\\* Target$" "* Target")
+ (should (looking-at-p "\\* Target$"))
+ (should (equal (buffer-string) "* Alpha\nbody\n* Target\nmore\n"))))
+
+(ert-deftest test-org-find-or-create-top-heading-creates-when-absent ()
+ "Boundary: with no match, the heading line is appended (a separating newline
+added because the buffer doesn't end in one) and point lands on it."
+ (with-temp-buffer
+ (insert "some text") ; no trailing newline
+ (cj/--org-find-or-create-top-heading "^\\* Missing$" "* Missing")
+ (should (equal (buffer-string) "some text\n* Missing\n"))
+ (should (looking-at-p "\\* Missing$"))))
+
+(ert-deftest test-org-find-or-create-top-heading-empty-buffer ()
+ "Boundary: in an empty buffer the heading is inserted at the top, no extra
+leading newline."
+ (with-temp-buffer
+ (cj/--org-find-or-create-top-heading "^\\* X$" "* X")
+ (should (equal (buffer-string) "* X\n"))
+ (should (looking-at-p "\\* X$"))))
+
+(provide 'test-org-capture-config--find-or-create-top-heading)
+;;; test-org-capture-config--find-or-create-top-heading.el ends here
diff --git a/tests/test-prog-general--deadgrep.el b/tests/test-prog-general--deadgrep.el
new file mode 100644
index 000000000..21223105d
--- /dev/null
+++ b/tests/test-prog-general--deadgrep.el
@@ -0,0 +1,44 @@
+;;; test-prog-general--deadgrep.el --- Tests for the deadgrep helpers -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/deadgrep--initial-term (region text or symbol at point) and cj/--deadgrep-run
+;; (the normalize-root + read-term + invoke tail shared by cj/deadgrep-here and
+;; cj/deadgrep-in-dir) were lifted out of the deadgrep use-package :config.
+;; deadgrep is mocked at the boundary.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'prog-general)
+
+(ert-deftest test-prg-deadgrep-initial-term-symbol-at-point ()
+ "Normal: with no region, the symbol at point seeds the search."
+ (with-temp-buffer
+ (insert "hello world")
+ (goto-char (point-min))
+ (should (equal (cj/deadgrep--initial-term) "hello"))))
+
+(ert-deftest test-prg-deadgrep-initial-term-region ()
+ "Normal: an active region's text seeds the search."
+ (with-temp-buffer
+ (insert "needle")
+ (transient-mark-mode 1)
+ (set-mark (point-min))
+ (goto-char (point-max))
+ (activate-mark)
+ (should (equal (cj/deadgrep--initial-term) "needle"))))
+
+(ert-deftest test-prg-deadgrep-run-normalizes-root-and-passes-term ()
+ "Normal: ROOT is normalized to a directory and TERM is passed through."
+ (let (got-term got-root)
+ (cl-letf (((symbol-function 'deadgrep)
+ (lambda (term root) (setq got-term term got-root root))))
+ (cj/--deadgrep-run "/tmp/foo" "needle"))
+ (should (equal got-term "needle"))
+ (should (equal got-root "/tmp/foo/"))))
+
+(provide 'test-prog-general--deadgrep)
+;;; test-prog-general--deadgrep.el ends here
diff --git a/tests/test-prog-general--find-project-root-file.el b/tests/test-prog-general--find-project-root-file.el
new file mode 100644
index 000000000..97db0b979
--- /dev/null
+++ b/tests/test-prog-general--find-project-root-file.el
@@ -0,0 +1,49 @@
+;;; test-prog-general--find-project-root-file.el --- Tests for cj/find-project-root-file -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; cj/find-project-root-file returns the first file in the current Projectile
+;; project root matching a regexp (string or rx form), case-insensitively. It
+;; was defined inside the projectile use-package :config (unreachable under
+;; `make test'); lifting it to top level makes it unit-testable. projectile's
+;; root and directory-files are mocked at the boundary.
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(require 'seq)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'prog-general)
+
+(defmacro test-prg--with-root (files &rest body)
+ "Run BODY with projectile-project-root \"/proj/\" and directory-files = FILES."
+ (declare (indent 1))
+ `(cl-letf (((symbol-function 'projectile-project-root) (lambda (&rest _) "/proj/"))
+ ((symbol-function 'directory-files) (lambda (&rest _) ,files)))
+ ,@body))
+
+(ert-deftest test-prg-find-root-file-string-regexp ()
+ "Normal: a string regexp matches case-insensitively."
+ (test-prg--with-root '("README.md" "TODO.org" "src")
+ (should (equal (cj/find-project-root-file "^todo\\.org$") "TODO.org"))))
+
+(ert-deftest test-prg-find-root-file-rx-form ()
+ "Normal: an rx form is converted and matched."
+ (test-prg--with-root '("notes.txt" "todo.md" "x")
+ (should (equal (cj/find-project-root-file
+ '(seq bos "todo." (or "org" "md" "txt") eos))
+ "todo.md"))))
+
+(ert-deftest test-prg-find-root-file-no-match ()
+ "Boundary: no matching file yields nil."
+ (test-prg--with-root '("a.el" "b.el")
+ (should (null (cj/find-project-root-file "^todo\\.org$")))))
+
+(ert-deftest test-prg-find-root-file-no-project ()
+ "Boundary: outside a project (nil root) yields nil."
+ (cl-letf (((symbol-function 'projectile-project-root) (lambda (&rest _) nil)))
+ (should (null (cj/find-project-root-file "^todo\\.org$")))))
+
+(provide 'test-prog-general--find-project-root-file)
+;;; test-prog-general--find-project-root-file.el ends here
diff --git a/tests/test-reconcile--dirty-p.el b/tests/test-reconcile--dirty-p.el
new file mode 100644
index 000000000..a4c372b66
--- /dev/null
+++ b/tests/test-reconcile--dirty-p.el
@@ -0,0 +1,49 @@
+;;; test-reconcile--dirty-p.el --- Tests for cj/reconcile--dirty-p -*- lexical-binding: t -*-
+
+;;; Commentary:
+;; Tests for `cj/reconcile--dirty-p' in reconcile-open-repos.el. It runs
+;; git status --porcelain via `cj/reconcile--git' and reports clean (nil),
+;; dirty (non-nil), or 'status-failed when git itself errors. The git call
+;; is stubbed at the `cj/reconcile--git' boundary (it returns a plist).
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+(require 'reconcile-open-repos)
+
+(defmacro test-reconcile-dirty--with-git (plist &rest body)
+ "Run BODY with `cj/reconcile--git' stubbed to return PLIST."
+ (declare (indent 1))
+ `(cl-letf (((symbol-function 'cj/reconcile--git)
+ (lambda (&rest _) ,plist)))
+ ,@body))
+
+;;; Normal Cases
+
+(ert-deftest test-reconcile-dirty-p-clean-returns-nil ()
+ "Normal: exit 0 with empty porcelain output means clean (nil)."
+ (test-reconcile-dirty--with-git '(:exit 0 :output "")
+ (should-not (cj/reconcile--dirty-p "/repo"))))
+
+(ert-deftest test-reconcile-dirty-p-dirty-returns-non-nil ()
+ "Normal: exit 0 with porcelain content means dirty (non-nil)."
+ (test-reconcile-dirty--with-git '(:exit 0 :output " M file.el\n")
+ (should (cj/reconcile--dirty-p "/repo"))))
+
+;;; Boundary Cases
+
+(ert-deftest test-reconcile-dirty-p-whitespace-only-is-clean ()
+ "Boundary: whitespace-only output trims to empty and counts as clean."
+ (test-reconcile-dirty--with-git '(:exit 0 :output " \n")
+ (should-not (cj/reconcile--dirty-p "/repo"))))
+
+;;; Error Cases
+
+(ert-deftest test-reconcile-dirty-p-git-failure-returns-status-failed ()
+ "Error: a non-zero git exit returns the symbol 'status-failed."
+ (test-reconcile-dirty--with-git '(:exit 128 :output "fatal: not a repo")
+ (should (eq (cj/reconcile--dirty-p "/repo") 'status-failed))))
+
+(provide 'test-reconcile--dirty-p)
+;;; test-reconcile--dirty-p.el ends here
diff --git a/tests/test-show-kill-ring--insert-item.el b/tests/test-show-kill-ring--insert-item.el
new file mode 100644
index 000000000..a29ca75e6
--- /dev/null
+++ b/tests/test-show-kill-ring--insert-item.el
@@ -0,0 +1,73 @@
+;;; test-show-kill-ring--insert-item.el --- Tests for show-kill-insert-item -*- lexical-binding: t -*-
+
+;;; Commentary:
+;; Tests for `show-kill-insert-item' in show-kill-ring.el — inserts a
+;; kill-ring entry into the current buffer, truncating to
+;; `show-kill-max-item-size' with an ellipsis when too long. The ellipsis
+;; sits inline for short items and on its own line for items wider than the
+;; frame. Frame width is read at runtime so the test is environment-stable.
+
+;;; Code:
+
+(require 'ert)
+(require 'show-kill-ring)
+
+;;; Normal Cases
+
+(ert-deftest test-show-kill-ring-insert-item-short-verbatim ()
+ "Normal: an item shorter than the max is inserted unchanged."
+ (let ((show-kill-max-item-size 1000))
+ (with-temp-buffer
+ (show-kill-insert-item "hello")
+ (should (string= (buffer-string) "hello")))))
+
+(ert-deftest test-show-kill-ring-insert-item-inline-ellipsis ()
+ "Normal: an over-max item narrower than the frame gets an inline ellipsis."
+ (let* ((show-kill-max-item-size 5)
+ (len (/ (frame-width) 2)) ; > max, < (frame-width - 5)
+ (item (make-string len ?b)))
+ (with-temp-buffer
+ (show-kill-insert-item item)
+ (should (string= (buffer-string) "bbbbb...")))))
+
+;;; Boundary Cases
+
+(ert-deftest test-show-kill-ring-insert-item-length-equals-max-truncates ()
+ "Boundary: length exactly equal to max truncates — the guard is (< len max)."
+ (let ((show-kill-max-item-size 5))
+ (with-temp-buffer
+ (show-kill-insert-item "hello") ; length 5, equals max
+ (should (string= (buffer-string) "hello...")))))
+
+(ert-deftest test-show-kill-ring-insert-item-wide-newline-ellipsis ()
+ "Boundary: an item wider than the frame puts the ellipsis on its own line."
+ (let* ((show-kill-max-item-size 5)
+ (item (make-string (+ (frame-width) 10) ?a)))
+ (with-temp-buffer
+ (show-kill-insert-item item)
+ (should (string= (buffer-string) "aaaaa\n...")))))
+
+(ert-deftest test-show-kill-ring-insert-item-max-nil-verbatim ()
+ "Boundary: a non-numeric max disables truncation."
+ (let ((show-kill-max-item-size nil))
+ (with-temp-buffer
+ (show-kill-insert-item "anything long enough to exceed nothing")
+ (should (string= (buffer-string)
+ "anything long enough to exceed nothing")))))
+
+(ert-deftest test-show-kill-ring-insert-item-max-negative-verbatim ()
+ "Boundary: a negative max disables truncation."
+ (let ((show-kill-max-item-size -1))
+ (with-temp-buffer
+ (show-kill-insert-item "abc")
+ (should (string= (buffer-string) "abc")))))
+
+(ert-deftest test-show-kill-ring-insert-item-empty-string ()
+ "Boundary: an empty item inserts nothing and does not error."
+ (let ((show-kill-max-item-size 1000))
+ (with-temp-buffer
+ (show-kill-insert-item "")
+ (should (string= (buffer-string) "")))))
+
+(provide 'test-show-kill-ring--insert-item)
+;;; test-show-kill-ring--insert-item.el ends here
diff --git a/tests/test-system-lib--format-region-with-program.el b/tests/test-system-lib--format-region-with-program.el
new file mode 100644
index 000000000..29b392b84
--- /dev/null
+++ b/tests/test-system-lib--format-region-with-program.el
@@ -0,0 +1,68 @@
+;;; test-system-lib--format-region-with-program.el --- Tests for cj/format-region-with-program -*- lexical-binding: t; -*-
+
+;;; Commentary:
+;; `cj/format-region-with-program' runs an external formatter over the whole
+;; buffer via `call-process-region' (argv, no shell) and replaces the buffer
+;; only when the program exits zero. Extracted from the byte-identical
+;; per-language helpers in prog-json.el / prog-yaml.el, so this is the first
+;; direct unit coverage of the logic. call-process-region is mocked at the
+;; boundary (the established pattern in test-prog-json--json-format-buffer.el).
+
+;;; Code:
+
+(require 'ert)
+(require 'cl-lib)
+
+(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
+(require 'system-lib)
+
+(ert-deftest test-system-lib-format-region-with-program-replaces-on-success ()
+ "Normal: on exit 0 the buffer is replaced with the program's output, returns t."
+ (cl-letf (((symbol-function 'call-process-region)
+ (lambda (_start _end _prog &rest rest)
+ (with-current-buffer (nth 1 rest) (insert "FORMATTED"))
+ 0)))
+ (with-temp-buffer
+ (insert "raw")
+ (should (eq t (cj/format-region-with-program "fmt")))
+ (should (equal "FORMATTED" (buffer-string))))))
+
+(ert-deftest test-system-lib-format-region-with-program-forwards-argv ()
+ "Normal: PROGRAM and ARGS reach call-process-region as argv (no shell)."
+ (let (got-prog got-args)
+ (cl-letf (((symbol-function 'call-process-region)
+ (lambda (_start _end prog &rest rest)
+ (setq got-prog prog
+ got-args (nthcdr 3 rest))
+ (with-current-buffer (nth 1 rest) (insert "x"))
+ 0)))
+ (with-temp-buffer
+ (cj/format-region-with-program "jq" "--sort-keys" ".")))
+ (should (equal "jq" got-prog))
+ (should (equal '("--sort-keys" ".") got-args))))
+
+(ert-deftest test-system-lib-format-region-with-program-empty-output ()
+ "Boundary: empty program output empties the buffer and still returns t."
+ (cl-letf (((symbol-function 'call-process-region)
+ (lambda (_start _end _prog &rest _rest) 0))) ; writes nothing
+ (with-temp-buffer
+ (insert "raw")
+ (should (eq t (cj/format-region-with-program "fmt")))
+ (should (equal "" (buffer-string))))))
+
+(ert-deftest test-system-lib-format-region-with-program-nonzero-untouched ()
+ "Error: a non-zero exit leaves the buffer untouched and signals user-error
+carrying the program's stderr text."
+ (cl-letf (((symbol-function 'call-process-region)
+ (lambda (_start _end _prog &rest rest)
+ (with-current-buffer (nth 1 rest) (insert "boom: bad input"))
+ 1)))
+ (with-temp-buffer
+ (insert "raw")
+ (let ((err (should-error (cj/format-region-with-program "fmt")
+ :type 'user-error)))
+ (should (string-match-p "boom: bad input" (error-message-string err))))
+ (should (equal "raw" (buffer-string))))))
+
+(provide 'test-system-lib--format-region-with-program)
+;;; test-system-lib--format-region-with-program.el ends here
diff --git a/tests/test-term-toggle--display.el b/tests/test-term-toggle--display.el
index 0943a4888..d6dd33da2 100644
--- a/tests/test-term-toggle--display.el
+++ b/tests/test-term-toggle--display.el
@@ -17,7 +17,9 @@
(require 'term-config)
(ert-deftest test-term-toggle--capture-state-records-direction-and-size ()
- "Normal: capture-state writes direction and integer body size."
+ "Normal: capture-state writes direction and integer size.
+The vertical axis captures total-height (not body-height) so the toggle
+round-trip is immune to the mode line's pixel height."
(save-window-excursion
(delete-other-windows)
(let ((below (split-window (selected-window) nil 'below))
@@ -26,7 +28,7 @@
(cj/--term-toggle-capture-state below)
(should (eq cj/--term-toggle-last-direction 'below))
(should (integerp cj/--term-toggle-last-size))
- (should (= cj/--term-toggle-last-size (window-body-height below))))))
+ (should (= cj/--term-toggle-last-size (window-total-height below))))))
(ert-deftest test-term-toggle--capture-state-noop-on-dead-window ()
"Boundary: nil window -> state remains unchanged."
@@ -50,7 +52,9 @@
(should (eq (cdr (assq 'inhibit-same-window received-alist)) t))))
(ert-deftest test-term-toggle--display-saved-maps-cardinal-to-edge ()
- "Normal: saved 'below maps to bottom edge; integer size wraps in body-lines."
+ "Normal: saved 'below maps to bottom edge; integer size is a plain total-line count.
+The height axis replays a total-line integer (not a body-lines cons) so the
+round-trip is immune to the mode line's pixel height."
(let (received-alist
(cj/--term-toggle-last-direction 'below)
(cj/--term-toggle-last-size 12))
@@ -58,8 +62,7 @@
(lambda (_b a) (setq received-alist a) 'fake-window)))
(cj/--term-toggle-display-saved 'fake-buf nil))
(should (eq (cdr (assq 'direction received-alist)) 'bottom))
- (should (equal (cdr (assq 'window-height received-alist))
- '(body-lines . 12)))
+ (should (equal (cdr (assq 'window-height received-alist)) 12))
(should-not (assq 'window-width received-alist))))
(ert-deftest test-term-toggle--display-saved-strips-conflicting-alist-entries ()
@@ -83,5 +86,29 @@
received-alist)))
(should (null wh-cells)))))
+(ert-deftest test-term-toggle--default-size-pairs-width-with-right ()
+ "Normal: the default size for `right' is the width fraction."
+ (let ((cj/term-toggle-window-width 0.5)
+ (cj/term-toggle-window-height 0.7))
+ (should (= (cj/--term-toggle-default-size 'right) 0.5))))
+
+(ert-deftest test-term-toggle--default-size-pairs-height-with-below ()
+ "Normal: the default size for `below' is the height fraction."
+ (let ((cj/term-toggle-window-width 0.5)
+ (cj/term-toggle-window-height 0.7))
+ (should (= (cj/--term-toggle-default-size 'below) 0.7))))
+
+(ert-deftest test-term-toggle--default-direction-delegates-to-dock-rule ()
+ "Normal: default-direction passes the width fraction to the dock rule."
+ (let ((cj/term-toggle-window-width 0.5)
+ captured)
+ (cl-letf (((symbol-function 'cj/preferred-dock-direction)
+ (lambda (cols frac &rest _)
+ (setq captured (list cols frac))
+ 'right)))
+ (should (eq (cj/--term-toggle-default-direction) 'right))
+ (should (= (nth 1 captured) 0.5))
+ (should (integerp (nth 0 captured))))))
+
(provide 'test-term-toggle--display)
;;; test-term-toggle--display.el ends here
diff --git a/tests/test-ui-navigation--window-resize.el b/tests/test-ui-navigation--window-resize.el
index 3be0313b8..553219755 100644
--- a/tests/test-ui-navigation--window-resize.el
+++ b/tests/test-ui-navigation--window-resize.el
@@ -24,8 +24,11 @@
(should (eq (keymap-lookup cj/window-resize-map "<down>") #'windsize-down)))
(ert-deftest test-ui-navigation-window-resize-sticky-dispatches-and-arms ()
- "Normal: `cj/window-resize-sticky' runs the `windsize' command matching the
-arrow key that triggered it, then arms the sticky-repeat map."
+ "Normal: with more than one window, `cj/window-resize-sticky' runs the
+`windsize' command matching the arrow key that triggered it, then arms the
+sticky-repeat map. `one-window-p' is forced nil so the resize path is taken
+deterministically -- in `--batch' the sole frame is one-window-p, which would
+otherwise route to the pull-away path."
(dolist (case '((left . windsize-left)
(right . windsize-right)
(up . windsize-up)
@@ -33,13 +36,45 @@ arrow key that triggered it, then arms the sticky-repeat map."
(let ((ran nil)
(overriding-terminal-local-map nil)
(pre-command-hook nil))
- (cl-letf (((symbol-function (cdr case))
+ (cl-letf (((symbol-function 'one-window-p) (lambda (&rest _) nil))
+ ((symbol-function (cdr case))
(lambda (&rest _) (interactive) (setq ran t))))
(let ((last-command-event (car case)))
(cj/window-resize-sticky)))
(should ran) ; dispatched to the right command
(should overriding-terminal-local-map)))) ; loop armed
+(ert-deftest test-ui-navigation-window-pull-side ()
+ "Normal/Error: each arrow maps to the *opposite* side (where the revealed
+window opens, so the current window keeps the arrow's edge); anything else
+is nil."
+ (should (eq (cj/window-pull-side "<down>") 'above))
+ (should (eq (cj/window-pull-side "<up>") 'below))
+ (should (eq (cj/window-pull-side "<left>") 'right))
+ (should (eq (cj/window-pull-side "<right>") 'left))
+ (should (null (cj/window-pull-side "<prior>")))
+ (should (null (cj/window-pull-side "x"))))
+
+(ert-deftest test-ui-navigation-window-resize-sticky-sole-window-pulls-away ()
+ "Normal: with a single window, the arrow pulls a sliver away on the side
+opposite the arrow (via `cj/window--pull-away') rather than resizing, then
+arms the loop. `cj/window--pull-away' is stubbed to capture the side so no
+real window split happens under `--batch'."
+ (dolist (case '((down . above)
+ (up . below)
+ (left . right)
+ (right . left)))
+ (let ((pulled nil)
+ (overriding-terminal-local-map nil)
+ (pre-command-hook nil))
+ (cl-letf (((symbol-function 'one-window-p) (lambda (&rest _) t))
+ ((symbol-function 'cj/window--pull-away)
+ (lambda (dir) (setq pulled dir))))
+ (let ((last-command-event (car case)))
+ (cj/window-resize-sticky)))
+ (should (eq pulled (cdr case))) ; pulled toward the arrow
+ (should overriding-terminal-local-map)))) ; loop armed
+
(ert-deftest test-ui-navigation-window-resize-bound-under-c-semicolon-b ()
"Normal: `C-; b <arrow>' (each direction) reaches the sticky-resize command."
(require 'custom-buffer-file)
diff --git a/tests/test-ui-theme-commands.el b/tests/test-ui-theme-commands.el
index 4e3ce7f28..1b273cf57 100644
--- a/tests/test-ui-theme-commands.el
+++ b/tests/test-ui-theme-commands.el
@@ -7,7 +7,6 @@
;; cj/switch-themes
;; cj/save-theme-to-file
;; cj/get-active-theme-name
-;; cj/load-fallback-theme
;;; Code:
@@ -68,23 +67,6 @@ does not raise."
(cj/save-theme-to-file))
(should (string-match-p "Cannot save theme" messaged))))
-;;; cj/load-fallback-theme
-
-(ert-deftest test-ui-theme-load-fallback-disables-then-loads ()
- "Normal: load-fallback-theme disables all then loads the fallback."
- (let ((fallback-theme-name "modus-vivendi")
- (custom-enabled-themes '(old-one old-two))
- disabled loaded)
- (cl-letf (((symbol-function 'disable-theme)
- (lambda (theme) (push theme disabled)))
- ((symbol-function 'load-theme)
- (lambda (theme &optional _no-confirm _no-enable)
- (push theme loaded)))
- ((symbol-function 'message) #'ignore))
- (cj/load-fallback-theme "boom"))
- (should (equal (sort (copy-sequence disabled) #'string<) '(old-one old-two)))
- (should (equal loaded '(modus-vivendi)))))
-
;;; cj/switch-themes
(ert-deftest test-ui-theme-switch-disables-loads-then-saves ()
diff --git a/tests/test-user-constants.el b/tests/test-user-constants.el
index 8dd9284ff..0c12eecf4 100644
--- a/tests/test-user-constants.el
+++ b/tests/test-user-constants.el
@@ -120,5 +120,48 @@ The whole point of the split — a bare require must not touch the filesystem."
(should (eq (nth 1 warn-args) :error)))
(delete-directory dir t))))
+;;; verify-or-create no-op branches (target already present)
+
+(ert-deftest test-user-constants-verify-dir-existing-is-noop ()
+ "Boundary: an existing directory is a no-op — make-directory is not called."
+ (test-user-constants--load)
+ (let ((dir (make-temp-file "uc-exdir-" t)))
+ (unwind-protect
+ (cl-letf (((symbol-function 'make-directory)
+ (lambda (&rest _) (error "should not create an existing dir"))))
+ (cj/verify-or-create-dir dir) ; must not error
+ (should (file-directory-p dir)))
+ (delete-directory dir t))))
+
+(ert-deftest test-user-constants-verify-file-existing-is-noop ()
+ "Boundary: an existing file is left untouched — write-region is not called."
+ (test-user-constants--load)
+ (let* ((dir (make-temp-file "uc-exfile-" t))
+ (file (expand-file-name "keep.org" dir)))
+ (unwind-protect
+ (progn
+ (with-temp-file file (insert "original"))
+ (cl-letf (((symbol-function 'write-region)
+ (lambda (&rest _) (error "should not overwrite an existing file"))))
+ (cj/verify-or-create-file file)
+ (should (equal (with-temp-buffer
+ (insert-file-contents file) (buffer-string))
+ "original"))))
+ (delete-directory dir t))))
+
+(ert-deftest test-user-constants-verify-file-optional-failure-logs ()
+ "Error: an optional file failure is logged, never warned or signalled."
+ (test-user-constants--load)
+ (let ((dir (make-temp-file "uc-optfile-" t))
+ (warned nil) (messaged nil))
+ (unwind-protect
+ (cl-letf (((symbol-function 'write-region) (lambda (&rest _) (error "boom")))
+ ((symbol-function 'display-warning) (lambda (&rest _) (setq warned t)))
+ ((symbol-function 'message) (lambda (&rest _) (setq messaged t))))
+ (cj/verify-or-create-file (expand-file-name "optional.org" dir))
+ (should messaged)
+ (should-not warned))
+ (delete-directory dir t))))
+
(provide 'test-user-constants)
;;; test-user-constants.el ends here