diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/test-agenda-query--render.el | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/tests/test-agenda-query--render.el b/tests/test-agenda-query--render.el new file mode 100644 index 00000000..1f7232f2 --- /dev/null +++ b/tests/test-agenda-query--render.el @@ -0,0 +1,235 @@ +;;; test-agenda-query--render.el --- Tests for the renderer profile -*- lexical-binding: t; -*- + +;;; Commentary: +;; Tests for `cj/agenda-render-json' and the row transform behind it. +;; +;; The renderer reads three keys — s and e as epoch MILLISECONDS, t as the +;; title — and drops everything else before drawing. Two things therefore have +;; to hold, and both are asserted rather than assumed: +;; +;; 1. s and e really are milliseconds. A seconds-for-milliseconds slip puts +;; every bar in 1970 and the surface renders empty, which looks exactly like +;; "Emacs isn't writing the file". +;; 2. Every row has a drawable e. The canonical profile reports null where the +;; source has no range, and null is not a width. +;; +;; Helpers carry a file-unique prefix: the editor hook loads every +;; agenda-query test file into ONE process. + +;;; Code: + +(require 'ert) +(require 'org) +(require 'org-element) +(require 'org-agenda) +(require 'cl-lib) + +(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory)) +(require 'agenda-query) + +(defun test-aq-render--epoch (min hour day month year) + "Return the epoch for local MIN HOUR DAY MONTH YEAR." + (time-convert (encode-time (list 0 min hour day month year nil -1 nil)) + 'integer)) + +(defmacro test-aq-render--with-agenda-file (text &rest body) + "Write TEXT to a temp agenda file and run BODY with `rows' bound. +`rows' is the parsed render-profile output for all of 2026-07-31." + (declare (indent 1)) + `(let* ((dir (make-temp-file "agenda-render-" t)) + (file (expand-file-name "todo.org" dir))) + (unwind-protect + (progn + (with-temp-file file (insert ,text)) + (let* ((org-agenda-files (list file)) + (rows (append (json-parse-string + (cj/agenda-render-json + (test-aq-render--epoch 0 0 31 7 2026) + (test-aq-render--epoch 59 23 31 7 2026)) + :object-type 'alist) + nil))) + ,@body)) + (dolist (buffer (buffer-list)) + (when (equal (buffer-file-name buffer) file) (kill-buffer buffer))) + (delete-directory dir t)))) + +;;; Normal Cases + +(ert-deftest test-agenda-render-normal-emits-milliseconds () + "Normal: s and e are epoch milliseconds, not seconds. + +The renderer works in milliseconds throughout. Sending seconds puts every bar +in January 1970, which draws as an empty surface — indistinguishable from the +file never being written." + (test-aq-render--with-agenda-file + "* Standup\nSCHEDULED: <2026-07-31 Fri 09:00-09:30>\n" + (let ((row (car rows))) + (should (= (alist-get 's row) + (* 1000 (test-aq-render--epoch 0 9 31 7 2026)))) + (should (= (alist-get 'e row) + (* 1000 (test-aq-render--epoch 30 9 31 7 2026)))) + ;; Sanity on the magnitude: milliseconds since 1970 are 13 digits now. + (should (= 13 (length (number-to-string (alist-get 's row)))))))) + +(ert-deftest test-agenda-render-normal-title-is-t () + "Normal: the title is carried as t, the key the renderer reads." + (test-aq-render--with-agenda-file + "* TODO [#A] Standup with Nerses :work:\nSCHEDULED: <2026-07-31 Fri 09:00>\n" + (should (equal "Standup with Nerses" (alist-get 't (car rows)))))) + +(ert-deftest test-agenda-render-normal-canonical-fields-survive () + "Normal: the canonical fields ride along, since the consumer drops its own. +One file serves both the renderer and anything reading the documented shape." + (test-aq-render--with-agenda-file + "* DONE Standup\nSCHEDULED: <2026-07-31 Fri 09:00-09:30>\n" + (let ((row (car rows))) + (should (equal "Standup" (alist-get 'title row))) + (should (eq t (alist-get 'done row))) + (should (equal "scheduled" (alist-get 'type row))) + ;; start stays SECONDS while s is milliseconds; the units never mix + ;; within a key. + (should (= (alist-get 'start row) (/ (alist-get 's row) 1000)))))) + +;;; Boundary Cases + +(ert-deftest test-agenda-render-boundary-all-day-spans-its-day () + "Boundary: an all-day entry gets a drawable e covering its whole day. +Canonically its end is null, and null is not something a renderer can draw." + (test-aq-render--with-agenda-file + "* TODO Water plants\nSCHEDULED: <2026-07-31 Fri>\n" + (let ((row (car rows))) + (should (eq :null (alist-get 'end row))) + (should (= (alist-get 's row) + (* 1000 (test-aq-render--epoch 0 0 31 7 2026)))) + (should (= (alist-get 'e row) + (* 1000 (1- (test-aq-render--epoch 0 0 1 8 2026)))))))) + +(ert-deftest test-agenda-render-boundary-point-event-has-zero-width () + "Boundary: a timed point event ends where it starts rather than at null. +Zero width is a marker the renderer can decide how to draw; null is a crash or +a silently dropped row." + (test-aq-render--with-agenda-file + "* Reminder\n<2026-07-31 Fri 14:00>\n" + (let ((row (car rows))) + (should (eq :null (alist-get 'end row))) + (should (= (alist-get 'e row) (alist-get 's row)))))) + +(ert-deftest test-agenda-render-boundary-every-row-is-drawable () + "Boundary: across a mixed day, every row has integer s and e with e >= s. +This is the invariant the surface depends on, so it is asserted over the whole +set rather than one row at a time." + (test-aq-render--with-agenda-file + (concat "* TODO All day\nSCHEDULED: <2026-07-31 Fri>\n" + "* Point\n<2026-07-31 Fri 14:00>\n" + "* Ranged\n<2026-07-31 Fri 15:00-16:30>\n" + "* TODO Deadline day\nDEADLINE: <2026-07-31 Fri 17:00>\n") + (should (= 4 (length rows))) + (dolist (row rows) + (should (integerp (alist-get 's row))) + (should (integerp (alist-get 'e row))) + (should (>= (alist-get 'e row) (alist-get 's row))) + (should (stringp (alist-get 't row)))))) + +(ert-deftest test-agenda-render-boundary-empty-is-array () + "Boundary: an empty day is an empty array, not null. +The renderer parses the same shape whether or not anything is scheduled." + (let ((org-agenda-files nil)) + (should (equal "[]" (cj/agenda-render-json 1785474000 1785477600))))) + +;;; ---------- the cache writer ---------- + +(ert-deftest test-agenda-render-normal-cache-update-writes-today () + "Normal: the cache writer covers the whole local day and creates its dir. + +This is the function that actually ships the feature, so it gets its own +coverage rather than riding on the tests for the profile beneath it. The +window assertion is the point: a writer that quietly covered the last hour, +or the next 24 from now, would still produce a plausible-looking file." + (let* ((dir (make-temp-file "agenda-cache-" t)) + ;; A path two levels deep, so directory creation is exercised. + (cj/agenda-render-cache-file + (expand-file-name "settings/agenda.json" dir)) + (org-agenda-files nil) + (windows '())) + (unwind-protect + (cl-letf (((symbol-function 'cj/agenda-render-json) + (lambda (start end &optional out) + (push (cons start end) windows) + (when out (cj/--agenda-query-write-atomically out "[]")) + "[]"))) + (should (equal cj/agenda-render-cache-file + (cj/agenda-render-cache-update))) + (should (file-exists-p cj/agenda-render-cache-file)) + (let* ((window (car windows)) + (d (decode-time (car window)))) + ;; Opens at local midnight... + (should (= 0 (nth 2 d))) + (should (= 0 (nth 1 d))) + (should (= 0 (nth 0 d))) + ;; ...and closes one second before the next. + (should (= (cdr window) + (1- (cj/--agenda-query-epoch + 0 0 0 (1+ (nth 3 d)) (nth 4 d) (nth 5 d))))) + ;; It is today's day, not an arbitrary one. + (should (equal (list (nth 3 d) (nth 4 d) (nth 5 d)) + (let ((now (decode-time))) + (list (nth 3 now) (nth 4 now) (nth 5 now))))))) + (delete-directory dir t)))) + +(ert-deftest test-agenda-render-boundary-cache-update-is-idempotent () + "Boundary: writing twice leaves one file and no temp litter." + (let* ((dir (make-temp-file "agenda-cache-" t)) + (cj/agenda-render-cache-file (expand-file-name "agenda.json" dir)) + (org-agenda-files nil)) + (unwind-protect + (progn + (cj/agenda-render-cache-update) + (cj/agenda-render-cache-update) + (should (equal '("agenda.json") + (directory-files + dir nil directory-files-no-dot-files-regexp)))) + (delete-directory dir t)))) + +;;; Error Cases + +(ert-deftest test-agenda-render-error-cache-update-unwritable-parent () + "Error: an unwritable cache location signals rather than failing silently. +A silent failure here looks identical to an empty agenda on the surface." + (let* ((dir (make-temp-file "agenda-cache-ro-" t)) + (cj/agenda-render-cache-file + (expand-file-name "settings/agenda.json" dir)) + (org-agenda-files nil)) + (unwind-protect + (progn + (set-file-modes dir #o500) + (should-error (cj/agenda-render-cache-update))) + (set-file-modes dir #o700) + (delete-directory dir t)))) + +(ert-deftest test-agenda-render-error-bounds-are-still-seconds () + "Error: the render profile takes SECONDS in, even though it emits +milliseconds. The direction of conversion is one-way and the input guards +still apply, so a caller passing milliseconds is told rather than answered." + (let ((org-agenda-files nil) + (ms 1785474000000)) + (should-error (cj/agenda-render-json ms (+ ms 3600000)) :type 'user-error))) + +;;; Back to Normal Cases -- the profile's own writer + +(ert-deftest test-agenda-render-normal-writes-out-path () + "Normal: with an out-path the render profile writes it atomically." + (let* ((dir (make-temp-file "agenda-render-out-" t)) + (out (expand-file-name "agenda.json" dir)) + (org-agenda-files nil)) + (unwind-protect + (progn + (cj/agenda-render-json 1785474000 1785477600 out) + (should (file-exists-p out)) + (with-temp-buffer + (insert-file-contents out) + (should (equal "[]" (buffer-string)))) + (should (zerop (logand (file-modes out) #o111)))) + (delete-directory dir t)))) + +(provide 'test-agenda-query--render) +;;; test-agenda-query--render.el ends here |