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;;; test-system-utils-commands.el --- Tests for system-utils command wrappers -*- lexical-binding: t; -*-
;;; Commentary:
;; Sibling `test-system-utils-eval-buffer.el` covers
;; `cj/eval-buffer-with-confirmation-or-error-message'. This batch
;; covers:
;;
;; cj/open-file-with-command
;; cj/server-shutdown
;;
;; Process and prompt primitives are stubbed.
;;; Code:
(require 'ert)
(require 'cl-lib)
(add-to-list 'load-path (expand-file-name "modules" user-emacs-directory))
(require 'system-utils)
;;; cj/open-file-with-command
(ert-deftest test-system-utils-open-file-with-launcher-uses-call-process ()
"Normal: a launcher command (e.g. xdg-open) routes through `call-process'."
(let ((tmp (make-temp-file "test-su-open-" nil ".txt"))
(call-args nil))
(unwind-protect
(cl-letf (((symbol-function 'cj/file-from-context)
(lambda () tmp))
((symbol-function 'cj/external-open-launcher-p)
(lambda (_) t))
((symbol-function 'call-process)
(lambda (prog _infile _buf _disp &rest args)
(setq call-args (cons prog args))
0))
((symbol-function 'message) #'ignore))
(cj/open-file-with-command "xdg-open"))
(delete-file tmp))
(should (equal (car call-args) "xdg-open"))
(should (member tmp call-args))))
(ert-deftest test-system-utils-open-file-with-non-launcher-uses-shell-process ()
"Normal: a non-launcher command goes through `start-process-shell-command'
and lands in a dedicated output buffer."
(let ((tmp (make-temp-file "test-su-open-shell-" nil ".txt"))
(shell-cmd nil)
(buf-name nil))
(unwind-protect
(let (output-buf)
(cl-letf (((symbol-function 'cj/file-from-context)
(lambda () tmp))
((symbol-function 'cj/external-open-launcher-p)
(lambda (_) nil))
((symbol-function 'start-process-shell-command)
(lambda (_name buf cmd)
(setq shell-cmd cmd)
(setq output-buf buf)
'fake-proc))
((symbol-function 'message) #'ignore))
(cj/open-file-with-command "cat"))
;; Capture name as a string before cleanup kills the buffer.
(when (bufferp output-buf)
(setq buf-name (buffer-name output-buf))
(kill-buffer output-buf)))
(delete-file tmp))
(should (string-prefix-p "cat " shell-cmd))
(should (stringp buf-name))
(should (string-match-p "^\\*Open with cat:" buf-name))))
(ert-deftest test-system-utils-open-file-with-errors-when-no-valid-file ()
"Error: a missing file (no context, no selection) signals an error."
(cl-letf (((symbol-function 'cj/file-from-context) (lambda () nil))
((symbol-function 'read-file-name)
(lambda (&rest _) "/no/such/path"))
((symbol-function 'cj/external-open-launcher-p)
(lambda (_) t)))
(should-error (cj/open-file-with-command "xdg-open") :type 'error)))
;;; cj/server-shutdown
(ert-deftest test-system-utils-server-shutdown-saves-then-kills ()
"Normal: shutdown saves buffers and then calls `kill-emacs'."
(let ((saved nil)
(killed nil))
(cl-letf (((symbol-function 'save-some-buffers)
(lambda (&rest _) (setq saved t)))
((symbol-function 'kill-emacs)
(lambda (&rest _) (setq killed t))))
(cj/server-shutdown))
(should saved)
(should killed)))
(provide 'test-system-utils-commands)
;;; test-system-utils-commands.el ends here
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