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a799661566
See the note in admin/notes/documentation. Ref: https://lists.gnu.org/r/emacs-devel/2012-02/msg00649.html
79 lines
3.3 KiB
EmacsLisp
79 lines
3.3 KiB
EmacsLisp
;;; callproc-tests.el --- callproc.c tests -*- lexical-binding: t -*-
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;; Copyright (C) 2016-2024 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;; Unit tests for src/callproc.c.
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;;; Code:
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(require 'ert)
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(eval-when-compile (require 'cl-lib))
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(ert-deftest initial-environment-preserved ()
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"Check that `initial-environment' is not modified by Emacs (Bug #10980)."
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(skip-unless (eq system-type 'windows-nt))
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(cl-destructuring-bind (initial-shell shell)
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(with-temp-buffer
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(let ((process-environment (cons "SHELL" process-environment)))
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(call-process (expand-file-name invocation-name invocation-directory)
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nil t nil
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"--batch" "-Q" "--eval"
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(prin1-to-string
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'(progn (prin1 (getenv-internal "SHELL" initial-environment))
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(prin1 (getenv-internal "SHELL"))))))
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(split-string-and-unquote (buffer-string)))
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(should (equal initial-shell "nil"))
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(should-not (equal initial-shell shell))))
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(ert-deftest call-process-w32-debug-spawn-error ()
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"Check that debugger runs on `call-process' failure (Bug#33016)."
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(skip-unless (eq system-type 'windows-nt))
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(let* ((debug-on-error t)
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(have-called-debugger nil)
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(debugger (lambda (&rest _)
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(setq have-called-debugger t)
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;; Allow entering the debugger later in the same
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;; test run, before going back to the command
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;; loop.
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(setq internal-when-entered-debugger -1))))
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(should (eq :got-error ;; NOTE: `should-error' would inhibit debugger.
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(condition-case-unless-debug ()
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;; On MS-Windows, "nul.FOO" resolves to the null
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;; device, and thus acts like an always-empty
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;; file, for any FOO, in any directory. So
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;; c:/null.exe passes Emacs's test for the file's
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;; existence, and ensures we hit an error in the
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;; w32 process spawn code.
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(call-process "c:/nul.exe")
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(error :got-error))))
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(should have-called-debugger)))
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(ert-deftest call-process-region-entire-buffer-with-delete ()
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"Check that Bug#40576 is fixed."
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(let ((emacs (expand-file-name invocation-name invocation-directory)))
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(skip-unless (file-executable-p emacs))
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(with-temp-buffer
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(insert "Buffer contents\n")
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(should
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(eq (call-process-region nil nil emacs :delete nil nil "--version") 0))
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(should (eq (buffer-size) 0)))))
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;;; callproc-tests.el ends here
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