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75 lines
2.9 KiB
EmacsLisp
75 lines
2.9 KiB
EmacsLisp
;;; process-tests.el --- Testing the process facilities
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;; Copyright (C) 2013-2015 Free Software Foundation, Inc.
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;; This program 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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;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;;; Code:
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(require 'ert)
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;; Timeout in seconds; the test fails if the timeout is reached.
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(defvar process-test-sentinel-wait-timeout 2.0)
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;; Start a process that exits immediately. Call WAIT-FUNCTION,
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;; possibly multiple times, to wait for the process to complete.
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(defun process-test-sentinel-wait-function-working-p (wait-function)
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(let ((proc (start-process "test" nil "bash" "-c" "exit 20"))
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(sentinel-called nil)
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(start-time (float-time)))
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(set-process-sentinel proc (lambda (proc msg)
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(setq sentinel-called t)))
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(while (not (or sentinel-called
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(> (- (float-time) start-time)
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process-test-sentinel-wait-timeout)))
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(funcall wait-function))
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(cl-assert (eq (process-status proc) 'exit))
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(cl-assert (= (process-exit-status proc) 20))
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sentinel-called))
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(ert-deftest process-test-sentinel-accept-process-output ()
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(should (process-test-sentinel-wait-function-working-p
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#'accept-process-output)))
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(ert-deftest process-test-sentinel-sit-for ()
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(should
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(process-test-sentinel-wait-function-working-p (lambda () (sit-for 0.01 t)))))
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(when (eq system-type 'windows-nt)
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(ert-deftest process-test-quoted-batfile ()
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"Check that Emacs hides CreateProcess deficiency (bug#18745)."
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(let (batfile)
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(unwind-protect
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(progn
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;; CreateProcess will fail when both the bat file and 1st
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;; argument are quoted, so include spaces in both of those
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;; to force quoting.
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(setq batfile (make-temp-file "echo args" nil ".bat"))
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(with-temp-file batfile
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(insert "@echo arg1 = %1, arg2 = %2\n"))
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(with-temp-buffer
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(call-process batfile nil '(t t) t "x &y")
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(should (string= (buffer-string) "arg1 = \"x &y\", arg2 = \n")))
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(with-temp-buffer
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(call-process-shell-command
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(mapconcat #'shell-quote-argument (list batfile "x &y") " ")
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nil '(t t) t)
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(should (string= (buffer-string) "arg1 = \"x &y\", arg2 = \n"))))
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(when batfile (delete-file batfile))))))
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(provide 'process-tests)
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