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- ;;; dbus-tests.el --- Tests of D-Bus integration into Emacs
- ;; Copyright (C) 2013-2016 Free Software Foundation, Inc.
- ;; Author: Michael Albinus <michael.albinus@gmx.de>
- ;; This program is free software: you can redistribute it and/or
- ;; modify it under the terms of the GNU General Public License as
- ;; published by the Free Software Foundation, either version 3 of the
- ;; License, or (at your option) any later version.
- ;;
- ;; This program is distributed in the hope that it will be useful, but
- ;; WITHOUT ANY WARRANTY; without even the implied warranty of
- ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- ;; General Public License for more details.
- ;;
- ;; You should have received a copy of the GNU General Public License
- ;; along with this program. If not, see `http://www.gnu.org/licenses/'.
- ;;; Code:
- (require 'ert)
- (require 'dbus)
- (setq dbus-debug nil)
- (defvar dbus--test-enabled-session-bus
- (and (featurep 'dbusbind)
- (dbus-ignore-errors (dbus-get-unique-name :session)))
- "Check, whether we are registered at the session bus.")
- (defvar dbus--test-enabled-system-bus
- (and (featurep 'dbusbind)
- (dbus-ignore-errors (dbus-get-unique-name :system)))
- "Check, whether we are registered at the system bus.")
- (defun dbus--test-availability (bus)
- "Test availability of D-Bus BUS."
- (should (dbus-list-names bus))
- (should (dbus-list-activatable-names bus))
- (should (dbus-list-known-names bus))
- (should (dbus-get-unique-name bus)))
- (ert-deftest dbus-test00-availability-session ()
- "Test availability of D-Bus `:session'."
- :expected-result (if dbus--test-enabled-session-bus :passed :failed)
- (dbus--test-availability :session))
- (ert-deftest dbus-test00-availability-system ()
- "Test availability of D-Bus `:system'."
- :expected-result (if dbus--test-enabled-system-bus :passed :failed)
- (dbus--test-availability :system))
- (ert-deftest dbus-test01-type-conversion ()
- "Check type conversion functions."
- (let ((ustr "0123abc_xyz\x01\xff")
- (mstr "Grüß Göttin"))
- (should
- (string-equal
- (dbus-byte-array-to-string (dbus-string-to-byte-array "")) ""))
- (should
- (string-equal
- (dbus-byte-array-to-string (dbus-string-to-byte-array ustr)) ustr))
- (should
- (string-equal
- (dbus-byte-array-to-string (dbus-string-to-byte-array mstr) 'multibyte)
- mstr))
- ;; Should not work for multibyte strings.
- (should-not
- (string-equal
- (dbus-byte-array-to-string (dbus-string-to-byte-array mstr)) mstr))
- (should
- (string-equal
- (dbus-unescape-from-identifier (dbus-escape-as-identifier "")) ""))
- (should
- (string-equal
- (dbus-unescape-from-identifier (dbus-escape-as-identifier ustr)) ustr))
- ;; Should not work for multibyte strings.
- (should-not
- (string-equal
- (dbus-unescape-from-identifier (dbus-escape-as-identifier mstr)) mstr))))
- (defun dbus--test-register-service (bus)
- "Check service registration at BUS."
- ;; Cleanup.
- (dbus-ignore-errors (dbus-unregister-service bus dbus-service-emacs))
- ;; Register an own service.
- (should (eq (dbus-register-service bus dbus-service-emacs) :primary-owner))
- (should (member dbus-service-emacs (dbus-list-known-names bus)))
- (should (eq (dbus-register-service bus dbus-service-emacs) :already-owner))
- (should (member dbus-service-emacs (dbus-list-known-names bus)))
- ;; Unregister the service.
- (should (eq (dbus-unregister-service bus dbus-service-emacs) :released))
- (should-not (member dbus-service-emacs (dbus-list-known-names bus)))
- (should (eq (dbus-unregister-service bus dbus-service-emacs) :non-existent))
- (should-not (member dbus-service-emacs (dbus-list-known-names bus)))
- ;; `dbus-service-dbus' is reserved for the BUS itself.
- (should-error (dbus-register-service bus dbus-service-dbus))
- (should-error (dbus-unregister-service bus dbus-service-dbus)))
- (ert-deftest dbus-test02-register-service-session ()
- "Check service registration at `:session' bus."
- (skip-unless (and dbus--test-enabled-session-bus
- (dbus-register-service :session dbus-service-emacs)))
- (dbus--test-register-service :session)
- (let ((service "org.freedesktop.Notifications"))
- (when (member service (dbus-list-known-names :session))
- ;; Cleanup.
- (dbus-ignore-errors (dbus-unregister-service :session service))
- (should (eq (dbus-register-service :session service) :in-queue))
- (should (eq (dbus-unregister-service :session service) :released))
- (should
- (eq (dbus-register-service :session service :do-not-queue) :exists))
- (should (eq (dbus-unregister-service :session service) :not-owner)))))
- (ert-deftest dbus-test02-register-service-system ()
- "Check service registration at `:system' bus."
- (skip-unless (and dbus--test-enabled-system-bus
- (dbus-register-service :system dbus-service-emacs)))
- (dbus--test-register-service :system))
- (ert-deftest dbus-test02-register-service-own-bus ()
- "Check service registration with an own bus.
- This includes initialization and closing the bus."
- ;; Start bus.
- (let ((output
- (ignore-errors
- (shell-command-to-string "dbus-launch --sh-syntax")))
- bus pid)
- (skip-unless (stringp output))
- (when (string-match "DBUS_SESSION_BUS_ADDRESS='\\(.+\\)';" output)
- (setq bus (match-string 1 output)))
- (when (string-match "DBUS_SESSION_BUS_PID=\\([[:digit:]]+\\);" output)
- (setq pid (match-string 1 output)))
- (unwind-protect
- (progn
- (skip-unless
- (dbus-ignore-errors
- (and bus pid
- (featurep 'dbusbind)
- (dbus-init-bus bus)
- (dbus-get-unique-name bus)
- (dbus-register-service bus dbus-service-emacs))))
- ;; Run the test.
- (dbus--test-register-service bus))
- ;; Save exit.
- (when pid (call-process "kill" nil nil nil pid)))))
- (ert-deftest dbus-test03-peer-interface ()
- "Check `dbus-interface-peer' methods."
- (skip-unless
- (and dbus--test-enabled-session-bus
- (dbus-register-service :session dbus-service-emacs)
- ;; "GetMachineId" is not implemented (yet). When it returns a
- ;; value, another D-Bus client like dbus-monitor is reacting
- ;; on `dbus-interface-peer'. We cannot test then.
- (not
- (dbus-ignore-errors
- (dbus-call-method
- :session dbus-service-emacs dbus-path-dbus
- dbus-interface-peer "GetMachineId" :timeout 100)))))
- (should (dbus-ping :session dbus-service-emacs 100))
- (dbus-unregister-service :session dbus-service-emacs)
- (should-not (dbus-ping :session dbus-service-emacs 100)))
- (defun dbus-test-all (&optional interactive)
- "Run all tests for \\[dbus]."
- (interactive "p")
- (funcall
- (if interactive 'ert-run-tests-interactively 'ert-run-tests-batch) "^dbus"))
- (provide 'dbus-tests)
- ;;; dbus-tests.el ends here
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