test/lisp/xt-mouse-tests.el

   1 ;;; xt-mouse-tests.el --- Test suite for xt-mouse.  -*- lexical-binding: t; -*-
   2
   3 ;; Copyright (C) 2016 Free Software Foundation, Inc.
   4
   5 ;; Author: Philipp Stephani <phst@google.com>
   6
   7 ;; This file is part of GNU Emacs.
   8
   9 ;; GNU Emacs is free software: you can redistribute it and/or modify
  10 ;; it under the terms of the GNU General Public License as published by
  11 ;; the Free Software Foundation, either version 3 of the License, or
  12 ;; (at your option) any later version.
  13
  14 ;; GNU Emacs is distributed in the hope that it will be useful,
  15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 ;; GNU General Public License for more details.
  18
  19 ;; You should have received a copy of the GNU General Public License
  20 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  21
  22 ;;; Commentary:
  23
  24 ;;; Code:
  25
  26 (require 'xt-mouse)
  27
  28 (defmacro with-xterm-mouse-mode (&rest body)
  29   "Run BODY with `xterm-mouse-mode' temporarily enabled."
  30   (declare (indent 0))
  31   ;; Make the frame huge so that the test input events below don't hit
  32   ;; the menu bar.
  33   `(cl-letf (((frame-width nil) 2000)
  34              ((frame-height nil) 2000)
  35              ;; Reset XTerm parameters so that the tests don't get
  36              ;; confused.
  37              ((terminal-parameter nil 'xterm-mouse-x) nil)
  38              ((terminal-parameter nil 'xterm-mouse-y) nil)
  39              ((terminal-parameter nil 'xterm-mouse-last-down) nil)
  40              ((terminal-parameter nil 'xterm-mouse-last-click) nil))
  41      (if xterm-mouse-mode
  42          (progn ,@body)
  43        (unwind-protect
  44            (progn
  45              ;; `xterm-mouse-mode' doesn't work in the initial
  46              ;; terminal.  Since we can't create a second terminal in
  47              ;; batch mode, fake it temporarily.
  48              (cl-letf (((symbol-function 'terminal-name)
  49                         (lambda (&optional _terminal) "fake-terminal")))
  50                (xterm-mouse-mode))
  51              ,@body)
  52          (xterm-mouse-mode 0)))))
  53
  54 (ert-deftest xt-mouse-tracking-basic ()
  55   (should (equal (xterm-mouse-tracking-enable-sequence)
  56                  "\e[?1000h\e[?1002h\e[?1006h"))
  57   (should (equal (xterm-mouse-tracking-disable-sequence)
  58                  "\e[?1006l\e[?1002l\e[?1000l"))
  59   (with-xterm-mouse-mode
  60     (should xterm-mouse-mode)
  61     (should (terminal-parameter nil 'xterm-mouse-mode))
  62     (should-not (terminal-parameter nil 'xterm-mouse-utf-8))
  63     (let* ((unread-command-events (append "\e[M%\xD9\x81"
  64                                           "\e[M'\xD9\x81" nil))
  65            (key (read-key)))
  66       (should (consp key))
  67       (cl-destructuring-bind (event-type position . rest) key
  68         (should (equal event-type 'S-mouse-2))
  69         (should (consp position))
  70         (cl-destructuring-bind (_ _ xy . rest) position
  71           (should (equal xy '(184 . 95))))))))
  72
  73 (ert-deftest xt-mouse-tracking-utf-8 ()
  74   (let ((xterm-mouse-utf-8 t))
  75     (should (equal (xterm-mouse-tracking-enable-sequence)
  76                    "\e[?1000h\e[?1002h\e[?1005h\e[?1006h"))
  77     (should (equal (xterm-mouse-tracking-disable-sequence)
  78                    "\e[?1006l\e[?1005l\e[?1002l\e[?1000l"))
  79     (with-xterm-mouse-mode
  80       (should xterm-mouse-mode)
  81       (should (terminal-parameter nil 'xterm-mouse-mode))
  82       (should (terminal-parameter nil 'xterm-mouse-utf-8))
  83       ;; The keyboard driver doesn't decode bytes in
  84       ;; `unread-command-events'.
  85       (let* ((unread-command-events (append "\e[M%\u0640\u0131"
  86                                             "\e[M'\u0640\u0131" nil))
  87              (key (read-key)))
  88         (should (consp key))
  89         (cl-destructuring-bind (event-type position . rest) key
  90           (should (equal event-type 'S-mouse-2))
  91           (should (consp position))
  92           (cl-destructuring-bind (_ _ xy . rest) position
  93             (should (equal xy '(1567 . 271)))))))))
  94
  95 (ert-deftest xt-mouse-tracking-sgr ()
  96   (with-xterm-mouse-mode
  97     (should xterm-mouse-mode)
  98     (should (terminal-parameter nil 'xterm-mouse-mode))
  99     (should-not (terminal-parameter nil 'xterm-mouse-utf-8))
 100     (let* ((unread-command-events (append "\e[<5;1569;273;M"
 101                                           "\e[<5;1569;273;m" nil))
 102            (key (read-key)))
 103       (should (consp key))
 104       (cl-destructuring-bind (event-type position . rest) key
 105         (should (equal event-type 'S-mouse-2))
 106         (should (consp position))
 107         (cl-destructuring-bind (_ _ xy . rest) position
 108           (should (equal xy '(1568 . 271))))))))
 109
 110 ;;; xt-mouse-tests.el ends here