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-rw-r--r--test/lisp/faces-tests.el177
1 files changed, 171 insertions, 6 deletions
diff --git a/test/lisp/faces-tests.el b/test/lisp/faces-tests.el
index 056af68af91..f28f9e6aed4 100644
--- a/test/lisp/faces-tests.el
+++ b/test/lisp/faces-tests.el
@@ -1,29 +1,31 @@
;;; faces-tests.el --- Tests for faces.el -*- lexical-binding: t; -*-
-;; Copyright (C) 2013-2017 Free Software Foundation, Inc.
+;; Copyright (C) 2013-2022 Free Software Foundation, Inc.
;; Author: Artur Malabarba <bruce.connor.am@gmail.com>
;; Keywords:
-;; This program is free software; you can redistribute it and/or modify
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs 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,
+;; GNU Emacs 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 <https://www.gnu.org/licenses/>.
+;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Code:
(require 'ert)
-(require 'faces)
+(require 'ert-x)
-(defgroup faces--test nil ""
+(defgroup faces--test nil "Group to test faces."
:group 'faces--test)
(defface faces--test1
@@ -36,6 +38,26 @@
""
:group 'faces--test)
+(defface faces--test-extend
+ '((t :extend t :background "blue"))
+ ""
+ :group 'faces--test)
+
+(defface faces--test-no-extend
+ '((t :extend nil :background "blue"))
+ ""
+ :group 'faces--test)
+
+(defface faces--test-inherit-extend
+ '((t :inherit (faces--test-extend faces--test2) :background "blue"))
+ ""
+ :group 'faces--test)
+
+(defface faces--test-inherit-no-extend
+ '((t :inherit (faces--test2 faces--test-no-extend) :background "blue"))
+ ""
+ :group 'faces--test)
+
(ert-deftest faces--test-color-at-point ()
(with-temp-buffer
(insert (propertize "STRING" 'face '(faces--test2 faces--test1)))
@@ -60,5 +82,148 @@
(should (equal (background-color-at-point) "black"))
(should (equal (foreground-color-at-point) "black"))))
+(ert-deftest faces--test-face-id ()
+ ;; Face ID of 0 is the 'default' face; no face should have the same ID.
+ (should (> (face-id 'faces--test1) 0))
+ ;; 'tooltip' is the last face defined by preloaded packages, so any
+ ;; face we define in Emacs should have a face ID greater than that,
+ ;; since the ID of a face is just its index in the array that maps
+ ;; face IDs to faces.
+ (should (> (face-id 'faces--test1) (face-id 'tooltip))))
+
+(ert-deftest faces--test-extend ()
+ (should (equal (face-attribute 'faces--test-extend :extend) t))
+ (should (equal (face-attribute 'faces--test-no-extend :extend) nil))
+ (should (equal (face-attribute 'faces--test1 :extend) 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ )
+
+(ert-deftest faces--test-extend-with-themes ()
+ (defface spiff-changed-face
+ '((t :extend t :weight bold))
+ "")
+ (defface spiff-added
+ '((t :background "grey"))
+ "")
+ (defface spiff-file-header-face
+ '((t :extend nil :foreground "cyan"))
+ "")
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) 'unspecified))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (add-to-list 'custom-theme-load-path (ert-resource-directory))
+ (load-theme 'faces-test-dark t t)
+ (load-theme 'faces-test-light t t)
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) 'unspecified))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (enable-theme 'faces-test-dark)
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) t))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (defface faces--test-face3
+ '((t :inherit spiff-added :weight bold))
+ "")
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) t))
+ (disable-theme 'faces-test-dark)
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) 'unspecified))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) 'unspecified))
+ (defface spiff-indicator-changed
+ '((t (:weight bold :extend t)))
+ "")
+ (enable-theme 'faces-test-light)
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) t))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (should (equal (face-attribute 'spiff-indicator-changed :extend) t))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) t))
+ (frame-set-background-mode (selected-frame) 'dark)
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend nil t) t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend :extend nil t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend) t))
+ (should (equal (face-attribute 'spiff-added :extend) t))
+ (should (equal (face-attribute 'spiff-file-header-face :extend) nil))
+ (should (equal (face-attribute 'spiff-indicator-changed :extend) t))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) t))
+ (or noninteractive
+ (let ((fr (make-frame)))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend fr)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-extend :extend fr t)
+ t))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend
+ :extend fr)
+ 'unspecified))
+ (should (equal (face-attribute 'faces--test-inherit-no-extend
+ :extend fr t)
+ nil))
+ (should (equal (face-attribute 'spiff-changed-face :extend fr) t))
+ (should (equal (face-attribute 'spiff-added :extend fr) t))
+ (should (equal (face-attribute 'spiff-file-header-face :extend fr) nil))
+ (should (equal (face-attribute 'spiff-indicator-changed :extend fr) t))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) t))
+ ))
+ (disable-theme 'faces-test-light)
+ (should (equal (face-attribute 'spiff-indicator-changed :extend) t))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) 'unspecified))
+ (or noninteractive
+ (let ((fr (make-frame)))
+ (should (equal (face-attribute 'spiff-changed-face :extend fr) t))
+ (should (equal (face-attribute 'spiff-added :extend fr) 'unspecified))
+ (should (equal (face-attribute 'spiff-file-header-face :extend fr) nil))
+ (should (equal (face-attribute 'spiff-indicator-changed :extend fr) t))
+ (should (equal (face-attribute 'faces--test-face3 :extend nil t) 'unspecified))
+ ))
+ )
+
+(ert-deftest test-tty-find-type ()
+ (let ((pred (lambda (string)
+ (locate-library (concat "term/" string ".el")))))
+ (should (tty-find-type pred "cygwin"))
+ (should (tty-find-type pred "cygwin-foo"))
+ (should (equal (tty-find-type pred "xterm") "xterm"))
+ (should (equal (tty-find-type pred "screen.xterm") "screen"))))
+
(provide 'faces-tests)
;;; faces-tests.el ends here