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166 lines
6.3 KiB
EmacsLisp
166 lines
6.3 KiB
EmacsLisp
;;; font-parse-tests.el --- Test suite for font parsing.
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;; Copyright (C) 2011-2014 Free Software Foundation, Inc.
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;; Author: Chong Yidong <cyd@stupidchicken.com>
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;; Keywords: internal
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;; Human-Keywords: internal
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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 <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; Type M-x test-font-parse RET to generate the test buffer.
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;;; Code:
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(require 'ert)
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(defvar font-parse-tests--data
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`((" " ,(intern " ") nil nil nil nil)
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("Monospace" Monospace nil nil nil nil)
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("Foo1" Foo1 nil nil nil nil)
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("12" nil 12.0 nil nil nil)
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("12 " ,(intern "12 ") nil nil nil nil)
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;; Fontconfig format
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("Foo:" Foo nil nil nil nil)
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("Foo-8" Foo 8.0 nil nil nil)
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("Foo-18:" Foo 18.0 nil nil nil)
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("Foo-18:light" Foo 18.0 light nil nil)
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("Foo 10:weight=bold" ,(intern "Foo 10") nil bold nil nil)
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("Foo-12:weight=bold" Foo 12.0 bold nil nil)
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("Foo 8-20:slant=oblique" ,(intern "Foo 8") 20.0 nil oblique nil)
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("Foo:light:roman" Foo nil light roman nil)
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("Foo:italic:roman" Foo nil nil roman nil)
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("Foo 12:light:oblique" ,(intern "Foo 12") nil light oblique nil)
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("Foo-12:demibold:oblique" Foo 12.0 demibold oblique nil)
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("Foo:black:proportional" Foo nil black nil 0)
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("Foo-10:black:proportional" Foo 10.0 black nil 0)
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("Foo:weight=normal" Foo nil normal nil nil)
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("Foo:weight=bold" Foo nil bold nil nil)
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("Foo:weight=bold:slant=italic" Foo nil bold italic)
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("Foo:weight=bold:slant=italic:mono" Foo nil bold italic 100)
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("Foo-10:demibold:slant=normal" Foo 10.0 demibold normal nil)
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("Foo 11-16:oblique:weight=bold" ,(intern "Foo 11") 16.0 bold oblique nil)
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("Foo:oblique:randomprop=randomtag:weight=bold" Foo nil bold oblique nil)
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("Foo:randomprop=randomtag:bar=baz" Foo nil nil nil nil)
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("Foo Book Light:bar=baz" ,(intern "Foo Book Light") nil nil nil nil)
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("Foo Book Light 10:bar=baz" ,(intern "Foo Book Light 10") nil nil nil nil)
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("Foo Book Light-10:bar=baz" ,(intern "Foo Book Light") 10.0 nil nil nil)
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;; GTK format
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("Oblique" nil nil nil oblique nil)
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("Bold 17" nil 17.0 bold nil nil)
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("17 Bold" ,(intern "17") nil bold nil nil)
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("Book Oblique 2" nil 2.0 book oblique nil)
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("Bar 7" Bar 7.0 nil nil nil)
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("Bar Ultra-Light" Bar nil ultra-light nil nil)
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("Bar Light 8" Bar 8.0 light nil nil)
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("Bar Book Medium 9" Bar 9.0 medium nil nil)
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("Bar Semi-Bold Italic 10" Bar 10.0 semi-bold italic nil)
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("Bar Semi-Condensed Bold Italic 11" Bar 11.0 bold italic nil)
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("Foo 10 11" ,(intern "Foo 10") 11.0 nil nil nil)
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("Foo 1985 Book" ,(intern "Foo 1985") nil book nil nil)
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("Foo 1985 A Book" ,(intern "Foo 1985 A") nil book nil nil)
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("Foo 1 Book 12" ,(intern "Foo 1") 12.0 book nil nil)
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("Foo A Book 12 A" ,(intern "Foo A Book 12 A") nil nil nil nil)
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("Foo 1985 Book 12 Oblique" ,(intern "Foo 1985 Book 12") nil nil oblique nil)
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("Foo 1985 Book 12 Italic 10" ,(intern "Foo 1985 Book 12") 10.0 nil italic nil)
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("Foo Book Bar 6 Italic" ,(intern "Foo Book Bar 6") nil nil italic nil)
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("Foo Book Bar Bold" ,(intern "Foo Book Bar") nil bold nil nil))
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"List of font names parse data.
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Each element should have the form
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(NAME FAMILY SIZE WEIGHT SLANT SPACING)
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where NAME is the name to parse, and the remainder are the
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expected font properties from parsing NAME.")
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(defun font-parse-check (name prop expected)
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(let ((result (font-get (font-spec :name name) prop)))
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(if (and (symbolp result) (symbolp expected))
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(eq result expected)
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(equal result expected))))
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(put 'font-parse-check 'ert-explainer 'font-parse-explain)
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(defun font-parse-explain (name prop expected)
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(let ((result (font-get (font-spec :name name) prop))
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(propname (symbol-name prop)))
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(format "Parsing `%s': expected %s `%s', got `%s'."
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name (substring propname 1) expected
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(font-get (font-spec :name name) prop))))
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(ert-deftest font-parse-tests ()
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"Test parsing of Fontconfig-style and GTK-style font names."
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(dolist (test font-parse-tests--data)
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(let* ((name (nth 0 test)))
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(should (font-parse-check name :family (nth 1 test)))
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(should (font-parse-check name :size (nth 2 test)))
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(should (font-parse-check name :weight (nth 3 test)))
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(should (font-parse-check name :slant (nth 4 test)))
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(should (font-parse-check name :spacing (nth 5 test))))))
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(defun test-font-parse ()
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"Test font name parsing."
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(interactive)
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(switch-to-buffer (generate-new-buffer "*Font Pase Test*"))
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(setq show-trailing-whitespace nil)
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(let ((pass-face '((t :foreground "green")))
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(fail-face '((t :foreground "red"))))
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(dolist (test font-parse-tests--data)
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(let* ((name (nth 0 test))
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(fs (font-spec :name name))
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(family (font-get fs :family))
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(size (font-get fs :size))
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(weight (font-get fs :weight))
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(slant (font-get fs :slant))
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(spacing (font-get fs :spacing)))
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(insert name)
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(if (> (current-column) 20)
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(insert "\n"))
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(indent-to-column 21)
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(insert (propertize (symbol-name family)
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'face (if (eq family (nth 1 test))
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pass-face
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fail-face)))
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(indent-to-column 40)
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(insert (propertize (format "%s" size)
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'face (if (equal size (nth 2 test))
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pass-face
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fail-face)))
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(indent-to-column 48)
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(insert (propertize (format "%s" weight)
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'face (if (eq weight (nth 3 test))
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pass-face
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fail-face)))
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(indent-to-column 60)
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(insert (propertize (format "%s" slant)
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'face (if (eq slant (nth 4 test))
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pass-face
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fail-face)))
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(indent-to-column 69)
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(insert (propertize (format "%s" spacing)
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'face (if (eq spacing (nth 5 test))
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pass-face
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fail-face)))
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(insert "\n"))))
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(goto-char (point-min)))
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;; Local Variables:
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;; no-byte-compile: t
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;; End:
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;;; font-parse-tests.el ends here.
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