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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/common/font_descriptor_mac.h"
#include <Cocoa/Cocoa.h>
#include "base/logging.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
namespace {
class FontSerializationTest : public PlatformTest {};
// Compare 2 fonts, make sure they point at the same font definition and have
// the same style. Only Bold & Italic style attributes are tested since those
// are the only ones we care about at the moment.
bool CompareFonts(NSFont* font1, NSFont* font2) {
ATSFontRef id1 = CTFontGetPlatformFont(reinterpret_cast<CTFontRef>(font1), 0);
ATSFontRef id2 = CTFontGetPlatformFont(reinterpret_cast<CTFontRef>(font2), 0);
if (id1 != id2) {
LOG(ERROR) << "ATSFontRefs for "
<< [[font1 fontName] UTF8String]
<< " and "
<< [[font2 fontName] UTF8String]
<< " are different";
return false;
}
CGFloat size1 = [font1 pointSize];
CGFloat size2 = [font2 pointSize];
if (size1 != size2) {
LOG(ERROR) << "font sizes for "
<< [[font1 fontName] UTF8String] << " (" << size1 << ")"
<< "and"
<< [[font2 fontName] UTF8String] << " (" << size2 << ")"
<< " are different";
return false;
}
NSFontTraitMask traits1 = [[NSFontManager sharedFontManager]
traitsOfFont:font1];
NSFontTraitMask traits2 = [[NSFontManager sharedFontManager]
traitsOfFont:font2];
bool is_bold1 = traits1 & NSBoldFontMask;
bool is_bold2 = traits2 & NSBoldFontMask;
bool is_italic1 = traits1 & NSItalicFontMask;
bool is_italic2 = traits2 & NSItalicFontMask;
if (is_bold1 != is_bold2 || is_italic1 != is_italic2) {
LOG(ERROR) << "Style information for "
<< [[font1 fontName] UTF8String]
<< " and "
<< [[font2 fontName] UTF8String]
<< " are different";
return false;
}
return true;
}
// Verify that serialization and deserialization of fonts with various styles
// is performed correctly by FontDescriptor.
TEST_F(FontSerializationTest, StyledFonts) {
NSFont* plain_font = [NSFont systemFontOfSize:12.0];
ASSERT_TRUE(plain_font != nil);
FontDescriptor desc_plain(plain_font);
EXPECT_TRUE(CompareFonts(plain_font, desc_plain.nsFont()));
NSFont* bold_font = [NSFont boldSystemFontOfSize:30.0];
ASSERT_TRUE(bold_font != nil);
FontDescriptor desc_bold(bold_font);
EXPECT_TRUE(CompareFonts(bold_font, desc_bold.nsFont()));
NSFont* italic_bold_font =
[[NSFontManager sharedFontManager]
fontWithFamily:@"Courier"
traits:(NSBoldFontMask | NSItalicFontMask)
weight:5
size:18.0];
ASSERT_TRUE(italic_bold_font != nil);
FontDescriptor desc_italic_bold(italic_bold_font);
EXPECT_TRUE(CompareFonts(italic_bold_font, desc_italic_bold.nsFont()));
}
} // namsepace
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