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// Copyright (c) 2006-2008 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 "app/gfx/font.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
using gfx::Font;
class FontTest : public testing::Test {
};
TEST_F(FontTest, LoadArial) {
Font cf(Font::CreateFont(L"Arial", 16));
ASSERT_TRUE(cf.nativeFont());
ASSERT_EQ(cf.style(), Font::NORMAL);
ASSERT_EQ(cf.FontSize(), 16);
ASSERT_EQ(cf.FontName(), L"Arial");
}
TEST_F(FontTest, LoadArialBold) {
Font cf(Font::CreateFont(L"Arial", 16));
Font bold(cf.DeriveFont(0, Font::BOLD));
ASSERT_TRUE(bold.nativeFont());
ASSERT_EQ(bold.style(), Font::BOLD);
}
TEST_F(FontTest, Ascent) {
Font cf(Font::CreateFont(L"Arial", 16));
ASSERT_GT(cf.baseline(), 2);
ASSERT_LE(cf.baseline(), 22);
}
TEST_F(FontTest, Height) {
Font cf(Font::CreateFont(L"Arial", 16));
ASSERT_GE(cf.height(), 16);
// TODO(akalin): Figure out why height is so large on Linux.
ASSERT_LE(cf.height(), 26);
}
TEST_F(FontTest, AvgWidths) {
Font cf(Font::CreateFont(L"Arial", 16));
ASSERT_EQ(cf.GetExpectedTextWidth(0), 0);
ASSERT_GT(cf.GetExpectedTextWidth(1), cf.GetExpectedTextWidth(0));
ASSERT_GT(cf.GetExpectedTextWidth(2), cf.GetExpectedTextWidth(1));
ASSERT_GT(cf.GetExpectedTextWidth(3), cf.GetExpectedTextWidth(2));
}
TEST_F(FontTest, Widths) {
Font cf(Font::CreateFont(L"Arial", 16));
ASSERT_EQ(cf.GetStringWidth(L""), 0);
ASSERT_GT(cf.GetStringWidth(L"a"), cf.GetStringWidth(L""));
ASSERT_GT(cf.GetStringWidth(L"ab"), cf.GetStringWidth(L"a"));
ASSERT_GT(cf.GetStringWidth(L"abc"), cf.GetStringWidth(L"ab"));
}
#if defined(OS_WIN)
// TODO(beng): re-enable evening of 3/22.
TEST_F(FontTest, DISABLED_DeriveFontResizesIfSizeTooSmall) {
// This creates font of height -8.
Font cf(Font::CreateFont(L"Arial", 6));
Font derived_font = cf.DeriveFont(-4);
LOGFONT font_info;
GetObject(derived_font.hfont(), sizeof(LOGFONT), &font_info);
EXPECT_EQ(-5, font_info.lfHeight);
}
TEST_F(FontTest, DISABLED_DeriveFontKeepsOriginalSizeIfHeightOk) {
// This creates font of height -8.
Font cf(Font::CreateFont(L"Arial", 6));
Font derived_font = cf.DeriveFont(-2);
LOGFONT font_info;
GetObject(derived_font.hfont(), sizeof(LOGFONT), &font_info);
EXPECT_EQ(-6, font_info.lfHeight);
}
#endif
} // anonymous namespace
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