| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gfx/platform_font_skia.h" |
| |
| #include <string> |
| |
| #include "base/check_op.h" |
| #include "base/memory/raw_ptr.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/notreached.h" |
| #include "build/build_config.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/gfx/font.h" |
| #include "ui/gfx/font_names_testing.h" |
| #include "ui/gfx/font_render_params.h" |
| |
| #if BUILDFLAG(IS_WIN) |
| #include "ui/gfx/system_fonts_win.h" |
| #endif |
| |
| #if BUILDFLAG(IS_LINUX) |
| #include "ui/linux/fake_linux_ui.h" |
| #endif |
| |
| namespace gfx { |
| |
| #if BUILDFLAG(IS_LINUX) |
| // Implementation of LinuxUi used to control the default font description. |
| class TestFontDelegate : public ui::FakeLinuxUi { |
| public: |
| TestFontDelegate() { |
| set_default_font_settings(FontSettings{ |
| // Default values to be returned. |
| .family = "", |
| .size_pixels = 0, |
| .style = Font::NORMAL, |
| .weight = static_cast<int>(Font::Weight::NORMAL), |
| }); |
| } |
| |
| TestFontDelegate(const TestFontDelegate&) = delete; |
| TestFontDelegate& operator=(const TestFontDelegate&) = delete; |
| |
| ~TestFontDelegate() override = default; |
| |
| void SetFontSettings(const FontSettings& font_settings, |
| const FontRenderParams& params) { |
| set_default_font_settings(font_settings); |
| params_ = params; |
| } |
| |
| FontRenderParams GetDefaultFontRenderParams() override { |
| return params_; |
| NOTIMPLEMENTED(); |
| return FontRenderParams(); |
| } |
| |
| private: |
| FontRenderParams params_; |
| }; |
| |
| class PlatformFontSkiaTest : public testing::Test { |
| public: |
| PlatformFontSkiaTest() = default; |
| |
| PlatformFontSkiaTest(const PlatformFontSkiaTest&) = delete; |
| PlatformFontSkiaTest& operator=(const PlatformFontSkiaTest&) = delete; |
| |
| ~PlatformFontSkiaTest() override = default; |
| |
| void SetUp() override { |
| DCHECK_EQ(ui::LinuxUi::instance(), nullptr); |
| old_linux_ui_ = ui::LinuxUi::SetInstance(&test_font_delegate_); |
| PlatformFontSkia::ReloadDefaultFont(); |
| } |
| |
| void TearDown() override { |
| DCHECK_EQ(&test_font_delegate_, ui::LinuxUi::instance()); |
| ui::LinuxUi::SetInstance(old_linux_ui_); |
| PlatformFontSkia::ReloadDefaultFont(); |
| } |
| |
| protected: |
| TestFontDelegate test_font_delegate_; |
| raw_ptr<ui::LinuxUi> old_linux_ui_ = nullptr; |
| }; |
| |
| // Test that PlatformFontSkia's default constructor initializes the instance |
| // with the correct parameters. |
| TEST_F(PlatformFontSkiaTest, DefaultFont) { |
| FontRenderParams params; |
| params.antialiasing = false; |
| params.hinting = FontRenderParams::HINTING_FULL; |
| test_font_delegate_.SetFontSettings( |
| { |
| .family = kTestFontName, |
| .size_pixels = 13, |
| .style = Font::NORMAL, |
| .weight = static_cast<int>(gfx::Font::Weight::NORMAL), |
| }, |
| params); |
| scoped_refptr<gfx::PlatformFontSkia> font(new gfx::PlatformFontSkia()); |
| EXPECT_EQ(kTestFontName, font->GetFontName()); |
| EXPECT_EQ(13, font->GetFontSize()); |
| EXPECT_EQ(gfx::Font::NORMAL, font->GetStyle()); |
| |
| EXPECT_EQ(params.antialiasing, font->GetFontRenderParams().antialiasing); |
| EXPECT_EQ(params.hinting, font->GetFontRenderParams().hinting); |
| |
| // Drop the old default font and check that new settings are loaded. |
| test_font_delegate_.SetFontSettings( |
| { |
| .family = kSymbolFontName, |
| .size_pixels = 15, |
| .style = Font::ITALIC, |
| .weight = static_cast<int>(gfx::Font::Weight::BOLD), |
| }, |
| params); |
| PlatformFontSkia::ReloadDefaultFont(); |
| scoped_refptr<gfx::PlatformFontSkia> font2(new gfx::PlatformFontSkia()); |
| EXPECT_EQ(kSymbolFontName, font2->GetFontName()); |
| EXPECT_EQ(15, font2->GetFontSize()); |
| EXPECT_NE(font2->GetStyle() & Font::ITALIC, 0); |
| EXPECT_EQ(gfx::Font::Weight::BOLD, font2->GetWeight()); |
| } |
| #endif // BUILDFLAG(IS_LINUX) |
| |
| TEST(PlatformFontSkiaRenderParamsTest, DefaultFontRenderParams) { |
| scoped_refptr<PlatformFontSkia> default_font(new PlatformFontSkia()); |
| scoped_refptr<PlatformFontSkia> named_font(new PlatformFontSkia( |
| default_font->GetFontName(), default_font->GetFontSize())); |
| |
| // Ensures that both constructors are producing fonts with the same render |
| // params. |
| EXPECT_EQ(default_font->GetFontRenderParams(), |
| named_font->GetFontRenderParams()); |
| } |
| |
| #if BUILDFLAG(IS_WIN) |
| TEST(PlatformFontSkiaOnWindowsTest, SystemFont) { |
| // Ensures that the font styles are kept while creating the default font. |
| gfx::Font system_font = win::GetDefaultSystemFont(); |
| gfx::Font default_font; |
| |
| EXPECT_EQ(system_font.GetFontName(), default_font.GetFontName()); |
| EXPECT_EQ(system_font.GetFontSize(), default_font.GetFontSize()); |
| EXPECT_EQ(system_font.GetStyle(), default_font.GetStyle()); |
| EXPECT_EQ(system_font.GetWeight(), default_font.GetWeight()); |
| EXPECT_EQ(system_font.GetHeight(), default_font.GetHeight()); |
| EXPECT_EQ(system_font.GetBaseline(), default_font.GetBaseline()); |
| EXPECT_EQ(system_font.GetBaseline(), default_font.GetBaseline()); |
| EXPECT_EQ(system_font.GetFontRenderParams(), |
| default_font.GetFontRenderParams()); |
| } |
| #endif // BUILDFLAG(IS_WIN) |
| |
| } // namespace gfx |