blob: aaca9deadc165dcac418f244511c3fc7709e1119 [file] [log] [blame]
// Copyright 2015 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 "ui/gfx/font_fallback.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/font.h"
namespace gfx {
namespace {
const char kDefaultApplicationLocale[] = "us-en";
} // namespace
// A targeted test for GetFallbackFonts on Mac. It uses a system API that
// only became publicly available in the 10.8 SDK. This test is to ensure it
// behaves sensibly on all supported OS versions.
TEST(FontFallbackMacTest, GetFallbackFonts) {
Font font("Arial", 12);
std::vector<Font> fallback_fonts = GetFallbackFonts(font);
// If there is only one fallback, it means the only fallback is the font
// itself.
EXPECT_LT(1u, fallback_fonts.size());
// Sanity check GetFallbackFont() behavior on Mac. This test makes assumptions
// about font properties and availability on specific macOS versions.
TEST(FontFallbackMacTest, GetFallbackFont) {
Font arial("Helvetica", 12);
const base::string16 ascii = base::ASCIIToUTF16("abc");
const base::string16 hebrew = base::WideToUTF16(L"\x5d0\x5d1\x5d2");
const base::string16 emoji = base::UTF8ToUTF16("😋");
Font fallback;
GetFallbackFont(arial, kDefaultApplicationLocale, hebrew, &fallback));
EXPECT_EQ("Lucida Grande", fallback.GetFontName());
GetFallbackFont(arial, kDefaultApplicationLocale, emoji, &fallback));
EXPECT_EQ("Apple Color Emoji", fallback.GetFontName());
TEST(FontFallbackMacTest, GetFallbackFontForEmoji) {
static struct {
const char* test_name;
const wchar_t* text;
} kEmojiTests[] = {
{"aries", L"\u2648"},
{"candle", L"\U0001F56F"},
{"anchor", L"\u2693"},
{"grinning_face", L"\U0001F600"},
{"flag_andorra", L"\U0001F1E6\U0001F1E9"},
{"woman_man_hands_light", L"\U0001F46B\U0001F3FB"},
{"hole_text", L"\U0001F573\uFE0E"},
{"hole_emoji", L"\U0001F573\uFE0F"},
{"man_judge_medium", L"\U0001F468\U0001F3FD\u200D\u2696\uFE0F"},
{"woman_turban", L"\U0001F473\u200D\u2640\uFE0F"},
{"rainbow_flag", L"\U0001F3F3\uFE0F\u200D\U0001F308"},
{"eye_bubble", L"\U0001F441\uFE0F\u200D\U0001F5E8\uFE0F"},
Font font;
for (const auto& test : kEmojiTests) {
base::StringPrintf("GetFallbackFontForEmoji [%s]", test.test_name));
Font fallback;
EXPECT_TRUE(GetFallbackFont(font, kDefaultApplicationLocale,
base::WideToUTF16(test.text), &fallback));
EXPECT_EQ("Apple Color Emoji", fallback.GetFontName());
} // namespace gfx