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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "minikin/FontFamily.h"
#include <gtest/gtest.h>
#include <hb.h>
#include "minikin/FontCollection.h"
#include "FontTestUtils.h"
#include "FreeTypeMinikinFontForTest.h"
#include "MinikinInternal.h"
namespace minikin {
typedef std::pair<std::string, int> TestParam;
class FontFamilyHarfBuzzCompatibilityTest : public ::testing::TestWithParam<TestParam> {};
TEST_P(FontFamilyHarfBuzzCompatibilityTest, CoverageTest) {
const std::string& fontPath = GetParam().first;
int ttcIndex = GetParam().second;
auto font = std::make_shared<FreeTypeMinikinFontForTest>(fontPath);
std::vector<std::shared_ptr<Font>> fonts;
fonts.push_back(Font::Builder(font).build());
std::shared_ptr<FontFamily> family = std::make_shared<FontFamily>(std::move(fonts));
hb_font_t* hbFont = family->getFont(0)->baseFont().get();
for (uint32_t codePoint = 0; codePoint < MAX_UNICODE_CODE_POINT; ++codePoint) {
uint32_t unusedGlyph;
EXPECT_EQ(family->hasGlyph(codePoint, 0 /* variation selector */),
static_cast<bool>(hb_font_get_glyph(hbFont, codePoint, 0 /* variation selector */,
&unusedGlyph)));
}
for (uint32_t vs = VS1; vs < VS256; ++vs) {
// Move to variation selectors supplements after variation selectors.
if (vs == VS16 + 1) {
vs = VS17;
}
for (uint32_t codePoint = 0; codePoint < MAX_UNICODE_CODE_POINT; ++codePoint) {
uint32_t unusedGlyph;
ASSERT_EQ(family->hasGlyph(codePoint, vs),
static_cast<bool>(hb_font_get_glyph(hbFont, codePoint, vs, &unusedGlyph)))
<< "Inconsistent Result: " << fontPath << "#" << ttcIndex << ": U+" << std::hex
<< codePoint << " U+" << std::hex << vs
<< " Minikin: " << family->hasGlyph(codePoint, vs) << " HarfBuzz: "
<< static_cast<bool>(hb_font_get_glyph(hbFont, codePoint, vs, &unusedGlyph));
}
}
hb_font_destroy(hbFont);
}
INSTANTIATE_TEST_CASE_P(FontFamilyTest, FontFamilyHarfBuzzCompatibilityTest,
::testing::Values(TestParam("/system/fonts/NotoSansCJK-Regular.ttc", 0),
TestParam("/system/fonts/NotoColorEmoji.ttf", 0)));
} // namespace minikin