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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/background_fetch/storage/image_helpers.h"
#include <memory>
#include <string>
#include "base/check.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace content {
namespace background_fetch {
namespace {
void DidSerializeIcon(base::OnceClosure quit_closure,
std::string* out_icon,
std::string icon) {
DCHECK(out_icon);
*out_icon = std::move(icon);
std::move(quit_closure).Run();
}
void DidDeserializeIcon(base::OnceClosure quit_closure,
SkBitmap* out_icon,
SkBitmap icon) {
DCHECK(out_icon);
*out_icon = std::move(icon);
std::move(quit_closure).Run();
}
TEST(BackgroundFetchImageHelpers, ShouldPersistIcon) {
SkBitmap null_icon;
EXPECT_FALSE(ShouldPersistIcon(null_icon));
SkBitmap large_icon;
large_icon.allocN32Pixels(512, 512);
EXPECT_FALSE(ShouldPersistIcon(large_icon));
SkBitmap valid_icon;
valid_icon.allocN32Pixels(42, 42);
EXPECT_TRUE(ShouldPersistIcon(valid_icon));
}
TEST(BackgroundFetchImageHelpers, SerializeRoundTrip) {
base::test::TaskEnvironment task_environment;
SkBitmap icon;
icon.allocN32Pixels(42, 42);
icon.eraseColor(SK_ColorGREEN);
// Serialize.
std::string serialized_icon;
{
base::RunLoop run_loop;
SerializeIcon(icon,
base::BindOnce(&DidSerializeIcon, run_loop.QuitClosure(),
&serialized_icon));
run_loop.Run();
}
// Deserialize.
SkBitmap result_icon;
{
base::RunLoop run_loop;
DeserializeIcon(std::make_unique<std::string>(serialized_icon),
base::BindOnce(&DidDeserializeIcon, run_loop.QuitClosure(),
&result_icon));
run_loop.Run();
}
ASSERT_FALSE(result_icon.isNull());
EXPECT_EQ(icon.height(), result_icon.height());
EXPECT_EQ(icon.width(), result_icon.width());
for (int i = 0; i < result_icon.width(); i++) {
for (int j = 0; j < result_icon.height(); j++)
EXPECT_EQ(result_icon.getColor(i, j), SK_ColorGREEN);
}
}
} // namespace
} // namespace background_fetch
} // namespace content
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