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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 "chrome/browser/offline_pages/visuals_decoder_impl.h"
#include "base/base64.h"
#include "base/memory/raw_ptr.h"
#include "base/test/bind.h"
#include "base/test/mock_callback.h"
#include "chrome/browser/image_fetcher/image_decoder_impl.h"
#include "components/image_fetcher/core/mock_image_decoder.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/size.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/image/image_unittest_util.h"
namespace offline_pages {
namespace {
using testing::_;
using testing::Invoke;
const char kImageData[] = "abc123";
class VisualsDecoderImplTest : public testing::Test {
public:
void SetUp() override {
auto decoder = std::make_unique<image_fetcher::MockImageDecoder>();
image_decoder = decoder.get();
visuals_decoder = std::make_unique<VisualsDecoderImpl>(std::move(decoder));
}
raw_ptr<image_fetcher::MockImageDecoder> image_decoder;
std::unique_ptr<VisualsDecoderImpl> visuals_decoder;
};
TEST_F(VisualsDecoderImplTest, Success) {
const int kImageWidth = 4;
const int kImageHeight = 2;
const gfx::Image kDecodedImage =
gfx::test::CreateImage(kImageWidth, kImageHeight);
EXPECT_CALL(*image_decoder, DecodeImage(kImageData, _, _, _))
.WillOnce(testing::WithArg<3>(
Invoke([&](image_fetcher::ImageDecodedCallback callback) {
std::move(callback).Run(kDecodedImage);
})));
base::MockCallback<VisualsDecoder::DecodeComplete> complete_callback;
EXPECT_CALL(complete_callback, Run(_))
.WillOnce(Invoke([&](const gfx::Image& image) {
EXPECT_EQ(kImageHeight, image.Width());
EXPECT_EQ(kImageHeight, image.Height());
}));
visuals_decoder->DecodeAndCropImage(kImageData, complete_callback.Get());
}
TEST_F(VisualsDecoderImplTest, DecodeFail) {
const gfx::Image kDecodedImage = gfx::Image();
EXPECT_CALL(*image_decoder, DecodeImage(kImageData, _, _, _))
.WillOnce(testing::WithArg<3>(
Invoke([&](image_fetcher::ImageDecodedCallback callback) {
std::move(callback).Run(kDecodedImage);
})));
base::MockCallback<VisualsDecoder::DecodeComplete> complete_callback;
EXPECT_CALL(complete_callback, Run(_))
.WillOnce(Invoke(
[](const gfx::Image& image) { EXPECT_TRUE(image.IsEmpty()); }));
visuals_decoder->DecodeAndCropImage(kImageData, complete_callback.Get());
}
} // namespace
} // namespace offline_pages
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