| // Copyright 2018 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 "chrome/browser/offline_pages/thumbnail_decoder_impl.h" |
| |
| #include "base/test/bind_test_util.h" |
| #include "base/test/mock_callback.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 ThumbnailDecoderImplTest : public testing::Test { |
| public: |
| void SetUp() override { |
| auto decoder = std::make_unique<image_fetcher::MockImageDecoder>(); |
| image_decoder = decoder.get(); |
| thumbnail_decoder = |
| std::make_unique<ThumbnailDecoderImpl>(std::move(decoder)); |
| } |
| image_fetcher::MockImageDecoder* image_decoder; |
| std::unique_ptr<ThumbnailDecoderImpl> thumbnail_decoder; |
| }; |
| |
| TEST_F(ThumbnailDecoderImplTest, 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<2>( |
| Invoke([&](image_fetcher::ImageDecodedCallback callback) { |
| std::move(callback).Run(kDecodedImage); |
| }))); |
| base::MockCallback<ThumbnailDecoder::DecodeComplete> complete_callback; |
| EXPECT_CALL(complete_callback, Run(_)) |
| .WillOnce(Invoke([&](const gfx::Image& image) { |
| EXPECT_EQ(kImageHeight, image.Width()); |
| EXPECT_EQ(kImageHeight, image.Height()); |
| })); |
| thumbnail_decoder->DecodeAndCropThumbnail(kImageData, |
| complete_callback.Get()); |
| } |
| |
| TEST_F(ThumbnailDecoderImplTest, DecodeFail) { |
| const gfx::Image kDecodedImage = gfx::Image(); |
| EXPECT_CALL(*image_decoder, DecodeImage(kImageData, _, _)) |
| .WillOnce(testing::WithArg<2>( |
| Invoke([&](image_fetcher::ImageDecodedCallback callback) { |
| std::move(callback).Run(kDecodedImage); |
| }))); |
| base::MockCallback<ThumbnailDecoder::DecodeComplete> complete_callback; |
| EXPECT_CALL(complete_callback, Run(_)) |
| .WillOnce(Invoke( |
| [](const gfx::Image& image) { EXPECT_TRUE(image.IsEmpty()); })); |
| thumbnail_decoder->DecodeAndCropThumbnail(kImageData, |
| complete_callback.Get()); |
| } |
| |
| } // namespace |
| } // namespace offline_pages |