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// Copyright 2020 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/renderer/chrome_render_frame_observer.h"
#include "base/test/scoped_feature_list.h"
#include "chrome/common/chrome_render_frame.mojom.h"
#include "components/language_detection/core/features.h"
#include "testing/gtest/include/gtest/gtest.h"
class ChromeRenderFrameObserverTest : public testing::Test,
public testing::WithParamInterface<bool> {
public:
ChromeRenderFrameObserverTest() {
scoped_feature_list_.InitWithFeatureState(
language_detection::features::kLazyUpdateTranslateModel, GetParam());
}
bool NeedsDownscale(const gfx::Size& original_image_size,
int32_t requested_image_min_area_pixels,
const gfx::Size& requested_image_max_size) {
return ChromeRenderFrameObserver::NeedsDownscale(
original_image_size, requested_image_min_area_pixels,
requested_image_max_size);
}
bool NeedsEncodeImage(const std::string& image_extension,
chrome::mojom::ImageFormat image_format) {
return ChromeRenderFrameObserver::NeedsEncodeImage(image_extension,
image_format);
}
bool IsAnimatedWebp(const std::vector<uint8_t>& image_data) {
return ChromeRenderFrameObserver::IsAnimatedWebp(image_data);
}
protected:
base::test::ScopedFeatureList scoped_feature_list_;
};
INSTANTIATE_TEST_SUITE_P(All, ChromeRenderFrameObserverTest, testing::Bool());
TEST_P(ChromeRenderFrameObserverTest,
NeedsDownscale_RequestLargeThanOriginalReturnFalse) {
EXPECT_FALSE(
NeedsDownscale(/* original_image_size */ gfx::Size(10, 10),
/* requested_image_min_area_pixels */ 200,
/* requested_image_max_size */ gfx::Size(20, 20)));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsDownscale_SameSizeReturnFalse) {
EXPECT_FALSE(
NeedsDownscale(/* original_image_size */ gfx::Size(10, 10),
/* requested_image_min_area_pixels */ 100,
/* requested_image_max_size */ gfx::Size(10, 10)));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsDownscale_OnlyWidthShortReturnTrue) {
EXPECT_TRUE(NeedsDownscale(/* original_image_size */ gfx::Size(10, 10),
/* requested_image_min_area_pixels */ 100,
/* requested_image_max_size */ gfx::Size(9, 10)));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsDownscale_OnlyAreaSmallReturnFalse) {
EXPECT_FALSE(
NeedsDownscale(/* original_image_size */ gfx::Size(10, 10),
/* requested_image_min_area_pixels */ 20,
/* requested_image_max_size */ gfx::Size(20, 20)));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsEncodeImage_JpegFormat) {
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".png",
/* image_format */ chrome::mojom::ImageFormat::JPEG));
EXPECT_FALSE(
NeedsEncodeImage(/* image_extension */ ".jpg",
/* image_format */ chrome::mojom::ImageFormat::JPEG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".gif",
/* image_format */ chrome::mojom::ImageFormat::JPEG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".bmp",
/* image_format */ chrome::mojom::ImageFormat::JPEG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".webp",
/* image_format */ chrome::mojom::ImageFormat::JPEG));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsEncodeImage_PngFormat) {
EXPECT_FALSE(
NeedsEncodeImage(/* image_extension */ ".png",
/* image_format */ chrome::mojom::ImageFormat::PNG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".jpg",
/* image_format */ chrome::mojom::ImageFormat::PNG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".gif",
/* image_format */ chrome::mojom::ImageFormat::PNG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".bmp",
/* image_format */ chrome::mojom::ImageFormat::PNG));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".webp",
/* image_format */ chrome::mojom::ImageFormat::PNG));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsEncodeImage_WebpFormat) {
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".png",
/* image_format */ chrome::mojom::ImageFormat::WEBP));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".jpg",
/* image_format */ chrome::mojom::ImageFormat::WEBP));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".gif",
/* image_format */ chrome::mojom::ImageFormat::WEBP));
EXPECT_TRUE(
NeedsEncodeImage(/* image_extension */ ".bmp",
/* image_format */ chrome::mojom::ImageFormat::WEBP));
EXPECT_FALSE(
NeedsEncodeImage(/* image_extension */ ".webp",
/* image_format */ chrome::mojom::ImageFormat::WEBP));
}
TEST_P(ChromeRenderFrameObserverTest, NeedsEncodeImage_OriginalFormat) {
EXPECT_FALSE(NeedsEncodeImage(
/* image_extension */ ".png",
/* image_format */ chrome::mojom::ImageFormat::ORIGINAL));
EXPECT_FALSE(NeedsEncodeImage(
/* image_extension */ ".jpg",
/* image_format */ chrome::mojom::ImageFormat::ORIGINAL));
EXPECT_FALSE(NeedsEncodeImage(
/* image_extension */ ".gif",
/* image_format */ chrome::mojom::ImageFormat::ORIGINAL));
EXPECT_TRUE(NeedsEncodeImage(
/* image_extension */ ".bmp",
/* image_format */ chrome::mojom::ImageFormat::ORIGINAL));
EXPECT_TRUE(NeedsEncodeImage(
/* image_extension */ ".webp",
/* image_format */ chrome::mojom::ImageFormat::ORIGINAL));
}
TEST_P(ChromeRenderFrameObserverTest,
IsAnimatedWebp_HeaderTooSmall_ReturnsFalse) {
// First 10 bytes taken from a real animated webp image.
const std::vector<uint8_t> broken_image_data{82, 73, 70, 70, 228,
26, 0, 0, 87};
EXPECT_FALSE(IsAnimatedWebp(broken_image_data));
}
TEST_P(ChromeRenderFrameObserverTest, IsAnimatedWebp_StaticWebp_ReturnsFalse) {
// First 75 bytes taken from a real animated webp image.
const std::vector<uint8_t> static_webp_image_data{
82, 73, 70, 70, 88, 59, 1, 0, 87, 69, 66, 80, 86,
80, 56, 32, 76, 59, 1, 0, 208, 98, 5, 157, 1, 42,
0, 4, 64, 2, 62, 109, 50, 148, 71, 36, 35, 34, 38,
166, 86, 124, 72, 208, 13, 137, 103, 106, 155, 24, 53, 233,
164, 233, 87, 115, 20, 237, 92, 128, 131, 202, 189, 198, 245,
91, 174, 63, 84, 114, 136, 231, 31, 212, 255};
EXPECT_FALSE(IsAnimatedWebp(static_webp_image_data));
}
TEST_P(ChromeRenderFrameObserverTest, IsAnimatedWebp_Jpeg_ReturnsFalse) {
// First 75 bytes taken from a real jpeg image.
const std::vector<uint8_t> jpeg_image_data{
255, 216, 255, 224, 0, 16, 74, 70, 73, 70, 0, 1, 1, 1, 0,
72, 0, 72, 0, 0, 255, 226, 12, 88, 73, 67, 67, 95, 80, 82,
79, 70, 73, 76, 69, 0, 1, 1, 0, 0, 12, 72, 76, 105, 110,
111, 2, 16, 0, 0, 109, 110, 116, 114, 82, 71, 66, 32, 88, 89,
90, 32, 7, 206, 0, 2, 0, 9, 0, 6, 0, 49, 0, 0, 97};
EXPECT_FALSE(IsAnimatedWebp(jpeg_image_data));
}
TEST_P(ChromeRenderFrameObserverTest, IsAnimatedWebp_AnimatedWebp_ReturnsTrue) {
// First 75 bytes taken from a real animated webp image.
const std::vector<uint8_t> animated_webp_image_data{
82, 73, 70, 70, 228, 26, 0, 0, 87, 69, 66, 80, 86, 80, 56,
88, 10, 0, 0, 0, 18, 0, 0, 0, 219, 1, 0, 23, 1, 0,
65, 78, 73, 77, 6, 0, 0, 0, 255, 255, 255, 255, 0, 0, 65,
78, 77, 70, 20, 2, 0, 0, 0, 0, 0, 0, 0, 0, 219, 1,
0, 23, 1, 0, 60, 0, 0, 3, 86, 80, 56, 76, 251, 1, 0};
EXPECT_TRUE(IsAnimatedWebp(animated_webp_image_data));
}
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