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// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/40285824): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif
#include "chrome/browser/image_decoder/image_decoder.h"
#include "base/run_loop.h"
#include "build/build_config.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "content/public/browser/browser_child_process_observer.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/test_utils.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/l10n/l10n_util.h"
using content::BrowserThread;
namespace {
std::vector<uint8_t> GetValidPngData() {
// 1x1 PNG. Does not get much smaller than this.
static const char kPngData[] =
"\x89\x50\x4e\x47\x0d\x0a\x1a\x0a\x00\x00\x00\x0d\x49\x48\x44\x52"
"\x00\x00\x00\x01\x00\x00\x00\x01\x08\x02\x00\x00\x00\x90\x77\x53"
"\xde\x00\x00\x00\x0c\x49\x44\x41\x54\x08\xd7\x63\xf8\xff\xff\x3f"
"\x00\x05\xfe\x02\xfe\xdc\xcc\x59\xe7\x00\x00\x00\x00\x49\x45\x4e"
"\x44\xae\x42\x60\x82";
// Need to specify the buffer size because it contains NULs.
return std::vector<uint8_t>(kPngData, kPngData + sizeof(kPngData) - 1);
}
std::vector<uint8_t> GetValidJpgData() {
// 1x1 JPG created from the 1x1 PNG above.
static const char kJpgData[] =
"\xFF\xD8\xFF\xE0\x00\x10\x4A\x46\x49\x46\x00\x01\x01\x01\x00\x48"
"\x00\x48\x00\x00\xFF\xDB\x00\x43\x00\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xDB\x00\x43\x01\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF"
"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xC0"
"\x00\x11\x08\x00\x01\x00\x01\x03\x01\x22\x00\x02\x11\x01\x03\x11"
"\x01\xFF\xC4\x00\x15\x00\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x03\xFF\xC4\x00\x14\x10\x01\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xC4"
"\x00\x14\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\xFF\xC4\x00\x14\x11\x01\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xFF\xDA\x00\x0C\x03\x01"
"\x00\x02\x11\x03\x11\x00\x3F\x00\xA0\x00\xFF\xD9";
// Need to specify the buffer size because it contains NULs.
return std::vector<uint8_t>(kJpgData, kJpgData + sizeof(kJpgData) - 1);
}
class TestImageRequest : public ImageDecoder::ImageRequest {
public:
explicit TestImageRequest(base::OnceClosure quit_closure)
: decode_succeeded_(false),
quit_closure_(std::move(quit_closure)),
quit_called_(false) {}
TestImageRequest(const TestImageRequest&) = delete;
TestImageRequest& operator=(const TestImageRequest&) = delete;
~TestImageRequest() override {
if (!quit_called_) {
std::move(quit_closure_).Run();
}
}
bool decode_succeeded() const { return decode_succeeded_; }
const SkBitmap& get_bitmap() const { return bitmap_; }
private:
void OnImageDecoded(const SkBitmap& decoded_image) override {
decode_succeeded_ = true;
bitmap_ = decoded_image;
Quit();
}
void OnDecodeImageFailed() override { Quit(); }
void Quit() {
EXPECT_FALSE(quit_called_);
quit_called_ = true;
std::move(quit_closure_).Run();
}
bool decode_succeeded_;
base::OnceClosure quit_closure_;
bool quit_called_;
SkBitmap bitmap_;
};
} // namespace
class ImageDecoderBrowserTest : public InProcessBrowserTest {};
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, Basic) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
ImageDecoder::Start(&test_request, std::vector<uint8_t>());
run_loop.Run();
EXPECT_FALSE(test_request.decode_succeeded());
}
#if BUILDFLAG(IS_CHROMEOS)
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, BasicDecodeWithOptionsString) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
const std::vector<uint8_t> data = GetValidPngData();
ImageDecoder::StartWithOptions(&test_request,
std::string(data.begin(), data.end()),
ImageDecoder::PNG_CODEC,
/*shrink_to_fit=*/false);
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, RobustJpegCodecWithJpegData) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
ImageDecoder::StartWithOptions(
&test_request, GetValidJpgData(), ImageDecoder::DEFAULT_CODEC,
/*shrink_to_fit=*/false, /*desired_image_frame_size=*/gfx::Size());
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, RobustPngCodecWithPngData) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
ImageDecoder::StartWithOptions(
&test_request, GetValidPngData(), ImageDecoder::PNG_CODEC,
/*shrink_to_fit=*/false, /*desired_image_frame_size=*/gfx::Size());
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, RobustPngCodecWithJpegData) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
ImageDecoder::StartWithOptions(
&test_request, GetValidJpgData(), ImageDecoder::PNG_CODEC,
/*shrink_to_fit=*/false, /*desired_image_frame_size=*/gfx::Size());
run_loop.Run();
// Should fail with JPEG data because only PNG data is allowed.
EXPECT_FALSE(test_request.decode_succeeded());
}
#endif // BUILDFLAG(IS_CHROMEOS)
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, BasicDecode) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
ImageDecoder::Start(&test_request, GetValidPngData());
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, BasicDecodeString) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
const std::vector<uint8_t> data = GetValidPngData();
ImageDecoder::Start(&test_request, std::string(data.begin(), data.end()));
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
EXPECT_EQ(test_request.get_bitmap().height(), 1);
EXPECT_EQ(test_request.get_bitmap().width(), 1);
EXPECT_EQ(test_request.get_bitmap().getColor(0, 0), 0xffffffffUL);
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, BasicDecodeStringJpeg) {
base::RunLoop run_loop;
TestImageRequest test_request(run_loop.QuitClosure());
const std::vector<uint8_t> data = GetValidJpgData();
ImageDecoder::Start(&test_request, std::string(data.begin(), data.end()));
run_loop.Run();
EXPECT_TRUE(test_request.decode_succeeded());
EXPECT_EQ(test_request.get_bitmap().height(), 1);
EXPECT_EQ(test_request.get_bitmap().width(), 1);
EXPECT_EQ(test_request.get_bitmap().getColor(0, 0), 0xffffffffUL);
}
IN_PROC_BROWSER_TEST_F(ImageDecoderBrowserTest, StartAndDestroy) {
base::RunLoop run_loop;
std::unique_ptr<TestImageRequest> test_request(
new TestImageRequest(run_loop.QuitClosure()));
ImageDecoder::Start(test_request.get(), std::vector<uint8_t>());
test_request.reset();
run_loop.Run();
}
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