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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/image_fetcher/core/image_fetcher_impl.h"
#include <memory>
#include "base/files/file_path.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "chrome/browser/image_fetcher/image_decoder_impl.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/test/browser_test.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/image/image.h"
#include "url/gurl.h"
using image_fetcher::ImageFetcher;
using image_fetcher::ImageFetcherImpl;
namespace {
const char kImageFetcherUmaClientName[] = "TestClientName";
const char kTestImagePath[] = "/image_decoding/droids.png";
const char kInvalidImagePath[] = "/DOESNOTEXIST";
} // namespace
class ImageFetcherImplBrowserTest : public InProcessBrowserTest {
protected:
ImageFetcherImplBrowserTest()
: num_callback_valid_called_(0),
num_callback_null_called_(0),
num_data_callback_valid_called_(0),
num_data_callback_null_called_(0) {
test_server_.ServeFilesFromSourceDirectory(GetChromeTestDataDir());
}
ImageFetcherImplBrowserTest(const ImageFetcherImplBrowserTest&) = delete;
ImageFetcherImplBrowserTest& operator=(const ImageFetcherImplBrowserTest&) =
delete;
void SetUpInProcessBrowserTestFixture() override {
ASSERT_TRUE(test_server_.Start());
}
ImageFetcher* CreateImageFetcher() {
ImageFetcher* fetcher =
new ImageFetcherImpl(std::make_unique<ImageDecoderImpl>(),
browser()
->profile()
->GetDefaultStoragePartition()
->GetURLLoaderFactoryForBrowserProcess());
return fetcher;
}
void OnImageAvailable(base::RunLoop* loop,
const gfx::Image& image,
const image_fetcher::RequestMetadata& metadata) {
if (!image.IsEmpty()) {
num_callback_valid_called_++;
} else {
num_callback_null_called_++;
}
loop->Quit();
}
void OnImageDataAvailable(const std::string& image_data,
const image_fetcher::RequestMetadata& metadata) {
if (!image_data.empty()) {
num_data_callback_valid_called_++;
} else {
num_data_callback_null_called_++;
}
}
void FetchImageAndDataHelper(const GURL& image_url) {
std::unique_ptr<ImageFetcher> image_fetcher_(CreateImageFetcher());
image_fetcher::ImageFetcherParams params(TRAFFIC_ANNOTATION_FOR_TESTS,
kImageFetcherUmaClientName);
base::RunLoop run_loop;
image_fetcher_->FetchImageAndData(
image_url,
base::BindOnce(&ImageFetcherImplBrowserTest::OnImageDataAvailable,
base::Unretained(this)),
base::BindOnce(&ImageFetcherImplBrowserTest::OnImageAvailable,
base::Unretained(this), &run_loop),
std::move(params));
run_loop.Run();
}
int num_callback_valid_called_;
int num_callback_null_called_;
int num_data_callback_valid_called_;
int num_data_callback_null_called_;
net::EmbeddedTestServer test_server_;
};
IN_PROC_BROWSER_TEST_F(ImageFetcherImplBrowserTest, NormalFetch) {
GURL image_url(test_server_.GetURL(kTestImagePath).spec());
FetchImageAndDataHelper(image_url);
EXPECT_EQ(1, num_callback_valid_called_);
EXPECT_EQ(0, num_callback_null_called_);
EXPECT_EQ(1, num_data_callback_valid_called_);
EXPECT_EQ(0, num_data_callback_null_called_);
}
IN_PROC_BROWSER_TEST_F(ImageFetcherImplBrowserTest, MultipleFetch) {
GURL image_url(test_server_.GetURL(kTestImagePath).spec());
for (int i = 0; i < 5; i++) {
FetchImageAndDataHelper(image_url);
}
EXPECT_EQ(5, num_callback_valid_called_);
EXPECT_EQ(0, num_callback_null_called_);
EXPECT_EQ(5, num_data_callback_valid_called_);
EXPECT_EQ(0, num_data_callback_null_called_);
}
IN_PROC_BROWSER_TEST_F(ImageFetcherImplBrowserTest, InvalidFetch) {
GURL invalid_image_url(test_server_.GetURL(kInvalidImagePath).spec());
FetchImageAndDataHelper(invalid_image_url);
EXPECT_EQ(0, num_callback_valid_called_);
EXPECT_EQ(1, num_callback_null_called_);
EXPECT_EQ(0, num_data_callback_valid_called_);
EXPECT_EQ(1, num_data_callback_null_called_);
}
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