| // Copyright 2016 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 "components/image_fetcher/image_data_fetcher.h" |
| |
| #include <memory> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/message_loop/message_loop.h" |
| #include "net/http/http_response_headers.h" |
| #include "net/http/http_status_code.h" |
| #include "net/url_request/test_url_fetcher_factory.h" |
| #include "net/url_request/url_request_status.h" |
| #include "net/url_request/url_request_test_util.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace { |
| |
| const char kImageURL[] = "http://www.example.com/image"; |
| const char kURLResponseData[] = "EncodedImageData"; |
| |
| } // namespace |
| |
| namespace image_fetcher { |
| |
| class ImageDataFetcherTest : public testing::Test { |
| public: |
| ImageDataFetcherTest() |
| : test_request_context_getter_( |
| new net::TestURLRequestContextGetter(message_loop_.task_runner())), |
| image_data_fetcher_(test_request_context_getter_.get()) {} |
| ~ImageDataFetcherTest() override {} |
| |
| MOCK_METHOD2(OnImageDataFetched, |
| void(const std::string&, const RequestMetadata&)); |
| |
| MOCK_METHOD2(OnImageDataFetchedFailedRequest, |
| void(const std::string&, const RequestMetadata&)); |
| |
| MOCK_METHOD2(OnImageDataFetchedMultipleRequests, |
| void(const std::string&, const RequestMetadata&)); |
| |
| protected: |
| base::MessageLoop message_loop_; |
| |
| scoped_refptr<net::URLRequestContextGetter> test_request_context_getter_; |
| |
| ImageDataFetcher image_data_fetcher_; |
| |
| net::TestURLFetcherFactory fetcher_factory_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(ImageDataFetcherTest); |
| }; |
| |
| TEST_F(ImageDataFetcherTest, FetchImageData) { |
| image_data_fetcher_.FetchImageData( |
| GURL(kImageURL), |
| base::Bind(&ImageDataFetcherTest::OnImageDataFetched, |
| base::Unretained(this))); |
| |
| RequestMetadata expected_metadata; |
| expected_metadata.mime_type = std::string("image/png"); |
| expected_metadata.response_code = net::HTTP_OK; |
| EXPECT_CALL(*this, OnImageDataFetched(std::string(kURLResponseData), |
| expected_metadata)); |
| |
| // Get and configure the TestURLFetcher. |
| net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0); |
| ASSERT_NE(nullptr, test_url_fetcher); |
| test_url_fetcher->set_status( |
| net::URLRequestStatus(net::URLRequestStatus::SUCCESS, net::OK)); |
| test_url_fetcher->SetResponseString(kURLResponseData); |
| test_url_fetcher->set_response_code(net::HTTP_OK); |
| |
| std::string raw_header = |
| "HTTP/1.1 200 OK\n" |
| "Content-type: image/png\n\n"; |
| std::replace(raw_header.begin(), raw_header.end(), '\n', '\0'); |
| scoped_refptr<net::HttpResponseHeaders> headers( |
| new net::HttpResponseHeaders(raw_header)); |
| |
| test_url_fetcher->set_response_headers(headers); |
| |
| // Call the URLFetcher delegate to continue the test. |
| test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher); |
| } |
| |
| TEST_F(ImageDataFetcherTest, FetchImageData_NotFound) { |
| image_data_fetcher_.FetchImageData( |
| GURL(kImageURL), base::Bind(&ImageDataFetcherTest::OnImageDataFetched, |
| base::Unretained(this))); |
| |
| RequestMetadata expected_metadata; |
| expected_metadata.mime_type = std::string("image/png"); |
| expected_metadata.response_code = net::HTTP_NOT_FOUND; |
| // For 404, expect an empty result even though correct image data is sent. |
| EXPECT_CALL(*this, OnImageDataFetched(std::string(), expected_metadata)); |
| |
| // Get and configure the TestURLFetcher. |
| net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0); |
| ASSERT_NE(nullptr, test_url_fetcher); |
| test_url_fetcher->set_status( |
| net::URLRequestStatus(net::URLRequestStatus::SUCCESS, net::OK)); |
| test_url_fetcher->SetResponseString(kURLResponseData); |
| |
| std::string raw_header = |
| "HTTP/1.1 404 Not Found\n" |
| "Content-type: image/png\n\n"; |
| std::replace(raw_header.begin(), raw_header.end(), '\n', '\0'); |
| scoped_refptr<net::HttpResponseHeaders> headers( |
| new net::HttpResponseHeaders(raw_header)); |
| |
| test_url_fetcher->set_response_headers(headers); |
| |
| // Call the URLFetcher delegate to continue the test. |
| test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher); |
| } |
| |
| TEST_F(ImageDataFetcherTest, FetchImageData_FailedRequest) { |
| image_data_fetcher_.FetchImageData( |
| GURL(kImageURL), |
| base::Bind(&ImageDataFetcherTest::OnImageDataFetchedFailedRequest, |
| base::Unretained(this))); |
| |
| RequestMetadata expected_metadata; |
| expected_metadata.response_code = net::URLFetcher::RESPONSE_CODE_INVALID; |
| EXPECT_CALL( |
| *this, OnImageDataFetchedFailedRequest(std::string(), expected_metadata)); |
| |
| // Get and configure the TestURLFetcher. |
| net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0); |
| ASSERT_NE(nullptr, test_url_fetcher); |
| test_url_fetcher->set_status( |
| net::URLRequestStatus(net::URLRequestStatus::FAILED, |
| net::ERR_INVALID_URL)); |
| |
| // Call the URLFetcher delegate to continue the test. |
| test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher); |
| } |
| |
| TEST_F(ImageDataFetcherTest, FetchImageData_MultipleRequests) { |
| ImageDataFetcher::ImageDataFetcherCallback callback = |
| base::Bind(&ImageDataFetcherTest::OnImageDataFetchedMultipleRequests, |
| base::Unretained(this)); |
| EXPECT_CALL(*this, OnImageDataFetchedMultipleRequests(testing::_, testing::_)) |
| .Times(2); |
| |
| image_data_fetcher_.FetchImageData(GURL(kImageURL), callback); |
| image_data_fetcher_.FetchImageData(GURL(kImageURL), callback); |
| |
| // Multiple calls to FetchImageData for the same URL will result in |
| // multiple URLFetchers being created. |
| net::TestURLFetcher* test_url_fetcher = fetcher_factory_.GetFetcherByID(0); |
| ASSERT_NE(nullptr, test_url_fetcher); |
| test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher); |
| |
| test_url_fetcher = fetcher_factory_.GetFetcherByID(1); |
| ASSERT_NE(nullptr, test_url_fetcher); |
| test_url_fetcher->delegate()->OnURLFetchComplete(test_url_fetcher); |
| } |
| |
| } // namespace image_fetcher |