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| 1 // Copyright 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #import "components/image_fetcher/ios/ios_image_data_fetcher_wrapper.h" |
| 6 |
| 7 #import <UIKit/UIKit.h> |
| 8 |
| 9 #include "base/ios/ios_util.h" |
| 10 #include "base/mac/scoped_block.h" |
| 11 #include "base/macros.h" |
| 12 #include "base/memory/ptr_util.h" |
| 13 #include "base/memory/ref_counted.h" |
| 14 #include "base/run_loop.h" |
| 15 #include "base/threading/thread.h" |
| 16 #include "base/threading/thread_task_runner_handle.h" |
| 17 #include "build/build_config.h" |
| 18 #import "ios/web/public/image_fetcher/webp_decoder.h" |
| 19 #include "net/http/http_response_headers.h" |
| 20 #include "net/url_request/test_url_fetcher_factory.h" |
| 21 #include "net/url_request/url_fetcher_delegate.h" |
| 22 #include "net/url_request/url_request_test_util.h" |
| 23 #include "testing/gtest/include/gtest/gtest.h" |
| 24 #include "testing/platform_test.h" |
| 25 |
| 26 #if !defined(__has_feature) || !__has_feature(objc_arc) |
| 27 #error "This file requires ARC support." |
| 28 #endif |
| 29 |
| 30 namespace { |
| 31 |
| 32 const unsigned char kJPGImage[] = { |
| 33 255, 216, 255, 224, 0, 16, 74, 70, 73, 70, 0, 1, 1, 1, 0, |
| 34 72, 0, 72, 0, 0, 255, 254, 0, 19, 67, 114, 101, 97, 116, 101, |
| 35 100, 32, 119, 105, 116, 104, 32, 71, 73, 77, 80, 255, 219, 0, 67, |
| 36 0, 5, 3, 4, 4, 4, 3, 5, 4, 4, 4, 5, 5, 5, 6, |
| 37 7, 12, 8, 7, 7, 7, 7, 15, 11, 11, 9, 12, 17, 15, 18, |
| 38 18, 17, 15, 17, 17, 19, 22, 28, 23, 19, 20, 26, 21, 17, 17, |
| 39 24, 33, 24, 26, 29, 29, 31, 31, 31, 19, 23, 34, 36, 34, 30, |
| 40 36, 28, 30, 31, 30, 255, 219, 0, 67, 1, 5, 5, 5, 7, 6, |
| 41 7, 14, 8, 8, 14, 30, 20, 17, 20, 30, 30, 30, 30, 30, 30, |
| 42 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, |
| 43 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, |
| 44 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 255, |
| 45 192, 0, 17, 8, 0, 1, 0, 1, 3, 1, 34, 0, 2, 17, 1, |
| 46 3, 17, 1, 255, 196, 0, 21, 0, 1, 1, 0, 0, 0, 0, 0, |
| 47 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 255, 196, 0, 20, |
| 48 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 49 0, 0, 0, 255, 196, 0, 20, 1, 1, 0, 0, 0, 0, 0, 0, |
| 50 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 255, 196, 0, 20, 17, |
| 51 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 52 0, 0, 255, 218, 0, 12, 3, 1, 0, 2, 17, 3, 17, 0, 63, |
| 53 0, 178, 192, 7, 255, 217, |
| 54 }; |
| 55 |
| 56 const unsigned char kPNGImage[] = { |
| 57 137, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, |
| 58 82, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 55, |
| 59 110, 249, 36, 0, 0, 0, 2, 98, 75, 71, 68, 0, 1, 221, 138, |
| 60 19, 164, 0, 0, 0, 9, 112, 72, 89, 115, 0, 0, 11, 18, 0, |
| 61 0, 11, 18, 1, 210, 221, 126, 252, 0, 0, 0, 9, 118, 112, 65, |
| 62 103, 0, 0, 0, 1, 0, 0, 0, 1, 0, 199, 149, 95, 237, 0, |
| 63 0, 0, 10, 73, 68, 65, 84, 8, 215, 99, 104, 0, 0, 0, 130, |
| 64 0, 129, 221, 67, 106, 244, 0, 0, 0, 25, 116, 69, 88, 116, 99, |
| 65 111, 109, 109, 101, 110, 116, 0, 67, 114, 101, 97, 116, 101, 100, 32, |
| 66 119, 105, 116, 104, 32, 71, 73, 77, 80, 231, 175, 64, 203, 0, 0, |
| 67 0, 37, 116, 69, 88, 116, 100, 97, 116, 101, 58, 99, 114, 101, 97, |
| 68 116, 101, 0, 50, 48, 49, 49, 45, 48, 54, 45, 50, 50, 84, 49, |
| 69 54, 58, 49, 54, 58, 52, 54, 43, 48, 50, 58, 48, 48, 31, 248, |
| 70 231, 223, 0, 0, 0, 37, 116, 69, 88, 116, 100, 97, 116, 101, 58, |
| 71 109, 111, 100, 105, 102, 121, 0, 50, 48, 49, 49, 45, 48, 54, 45, |
| 72 50, 50, 84, 49, 54, 58, 49, 54, 58, 52, 54, 43, 48, 50, 58, |
| 73 48, 48, 110, 165, 95, 99, 0, 0, 0, 17, 116, 69, 88, 116, 106, |
| 74 112, 101, 103, 58, 99, 111, 108, 111, 114, 115, 112, 97, 99, 101, 0, |
| 75 50, 44, 117, 85, 159, 0, 0, 0, 32, 116, 69, 88, 116, 106, 112, |
| 76 101, 103, 58, 115, 97, 109, 112, 108, 105, 110, 103, 45, 102, 97, 99, |
| 77 116, 111, 114, 0, 50, 120, 50, 44, 49, 120, 49, 44, 49, 120, 49, |
| 78 73, 250, 166, 180, 0, 0, 0, 0, 73, 69, 78, 68, 174, 66, 96, |
| 79 130, |
| 80 }; |
| 81 |
| 82 const unsigned char kWEBPImage[] = { |
| 83 82, 73, 70, 70, 74, 0, 0, 0, 87, 69, 66, 80, 86, 80, 56, 88, 10, |
| 84 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 65, 76, 80, 72, |
| 85 12, 0, 0, 0, 1, 7, 16, 17, 253, 15, 68, 68, 255, 3, 0, 0, 86, |
| 86 80, 56, 32, 24, 0, 0, 0, 48, 1, 0, 157, 1, 42, 1, 0, 1, 0, |
| 87 3, 0, 52, 37, 164, 0, 3, 112, 0, 254, 251, 253, 80, 0, |
| 88 }; |
| 89 |
| 90 const char kTestUrl[] = "http://www.img.com"; |
| 91 |
| 92 const char kWEBPHeaderResponse[] = |
| 93 "HTTP/1.1 200 OK\0Content-type: image/webp\0\0"; |
| 94 |
| 95 // TODO(crbug.com/687921): Refactor this. |
| 96 class WebpDecoderDelegate : public webp_transcode::WebpDecoder::Delegate { |
| 97 public: |
| 98 WebpDecoderDelegate() = default; |
| 99 NSData* data() const { return decoded_image_; } |
| 100 |
| 101 void OnFinishedDecoding(bool success) override {} |
| 102 void SetImageFeatures( |
| 103 size_t total_size, |
| 104 webp_transcode::WebpDecoder::DecodedImageFormat format) override { |
| 105 decoded_image_ = [[NSMutableData alloc] initWithCapacity:total_size]; |
| 106 } |
| 107 void OnDataDecoded(NSData* data) override { |
| 108 [decoded_image_ appendData:data]; |
| 109 } |
| 110 |
| 111 private: |
| 112 ~WebpDecoderDelegate() override {} |
| 113 NSMutableData* decoded_image_; |
| 114 |
| 115 DISALLOW_COPY_AND_ASSIGN(WebpDecoderDelegate); |
| 116 }; |
| 117 |
| 118 // Returns a NSData object containing the decoded image. |
| 119 NSData* DecodedWebpImage() { |
| 120 scoped_refptr<WebpDecoderDelegate> delegate(new WebpDecoderDelegate); |
| 121 scoped_refptr<webp_transcode::WebpDecoder> decoder( |
| 122 new webp_transcode::WebpDecoder(delegate.get())); |
| 123 decoder->OnDataReceived([NSData |
| 124 dataWithBytes:reinterpret_cast<const char*>(kWEBPImage) |
| 125 length:sizeof(kWEBPImage)]); |
| 126 return delegate->data(); |
| 127 } |
| 128 |
| 129 } // namespace |
| 130 |
| 131 namespace image_fetcher { |
| 132 |
| 133 class IOSImageDataFetcherWrapperTest : public PlatformTest { |
| 134 protected: |
| 135 IOSImageDataFetcherWrapperTest() |
| 136 : callback_([^(NSData* data) { |
| 137 result_data_ = data; |
| 138 result_ = [UIImage imageWithData:data]; |
| 139 called_ = true; |
| 140 } copy]) { |
| 141 image_fetcher_ = base::MakeUnique<IOSImageDataFetcherWrapper>( |
| 142 new net::TestURLRequestContextGetter(message_loop_.task_runner()), |
| 143 message_loop_.task_runner()); |
| 144 } |
| 145 |
| 146 net::TestURLFetcher* SetupFetcher() { |
| 147 image_fetcher_->FetchImageDataWebpDecoded(GURL(kTestUrl), callback_); |
| 148 EXPECT_EQ(nil, result_); |
| 149 EXPECT_EQ(false, called_); |
| 150 net::TestURLFetcher* fetcher = factory_.GetFetcherByID(0); |
| 151 DCHECK(fetcher); |
| 152 DCHECK(fetcher->delegate()); |
| 153 return fetcher; |
| 154 } |
| 155 |
| 156 // Message loop for the main test thread. |
| 157 base::MessageLoop message_loop_; |
| 158 |
| 159 base::mac::ScopedBlock<IOSImageDataFetcherCallback> callback_; |
| 160 net::TestURLFetcherFactory factory_; |
| 161 std::unique_ptr<IOSImageDataFetcherWrapper> image_fetcher_; |
| 162 NSData* result_data_ = nil; |
| 163 UIImage* result_ = nil; |
| 164 bool called_ = false; |
| 165 |
| 166 private: |
| 167 DISALLOW_COPY_AND_ASSIGN(IOSImageDataFetcherWrapperTest); |
| 168 }; |
| 169 |
| 170 TEST_F(IOSImageDataFetcherWrapperTest, TestError) { |
| 171 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 172 fetcher->set_response_code(404); |
| 173 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 174 EXPECT_EQ(nil, result_); |
| 175 EXPECT_TRUE(called_); |
| 176 } |
| 177 |
| 178 TEST_F(IOSImageDataFetcherWrapperTest, TestJpg) { |
| 179 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 180 fetcher->set_response_code(200); |
| 181 fetcher->SetResponseString( |
| 182 std::string(reinterpret_cast<const char*>(kJPGImage), sizeof(kJPGImage))); |
| 183 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 184 EXPECT_NE(nil, result_); |
| 185 EXPECT_TRUE(called_); |
| 186 } |
| 187 |
| 188 TEST_F(IOSImageDataFetcherWrapperTest, TestPng) { |
| 189 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 190 fetcher->set_response_code(200); |
| 191 fetcher->SetResponseString( |
| 192 std::string(reinterpret_cast<const char*>(kPNGImage), sizeof(kPNGImage))); |
| 193 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 194 EXPECT_NE(nil, result_); |
| 195 EXPECT_TRUE(called_); |
| 196 } |
| 197 |
| 198 TEST_F(IOSImageDataFetcherWrapperTest, TestGoodWebP) { |
| 199 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 200 fetcher->set_response_code(200); |
| 201 fetcher->SetResponseString(std::string( |
| 202 reinterpret_cast<const char*>(kWEBPImage), sizeof(kWEBPImage))); |
| 203 scoped_refptr<net::HttpResponseHeaders> headers(new net::HttpResponseHeaders( |
| 204 std::string(kWEBPHeaderResponse, arraysize(kWEBPHeaderResponse)))); |
| 205 fetcher->set_response_headers(headers); |
| 206 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 207 base::RunLoop().RunUntilIdle(); |
| 208 EXPECT_NE(nil, result_); |
| 209 EXPECT_TRUE(called_); |
| 210 } |
| 211 |
| 212 TEST_F(IOSImageDataFetcherWrapperTest, TestGoodWebPNoHeader) { |
| 213 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 214 fetcher->set_response_code(200); |
| 215 fetcher->SetResponseString(std::string( |
| 216 reinterpret_cast<const char*>(kWEBPImage), sizeof(kWEBPImage))); |
| 217 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 218 base::RunLoop().RunUntilIdle(); |
| 219 EXPECT_TRUE([DecodedWebpImage() isEqualToData:result_data_]); |
| 220 EXPECT_TRUE(called_); |
| 221 } |
| 222 |
| 223 TEST_F(IOSImageDataFetcherWrapperTest, TestBadWebP) { |
| 224 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 225 fetcher->set_response_code(200); |
| 226 fetcher->SetResponseString("This is not a valid WebP image"); |
| 227 scoped_refptr<net::HttpResponseHeaders> headers(new net::HttpResponseHeaders( |
| 228 std::string(kWEBPHeaderResponse, arraysize(kWEBPHeaderResponse)))); |
| 229 fetcher->set_response_headers(headers); |
| 230 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 231 base::RunLoop().RunUntilIdle(); |
| 232 EXPECT_EQ(nil, result_); |
| 233 EXPECT_TRUE(called_); |
| 234 } |
| 235 |
| 236 TEST_F(IOSImageDataFetcherWrapperTest, DeleteDuringWebPDecoding) { |
| 237 net::TestURLFetcher* fetcher = SetupFetcher(); |
| 238 fetcher->set_response_code(200); |
| 239 fetcher->SetResponseString(std::string( |
| 240 reinterpret_cast<const char*>(kWEBPImage), sizeof(kWEBPImage))); |
| 241 fetcher->delegate()->OnURLFetchComplete(fetcher); |
| 242 // Delete the image fetcher, and check that the callback is called. |
| 243 image_fetcher_.reset(); |
| 244 base::RunLoop().RunUntilIdle(); |
| 245 EXPECT_TRUE([DecodedWebpImage() isEqualToData:result_data_]); |
| 246 EXPECT_TRUE(called_); |
| 247 } |
| 248 |
| 249 TEST_F(IOSImageDataFetcherWrapperTest, TestCallbacksNotCalledDuringDeletion) { |
| 250 image_fetcher_->FetchImageDataWebpDecoded(GURL(kTestUrl), callback_); |
| 251 image_fetcher_.reset(); |
| 252 EXPECT_FALSE(called_); |
| 253 } |
| 254 |
| 255 } // namespace image_fetcher |
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