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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file contains download browser tests that are known to be runnable | 5 // This file contains download browser tests that are known to be runnable |
6 // in a pure content context. Over time tests should be migrated here. | 6 // in a pure content context. Over time tests should be migrated here. |
7 | 7 |
8 #include <stddef.h> | 8 #include <stddef.h> |
9 #include <stdint.h> | 9 #include <stdint.h> |
10 #include <utility> | 10 #include <utility> |
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1114 ASSERT_TRUE(requests[1].request_headers.GetHeader( | 1114 ASSERT_TRUE(requests[1].request_headers.GetHeader( |
1115 net::HttpRequestHeaders::kIfRange, &value)); | 1115 net::HttpRequestHeaders::kIfRange, &value)); |
1116 EXPECT_EQ(parameters.etag, value); | 1116 EXPECT_EQ(parameters.etag, value); |
1117 | 1117 |
1118 ASSERT_TRUE(requests[1].request_headers.GetHeader( | 1118 ASSERT_TRUE(requests[1].request_headers.GetHeader( |
1119 net::HttpRequestHeaders::kRange, &value)); | 1119 net::HttpRequestHeaders::kRange, &value)); |
1120 EXPECT_EQ(base::StringPrintf("bytes=%" PRId64 "-", interruption.offset), | 1120 EXPECT_EQ(base::StringPrintf("bytes=%" PRId64 "-", interruption.offset), |
1121 value); | 1121 value); |
1122 } | 1122 } |
1123 | 1123 |
| 1124 // Resumption should only attempt to contact the final URL if the download has a |
| 1125 // URL chain. |
| 1126 IN_PROC_BROWSER_TEST_P(DownloadResumptionContentTest, RedirectBeforeResume) { |
| 1127 TestDownloadRequestHandler request_handler_1( |
| 1128 GURL("http://example.com/first-url")); |
| 1129 request_handler_1.StartServingStaticResponse( |
| 1130 "HTTP/1.1 302 Redirect\r\n" |
| 1131 "Location: http://example.com/second-url\r\n" |
| 1132 "\r\n"); |
| 1133 |
| 1134 TestDownloadRequestHandler request_handler_2( |
| 1135 GURL("http://example.com/second-url")); |
| 1136 request_handler_2.StartServingStaticResponse( |
| 1137 "HTTP/1.1 302 Redirect\r\n" |
| 1138 "Location: http://example.com/third-url\r\n" |
| 1139 "\r\n"); |
| 1140 |
| 1141 TestDownloadRequestHandler request_handler_3( |
| 1142 GURL("http://example.com/third-url")); |
| 1143 request_handler_3.StartServingStaticResponse( |
| 1144 "HTTP/1.1 302 Redirect\r\n" |
| 1145 "Location: http://example.com/download\r\n" |
| 1146 "\r\n"); |
| 1147 |
| 1148 TestDownloadRequestHandler resumable_request_handler( |
| 1149 GURL("http://example.com/download")); |
| 1150 TestDownloadRequestHandler::Parameters parameters = |
| 1151 TestDownloadRequestHandler::Parameters::WithSingleInterruption(); |
| 1152 resumable_request_handler.StartServing(parameters); |
| 1153 |
| 1154 DownloadItem* download = StartDownloadAndReturnItem( |
| 1155 initiator_shell_for_resumption(), request_handler_1.url()); |
| 1156 WaitForInterrupt(download); |
| 1157 |
| 1158 EXPECT_EQ(4u, download->GetUrlChain().size()); |
| 1159 EXPECT_EQ(request_handler_1.url(), download->GetOriginalUrl()); |
| 1160 EXPECT_EQ(resumable_request_handler.url(), download->GetURL()); |
| 1161 |
| 1162 // Now that the download is interrupted, make all intermediate servers return |
| 1163 // a 404. The only way a resumption request would succeed if the resumption |
| 1164 // request is sent to the final server in the chain. |
| 1165 const char k404Response[] = "HTTP/1.1 404 Not found\r\n\r\n"; |
| 1166 request_handler_1.StartServingStaticResponse(k404Response); |
| 1167 request_handler_2.StartServingStaticResponse(k404Response); |
| 1168 request_handler_3.StartServingStaticResponse(k404Response); |
| 1169 |
| 1170 PrepareToResume(); |
| 1171 download->Resume(); |
| 1172 WaitForCompletion(download); |
| 1173 |
| 1174 ASSERT_NO_FATAL_FAILURE(ReadAndVerifyFileContents( |
| 1175 parameters.pattern_generator_seed, parameters.size, |
| 1176 download->GetTargetFilePath())); |
| 1177 } |
| 1178 |
| 1179 // If a resumption request results in a redirect, the response should be ignored |
| 1180 // and the download should be marked as interrupted again. |
| 1181 IN_PROC_BROWSER_TEST_P(DownloadResumptionContentTest, RedirectWhileResume) { |
| 1182 TestDownloadRequestHandler request_handler( |
| 1183 GURL("http://example.com/first-url")); |
| 1184 TestDownloadRequestHandler::Parameters parameters = |
| 1185 TestDownloadRequestHandler::Parameters::WithSingleInterruption(); |
| 1186 ++parameters.pattern_generator_seed; |
| 1187 request_handler.StartServing(parameters); |
| 1188 |
| 1189 // We should never send a request to the decoy. If we do, the request will |
| 1190 // always succeed, which results in behavior that diverges from what we want, |
| 1191 // which is for the download to return to being interrupted. |
| 1192 TestDownloadRequestHandler decoy_request_handler( |
| 1193 GURL("http://example.com/decoy")); |
| 1194 decoy_request_handler.StartServing(TestDownloadRequestHandler::Parameters()); |
| 1195 |
| 1196 DownloadItem* download = StartDownloadAndReturnItem( |
| 1197 initiator_shell_for_resumption(), request_handler.url()); |
| 1198 WaitForInterrupt(download); |
| 1199 |
| 1200 // Upon resumption, the server starts responding with a redirect. This |
| 1201 // response should not be accepted. |
| 1202 request_handler.StartServingStaticResponse( |
| 1203 "HTTP/1.1 302 Redirect\r\n" |
| 1204 "Location: http://example.com/decoy\r\n" |
| 1205 "\r\n"); |
| 1206 PrepareToResume(); |
| 1207 download->Resume(); |
| 1208 WaitForInterrupt(download); |
| 1209 EXPECT_EQ(DOWNLOAD_INTERRUPT_REASON_SERVER_UNREACHABLE, |
| 1210 download->GetLastReason()); |
| 1211 |
| 1212 // Back to the original request handler. Resumption should now succeed, and |
| 1213 // use the partial data it had prior to the first interruption. |
| 1214 request_handler.StartServing(parameters); |
| 1215 download->Resume(); |
| 1216 WaitForCompletion(download); |
| 1217 |
| 1218 ASSERT_EQ(parameters.size, download->GetReceivedBytes()); |
| 1219 ASSERT_EQ(parameters.size, download->GetTotalBytes()); |
| 1220 ASSERT_NO_FATAL_FAILURE(ReadAndVerifyFileContents( |
| 1221 parameters.pattern_generator_seed, parameters.size, |
| 1222 download->GetTargetFilePath())); |
| 1223 |
| 1224 // Characterization risk: The next portion of the test examines the requests |
| 1225 // that were sent out while downloading our resource. These requests |
| 1226 // correspond to the requests that were generated by the browser and the |
| 1227 // downloads system and may change as implementation details change. |
| 1228 TestDownloadRequestHandler::CompletedRequests requests; |
| 1229 request_handler.GetCompletedRequestInfo(&requests); |
| 1230 |
| 1231 ASSERT_EQ(3u, requests.size()); |
| 1232 |
| 1233 // None of the request should have transferred the entire resource. The |
| 1234 // redirect response shows up as a response with 0 bytes transferred. |
| 1235 EXPECT_GT(parameters.size, requests[0].transferred_byte_count); |
| 1236 EXPECT_EQ(0, requests[1].transferred_byte_count); |
| 1237 EXPECT_GT(parameters.size, requests[2].transferred_byte_count); |
| 1238 } |
| 1239 |
| 1240 // If the server response for the resumption request specifies a bad range (i.e. |
| 1241 // not the range that was requested or an invalid or missing Content-Range |
| 1242 // header), then the download should be marked as interrupted again without |
| 1243 // discarding the partial state. |
| 1244 IN_PROC_BROWSER_TEST_P(DownloadResumptionContentTest, BadRangeHeader) { |
| 1245 TestDownloadRequestHandler request_handler; |
| 1246 TestDownloadRequestHandler::Parameters parameters = |
| 1247 TestDownloadRequestHandler::Parameters::WithSingleInterruption(); |
| 1248 request_handler.StartServing(parameters); |
| 1249 |
| 1250 DownloadItem* download = StartDownloadAndReturnItem( |
| 1251 initiator_shell_for_resumption(), request_handler.url()); |
| 1252 WaitForInterrupt(download); |
| 1253 |
| 1254 // Upon resumption, the server starts responding with a bad range header. |
| 1255 request_handler.StartServingStaticResponse( |
| 1256 "HTTP/1.1 206 Partial Content\r\n" |
| 1257 "Content-Range: bytes 1000000-2000000/3000000\r\n" |
| 1258 "\r\n"); |
| 1259 PrepareToResume(); |
| 1260 download->Resume(); |
| 1261 WaitForInterrupt(download); |
| 1262 EXPECT_EQ(DOWNLOAD_INTERRUPT_REASON_SERVER_BAD_CONTENT, |
| 1263 download->GetLastReason()); |
| 1264 |
| 1265 // Or this time, the server sends a response with an invalid Content-Range |
| 1266 // header. |
| 1267 request_handler.StartServingStaticResponse( |
| 1268 "HTTP/1.1 206 Partial Content\r\n" |
| 1269 "Content-Range: ooga-booga-booga-booga\r\n" |
| 1270 "\r\n"); |
| 1271 download->Resume(); |
| 1272 WaitForInterrupt(download); |
| 1273 EXPECT_EQ(DOWNLOAD_INTERRUPT_REASON_SERVER_BAD_CONTENT, |
| 1274 download->GetLastReason()); |
| 1275 |
| 1276 // Or no Content-Range header at all. |
| 1277 request_handler.StartServingStaticResponse( |
| 1278 "HTTP/1.1 206 Partial Content\r\n" |
| 1279 "Some-Headers: ooga-booga-booga-booga\r\n" |
| 1280 "\r\n"); |
| 1281 download->Resume(); |
| 1282 WaitForInterrupt(download); |
| 1283 EXPECT_EQ(DOWNLOAD_INTERRUPT_REASON_SERVER_BAD_CONTENT, |
| 1284 download->GetLastReason()); |
| 1285 |
| 1286 // Back to the original request handler. Resumption should now succeed, and |
| 1287 // use the partial data it had prior to the first interruption. |
| 1288 request_handler.StartServing(parameters); |
| 1289 download->Resume(); |
| 1290 WaitForCompletion(download); |
| 1291 |
| 1292 ASSERT_EQ(parameters.size, download->GetReceivedBytes()); |
| 1293 ASSERT_EQ(parameters.size, download->GetTotalBytes()); |
| 1294 ASSERT_NO_FATAL_FAILURE(ReadAndVerifyFileContents( |
| 1295 parameters.pattern_generator_seed, parameters.size, |
| 1296 download->GetTargetFilePath())); |
| 1297 |
| 1298 // Characterization risk: The next portion of the test examines the requests |
| 1299 // that were sent out while downloading our resource. These requests |
| 1300 // correspond to the requests that were generated by the browser and the |
| 1301 // downloads system and may change as implementation details change. |
| 1302 TestDownloadRequestHandler::CompletedRequests requests; |
| 1303 request_handler.GetCompletedRequestInfo(&requests); |
| 1304 |
| 1305 ASSERT_EQ(5u, requests.size()); |
| 1306 |
| 1307 // None of the request should have transferred the entire resource. |
| 1308 EXPECT_GT(parameters.size, requests[0].transferred_byte_count); |
| 1309 EXPECT_EQ(0, requests[1].transferred_byte_count); |
| 1310 EXPECT_EQ(0, requests[2].transferred_byte_count); |
| 1311 EXPECT_EQ(0, requests[3].transferred_byte_count); |
| 1312 EXPECT_GT(parameters.size, requests[4].transferred_byte_count); |
| 1313 } |
| 1314 |
1124 // A partial resumption results in an HTTP 200 response. I.e. the server ignored | 1315 // A partial resumption results in an HTTP 200 response. I.e. the server ignored |
1125 // the range request and sent the entire resource instead. For If-Range requests | 1316 // the range request and sent the entire resource instead. For If-Range requests |
1126 // (as opposed to If-Match), the behavior for a precondition failure is also to | 1317 // (as opposed to If-Match), the behavior for a precondition failure is also to |
1127 // respond with a 200. So this test case covers both validation failure and | 1318 // respond with a 200. So this test case covers both validation failure and |
1128 // ignoring the range request. | 1319 // ignoring the range request. |
1129 IN_PROC_BROWSER_TEST_P(DownloadResumptionContentTest, | 1320 IN_PROC_BROWSER_TEST_P(DownloadResumptionContentTest, |
1130 RestartIfNotPartialResponse) { | 1321 RestartIfNotPartialResponse) { |
1131 const int kOriginalPatternGeneratorSeed = 1; | 1322 const int kOriginalPatternGeneratorSeed = 1; |
1132 const int kNewPatternGeneratorSeed = 2; | 1323 const int kNewPatternGeneratorSeed = 2; |
1133 | 1324 |
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1810 | 2001 |
1811 std::vector<DownloadItem*> downloads; | 2002 std::vector<DownloadItem*> downloads; |
1812 DownloadManagerForShell(shell())->GetAllDownloads(&downloads); | 2003 DownloadManagerForShell(shell())->GetAllDownloads(&downloads); |
1813 ASSERT_EQ(1u, downloads.size()); | 2004 ASSERT_EQ(1u, downloads.size()); |
1814 | 2005 |
1815 EXPECT_EQ(FILE_PATH_LITERAL("Jumboshrimp.txt"), | 2006 EXPECT_EQ(FILE_PATH_LITERAL("Jumboshrimp.txt"), |
1816 downloads[0]->GetTargetFilePath().BaseName().value()); | 2007 downloads[0]->GetTargetFilePath().BaseName().value()); |
1817 } | 2008 } |
1818 | 2009 |
1819 } // namespace content | 2010 } // namespace content |
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