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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 #include "net/http/http_cache.h" | 5 #include "net/http/http_cache.h" |
6 | 6 |
7 #include <stdint.h> | 7 #include <stdint.h> |
8 | 8 |
9 #include <algorithm> | 9 #include <algorithm> |
10 #include <memory> | 10 #include <memory> |
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1056 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 1056 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
1057 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 1057 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
1058 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 1058 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
1059 TestLoadTimingNetworkRequest(load_timing_info); | 1059 TestLoadTimingNetworkRequest(load_timing_info); |
1060 RemoveMockTransaction(&transaction); | 1060 RemoveMockTransaction(&transaction); |
1061 } | 1061 } |
1062 | 1062 |
1063 // Tests that was_cached was set properly on a failure, even if the cached | 1063 // Tests that was_cached was set properly on a failure, even if the cached |
1064 // response wasn't returned. | 1064 // response wasn't returned. |
1065 TEST(HttpCache, SimpleGET_CacheSignal_Failure) { | 1065 TEST(HttpCache, SimpleGET_CacheSignal_Failure) { |
1066 MockHttpCache cache; | 1066 for (bool use_memory_entry_data : {false, true}) { |
| 1067 MockHttpCache cache; |
| 1068 cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
1067 | 1069 |
1068 // Prime cache. | 1070 // Prime cache. |
1069 MockTransaction transaction(kSimpleGET_Transaction); | 1071 MockTransaction transaction(kSimpleGET_Transaction); |
1070 transaction.response_headers = "Cache-Control: no-cache\n"; | 1072 transaction.response_headers = "Cache-Control: no-cache\n"; |
1071 | 1073 |
1072 AddMockTransaction(&transaction); | 1074 AddMockTransaction(&transaction); |
1073 RunTransactionTest(cache.http_cache(), transaction); | 1075 RunTransactionTest(cache.http_cache(), transaction); |
1074 EXPECT_EQ(1, cache.network_layer()->transaction_count()); | 1076 EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
1075 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 1077 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
1076 RemoveMockTransaction(&transaction); | 1078 RemoveMockTransaction(&transaction); |
1077 | 1079 |
1078 // Network failure with error; should fail but have was_cached set. | 1080 // Network failure with error; should fail but have was_cached set. |
1079 transaction.start_return_code = ERR_FAILED; | 1081 transaction.start_return_code = ERR_FAILED; |
1080 AddMockTransaction(&transaction); | 1082 AddMockTransaction(&transaction); |
1081 | 1083 |
1082 MockHttpRequest request(transaction); | 1084 MockHttpRequest request(transaction); |
1083 TestCompletionCallback callback; | 1085 TestCompletionCallback callback; |
1084 std::unique_ptr<HttpTransaction> trans; | 1086 std::unique_ptr<HttpTransaction> trans; |
1085 int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); | 1087 int rv = cache.http_cache()->CreateTransaction(DEFAULT_PRIORITY, &trans); |
1086 EXPECT_THAT(rv, IsOk()); | 1088 EXPECT_THAT(rv, IsOk()); |
1087 ASSERT_TRUE(trans.get()); | 1089 ASSERT_TRUE(trans.get()); |
1088 rv = trans->Start(&request, callback.callback(), NetLogWithSource()); | 1090 rv = trans->Start(&request, callback.callback(), NetLogWithSource()); |
1089 EXPECT_THAT(callback.GetResult(rv), IsError(ERR_FAILED)); | 1091 EXPECT_THAT(callback.GetResult(rv), IsError(ERR_FAILED)); |
1090 | 1092 |
1091 const HttpResponseInfo* response_info = trans->GetResponseInfo(); | 1093 const HttpResponseInfo* response_info = trans->GetResponseInfo(); |
1092 ASSERT_TRUE(response_info); | 1094 ASSERT_TRUE(response_info); |
1093 EXPECT_TRUE(response_info->was_cached); | 1095 // If use_memory_entry_data is true, we will not bother opening the entry, |
1094 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 1096 // and just kick it out, so was_cached will end up false. |
| 1097 EXPECT_EQ(!use_memory_entry_data, response_info->was_cached); |
| 1098 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
1095 | 1099 |
1096 RemoveMockTransaction(&transaction); | 1100 RemoveMockTransaction(&transaction); |
| 1101 } |
1097 } | 1102 } |
1098 | 1103 |
1099 // Confirm if we have an empty cache, a read is marked as network verified. | 1104 // Confirm if we have an empty cache, a read is marked as network verified. |
1100 TEST(HttpCache, SimpleGET_NetworkAccessed_Network) { | 1105 TEST(HttpCache, SimpleGET_NetworkAccessed_Network) { |
1101 MockHttpCache cache; | 1106 MockHttpCache cache; |
1102 | 1107 |
1103 // write to the cache | 1108 // write to the cache |
1104 HttpResponseInfo response_info; | 1109 HttpResponseInfo response_info; |
1105 RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, | 1110 RunTransactionTestWithResponseInfo(cache.http_cache(), kSimpleGET_Transaction, |
1106 &response_info); | 1111 &response_info); |
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1309 | 1314 |
1310 static void PreserveRequestHeaders_Handler(const HttpRequestInfo* request, | 1315 static void PreserveRequestHeaders_Handler(const HttpRequestInfo* request, |
1311 std::string* response_status, | 1316 std::string* response_status, |
1312 std::string* response_headers, | 1317 std::string* response_headers, |
1313 std::string* response_data) { | 1318 std::string* response_data) { |
1314 EXPECT_TRUE(request->extra_headers.HasHeader(kExtraHeaderKey)); | 1319 EXPECT_TRUE(request->extra_headers.HasHeader(kExtraHeaderKey)); |
1315 } | 1320 } |
1316 | 1321 |
1317 // Tests that we don't remove extra headers for simple requests. | 1322 // Tests that we don't remove extra headers for simple requests. |
1318 TEST(HttpCache, SimpleGET_PreserveRequestHeaders) { | 1323 TEST(HttpCache, SimpleGET_PreserveRequestHeaders) { |
1319 MockHttpCache cache; | 1324 for (bool use_memory_entry_data : {false, true}) { |
| 1325 MockHttpCache cache; |
| 1326 cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
1320 | 1327 |
1321 MockTransaction transaction(kSimpleGET_Transaction); | 1328 MockTransaction transaction(kSimpleGET_Transaction); |
1322 transaction.handler = PreserveRequestHeaders_Handler; | 1329 transaction.handler = PreserveRequestHeaders_Handler; |
1323 transaction.request_headers = EXTRA_HEADER; | 1330 transaction.request_headers = EXTRA_HEADER; |
1324 transaction.response_headers = "Cache-Control: max-age=0\n"; | 1331 transaction.response_headers = "Cache-Control: max-age=0\n"; |
1325 AddMockTransaction(&transaction); | 1332 AddMockTransaction(&transaction); |
1326 | 1333 |
1327 // Write, then revalidate the entry. | 1334 // Write, then revalidate the entry. |
1328 RunTransactionTest(cache.http_cache(), transaction); | 1335 RunTransactionTest(cache.http_cache(), transaction); |
1329 RunTransactionTest(cache.http_cache(), transaction); | 1336 RunTransactionTest(cache.http_cache(), transaction); |
1330 | 1337 |
1331 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 1338 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
1332 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 1339 |
1333 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 1340 // If the backend supports memory entry data, we can figure out that the |
1334 RemoveMockTransaction(&transaction); | 1341 // entry has caching-hostile headers w/o opening it. |
| 1342 if (use_memory_entry_data) { |
| 1343 EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| 1344 EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| 1345 } else { |
| 1346 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| 1347 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| 1348 } |
| 1349 RemoveMockTransaction(&transaction); |
| 1350 } |
1335 } | 1351 } |
1336 | 1352 |
1337 // Tests that we don't remove extra headers for conditionalized requests. | 1353 // Tests that we don't remove extra headers for conditionalized requests. |
1338 TEST(HttpCache, ConditionalizedGET_PreserveRequestHeaders) { | 1354 TEST(HttpCache, ConditionalizedGET_PreserveRequestHeaders) { |
1339 MockHttpCache cache; | 1355 for (bool use_memory_entry_data : {false, true}) { |
| 1356 MockHttpCache cache; |
| 1357 // Unlike in SimpleGET_PreserveRequestHeaders, this entry can be |
| 1358 // conditionalized, so memory hints don't affect behavior. |
| 1359 cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
1340 | 1360 |
1341 // Write to the cache. | 1361 // Write to the cache. |
1342 RunTransactionTest(cache.http_cache(), kETagGET_Transaction); | 1362 RunTransactionTest(cache.http_cache(), kETagGET_Transaction); |
1343 | 1363 |
1344 MockTransaction transaction(kETagGET_Transaction); | 1364 MockTransaction transaction(kETagGET_Transaction); |
1345 transaction.handler = PreserveRequestHeaders_Handler; | 1365 transaction.handler = PreserveRequestHeaders_Handler; |
1346 transaction.request_headers = "If-None-Match: \"foopy\"\r\n" EXTRA_HEADER; | 1366 transaction.request_headers = "If-None-Match: \"foopy\"\r\n" EXTRA_HEADER; |
1347 AddMockTransaction(&transaction); | 1367 AddMockTransaction(&transaction); |
1348 | 1368 |
1349 RunTransactionTest(cache.http_cache(), transaction); | 1369 RunTransactionTest(cache.http_cache(), transaction); |
1350 | 1370 |
1351 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 1371 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
1352 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 1372 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
1353 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 1373 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
1354 RemoveMockTransaction(&transaction); | 1374 RemoveMockTransaction(&transaction); |
| 1375 } |
1355 } | 1376 } |
1356 | 1377 |
1357 TEST(HttpCache, SimpleGET_ManyReaders) { | 1378 TEST(HttpCache, SimpleGET_ManyReaders) { |
1358 MockHttpCache cache; | 1379 MockHttpCache cache; |
1359 | 1380 |
1360 MockHttpRequest request(kSimpleGET_Transaction); | 1381 MockHttpRequest request(kSimpleGET_Transaction); |
1361 | 1382 |
1362 std::vector<std::unique_ptr<Context>> context_list; | 1383 std::vector<std::unique_ptr<Context>> context_list; |
1363 const int kNumTransactions = 5; | 1384 const int kNumTransactions = 5; |
1364 | 1385 |
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5375 RunTransactionTestWithLog(cache.http_cache(), kRangeGET_TransactionOK, | 5396 RunTransactionTestWithLog(cache.http_cache(), kRangeGET_TransactionOK, |
5376 log.bound()); | 5397 log.bound()); |
5377 | 5398 |
5378 EXPECT_TRUE(LogContainsEventType( | 5399 EXPECT_TRUE(LogContainsEventType( |
5379 log, NetLogEventType::HTTP_CACHE_RESTART_PARTIAL_REQUEST)); | 5400 log, NetLogEventType::HTTP_CACHE_RESTART_PARTIAL_REQUEST)); |
5380 } | 5401 } |
5381 | 5402 |
5382 // Tests that a failure to conditionalize a regular request (no range) with a | 5403 // Tests that a failure to conditionalize a regular request (no range) with a |
5383 // sparse entry results in a full response. | 5404 // sparse entry results in a full response. |
5384 TEST(HttpCache, GET_NoConditionalization) { | 5405 TEST(HttpCache, GET_NoConditionalization) { |
5385 MockHttpCache cache; | 5406 for (bool use_memory_entry_data : {false, true}) { |
5386 cache.FailConditionalizations(); | 5407 MockHttpCache cache; |
5387 std::string headers; | 5408 cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
| 5409 cache.FailConditionalizations(); |
| 5410 std::string headers; |
5388 | 5411 |
5389 // Write to the cache (40-49). | 5412 // Write to the cache (40-49). |
5390 ScopedMockTransaction transaction(kRangeGET_TransactionOK); | 5413 ScopedMockTransaction transaction(kRangeGET_TransactionOK); |
5391 transaction.response_headers = "Content-Length: 10\n" | 5414 transaction.response_headers = |
5392 "ETag: \"foo\"\n"; | 5415 "Content-Length: 10\n" |
5393 RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); | 5416 "ETag: \"foo\"\n"; |
| 5417 RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
5394 | 5418 |
5395 Verify206Response(headers, 40, 49); | 5419 Verify206Response(headers, 40, 49); |
5396 EXPECT_EQ(1, cache.network_layer()->transaction_count()); | 5420 EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
5397 EXPECT_EQ(0, cache.disk_cache()->open_count()); | 5421 EXPECT_EQ(0, cache.disk_cache()->open_count()); |
5398 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 5422 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
5399 | 5423 |
5400 // Now verify that the cached data is not used. | 5424 // Now verify that the cached data is not used. |
5401 // Don't ask for a range. The cache will attempt to use the cached data but | 5425 // Don't ask for a range. The cache will attempt to use the cached data but |
5402 // should discard it as it cannot be validated. A regular request should go | 5426 // should discard it as it cannot be validated. A regular request should go |
5403 // to the server and a new entry should be created. | 5427 // to the server and a new entry should be created. |
5404 transaction.request_headers = EXTRA_HEADER; | 5428 transaction.request_headers = EXTRA_HEADER; |
5405 transaction.data = "Not a range"; | 5429 transaction.data = "Not a range"; |
5406 RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); | 5430 RunTransactionTestWithResponse(cache.http_cache(), transaction, &headers); |
5407 | 5431 |
5408 EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); | 5432 EXPECT_EQ(0U, headers.find("HTTP/1.1 200 OK\n")); |
5409 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 5433 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
5410 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 5434 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
5411 EXPECT_EQ(2, cache.disk_cache()->create_count()); | 5435 EXPECT_EQ(2, cache.disk_cache()->create_count()); |
5412 | 5436 |
5413 // The last response was saved. | 5437 // The last response was saved. |
5414 RunTransactionTest(cache.http_cache(), transaction); | 5438 // ### before commit: figure out the way to actually test that. |
5415 EXPECT_EQ(3, cache.network_layer()->transaction_count()); | 5439 // The open results in a useless entry since |
5416 EXPECT_EQ(2, cache.disk_cache()->open_count()); | 5440 // &RangeTransactionServer::RangeHandler returns headers without an ETag |
5417 EXPECT_EQ(2, cache.disk_cache()->create_count()); | 5441 // or a non-range request (not the things we set above). |
| 5442 RunTransactionTest(cache.http_cache(), transaction); |
| 5443 EXPECT_EQ(3, cache.network_layer()->transaction_count()); |
| 5444 if (use_memory_entry_data) { |
| 5445 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| 5446 EXPECT_EQ(3, cache.disk_cache()->create_count()); |
| 5447 } else { |
| 5448 EXPECT_EQ(2, cache.disk_cache()->open_count()); |
| 5449 EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| 5450 } |
| 5451 } |
5418 } | 5452 } |
5419 | 5453 |
5420 // Verifies that conditionalization failures when asking for a range that would | 5454 // Verifies that conditionalization failures when asking for a range that would |
5421 // require the cache to modify the range to ask, result in a network request | 5455 // require the cache to modify the range to ask, result in a network request |
5422 // that matches the user's one. | 5456 // that matches the user's one. |
5423 TEST(HttpCache, RangeGET_NoConditionalization2) { | 5457 TEST(HttpCache, RangeGET_NoConditionalization2) { |
5424 MockHttpCache cache; | 5458 MockHttpCache cache; |
5425 cache.FailConditionalizations(); | 5459 cache.FailConditionalizations(); |
5426 std::string headers; | 5460 std::string headers; |
5427 | 5461 |
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7879 // read the response body -- want to test that it is still getting cached. | 7913 // read the response body -- want to test that it is still getting cached. |
7880 } | 7914 } |
7881 EXPECT_EQ(1, cache.network_layer()->transaction_count()); | 7915 EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
7882 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 7916 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
7883 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 7917 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
7884 } | 7918 } |
7885 | 7919 |
7886 // Verify that no-cache resources are stored in cache, but are not fetched from | 7920 // Verify that no-cache resources are stored in cache, but are not fetched from |
7887 // cache during normal loads. | 7921 // cache during normal loads. |
7888 TEST(HttpCache, CacheControlNoCacheNormalLoad) { | 7922 TEST(HttpCache, CacheControlNoCacheNormalLoad) { |
7889 MockHttpCache cache; | 7923 for (bool use_memory_entry_data : {false, true}) { |
| 7924 MockHttpCache cache; |
| 7925 cache.disk_cache()->set_support_in_memory_entry_data(use_memory_entry_data); |
7890 | 7926 |
7891 ScopedMockTransaction transaction(kSimpleGET_Transaction); | 7927 ScopedMockTransaction transaction(kSimpleGET_Transaction); |
7892 transaction.response_headers = "cache-control: no-cache\n"; | 7928 transaction.response_headers = "cache-control: no-cache\n"; |
7893 | 7929 |
7894 // Initial load. | 7930 // Initial load. |
7895 RunTransactionTest(cache.http_cache(), transaction); | 7931 RunTransactionTest(cache.http_cache(), transaction); |
7896 | 7932 |
7897 EXPECT_EQ(1, cache.network_layer()->transaction_count()); | 7933 EXPECT_EQ(1, cache.network_layer()->transaction_count()); |
7898 EXPECT_EQ(0, cache.disk_cache()->open_count()); | 7934 EXPECT_EQ(0, cache.disk_cache()->open_count()); |
7899 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 7935 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
7900 | 7936 |
7901 // Try loading again; it should result in a network fetch. | 7937 // Try loading again; it should result in a network fetch. |
7902 RunTransactionTest(cache.http_cache(), transaction); | 7938 RunTransactionTest(cache.http_cache(), transaction); |
7903 | 7939 |
7904 EXPECT_EQ(2, cache.network_layer()->transaction_count()); | 7940 EXPECT_EQ(2, cache.network_layer()->transaction_count()); |
7905 EXPECT_EQ(1, cache.disk_cache()->open_count()); | 7941 if (use_memory_entry_data) { |
7906 EXPECT_EQ(1, cache.disk_cache()->create_count()); | 7942 EXPECT_EQ(0, cache.disk_cache()->open_count()); |
| 7943 EXPECT_EQ(2, cache.disk_cache()->create_count()); |
| 7944 } else { |
| 7945 EXPECT_EQ(1, cache.disk_cache()->open_count()); |
| 7946 EXPECT_EQ(1, cache.disk_cache()->create_count()); |
| 7947 } |
7907 | 7948 |
7908 disk_cache::Entry* entry; | 7949 disk_cache::Entry* entry; |
7909 EXPECT_TRUE(cache.OpenBackendEntry(transaction.url, &entry)); | 7950 EXPECT_TRUE(cache.OpenBackendEntry(transaction.url, &entry)); |
7910 entry->Close(); | 7951 entry->Close(); |
| 7952 } |
7911 } | 7953 } |
7912 | 7954 |
7913 // Verify that no-cache resources are stored in cache and fetched from cache | 7955 // Verify that no-cache resources are stored in cache and fetched from cache |
7914 // when the LOAD_SKIP_CACHE_VALIDATION flag is set. | 7956 // when the LOAD_SKIP_CACHE_VALIDATION flag is set. |
7915 TEST(HttpCache, CacheControlNoCacheHistoryLoad) { | 7957 TEST(HttpCache, CacheControlNoCacheHistoryLoad) { |
7916 MockHttpCache cache; | 7958 MockHttpCache cache; |
7917 | 7959 |
7918 ScopedMockTransaction transaction(kSimpleGET_Transaction); | 7960 ScopedMockTransaction transaction(kSimpleGET_Transaction); |
7919 transaction.response_headers = "cache-control: no-cache\n"; | 7961 transaction.response_headers = "cache-control: no-cache\n"; |
7920 | 7962 |
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9592 ASSERT_TRUE(attrs->GetDictionary( | 9634 ASSERT_TRUE(attrs->GetDictionary( |
9593 base::trace_event::MemoryAllocatorDump::kNameSize, &size_attrs)); | 9635 base::trace_event::MemoryAllocatorDump::kNameSize, &size_attrs)); |
9594 std::string size; | 9636 std::string size; |
9595 ASSERT_TRUE(size_attrs->GetString("value", &size)); | 9637 ASSERT_TRUE(size_attrs->GetString("value", &size)); |
9596 int actual_size = 0; | 9638 int actual_size = 0; |
9597 ASSERT_TRUE(base::HexStringToInt(size, &actual_size)); | 9639 ASSERT_TRUE(base::HexStringToInt(size, &actual_size)); |
9598 ASSERT_LT(0, actual_size); | 9640 ASSERT_LT(0, actual_size); |
9599 } | 9641 } |
9600 | 9642 |
9601 } // namespace net | 9643 } // namespace net |
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