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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef NET_DISK_CACHE_DISK_CACHE_TEST_BASE_H_ | |
| 6 #define NET_DISK_CACHE_DISK_CACHE_TEST_BASE_H_ | |
| 7 | |
| 8 #include "base/basictypes.h" | |
| 9 #include "base/files/file_path.h" | |
| 10 #include "base/files/scoped_temp_dir.h" | |
| 11 #include "base/memory/scoped_ptr.h" | |
| 12 #include "base/threading/thread.h" | |
| 13 #include "net/base/cache_type.h" | |
| 14 #include "net/disk_cache/disk_cache.h" | |
| 15 #include "testing/gtest/include/gtest/gtest.h" | |
| 16 #include "testing/platform_test.h" | |
| 17 | |
| 18 namespace net { | |
| 19 | |
| 20 class IOBuffer; | |
| 21 | |
| 22 } // namespace net | |
| 23 | |
| 24 namespace disk_cache { | |
| 25 | |
| 26 class Backend; | |
| 27 class BackendImpl; | |
| 28 class Entry; | |
| 29 class MemBackendImpl; | |
| 30 class SimpleBackendImpl; | |
| 31 | |
| 32 } // namespace disk_cache | |
| 33 | |
| 34 // These tests can use the path service, which uses autoreleased objects on the | |
| 35 // Mac, so this needs to be a PlatformTest. Even tests that do not require a | |
| 36 // cache (and that do not need to be a DiskCacheTestWithCache) are susceptible | |
| 37 // to this problem; all such tests should use TEST_F(DiskCacheTest, ...). | |
| 38 class DiskCacheTest : public PlatformTest { | |
| 39 protected: | |
| 40 DiskCacheTest(); | |
| 41 ~DiskCacheTest() override; | |
| 42 | |
| 43 // Copies a set of cache files from the data folder to the test folder. | |
| 44 bool CopyTestCache(const std::string& name); | |
| 45 | |
| 46 // Deletes the contents of |cache_path_|. | |
| 47 bool CleanupCacheDir(); | |
| 48 | |
| 49 void TearDown() override; | |
| 50 | |
| 51 base::FilePath cache_path_; | |
| 52 | |
| 53 private: | |
| 54 base::ScopedTempDir temp_dir_; | |
| 55 scoped_ptr<base::MessageLoop> message_loop_; | |
| 56 }; | |
| 57 | |
| 58 // Provides basic support for cache related tests. | |
| 59 class DiskCacheTestWithCache : public DiskCacheTest { | |
| 60 protected: | |
| 61 class TestIterator { | |
| 62 public: | |
| 63 explicit TestIterator(scoped_ptr<disk_cache::Backend::Iterator> iterator); | |
| 64 ~TestIterator(); | |
| 65 | |
| 66 int OpenNextEntry(disk_cache::Entry** next_entry); | |
| 67 | |
| 68 private: | |
| 69 scoped_ptr<disk_cache::Backend::Iterator> iterator_; | |
| 70 }; | |
| 71 | |
| 72 DiskCacheTestWithCache(); | |
| 73 ~DiskCacheTestWithCache() override; | |
| 74 | |
| 75 void CreateBackend(uint32 flags, base::Thread* thread); | |
| 76 | |
| 77 void InitCache(); | |
| 78 void SimulateCrash(); | |
| 79 void SetTestMode(); | |
| 80 | |
| 81 void SetMemoryOnlyMode() { | |
| 82 memory_only_ = true; | |
| 83 } | |
| 84 | |
| 85 void SetSimpleCacheMode() { | |
| 86 simple_cache_mode_ = true; | |
| 87 } | |
| 88 | |
| 89 void SetMask(uint32 mask) { | |
| 90 mask_ = mask; | |
| 91 } | |
| 92 | |
| 93 void SetMaxSize(int size); | |
| 94 | |
| 95 // Deletes and re-creates the files on initialization errors. | |
| 96 void SetForceCreation() { | |
| 97 force_creation_ = true; | |
| 98 } | |
| 99 | |
| 100 void SetNewEviction() { | |
| 101 new_eviction_ = true; | |
| 102 } | |
| 103 | |
| 104 void DisableSimpleCacheWaitForIndex() { | |
| 105 simple_cache_wait_for_index_ = false; | |
| 106 } | |
| 107 | |
| 108 void DisableFirstCleanup() { | |
| 109 first_cleanup_ = false; | |
| 110 } | |
| 111 | |
| 112 void DisableIntegrityCheck() { | |
| 113 integrity_ = false; | |
| 114 } | |
| 115 | |
| 116 void UseCurrentThread() { | |
| 117 use_current_thread_ = true; | |
| 118 } | |
| 119 | |
| 120 void SetCacheType(net::CacheType type) { | |
| 121 type_ = type; | |
| 122 } | |
| 123 | |
| 124 // Utility methods to access the cache and wait for each operation to finish. | |
| 125 int OpenEntry(const std::string& key, disk_cache::Entry** entry); | |
| 126 int CreateEntry(const std::string& key, disk_cache::Entry** entry); | |
| 127 int DoomEntry(const std::string& key); | |
| 128 int DoomAllEntries(); | |
| 129 int DoomEntriesBetween(const base::Time initial_time, | |
| 130 const base::Time end_time); | |
| 131 int DoomEntriesSince(const base::Time initial_time); | |
| 132 scoped_ptr<TestIterator> CreateIterator(); | |
| 133 void FlushQueueForTest(); | |
| 134 void RunTaskForTest(const base::Closure& closure); | |
| 135 int ReadData(disk_cache::Entry* entry, int index, int offset, | |
| 136 net::IOBuffer* buf, int len); | |
| 137 int WriteData(disk_cache::Entry* entry, int index, int offset, | |
| 138 net::IOBuffer* buf, int len, bool truncate); | |
| 139 int ReadSparseData(disk_cache::Entry* entry, int64 offset, net::IOBuffer* buf, | |
| 140 int len); | |
| 141 int WriteSparseData(disk_cache::Entry* entry, int64 offset, | |
| 142 net::IOBuffer* buf, int len); | |
| 143 | |
| 144 // Asks the cache to trim an entry. If |empty| is true, the whole cache is | |
| 145 // deleted. | |
| 146 void TrimForTest(bool empty); | |
| 147 | |
| 148 // Asks the cache to trim an entry from the deleted list. If |empty| is | |
| 149 // true, the whole list is deleted. | |
| 150 void TrimDeletedListForTest(bool empty); | |
| 151 | |
| 152 // Makes sure that some time passes before continuing the test. Time::Now() | |
| 153 // before and after this method will not be the same. | |
| 154 void AddDelay(); | |
| 155 | |
| 156 // DiskCacheTest: | |
| 157 void TearDown() override; | |
| 158 | |
| 159 // cache_ will always have a valid object, regardless of how the cache was | |
| 160 // initialized. The implementation pointers can be NULL. | |
| 161 scoped_ptr<disk_cache::Backend> cache_; | |
| 162 disk_cache::BackendImpl* cache_impl_; | |
| 163 disk_cache::SimpleBackendImpl* simple_cache_impl_; | |
| 164 disk_cache::MemBackendImpl* mem_cache_; | |
| 165 | |
| 166 uint32 mask_; | |
| 167 int size_; | |
| 168 net::CacheType type_; | |
| 169 bool memory_only_; | |
| 170 bool simple_cache_mode_; | |
| 171 bool simple_cache_wait_for_index_; | |
| 172 bool force_creation_; | |
| 173 bool new_eviction_; | |
| 174 bool first_cleanup_; | |
| 175 bool integrity_; | |
| 176 bool use_current_thread_; | |
| 177 // This is intentionally left uninitialized, to be used by any test. | |
| 178 bool success_; | |
| 179 | |
| 180 private: | |
| 181 void InitMemoryCache(); | |
| 182 void InitDiskCache(); | |
| 183 | |
| 184 base::Thread cache_thread_; | |
| 185 DISALLOW_COPY_AND_ASSIGN(DiskCacheTestWithCache); | |
| 186 }; | |
| 187 | |
| 188 #endif // NET_DISK_CACHE_DISK_CACHE_TEST_BASE_H_ | |
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