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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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