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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "base/files/memory_mapped_file.h" | 5 #include "base/files/memory_mapped_file.h" |
6 | 6 |
7 #include "base/files/file_path.h" | 7 #include "base/files/file_path.h" |
8 #include "base/files/file_util.h" | 8 #include "base/files/file_util.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 #include "testing/platform_test.h" | 10 #include "testing/platform_test.h" |
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100 ASSERT_TRUE(CheckBufferContents(map.data(), kFileSize, 0)); | 100 ASSERT_TRUE(CheckBufferContents(map.data(), kFileSize, 0)); |
101 } | 101 } |
102 | 102 |
103 TEST_F(MemoryMappedFileTest, MapPartialRegionAtBeginning) { | 103 TEST_F(MemoryMappedFileTest, MapPartialRegionAtBeginning) { |
104 const size_t kFileSize = 157 * 1024; | 104 const size_t kFileSize = 157 * 1024; |
105 const size_t kPartialSize = 4 * 1024 + 32; | 105 const size_t kPartialSize = 4 * 1024 + 32; |
106 CreateTemporaryTestFile(kFileSize); | 106 CreateTemporaryTestFile(kFileSize); |
107 MemoryMappedFile map; | 107 MemoryMappedFile map; |
108 | 108 |
109 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); | 109 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); |
110 map.Initialize(file.Pass(), MemoryMappedFile::Region(0, kPartialSize)); | 110 MemoryMappedFile::Region region = {0, kPartialSize}; |
| 111 map.Initialize(file.Pass(), region); |
111 ASSERT_EQ(kPartialSize, map.length()); | 112 ASSERT_EQ(kPartialSize, map.length()); |
112 ASSERT_TRUE(map.data() != NULL); | 113 ASSERT_TRUE(map.data() != NULL); |
113 EXPECT_TRUE(map.IsValid()); | 114 EXPECT_TRUE(map.IsValid()); |
114 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, 0)); | 115 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, 0)); |
115 } | 116 } |
116 | 117 |
117 TEST_F(MemoryMappedFileTest, MapPartialRegionAtEnd) { | 118 TEST_F(MemoryMappedFileTest, MapPartialRegionAtEnd) { |
118 const size_t kFileSize = 157 * 1024; | 119 const size_t kFileSize = 157 * 1024; |
119 const size_t kPartialSize = 5 * 1024 - 32; | 120 const size_t kPartialSize = 5 * 1024 - 32; |
120 const size_t kOffset = kFileSize - kPartialSize; | 121 const size_t kOffset = kFileSize - kPartialSize; |
121 CreateTemporaryTestFile(kFileSize); | 122 CreateTemporaryTestFile(kFileSize); |
122 MemoryMappedFile map; | 123 MemoryMappedFile map; |
123 | 124 |
124 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); | 125 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); |
125 map.Initialize(file.Pass(), MemoryMappedFile::Region(kOffset, kPartialSize)); | 126 MemoryMappedFile::Region region = {kOffset, kPartialSize}; |
| 127 map.Initialize(file.Pass(), region); |
126 ASSERT_EQ(kPartialSize, map.length()); | 128 ASSERT_EQ(kPartialSize, map.length()); |
127 ASSERT_TRUE(map.data() != NULL); | 129 ASSERT_TRUE(map.data() != NULL); |
128 EXPECT_TRUE(map.IsValid()); | 130 EXPECT_TRUE(map.IsValid()); |
129 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); | 131 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); |
130 } | 132 } |
131 | 133 |
132 TEST_F(MemoryMappedFileTest, MapSmallPartialRegionInTheMiddle) { | 134 TEST_F(MemoryMappedFileTest, MapSmallPartialRegionInTheMiddle) { |
133 const size_t kFileSize = 157 * 1024; | 135 const size_t kFileSize = 157 * 1024; |
134 const size_t kOffset = 1024 * 5 + 32; | 136 const size_t kOffset = 1024 * 5 + 32; |
135 const size_t kPartialSize = 8; | 137 const size_t kPartialSize = 8; |
136 | 138 |
137 CreateTemporaryTestFile(kFileSize); | 139 CreateTemporaryTestFile(kFileSize); |
138 MemoryMappedFile map; | 140 MemoryMappedFile map; |
139 | 141 |
140 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); | 142 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); |
141 map.Initialize(file.Pass(), MemoryMappedFile::Region(kOffset, kPartialSize)); | 143 MemoryMappedFile::Region region = {kOffset, kPartialSize}; |
| 144 map.Initialize(file.Pass(), region); |
142 ASSERT_EQ(kPartialSize, map.length()); | 145 ASSERT_EQ(kPartialSize, map.length()); |
143 ASSERT_TRUE(map.data() != NULL); | 146 ASSERT_TRUE(map.data() != NULL); |
144 EXPECT_TRUE(map.IsValid()); | 147 EXPECT_TRUE(map.IsValid()); |
145 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); | 148 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); |
146 } | 149 } |
147 | 150 |
148 TEST_F(MemoryMappedFileTest, MapLargePartialRegionInTheMiddle) { | 151 TEST_F(MemoryMappedFileTest, MapLargePartialRegionInTheMiddle) { |
149 const size_t kFileSize = 157 * 1024; | 152 const size_t kFileSize = 157 * 1024; |
150 const size_t kOffset = 1024 * 5 + 32; | 153 const size_t kOffset = 1024 * 5 + 32; |
151 const size_t kPartialSize = 16 * 1024 - 32; | 154 const size_t kPartialSize = 16 * 1024 - 32; |
152 | 155 |
153 CreateTemporaryTestFile(kFileSize); | 156 CreateTemporaryTestFile(kFileSize); |
154 MemoryMappedFile map; | 157 MemoryMappedFile map; |
155 | 158 |
156 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); | 159 File file(temp_file_path(), File::FLAG_OPEN | File::FLAG_READ); |
157 map.Initialize(file.Pass(), MemoryMappedFile::Region(kOffset, kPartialSize)); | 160 MemoryMappedFile::Region region = {kOffset, kPartialSize}; |
| 161 map.Initialize(file.Pass(), region); |
158 ASSERT_EQ(kPartialSize, map.length()); | 162 ASSERT_EQ(kPartialSize, map.length()); |
159 ASSERT_TRUE(map.data() != NULL); | 163 ASSERT_TRUE(map.data() != NULL); |
160 EXPECT_TRUE(map.IsValid()); | 164 EXPECT_TRUE(map.IsValid()); |
161 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); | 165 ASSERT_TRUE(CheckBufferContents(map.data(), kPartialSize, kOffset)); |
162 } | 166 } |
163 | 167 |
164 } // namespace | 168 } // namespace |
165 | 169 |
166 } // namespace base | 170 } // namespace base |
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