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Side by Side Diff: base/files/memory_mapped_file_unittest.cc

Issue 1641513004: Update //base to chromium 9659b08ea5a34f889dc4166217f438095ddc10d2 (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 4 years, 10 months ago
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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"
(...skipping 89 matching lines...) Expand 10 before | Expand all | Expand 10 after
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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