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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 "mojo/edk/system/shared_buffer_dispatcher.h" | 5 #include "mojo/edk/system/shared_buffer_dispatcher.h" |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
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111 MakeUserPointer(&options), &unused)); | 111 MakeUserPointer(&options), &unused)); |
112 } | 112 } |
113 } | 113 } |
114 | 114 |
115 TEST_F(SharedBufferDispatcherTest, CreateAndMapBuffer) { | 115 TEST_F(SharedBufferDispatcherTest, CreateAndMapBuffer) { |
116 scoped_refptr<SharedBufferDispatcher> dispatcher; | 116 scoped_refptr<SharedBufferDispatcher> dispatcher; |
117 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( | 117 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( |
118 platform_support(), | 118 platform_support(), |
119 SharedBufferDispatcher::kDefaultCreateOptions, | 119 SharedBufferDispatcher::kDefaultCreateOptions, |
120 100, &dispatcher)); | 120 100, &dispatcher)); |
121 ASSERT_TRUE(dispatcher.get()); | 121 ASSERT_TRUE(dispatcher); |
122 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher->GetType()); | 122 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher->GetType()); |
123 | 123 |
124 // Make a couple of mappings. | 124 // Make a couple of mappings. |
125 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping1; | 125 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping1; |
126 EXPECT_EQ(MOJO_RESULT_OK, dispatcher->MapBuffer( | 126 EXPECT_EQ(MOJO_RESULT_OK, dispatcher->MapBuffer( |
127 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping1)); | 127 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping1)); |
128 ASSERT_TRUE(mapping1); | 128 ASSERT_TRUE(mapping1); |
129 ASSERT_TRUE(mapping1->GetBase()); | 129 ASSERT_TRUE(mapping1->GetBase()); |
130 EXPECT_EQ(100u, mapping1->GetLength()); | 130 EXPECT_EQ(100u, mapping1->GetLength()); |
131 // Write something. | 131 // Write something. |
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158 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping; | 158 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping; |
159 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->MapBuffer( | 159 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->MapBuffer( |
160 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); | 160 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); |
161 static_cast<char*>(mapping->GetBase())[0] = 'x'; | 161 static_cast<char*>(mapping->GetBase())[0] = 'x'; |
162 mapping.reset(); | 162 mapping.reset(); |
163 | 163 |
164 // Duplicate |dispatcher1| and then close it. | 164 // Duplicate |dispatcher1| and then close it. |
165 scoped_refptr<Dispatcher> dispatcher2; | 165 scoped_refptr<Dispatcher> dispatcher2; |
166 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->DuplicateBufferHandle( | 166 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->DuplicateBufferHandle( |
167 NullUserPointer(), &dispatcher2)); | 167 NullUserPointer(), &dispatcher2)); |
168 ASSERT_TRUE(dispatcher2.get()); | 168 ASSERT_TRUE(dispatcher2); |
169 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType()); | 169 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType()); |
170 | 170 |
171 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); | 171 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); |
172 | 172 |
173 // Map |dispatcher2| and read something. | 173 // Map |dispatcher2| and read something. |
174 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->MapBuffer( | 174 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->MapBuffer( |
175 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); | 175 0, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); |
176 EXPECT_EQ('x', static_cast<char*>(mapping->GetBase())[0]); | 176 EXPECT_EQ('x', static_cast<char*>(mapping->GetBase())[0]); |
177 | 177 |
178 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->Close()); | 178 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->Close()); |
179 } | 179 } |
180 | 180 |
181 TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsValid) { | 181 TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsValid) { |
182 scoped_refptr<SharedBufferDispatcher> dispatcher1; | 182 scoped_refptr<SharedBufferDispatcher> dispatcher1; |
183 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( | 183 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( |
184 platform_support(), | 184 platform_support(), |
185 SharedBufferDispatcher::kDefaultCreateOptions, | 185 SharedBufferDispatcher::kDefaultCreateOptions, |
186 100, &dispatcher1)); | 186 100, &dispatcher1)); |
187 | 187 |
188 MojoDuplicateBufferHandleOptions options[] = { | 188 MojoDuplicateBufferHandleOptions options[] = { |
189 {sizeof(MojoDuplicateBufferHandleOptions), | 189 {sizeof(MojoDuplicateBufferHandleOptions), |
190 MOJO_DUPLICATE_BUFFER_HANDLE_OPTIONS_FLAG_NONE}, | 190 MOJO_DUPLICATE_BUFFER_HANDLE_OPTIONS_FLAG_NONE}, |
191 {sizeof(MojoDuplicateBufferHandleOptionsFlags), ~0u}}; | 191 {sizeof(MojoDuplicateBufferHandleOptionsFlags), ~0u}}; |
192 for (size_t i = 0; i < arraysize(options); i++) { | 192 for (size_t i = 0; i < arraysize(options); i++) { |
193 scoped_refptr<Dispatcher> dispatcher2; | 193 scoped_refptr<Dispatcher> dispatcher2; |
194 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->DuplicateBufferHandle( | 194 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->DuplicateBufferHandle( |
195 MakeUserPointer(&options[i]), &dispatcher2)); | 195 MakeUserPointer(&options[i]), &dispatcher2)); |
196 ASSERT_TRUE(dispatcher2.get()); | 196 ASSERT_TRUE(dispatcher2); |
197 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType()); | 197 EXPECT_EQ(Dispatcher::kTypeSharedBuffer, dispatcher2->GetType()); |
198 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->Close()); | 198 EXPECT_EQ(MOJO_RESULT_OK, dispatcher2->Close()); |
199 } | 199 } |
200 | 200 |
201 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); | 201 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); |
202 } | 202 } |
203 | 203 |
204 TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsInvalid) { | 204 TEST_F(SharedBufferDispatcherTest, DuplicateBufferHandleOptionsInvalid) { |
205 scoped_refptr<SharedBufferDispatcher> dispatcher1; | 205 scoped_refptr<SharedBufferDispatcher> dispatcher1; |
206 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( | 206 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( |
207 platform_support(), | 207 platform_support(), |
208 SharedBufferDispatcher::kDefaultCreateOptions, | 208 SharedBufferDispatcher::kDefaultCreateOptions, |
209 100, &dispatcher1)); | 209 100, &dispatcher1)); |
210 | 210 |
211 // Invalid |struct_size|. | 211 // Invalid |struct_size|. |
212 { | 212 { |
213 MojoDuplicateBufferHandleOptions options = { | 213 MojoDuplicateBufferHandleOptions options = { |
214 1u, MOJO_DUPLICATE_BUFFER_HANDLE_OPTIONS_FLAG_NONE}; | 214 1u, MOJO_DUPLICATE_BUFFER_HANDLE_OPTIONS_FLAG_NONE}; |
215 scoped_refptr<Dispatcher> dispatcher2; | 215 scoped_refptr<Dispatcher> dispatcher2; |
216 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | 216 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
217 dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options), | 217 dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options), |
218 &dispatcher2)); | 218 &dispatcher2)); |
219 EXPECT_FALSE(dispatcher2.get()); | 219 EXPECT_FALSE(dispatcher2); |
220 } | 220 } |
221 | 221 |
222 // Unknown |flags|. | 222 // Unknown |flags|. |
223 { | 223 { |
224 MojoDuplicateBufferHandleOptions options = { | 224 MojoDuplicateBufferHandleOptions options = { |
225 sizeof(MojoDuplicateBufferHandleOptions), ~0u}; | 225 sizeof(MojoDuplicateBufferHandleOptions), ~0u}; |
226 scoped_refptr<Dispatcher> dispatcher2; | 226 scoped_refptr<Dispatcher> dispatcher2; |
227 EXPECT_EQ(MOJO_RESULT_UNIMPLEMENTED, | 227 EXPECT_EQ(MOJO_RESULT_UNIMPLEMENTED, |
228 dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options), | 228 dispatcher1->DuplicateBufferHandle(MakeUserPointer(&options), |
229 &dispatcher2)); | 229 &dispatcher2)); |
230 EXPECT_FALSE(dispatcher2.get()); | 230 EXPECT_FALSE(dispatcher2); |
231 } | 231 } |
232 | 232 |
233 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); | 233 EXPECT_EQ(MOJO_RESULT_OK, dispatcher1->Close()); |
234 } | 234 } |
235 | 235 |
236 TEST_F(SharedBufferDispatcherTest, CreateInvalidNumBytes) { | 236 TEST_F(SharedBufferDispatcherTest, CreateInvalidNumBytes) { |
237 // Size too big. | 237 // Size too big. |
238 scoped_refptr<SharedBufferDispatcher> dispatcher; | 238 scoped_refptr<SharedBufferDispatcher> dispatcher; |
239 EXPECT_EQ( | 239 EXPECT_EQ( |
240 MOJO_RESULT_RESOURCE_EXHAUSTED, | 240 MOJO_RESULT_RESOURCE_EXHAUSTED, |
241 SharedBufferDispatcher::Create( | 241 SharedBufferDispatcher::Create( |
242 platform_support(), SharedBufferDispatcher::kDefaultCreateOptions, | 242 platform_support(), SharedBufferDispatcher::kDefaultCreateOptions, |
243 std::numeric_limits<uint64_t>::max(), &dispatcher)); | 243 std::numeric_limits<uint64_t>::max(), &dispatcher)); |
244 EXPECT_FALSE(dispatcher.get()); | 244 EXPECT_FALSE(dispatcher); |
245 | 245 |
246 // Zero size. | 246 // Zero size. |
247 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | 247 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
248 SharedBufferDispatcher::Create( | 248 SharedBufferDispatcher::Create( |
249 platform_support(), | 249 platform_support(), |
250 SharedBufferDispatcher::kDefaultCreateOptions, 0, &dispatcher)); | 250 SharedBufferDispatcher::kDefaultCreateOptions, 0, &dispatcher)); |
251 EXPECT_FALSE(dispatcher.get()); | 251 EXPECT_FALSE(dispatcher); |
252 } | 252 } |
253 | 253 |
254 TEST_F(SharedBufferDispatcherTest, MapBufferInvalidArguments) { | 254 TEST_F(SharedBufferDispatcherTest, MapBufferInvalidArguments) { |
255 scoped_refptr<SharedBufferDispatcher> dispatcher; | 255 scoped_refptr<SharedBufferDispatcher> dispatcher; |
256 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( | 256 EXPECT_EQ(MOJO_RESULT_OK, SharedBufferDispatcher::Create( |
257 platform_support(), | 257 platform_support(), |
258 SharedBufferDispatcher::kDefaultCreateOptions, | 258 SharedBufferDispatcher::kDefaultCreateOptions, |
259 100, &dispatcher)); | 259 100, &dispatcher)); |
260 | 260 |
261 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping; | 261 scoped_ptr<embedder::PlatformSharedBufferMapping> mapping; |
262 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | 262 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
263 dispatcher->MapBuffer(0, 101, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); | 263 dispatcher->MapBuffer(0, 101, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); |
264 EXPECT_FALSE(mapping); | 264 EXPECT_FALSE(mapping); |
265 | 265 |
266 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | 266 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
267 dispatcher->MapBuffer(1, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); | 267 dispatcher->MapBuffer(1, 100, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); |
268 EXPECT_FALSE(mapping); | 268 EXPECT_FALSE(mapping); |
269 | 269 |
270 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | 270 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, |
271 dispatcher->MapBuffer(0, 0, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); | 271 dispatcher->MapBuffer(0, 0, MOJO_MAP_BUFFER_FLAG_NONE, &mapping)); |
272 EXPECT_FALSE(mapping); | 272 EXPECT_FALSE(mapping); |
273 | 273 |
274 EXPECT_EQ(MOJO_RESULT_OK, dispatcher->Close()); | 274 EXPECT_EQ(MOJO_RESULT_OK, dispatcher->Close()); |
275 } | 275 } |
276 | 276 |
277 } // namespace | 277 } // namespace |
278 } // namespace system | 278 } // namespace system |
279 } // namespace mojo | 279 } // namespace mojo |
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