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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include <string.h> | |
| 6 | |
| 7 #include <type_traits> | |
| 8 | |
| 9 #include "gtest/gtest.h" | |
| 10 #include "mojo/public/cpp/bindings/lib/fixed_buffer.h" | |
| 11 #include "mojo/public/cpp/bindings/lib/validation_errors.h" | |
| 12 #include "mojo/public/cpp/system/message_pipe.h" | |
| 13 #include "mojo/public/interfaces/bindings/tests/test_structs.mojom.h" | |
| 14 | |
| 15 namespace mojo { | |
| 16 namespace test { | |
| 17 namespace { | |
| 18 | |
| 19 static_assert(std::is_same<std::underlying_type<ScopedConstants::EType>::type, | |
| 20 int32_t>::value, | |
| 21 "The underlying type of mojom generated enums must be int32_t."); | |
| 22 | |
| 23 RectPtr MakeRect(int32_t factor = 1) { | |
| 24 RectPtr rect(Rect::New()); | |
| 25 rect->x = 1 * factor; | |
| 26 rect->y = 2 * factor; | |
| 27 rect->width = 10 * factor; | |
| 28 rect->height = 20 * factor; | |
| 29 return rect; | |
| 30 } | |
| 31 | |
| 32 void CheckRect(const Rect& rect, int32_t factor = 1) { | |
| 33 EXPECT_EQ(1 * factor, rect.x); | |
| 34 EXPECT_EQ(2 * factor, rect.y); | |
| 35 EXPECT_EQ(10 * factor, rect.width); | |
| 36 EXPECT_EQ(20 * factor, rect.height); | |
| 37 } | |
| 38 | |
| 39 MultiVersionStructPtr MakeMultiVersionStruct() { | |
| 40 MultiVersionStructPtr output(MultiVersionStruct::New()); | |
| 41 output->f_int32 = 123; | |
| 42 output->f_rect = MakeRect(5); | |
| 43 output->f_string = "hello"; | |
| 44 output->f_array = Array<int8_t>::New(3); | |
| 45 output->f_array[0] = 10; | |
| 46 output->f_array[1] = 9; | |
| 47 output->f_array[2] = 8; | |
| 48 MessagePipe pipe; | |
| 49 output->f_message_pipe = pipe.handle0.Pass(); | |
| 50 output->f_int16 = 42; | |
| 51 | |
| 52 return output; | |
| 53 } | |
| 54 | |
| 55 template <typename U, typename T> | |
| 56 U SerializeAndDeserialize(T input) { | |
| 57 typedef typename mojo::internal::WrapperTraits<T>::DataType InputDataType; | |
| 58 typedef typename mojo::internal::WrapperTraits<U>::DataType OutputDataType; | |
| 59 | |
| 60 size_t size = GetSerializedSize_(*input); | |
| 61 mojo::internal::FixedBufferForTesting buf(size + 32); | |
| 62 InputDataType data; | |
| 63 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 64 Serialize_(input.get(), &buf, &data)); | |
| 65 | |
| 66 std::vector<Handle> handles; | |
| 67 data->EncodePointersAndHandles(&handles); | |
| 68 | |
| 69 // Set the subsequent area to a special value, so that we can find out if we | |
| 70 // mistakenly access the area. | |
| 71 void* subsequent_area = buf.Allocate(32); | |
| 72 memset(subsequent_area, 0xAA, 32); | |
| 73 | |
| 74 OutputDataType output_data = reinterpret_cast<OutputDataType>(data); | |
| 75 output_data->DecodePointersAndHandles(&handles); | |
| 76 | |
| 77 using RawUType = typename mojo::internal::RemoveStructPtr<U>::type; | |
| 78 U output(RawUType::New()); | |
| 79 Deserialize_(output_data, output.get()); | |
| 80 return output; | |
| 81 } | |
| 82 | |
| 83 } // namespace | |
| 84 | |
| 85 TEST(StructTest, Rect) { | |
| 86 RectPtr rect; | |
| 87 EXPECT_FALSE(rect); | |
| 88 EXPECT_TRUE(rect.is_null()); | |
| 89 EXPECT_TRUE(!rect); | |
| 90 EXPECT_FALSE(rect); | |
| 91 | |
| 92 rect = nullptr; | |
| 93 EXPECT_FALSE(rect); | |
| 94 EXPECT_TRUE(rect.is_null()); | |
| 95 EXPECT_TRUE(!rect); | |
| 96 EXPECT_FALSE(rect); | |
| 97 | |
| 98 rect = MakeRect(); | |
| 99 EXPECT_TRUE(rect); | |
| 100 EXPECT_FALSE(rect.is_null()); | |
| 101 EXPECT_FALSE(!rect); | |
| 102 EXPECT_TRUE(rect); | |
| 103 | |
| 104 RectPtr null_rect = nullptr; | |
| 105 EXPECT_FALSE(null_rect); | |
| 106 EXPECT_TRUE(null_rect.is_null()); | |
| 107 EXPECT_TRUE(!null_rect); | |
| 108 EXPECT_FALSE(null_rect); | |
| 109 | |
| 110 CheckRect(*rect); | |
| 111 } | |
| 112 | |
| 113 TEST(StructTest, Clone) { | |
| 114 NamedRegionPtr region; | |
| 115 | |
| 116 NamedRegionPtr clone_region = region.Clone(); | |
| 117 EXPECT_TRUE(clone_region.is_null()); | |
| 118 | |
| 119 region = NamedRegion::New(); | |
| 120 clone_region = region.Clone(); | |
| 121 EXPECT_TRUE(clone_region->name.is_null()); | |
| 122 EXPECT_TRUE(clone_region->rects.is_null()); | |
| 123 | |
| 124 region->name = "hello world"; | |
| 125 clone_region = region.Clone(); | |
| 126 EXPECT_EQ(region->name, clone_region->name); | |
| 127 | |
| 128 region->rects = Array<RectPtr>::New(2); | |
| 129 region->rects[1] = MakeRect(); | |
| 130 clone_region = region.Clone(); | |
| 131 EXPECT_EQ(2u, clone_region->rects.size()); | |
| 132 EXPECT_TRUE(clone_region->rects[0].is_null()); | |
| 133 CheckRect(*clone_region->rects[1]); | |
| 134 | |
| 135 // NoDefaultFieldValues contains handles, so Clone() is not available, but | |
| 136 // NoDefaultFieldValuesPtr should still compile. | |
| 137 NoDefaultFieldValuesPtr no_default_field_values(NoDefaultFieldValues::New()); | |
| 138 EXPECT_FALSE(no_default_field_values->f13.is_valid()); | |
| 139 } | |
| 140 | |
| 141 // Serialization test of a struct with no pointer or handle members. | |
| 142 TEST(StructTest, Serialization_Basic) { | |
| 143 RectPtr rect(MakeRect()); | |
| 144 | |
| 145 size_t size = GetSerializedSize_(*rect); | |
| 146 EXPECT_EQ(8U + 16U, size); | |
| 147 | |
| 148 mojo::internal::FixedBufferForTesting buf(size); | |
| 149 internal::Rect_Data* data; | |
| 150 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 151 Serialize_(rect.get(), &buf, &data)); | |
| 152 | |
| 153 RectPtr rect2(Rect::New()); | |
| 154 Deserialize_(data, rect2.get()); | |
| 155 | |
| 156 CheckRect(*rect2); | |
| 157 } | |
| 158 | |
| 159 // Construction of a struct with struct pointers from null. | |
| 160 TEST(StructTest, Construction_StructPointers) { | |
| 161 RectPairPtr pair; | |
| 162 EXPECT_TRUE(pair.is_null()); | |
| 163 | |
| 164 pair = RectPair::New(); | |
| 165 EXPECT_FALSE(pair.is_null()); | |
| 166 EXPECT_TRUE(pair->first.is_null()); | |
| 167 EXPECT_TRUE(pair->first.is_null()); | |
| 168 | |
| 169 pair = nullptr; | |
| 170 EXPECT_TRUE(pair.is_null()); | |
| 171 } | |
| 172 | |
| 173 // Serialization test of a struct with struct pointers. | |
| 174 TEST(StructTest, Serialization_StructPointers) { | |
| 175 RectPairPtr pair(RectPair::New()); | |
| 176 pair->first = MakeRect(); | |
| 177 pair->second = MakeRect(); | |
| 178 | |
| 179 size_t size = GetSerializedSize_(*pair); | |
| 180 EXPECT_EQ(8U + 16U + 2 * (8U + 16U), size); | |
| 181 | |
| 182 mojo::internal::FixedBufferForTesting buf(size); | |
| 183 internal::RectPair_Data* data; | |
| 184 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 185 Serialize_(pair.get(), &buf, &data)); | |
| 186 | |
| 187 RectPairPtr pair2(RectPair::New()); | |
| 188 Deserialize_(data, pair2.get()); | |
| 189 | |
| 190 CheckRect(*pair2->first); | |
| 191 CheckRect(*pair2->second); | |
| 192 } | |
| 193 | |
| 194 // Serialization test of a struct with an array member. | |
| 195 TEST(StructTest, Serialization_ArrayPointers) { | |
| 196 NamedRegionPtr region(NamedRegion::New()); | |
| 197 region->name = "region"; | |
| 198 region->rects = Array<RectPtr>::New(4); | |
| 199 for (size_t i = 0; i < region->rects.size(); ++i) | |
| 200 region->rects[i] = MakeRect(static_cast<int32_t>(i) + 1); | |
| 201 | |
| 202 size_t size = GetSerializedSize_(*region); | |
| 203 EXPECT_EQ(8U + // header | |
| 204 8U + // name pointer | |
| 205 8U + // rects pointer | |
| 206 8U + // name header | |
| 207 8U + // name payload (rounded up) | |
| 208 8U + // rects header | |
| 209 4 * 8U + // rects payload (four pointers) | |
| 210 4 * (8U + // rect header | |
| 211 16U), // rect payload (four ints) | |
| 212 size); | |
| 213 | |
| 214 mojo::internal::FixedBufferForTesting buf(size); | |
| 215 internal::NamedRegion_Data* data; | |
| 216 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 217 Serialize_(region.get(), &buf, &data)); | |
| 218 | |
| 219 NamedRegionPtr region2(NamedRegion::New()); | |
| 220 Deserialize_(data, region2.get()); | |
| 221 | |
| 222 EXPECT_EQ(String("region"), region2->name); | |
| 223 | |
| 224 EXPECT_EQ(4U, region2->rects.size()); | |
| 225 for (size_t i = 0; i < region2->rects.size(); ++i) | |
| 226 CheckRect(*region2->rects[i], static_cast<int32_t>(i) + 1); | |
| 227 } | |
| 228 | |
| 229 // Serialization test of a struct with null array pointers. | |
| 230 TEST(StructTest, Serialization_NullArrayPointers) { | |
| 231 NamedRegionPtr region(NamedRegion::New()); | |
| 232 EXPECT_TRUE(region->name.is_null()); | |
| 233 EXPECT_TRUE(region->rects.is_null()); | |
| 234 | |
| 235 size_t size = GetSerializedSize_(*region); | |
| 236 EXPECT_EQ(8U + // header | |
| 237 8U + // name pointer | |
| 238 8U, // rects pointer | |
| 239 size); | |
| 240 | |
| 241 mojo::internal::FixedBufferForTesting buf(size); | |
| 242 internal::NamedRegion_Data* data; | |
| 243 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 244 Serialize_(region.get(), &buf, &data)); | |
| 245 | |
| 246 NamedRegionPtr region2(NamedRegion::New()); | |
| 247 Deserialize_(data, region2.get()); | |
| 248 | |
| 249 EXPECT_TRUE(region2->name.is_null()); | |
| 250 EXPECT_TRUE(region2->rects.is_null()); | |
| 251 } | |
| 252 | |
| 253 TEST(StructTest, Serialization_InterfaceRequest) { | |
| 254 ContainsInterfaceRequest iface_req_struct; | |
| 255 | |
| 256 auto size = GetSerializedSize_(iface_req_struct); | |
| 257 EXPECT_EQ(8U // struct header | |
| 258 + 4U // interface request handle | |
| 259 + 4U, // interface request nullable handle | |
| 260 size); | |
| 261 | |
| 262 mojo::internal::FixedBufferForTesting buf(size * 2); | |
| 263 ContainsInterfaceRequest::Data_* data; | |
| 264 | |
| 265 // Test failure when non-nullable interface request is null. | |
| 266 EXPECT_EQ(mojo::internal::ValidationError::UNEXPECTED_INVALID_HANDLE, | |
| 267 Serialize_(&iface_req_struct, &buf, &data)); | |
| 268 | |
| 269 SomeInterfacePtr i_ptr; | |
| 270 iface_req_struct.req = GetProxy(&i_ptr); | |
| 271 EXPECT_TRUE(iface_req_struct.req.is_pending()); | |
| 272 | |
| 273 EXPECT_EQ(mojo::internal::ValidationError::NONE, | |
| 274 Serialize_(&iface_req_struct, &buf, &data)); | |
| 275 EXPECT_FALSE(iface_req_struct.req.is_pending()); | |
| 276 | |
| 277 Deserialize_(data, &iface_req_struct); | |
| 278 EXPECT_TRUE(iface_req_struct.req.is_pending()); | |
| 279 } | |
| 280 | |
| 281 // Tests deserializing structs as a newer version. | |
| 282 TEST(StructTest, Versioning_OldToNew) { | |
| 283 { | |
| 284 MultiVersionStructV0Ptr input(MultiVersionStructV0::New()); | |
| 285 input->f_int32 = 123; | |
| 286 MultiVersionStructPtr expected_output(MultiVersionStruct::New()); | |
| 287 expected_output->f_int32 = 123; | |
| 288 | |
| 289 MultiVersionStructPtr output = | |
| 290 SerializeAndDeserialize<MultiVersionStructPtr>(input.Pass()); | |
| 291 EXPECT_TRUE(output); | |
| 292 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 293 } | |
| 294 | |
| 295 { | |
| 296 MultiVersionStructV1Ptr input(MultiVersionStructV1::New()); | |
| 297 input->f_int32 = 123; | |
| 298 input->f_rect = MakeRect(5); | |
| 299 MultiVersionStructPtr expected_output(MultiVersionStruct::New()); | |
| 300 expected_output->f_int32 = 123; | |
| 301 expected_output->f_rect = MakeRect(5); | |
| 302 | |
| 303 MultiVersionStructPtr output = | |
| 304 SerializeAndDeserialize<MultiVersionStructPtr>(input.Pass()); | |
| 305 EXPECT_TRUE(output); | |
| 306 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 307 } | |
| 308 | |
| 309 { | |
| 310 MultiVersionStructV3Ptr input(MultiVersionStructV3::New()); | |
| 311 input->f_int32 = 123; | |
| 312 input->f_rect = MakeRect(5); | |
| 313 input->f_string = "hello"; | |
| 314 MultiVersionStructPtr expected_output(MultiVersionStruct::New()); | |
| 315 expected_output->f_int32 = 123; | |
| 316 expected_output->f_rect = MakeRect(5); | |
| 317 expected_output->f_string = "hello"; | |
| 318 | |
| 319 MultiVersionStructPtr output = | |
| 320 SerializeAndDeserialize<MultiVersionStructPtr>(input.Pass()); | |
| 321 EXPECT_TRUE(output); | |
| 322 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 323 } | |
| 324 | |
| 325 { | |
| 326 MultiVersionStructV5Ptr input(MultiVersionStructV5::New()); | |
| 327 input->f_int32 = 123; | |
| 328 input->f_rect = MakeRect(5); | |
| 329 input->f_string = "hello"; | |
| 330 input->f_array = Array<int8_t>::New(3); | |
| 331 input->f_array[0] = 10; | |
| 332 input->f_array[1] = 9; | |
| 333 input->f_array[2] = 8; | |
| 334 MultiVersionStructPtr expected_output(MultiVersionStruct::New()); | |
| 335 expected_output->f_int32 = 123; | |
| 336 expected_output->f_rect = MakeRect(5); | |
| 337 expected_output->f_string = "hello"; | |
| 338 expected_output->f_array = Array<int8_t>::New(3); | |
| 339 expected_output->f_array[0] = 10; | |
| 340 expected_output->f_array[1] = 9; | |
| 341 expected_output->f_array[2] = 8; | |
| 342 | |
| 343 MultiVersionStructPtr output = | |
| 344 SerializeAndDeserialize<MultiVersionStructPtr>(input.Pass()); | |
| 345 EXPECT_TRUE(output); | |
| 346 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 347 } | |
| 348 | |
| 349 { | |
| 350 MultiVersionStructV7Ptr input(MultiVersionStructV7::New()); | |
| 351 input->f_int32 = 123; | |
| 352 input->f_rect = MakeRect(5); | |
| 353 input->f_string = "hello"; | |
| 354 input->f_array = Array<int8_t>::New(3); | |
| 355 input->f_array[0] = 10; | |
| 356 input->f_array[1] = 9; | |
| 357 input->f_array[2] = 8; | |
| 358 MessagePipe pipe; | |
| 359 input->f_message_pipe = pipe.handle0.Pass(); | |
| 360 | |
| 361 MultiVersionStructPtr expected_output(MultiVersionStruct::New()); | |
| 362 expected_output->f_int32 = 123; | |
| 363 expected_output->f_rect = MakeRect(5); | |
| 364 expected_output->f_string = "hello"; | |
| 365 expected_output->f_array = Array<int8_t>::New(3); | |
| 366 expected_output->f_array[0] = 10; | |
| 367 expected_output->f_array[1] = 9; | |
| 368 expected_output->f_array[2] = 8; | |
| 369 // Save the raw handle value separately so that we can compare later. | |
| 370 MojoHandle expected_handle = input->f_message_pipe.get().value(); | |
| 371 | |
| 372 MultiVersionStructPtr output = | |
| 373 SerializeAndDeserialize<MultiVersionStructPtr>(input.Pass()); | |
| 374 EXPECT_TRUE(output); | |
| 375 EXPECT_EQ(expected_handle, output->f_message_pipe.get().value()); | |
| 376 output->f_message_pipe.reset(); | |
| 377 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 378 } | |
| 379 } | |
| 380 | |
| 381 // Tests deserializing structs as an older version. | |
| 382 TEST(StructTest, Versioning_NewToOld) { | |
| 383 { | |
| 384 MultiVersionStructPtr input = MakeMultiVersionStruct(); | |
| 385 MultiVersionStructV7Ptr expected_output(MultiVersionStructV7::New()); | |
| 386 expected_output->f_int32 = 123; | |
| 387 expected_output->f_rect = MakeRect(5); | |
| 388 expected_output->f_string = "hello"; | |
| 389 expected_output->f_array = Array<int8_t>::New(3); | |
| 390 expected_output->f_array[0] = 10; | |
| 391 expected_output->f_array[1] = 9; | |
| 392 expected_output->f_array[2] = 8; | |
| 393 // Save the raw handle value separately so that we can compare later. | |
| 394 MojoHandle expected_handle = input->f_message_pipe.get().value(); | |
| 395 | |
| 396 MultiVersionStructV7Ptr output = | |
| 397 SerializeAndDeserialize<MultiVersionStructV7Ptr>(input.Pass()); | |
| 398 EXPECT_TRUE(output); | |
| 399 EXPECT_EQ(expected_handle, output->f_message_pipe.get().value()); | |
| 400 output->f_message_pipe.reset(); | |
| 401 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 402 } | |
| 403 | |
| 404 { | |
| 405 MultiVersionStructPtr input = MakeMultiVersionStruct(); | |
| 406 MultiVersionStructV5Ptr expected_output(MultiVersionStructV5::New()); | |
| 407 expected_output->f_int32 = 123; | |
| 408 expected_output->f_rect = MakeRect(5); | |
| 409 expected_output->f_string = "hello"; | |
| 410 expected_output->f_array = Array<int8_t>::New(3); | |
| 411 expected_output->f_array[0] = 10; | |
| 412 expected_output->f_array[1] = 9; | |
| 413 expected_output->f_array[2] = 8; | |
| 414 | |
| 415 MultiVersionStructV5Ptr output = | |
| 416 SerializeAndDeserialize<MultiVersionStructV5Ptr>(input.Pass()); | |
| 417 EXPECT_TRUE(output); | |
| 418 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 419 } | |
| 420 | |
| 421 { | |
| 422 MultiVersionStructPtr input = MakeMultiVersionStruct(); | |
| 423 MultiVersionStructV3Ptr expected_output(MultiVersionStructV3::New()); | |
| 424 expected_output->f_int32 = 123; | |
| 425 expected_output->f_rect = MakeRect(5); | |
| 426 expected_output->f_string = "hello"; | |
| 427 | |
| 428 MultiVersionStructV3Ptr output = | |
| 429 SerializeAndDeserialize<MultiVersionStructV3Ptr>(input.Pass()); | |
| 430 EXPECT_TRUE(output); | |
| 431 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 432 } | |
| 433 | |
| 434 { | |
| 435 MultiVersionStructPtr input = MakeMultiVersionStruct(); | |
| 436 MultiVersionStructV1Ptr expected_output(MultiVersionStructV1::New()); | |
| 437 expected_output->f_int32 = 123; | |
| 438 expected_output->f_rect = MakeRect(5); | |
| 439 | |
| 440 MultiVersionStructV1Ptr output = | |
| 441 SerializeAndDeserialize<MultiVersionStructV1Ptr>(input.Pass()); | |
| 442 EXPECT_TRUE(output); | |
| 443 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 444 } | |
| 445 | |
| 446 { | |
| 447 MultiVersionStructPtr input = MakeMultiVersionStruct(); | |
| 448 MultiVersionStructV0Ptr expected_output(MultiVersionStructV0::New()); | |
| 449 expected_output->f_int32 = 123; | |
| 450 | |
| 451 MultiVersionStructV0Ptr output = | |
| 452 SerializeAndDeserialize<MultiVersionStructV0Ptr>(input.Pass()); | |
| 453 EXPECT_TRUE(output); | |
| 454 EXPECT_TRUE(output->Equals(*expected_output)); | |
| 455 } | |
| 456 } | |
| 457 | |
| 458 } // namespace test | |
| 459 } // namespace mojo | |
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Chromium Code Reviews
Issue 2250183003:
Make the fuchsia mojo/public repo the source of truth. (Closed)
Base URL: https://github.com/domokit/mojo.git@master