OLD | NEW |
1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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/system/local_data_pipe.h" | 5 #include "mojo/system/local_data_pipe.h" |
6 | 6 |
7 #include <string.h> | 7 #include <string.h> |
8 | 8 |
9 #include "base/basictypes.h" | 9 #include "base/basictypes.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
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199 EXPECT_EQ(MOJO_RESULT_OK, | 199 EXPECT_EQ(MOJO_RESULT_OK, |
200 DataPipe::ValidateCreateOptions(&options, &validated_options)); | 200 DataPipe::ValidateCreateOptions(&options, &validated_options)); |
201 | 201 |
202 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); | 202 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); |
203 Waiter waiter; | 203 Waiter waiter; |
204 uint32_t context = 0; | 204 uint32_t context = 0; |
205 | 205 |
206 // Never readable. | 206 // Never readable. |
207 waiter.Init(); | 207 waiter.Init(); |
208 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, | 208 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, |
209 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 12)); | 209 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 12)); |
210 | 210 |
211 // Already writable. | 211 // Already writable. |
212 waiter.Init(); | 212 waiter.Init(); |
213 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 213 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
214 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 34)); | 214 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 34)); |
215 | 215 |
216 // Write two elements. | 216 // Write two elements. |
217 int32_t elements[2] = { 123, 456 }; | 217 int32_t elements[2] = { 123, 456 }; |
218 uint32_t num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); | 218 uint32_t num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); |
219 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerWriteData(elements, &num_bytes, true)); | 219 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerWriteData(elements, &num_bytes, true)); |
220 EXPECT_EQ(static_cast<uint32_t>(2u * sizeof(elements[0])), num_bytes); | 220 EXPECT_EQ(static_cast<uint32_t>(2u * sizeof(elements[0])), num_bytes); |
221 | 221 |
222 // Adding a waiter should now succeed. | 222 // Adding a waiter should now succeed. |
223 waiter.Init(); | 223 waiter.Init(); |
224 EXPECT_EQ(MOJO_RESULT_OK, | 224 EXPECT_EQ(MOJO_RESULT_OK, |
225 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 56)); | 225 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 56)); |
226 // And it shouldn't be writable yet. | 226 // And it shouldn't be writable yet. |
227 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 227 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
228 dp->ProducerRemoveWaiter(&waiter); | 228 dp->ProducerRemoveWaiter(&waiter); |
229 | 229 |
230 // Do it again. | 230 // Do it again. |
231 waiter.Init(); | 231 waiter.Init(); |
232 EXPECT_EQ(MOJO_RESULT_OK, | 232 EXPECT_EQ(MOJO_RESULT_OK, |
233 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 78)); | 233 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 78)); |
234 | 234 |
235 // Read one element. | 235 // Read one element. |
236 elements[0] = -1; | 236 elements[0] = -1; |
237 elements[1] = -1; | 237 elements[1] = -1; |
238 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 238 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
239 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); | 239 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); |
240 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 240 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
241 EXPECT_EQ(123, elements[0]); | 241 EXPECT_EQ(123, elements[0]); |
242 EXPECT_EQ(-1, elements[1]); | 242 EXPECT_EQ(-1, elements[1]); |
243 | 243 |
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255 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 255 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
256 | 256 |
257 static_cast<int32_t*>(buffer)[0] = 789; | 257 static_cast<int32_t*>(buffer)[0] = 789; |
258 EXPECT_EQ(MOJO_RESULT_OK, | 258 EXPECT_EQ(MOJO_RESULT_OK, |
259 dp->ProducerEndWriteData( | 259 dp->ProducerEndWriteData( |
260 static_cast<uint32_t>(1u * sizeof(elements[0])))); | 260 static_cast<uint32_t>(1u * sizeof(elements[0])))); |
261 | 261 |
262 // Add a waiter. | 262 // Add a waiter. |
263 waiter.Init(); | 263 waiter.Init(); |
264 EXPECT_EQ(MOJO_RESULT_OK, | 264 EXPECT_EQ(MOJO_RESULT_OK, |
265 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 90)); | 265 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 90)); |
266 | 266 |
267 // Read one element, using a two-phase read. | 267 // Read one element, using a two-phase read. |
268 const void* read_buffer = NULL; | 268 const void* read_buffer = NULL; |
269 num_bytes = 0u; | 269 num_bytes = 0u; |
270 EXPECT_EQ(MOJO_RESULT_OK, | 270 EXPECT_EQ(MOJO_RESULT_OK, |
271 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, false)); | 271 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, false)); |
272 EXPECT_TRUE(read_buffer != NULL); | 272 EXPECT_TRUE(read_buffer != NULL); |
273 // Since we only read one element (after having written three in all), the | 273 // Since we only read one element (after having written three in all), the |
274 // two-phase read should only allow us to read one. This checks an | 274 // two-phase read should only allow us to read one. This checks an |
275 // implementation detail! | 275 // implementation detail! |
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286 | 286 |
287 // Write one element. | 287 // Write one element. |
288 elements[0] = 123; | 288 elements[0] = 123; |
289 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 289 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
290 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerWriteData(elements, &num_bytes, false)); | 290 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerWriteData(elements, &num_bytes, false)); |
291 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 291 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
292 | 292 |
293 // Add a waiter. | 293 // Add a waiter. |
294 waiter.Init(); | 294 waiter.Init(); |
295 EXPECT_EQ(MOJO_RESULT_OK, | 295 EXPECT_EQ(MOJO_RESULT_OK, |
296 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 12)); | 296 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 12)); |
297 | 297 |
298 // Close the consumer. | 298 // Close the consumer. |
299 dp->ConsumerClose(); | 299 dp->ConsumerClose(); |
300 | 300 |
301 // It should now be never-writable. | 301 // It should now be never-writable. |
302 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, waiter.Wait(1000, &context)); | 302 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, waiter.Wait(1000, &context)); |
303 EXPECT_EQ(12u, context); | 303 EXPECT_EQ(12u, context); |
304 dp->ProducerRemoveWaiter(&waiter); | 304 dp->ProducerRemoveWaiter(&waiter); |
305 | 305 |
306 dp->ProducerClose(); | 306 dp->ProducerClose(); |
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318 DataPipe::ValidateCreateOptions(&options, &validated_options)); | 318 DataPipe::ValidateCreateOptions(&options, &validated_options)); |
319 | 319 |
320 { | 320 { |
321 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); | 321 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); |
322 Waiter waiter; | 322 Waiter waiter; |
323 uint32_t context = 0; | 323 uint32_t context = 0; |
324 | 324 |
325 // Never writable. | 325 // Never writable. |
326 waiter.Init(); | 326 waiter.Init(); |
327 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, | 327 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, |
328 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 12)); | 328 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 12)); |
329 | 329 |
330 // Not yet readable. | 330 // Not yet readable. |
331 waiter.Init(); | 331 waiter.Init(); |
332 EXPECT_EQ(MOJO_RESULT_OK, | 332 EXPECT_EQ(MOJO_RESULT_OK, |
333 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 34)); | 333 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 34)); |
334 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 334 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
335 dp->ConsumerRemoveWaiter(&waiter); | 335 dp->ConsumerRemoveWaiter(&waiter); |
336 | 336 |
337 // Write two elements. | 337 // Write two elements. |
338 int32_t elements[2] = { 123, 456 }; | 338 int32_t elements[2] = { 123, 456 }; |
339 uint32_t num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); | 339 uint32_t num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); |
340 EXPECT_EQ(MOJO_RESULT_OK, | 340 EXPECT_EQ(MOJO_RESULT_OK, |
341 dp->ProducerWriteData(elements, &num_bytes, true)); | 341 dp->ProducerWriteData(elements, &num_bytes, true)); |
342 | 342 |
343 // Should already be readable. | 343 // Should already be readable. |
344 waiter.Init(); | 344 waiter.Init(); |
345 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 345 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
346 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 56)); | 346 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 56)); |
347 | 347 |
348 // Discard one element. | 348 // Discard one element. |
349 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 349 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
350 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerDiscardData(&num_bytes, true)); | 350 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerDiscardData(&num_bytes, true)); |
351 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 351 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
352 | 352 |
353 // Should still be readable. | 353 // Should still be readable. |
354 waiter.Init(); | 354 waiter.Init(); |
355 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 355 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
356 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 78)); | 356 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 78)); |
357 | 357 |
358 // Read one element. | 358 // Read one element. |
359 elements[0] = -1; | 359 elements[0] = -1; |
360 elements[1] = -1; | 360 elements[1] = -1; |
361 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 361 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
362 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); | 362 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); |
363 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 363 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
364 EXPECT_EQ(456, elements[0]); | 364 EXPECT_EQ(456, elements[0]); |
365 EXPECT_EQ(-1, elements[1]); | 365 EXPECT_EQ(-1, elements[1]); |
366 | 366 |
367 // Adding a waiter should now succeed. | 367 // Adding a waiter should now succeed. |
368 waiter.Init(); | 368 waiter.Init(); |
369 EXPECT_EQ(MOJO_RESULT_OK, | 369 EXPECT_EQ(MOJO_RESULT_OK, |
370 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 90)); | 370 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 90)); |
371 | 371 |
372 // Write one element. | 372 // Write one element. |
373 elements[0] = 789; | 373 elements[0] = 789; |
374 elements[1] = -1; | 374 elements[1] = -1; |
375 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 375 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
376 EXPECT_EQ(MOJO_RESULT_OK, | 376 EXPECT_EQ(MOJO_RESULT_OK, |
377 dp->ProducerWriteData(elements, &num_bytes, true)); | 377 dp->ProducerWriteData(elements, &num_bytes, true)); |
378 | 378 |
379 // Waiting should now succeed. | 379 // Waiting should now succeed. |
380 EXPECT_EQ(MOJO_RESULT_OK, waiter.Wait(1000, &context)); | 380 EXPECT_EQ(MOJO_RESULT_OK, waiter.Wait(1000, &context)); |
381 EXPECT_EQ(90u, context); | 381 EXPECT_EQ(90u, context); |
382 dp->ConsumerRemoveWaiter(&waiter); | 382 dp->ConsumerRemoveWaiter(&waiter); |
383 | 383 |
384 // Close the producer. | 384 // Close the producer. |
385 dp->ProducerClose(); | 385 dp->ProducerClose(); |
386 | 386 |
387 // Should still be readable. | 387 // Should still be readable. |
388 waiter.Init(); | 388 waiter.Init(); |
389 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 389 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
390 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 12)); | 390 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 12)); |
391 | 391 |
392 // Read one element. | 392 // Read one element. |
393 elements[0] = -1; | 393 elements[0] = -1; |
394 elements[1] = -1; | 394 elements[1] = -1; |
395 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); | 395 num_bytes = static_cast<uint32_t>(1u * sizeof(elements[0])); |
396 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); | 396 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerReadData(elements, &num_bytes, true)); |
397 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 397 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
398 EXPECT_EQ(789, elements[0]); | 398 EXPECT_EQ(789, elements[0]); |
399 EXPECT_EQ(-1, elements[1]); | 399 EXPECT_EQ(-1, elements[1]); |
400 | 400 |
401 // Should be never-readable. | 401 // Should be never-readable. |
402 waiter.Init(); | 402 waiter.Init(); |
403 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, | 403 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, |
404 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 34)); | 404 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 34)); |
405 | 405 |
406 dp->ConsumerClose(); | 406 dp->ConsumerClose(); |
407 } | 407 } |
408 | 408 |
409 // Test with two-phase APIs and closing the producer with an active consumer | 409 // Test with two-phase APIs and closing the producer with an active consumer |
410 // waiter. | 410 // waiter. |
411 { | 411 { |
412 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); | 412 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); |
413 Waiter waiter; | 413 Waiter waiter; |
414 uint32_t context = 0; | 414 uint32_t context = 0; |
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425 elements = static_cast<int32_t*>(buffer); | 425 elements = static_cast<int32_t*>(buffer); |
426 elements[0] = 123; | 426 elements[0] = 123; |
427 elements[1] = 456; | 427 elements[1] = 456; |
428 EXPECT_EQ(MOJO_RESULT_OK, | 428 EXPECT_EQ(MOJO_RESULT_OK, |
429 dp->ProducerEndWriteData( | 429 dp->ProducerEndWriteData( |
430 static_cast<uint32_t>(2u * sizeof(elements[0])))); | 430 static_cast<uint32_t>(2u * sizeof(elements[0])))); |
431 | 431 |
432 // Should already be readable. | 432 // Should already be readable. |
433 waiter.Init(); | 433 waiter.Init(); |
434 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 434 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
435 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 12)); | 435 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 12)); |
436 | 436 |
437 // Read one element. | 437 // Read one element. |
438 // Request two in all-or-none mode, but only read one. | 438 // Request two in all-or-none mode, but only read one. |
439 const void* read_buffer = NULL; | 439 const void* read_buffer = NULL; |
440 num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); | 440 num_bytes = static_cast<uint32_t>(2u * sizeof(elements[0])); |
441 EXPECT_EQ(MOJO_RESULT_OK, | 441 EXPECT_EQ(MOJO_RESULT_OK, |
442 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, true)); | 442 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, true)); |
443 EXPECT_TRUE(read_buffer != NULL); | 443 EXPECT_TRUE(read_buffer != NULL); |
444 EXPECT_EQ(static_cast<uint32_t>(2u * sizeof(elements[0])), num_bytes); | 444 EXPECT_EQ(static_cast<uint32_t>(2u * sizeof(elements[0])), num_bytes); |
445 const int32_t* read_elements = static_cast<const int32_t*>(read_buffer); | 445 const int32_t* read_elements = static_cast<const int32_t*>(read_buffer); |
446 EXPECT_EQ(123, read_elements[0]); | 446 EXPECT_EQ(123, read_elements[0]); |
447 EXPECT_EQ(MOJO_RESULT_OK, | 447 EXPECT_EQ(MOJO_RESULT_OK, |
448 dp->ConsumerEndReadData( | 448 dp->ConsumerEndReadData( |
449 static_cast<uint32_t>(1u * sizeof(elements[0])))); | 449 static_cast<uint32_t>(1u * sizeof(elements[0])))); |
450 | 450 |
451 // Should still be readable. | 451 // Should still be readable. |
452 waiter.Init(); | 452 waiter.Init(); |
453 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 453 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
454 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 34)); | 454 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 34)); |
455 | 455 |
456 // Read one element. | 456 // Read one element. |
457 // Request three, but not in all-or-none mode. | 457 // Request three, but not in all-or-none mode. |
458 read_buffer = NULL; | 458 read_buffer = NULL; |
459 num_bytes = static_cast<uint32_t>(3u * sizeof(elements[0])); | 459 num_bytes = static_cast<uint32_t>(3u * sizeof(elements[0])); |
460 EXPECT_EQ(MOJO_RESULT_OK, | 460 EXPECT_EQ(MOJO_RESULT_OK, |
461 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, false)); | 461 dp->ConsumerBeginReadData(&read_buffer, &num_bytes, false)); |
462 EXPECT_TRUE(read_buffer != NULL); | 462 EXPECT_TRUE(read_buffer != NULL); |
463 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); | 463 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(elements[0])), num_bytes); |
464 read_elements = static_cast<const int32_t*>(read_buffer); | 464 read_elements = static_cast<const int32_t*>(read_buffer); |
465 EXPECT_EQ(456, read_elements[0]); | 465 EXPECT_EQ(456, read_elements[0]); |
466 EXPECT_EQ(MOJO_RESULT_OK, | 466 EXPECT_EQ(MOJO_RESULT_OK, |
467 dp->ConsumerEndReadData( | 467 dp->ConsumerEndReadData( |
468 static_cast<uint32_t>(1u * sizeof(elements[0])))); | 468 static_cast<uint32_t>(1u * sizeof(elements[0])))); |
469 | 469 |
470 // Adding a waiter should now succeed. | 470 // Adding a waiter should now succeed. |
471 waiter.Init(); | 471 waiter.Init(); |
472 EXPECT_EQ(MOJO_RESULT_OK, | 472 EXPECT_EQ(MOJO_RESULT_OK, |
473 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 56)); | 473 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 56)); |
474 | 474 |
475 // Close the producer. | 475 // Close the producer. |
476 dp->ProducerClose(); | 476 dp->ProducerClose(); |
477 | 477 |
478 // Should be never-readable. | 478 // Should be never-readable. |
479 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, waiter.Wait(1000, &context)); | 479 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, waiter.Wait(1000, &context)); |
480 EXPECT_EQ(56u, context); | 480 EXPECT_EQ(56u, context); |
481 dp->ConsumerRemoveWaiter(&waiter); | 481 dp->ConsumerRemoveWaiter(&waiter); |
482 | 482 |
483 dp->ConsumerClose(); | 483 dp->ConsumerClose(); |
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495 MojoCreateDataPipeOptions validated_options = { 0 }; | 495 MojoCreateDataPipeOptions validated_options = { 0 }; |
496 EXPECT_EQ(MOJO_RESULT_OK, | 496 EXPECT_EQ(MOJO_RESULT_OK, |
497 DataPipe::ValidateCreateOptions(&options, &validated_options)); | 497 DataPipe::ValidateCreateOptions(&options, &validated_options)); |
498 | 498 |
499 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); | 499 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); |
500 Waiter waiter; | 500 Waiter waiter; |
501 | 501 |
502 // It should be writable. | 502 // It should be writable. |
503 waiter.Init(); | 503 waiter.Init(); |
504 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 504 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
505 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 0)); | 505 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 0)); |
506 | 506 |
507 uint32_t num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); | 507 uint32_t num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); |
508 void* write_ptr = NULL; | 508 void* write_ptr = NULL; |
509 EXPECT_EQ(MOJO_RESULT_OK, | 509 EXPECT_EQ(MOJO_RESULT_OK, |
510 dp->ProducerBeginWriteData(&write_ptr, &num_bytes, false)); | 510 dp->ProducerBeginWriteData(&write_ptr, &num_bytes, false)); |
511 EXPECT_TRUE(write_ptr != NULL); | 511 EXPECT_TRUE(write_ptr != NULL); |
512 EXPECT_GE(num_bytes, static_cast<uint32_t>(1u * sizeof(int32_t))); | 512 EXPECT_GE(num_bytes, static_cast<uint32_t>(1u * sizeof(int32_t))); |
513 | 513 |
514 // At this point, it shouldn't be writable. | 514 // At this point, it shouldn't be writable. |
515 waiter.Init(); | 515 waiter.Init(); |
516 EXPECT_EQ(MOJO_RESULT_OK, | 516 EXPECT_EQ(MOJO_RESULT_OK, |
517 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 1)); | 517 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 1)); |
518 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 518 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
519 dp->ProducerRemoveWaiter(&waiter); | 519 dp->ProducerRemoveWaiter(&waiter); |
520 | 520 |
521 // It shouldn't be readable yet either. | 521 // It shouldn't be readable yet either. |
522 waiter.Init(); | 522 waiter.Init(); |
523 EXPECT_EQ(MOJO_RESULT_OK, | 523 EXPECT_EQ(MOJO_RESULT_OK, |
524 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 2)); | 524 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 2)); |
525 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 525 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
526 dp->ConsumerRemoveWaiter(&waiter); | 526 dp->ConsumerRemoveWaiter(&waiter); |
527 | 527 |
528 static_cast<int32_t*>(write_ptr)[0] = 123; | 528 static_cast<int32_t*>(write_ptr)[0] = 123; |
529 EXPECT_EQ(MOJO_RESULT_OK, | 529 EXPECT_EQ(MOJO_RESULT_OK, |
530 dp->ProducerEndWriteData( | 530 dp->ProducerEndWriteData( |
531 static_cast<uint32_t>(1u * sizeof(int32_t)))); | 531 static_cast<uint32_t>(1u * sizeof(int32_t)))); |
532 | 532 |
533 // It should be writable again. | 533 // It should be writable again. |
534 waiter.Init(); | 534 waiter.Init(); |
535 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 535 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
536 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 3)); | 536 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 3)); |
537 | 537 |
538 // And readable. | 538 // And readable. |
539 waiter.Init(); | 539 waiter.Init(); |
540 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 540 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
541 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 4)); | 541 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 4)); |
542 | 542 |
543 // Start another two-phase write and check that it's readable even in the | 543 // Start another two-phase write and check that it's readable even in the |
544 // middle of it. | 544 // middle of it. |
545 num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); | 545 num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); |
546 write_ptr = NULL; | 546 write_ptr = NULL; |
547 EXPECT_EQ(MOJO_RESULT_OK, | 547 EXPECT_EQ(MOJO_RESULT_OK, |
548 dp->ProducerBeginWriteData(&write_ptr, &num_bytes, false)); | 548 dp->ProducerBeginWriteData(&write_ptr, &num_bytes, false)); |
549 EXPECT_TRUE(write_ptr != NULL); | 549 EXPECT_TRUE(write_ptr != NULL); |
550 EXPECT_GE(num_bytes, static_cast<uint32_t>(1u * sizeof(int32_t))); | 550 EXPECT_GE(num_bytes, static_cast<uint32_t>(1u * sizeof(int32_t))); |
551 | 551 |
552 // It should be readable. | 552 // It should be readable. |
553 waiter.Init(); | 553 waiter.Init(); |
554 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 554 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
555 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 5)); | 555 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 5)); |
556 | 556 |
557 // End the two-phase write without writing anything. | 557 // End the two-phase write without writing anything. |
558 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerEndWriteData(0u)); | 558 EXPECT_EQ(MOJO_RESULT_OK, dp->ProducerEndWriteData(0u)); |
559 | 559 |
560 // Start a two-phase read. | 560 // Start a two-phase read. |
561 num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); | 561 num_bytes = static_cast<uint32_t>(1u * sizeof(int32_t)); |
562 const void* read_ptr = NULL; | 562 const void* read_ptr = NULL; |
563 EXPECT_EQ(MOJO_RESULT_OK, | 563 EXPECT_EQ(MOJO_RESULT_OK, |
564 dp->ConsumerBeginReadData(&read_ptr, &num_bytes, false)); | 564 dp->ConsumerBeginReadData(&read_ptr, &num_bytes, false)); |
565 EXPECT_TRUE(read_ptr != NULL); | 565 EXPECT_TRUE(read_ptr != NULL); |
566 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(int32_t)), num_bytes); | 566 EXPECT_EQ(static_cast<uint32_t>(1u * sizeof(int32_t)), num_bytes); |
567 | 567 |
568 // At this point, it should still be writable. | 568 // At this point, it should still be writable. |
569 waiter.Init(); | 569 waiter.Init(); |
570 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 570 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
571 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 6)); | 571 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 6)); |
572 | 572 |
573 // But not readable. | 573 // But not readable. |
574 waiter.Init(); | 574 waiter.Init(); |
575 EXPECT_EQ(MOJO_RESULT_OK, | 575 EXPECT_EQ(MOJO_RESULT_OK, |
576 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 7)); | 576 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 7)); |
577 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 577 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
578 dp->ConsumerRemoveWaiter(&waiter); | 578 dp->ConsumerRemoveWaiter(&waiter); |
579 | 579 |
580 // End the two-phase read without reading anything. | 580 // End the two-phase read without reading anything. |
581 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerEndReadData(0u)); | 581 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerEndReadData(0u)); |
582 | 582 |
583 // It should be readable again. | 583 // It should be readable again. |
584 waiter.Init(); | 584 waiter.Init(); |
585 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 585 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
586 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 8)); | 586 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 8)); |
587 | 587 |
588 dp->ProducerClose(); | 588 dp->ProducerClose(); |
589 dp->ConsumerClose(); | 589 dp->ConsumerClose(); |
590 } | 590 } |
591 | 591 |
592 // Test that a "may discard" data pipe is writable even when it's full. | 592 // Test that a "may discard" data pipe is writable even when it's full. |
593 TEST(LocalDataPipeTest, BasicMayDiscardWaiting) { | 593 TEST(LocalDataPipeTest, BasicMayDiscardWaiting) { |
594 const MojoCreateDataPipeOptions options = { | 594 const MojoCreateDataPipeOptions options = { |
595 kSizeOfOptions, // |struct_size|. | 595 kSizeOfOptions, // |struct_size|. |
596 MOJO_CREATE_DATA_PIPE_OPTIONS_FLAG_MAY_DISCARD, // |flags|. | 596 MOJO_CREATE_DATA_PIPE_OPTIONS_FLAG_MAY_DISCARD, // |flags|. |
597 static_cast<uint32_t>(sizeof(int32_t)), // |element_num_bytes|. | 597 static_cast<uint32_t>(sizeof(int32_t)), // |element_num_bytes|. |
598 1 * sizeof(int32_t) // |capacity_num_bytes|. | 598 1 * sizeof(int32_t) // |capacity_num_bytes|. |
599 }; | 599 }; |
600 MojoCreateDataPipeOptions validated_options = { 0 }; | 600 MojoCreateDataPipeOptions validated_options = { 0 }; |
601 EXPECT_EQ(MOJO_RESULT_OK, | 601 EXPECT_EQ(MOJO_RESULT_OK, |
602 DataPipe::ValidateCreateOptions(&options, &validated_options)); | 602 DataPipe::ValidateCreateOptions(&options, &validated_options)); |
603 | 603 |
604 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); | 604 scoped_refptr<LocalDataPipe> dp(new LocalDataPipe(validated_options)); |
605 Waiter waiter; | 605 Waiter waiter; |
606 | 606 |
607 // Writable. | 607 // Writable. |
608 waiter.Init(); | 608 waiter.Init(); |
609 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 609 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
610 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 0)); | 610 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 0)); |
611 | 611 |
612 // Not readable. | 612 // Not readable. |
613 waiter.Init(); | 613 waiter.Init(); |
614 EXPECT_EQ(MOJO_RESULT_OK, | 614 EXPECT_EQ(MOJO_RESULT_OK, |
615 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 1)); | 615 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 1)); |
616 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 616 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
617 dp->ConsumerRemoveWaiter(&waiter); | 617 dp->ConsumerRemoveWaiter(&waiter); |
618 | 618 |
619 uint32_t num_bytes = static_cast<uint32_t>(sizeof(int32_t)); | 619 uint32_t num_bytes = static_cast<uint32_t>(sizeof(int32_t)); |
620 int32_t element = 123; | 620 int32_t element = 123; |
621 EXPECT_EQ(MOJO_RESULT_OK, | 621 EXPECT_EQ(MOJO_RESULT_OK, |
622 dp->ProducerWriteData(&element, &num_bytes, false)); | 622 dp->ProducerWriteData(&element, &num_bytes, false)); |
623 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); | 623 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); |
624 | 624 |
625 // Still writable (even though it's full). | 625 // Still writable (even though it's full). |
626 waiter.Init(); | 626 waiter.Init(); |
627 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 627 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
628 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 2)); | 628 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 2)); |
629 | 629 |
630 // Now readable. | 630 // Now readable. |
631 waiter.Init(); | 631 waiter.Init(); |
632 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 632 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
633 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 3)); | 633 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 3)); |
634 | 634 |
635 // Overwrite that element. | 635 // Overwrite that element. |
636 num_bytes = static_cast<uint32_t>(sizeof(int32_t)); | 636 num_bytes = static_cast<uint32_t>(sizeof(int32_t)); |
637 element = 456; | 637 element = 456; |
638 EXPECT_EQ(MOJO_RESULT_OK, | 638 EXPECT_EQ(MOJO_RESULT_OK, |
639 dp->ProducerWriteData(&element, &num_bytes, false)); | 639 dp->ProducerWriteData(&element, &num_bytes, false)); |
640 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); | 640 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); |
641 | 641 |
642 // Still writable. | 642 // Still writable. |
643 waiter.Init(); | 643 waiter.Init(); |
644 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 644 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
645 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 4)); | 645 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 4)); |
646 | 646 |
647 // And still readable. | 647 // And still readable. |
648 waiter.Init(); | 648 waiter.Init(); |
649 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 649 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
650 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 5)); | 650 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 5)); |
651 | 651 |
652 // Read that element. | 652 // Read that element. |
653 num_bytes = static_cast<uint32_t>(sizeof(int32_t)); | 653 num_bytes = static_cast<uint32_t>(sizeof(int32_t)); |
654 element = 0; | 654 element = 0; |
655 EXPECT_EQ(MOJO_RESULT_OK, | 655 EXPECT_EQ(MOJO_RESULT_OK, |
656 dp->ConsumerReadData(&element, &num_bytes, false)); | 656 dp->ConsumerReadData(&element, &num_bytes, false)); |
657 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); | 657 EXPECT_EQ(static_cast<uint32_t>(sizeof(int32_t)), num_bytes); |
658 EXPECT_EQ(456, element); | 658 EXPECT_EQ(456, element); |
659 | 659 |
660 // Still writable. | 660 // Still writable. |
661 waiter.Init(); | 661 waiter.Init(); |
662 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, | 662 EXPECT_EQ(MOJO_RESULT_ALREADY_EXISTS, |
663 dp->ProducerAddWaiter(&waiter, MOJO_WAIT_FLAG_WRITABLE, 6)); | 663 dp->ProducerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_WRITABLE, 6)); |
664 | 664 |
665 // No longer readable. | 665 // No longer readable. |
666 waiter.Init(); | 666 waiter.Init(); |
667 EXPECT_EQ(MOJO_RESULT_OK, | 667 EXPECT_EQ(MOJO_RESULT_OK, |
668 dp->ConsumerAddWaiter(&waiter, MOJO_WAIT_FLAG_READABLE, 7)); | 668 dp->ConsumerAddWaiter(&waiter, MOJO_HANDLE_SIGNAL_READABLE, 7)); |
669 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); | 669 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, waiter.Wait(0, NULL)); |
670 dp->ConsumerRemoveWaiter(&waiter); | 670 dp->ConsumerRemoveWaiter(&waiter); |
671 | 671 |
672 dp->ProducerClose(); | 672 dp->ProducerClose(); |
673 dp->ConsumerClose(); | 673 dp->ConsumerClose(); |
674 } | 674 } |
675 | 675 |
676 void Seq(int32_t start, size_t count, int32_t* out) { | 676 void Seq(int32_t start, size_t count, int32_t* out) { |
677 for (size_t i = 0; i < count; i++) | 677 for (size_t i = 0; i < count; i++) |
678 out[i] = start + static_cast<int32_t>(i); | 678 out[i] = start + static_cast<int32_t>(i); |
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1635 // End reading. | 1635 // End reading. |
1636 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerEndReadData(2u)); | 1636 EXPECT_EQ(MOJO_RESULT_OK, dp->ConsumerEndReadData(2u)); |
1637 | 1637 |
1638 dp->ProducerClose(); | 1638 dp->ProducerClose(); |
1639 dp->ConsumerClose(); | 1639 dp->ConsumerClose(); |
1640 } | 1640 } |
1641 | 1641 |
1642 } // namespace | 1642 } // namespace |
1643 } // namespace system | 1643 } // namespace system |
1644 } // namespace mojo | 1644 } // namespace mojo |
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