156     return *static_cast<MockFileDescriptor*>(stream_->fd_interface_.get());  in fd_mock()
162     stream_.reset(new FileStream(std::move(fd), access_mode));  in CreateStream()
187     return stream_->WaitForData(mode, {}, error);  in CallWaitForData()
190   std::unique_ptr<FileStream> stream_;  member in brillo::FileStreamTest
202   EXPECT_TRUE(stream_->IsOpen());  in TEST_F()
204   EXPECT_FALSE(stream_->IsOpen());  in TEST_F()
209   EXPECT_TRUE(stream_->CanRead());  in TEST_F()
211   EXPECT_FALSE(stream_->CanRead());  in TEST_F()
213   EXPECT_TRUE(stream_->CanRead());  in TEST_F()
215   EXPECT_FALSE(stream_->CanRead());  in TEST_F()
220   EXPECT_TRUE(stream_->CanWrite());  in TEST_F()
222   EXPECT_FALSE(stream_->CanWrite());  in TEST_F()
224   EXPECT_FALSE(stream_->CanWrite());  in TEST_F()
226   EXPECT_TRUE(stream_->CanWrite());  in TEST_F()
231   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
233   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
235   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
237   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
239   EXPECT_FALSE(stream_->CanSeek());  in TEST_F()
241   EXPECT_FALSE(stream_->CanSeek());  in TEST_F()
243   EXPECT_FALSE(stream_->CanSeek());  in TEST_F()
246   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
248   EXPECT_TRUE(stream_->CanSeek());  in TEST_F()
253   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
255   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
257   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
259   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
261   EXPECT_FALSE(stream_->CanGetSize());  in TEST_F()
263   EXPECT_FALSE(stream_->CanGetSize());  in TEST_F()
265   EXPECT_FALSE(stream_->CanGetSize());  in TEST_F()
268   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
270   EXPECT_TRUE(stream_->CanGetSize());  in TEST_F()
275   EXPECT_EQ(12345u, stream_->GetSize());  in TEST_F()
277   EXPECT_EQ(0u, stream_->GetSize());  in TEST_F()
282   EXPECT_TRUE(stream_->SetSizeBlocking(0, nullptr));  in TEST_F()
285   EXPECT_TRUE(stream_->SetSizeBlocking(123, nullptr));  in TEST_F()
288   EXPECT_TRUE(stream_->SetSizeBlocking(kMaxSize, nullptr));  in TEST_F()
295   EXPECT_FALSE(stream_->SetSizeBlocking(1235, &error));  in TEST_F()
300   EXPECT_FALSE(stream_->SetSizeBlocking(kTooLargeSize, &error));  in TEST_F()
305   EXPECT_FALSE(stream_->SetSizeBlocking(1235, &error));  in TEST_F()
312   EXPECT_EQ(1000u, stream_->GetRemainingSize());  in TEST_F()
316   EXPECT_EQ(0u, stream_->GetRemainingSize());  in TEST_F()
323   EXPECT_TRUE(stream_->Seek(0, Stream::Whence::FROM_BEGIN, &pos, nullptr));  in TEST_F()
327   EXPECT_TRUE(stream_->Seek(123456, Stream::Whence::FROM_BEGIN, &pos, nullptr));  in TEST_F()
332   EXPECT_TRUE(stream_->Seek(kMaxSize, Stream::Whence::FROM_BEGIN, &pos,  in TEST_F()
335   EXPECT_TRUE(stream_->Seek(kMaxSize, Stream::Whence::FROM_BEGIN, nullptr,  in TEST_F()
343   EXPECT_TRUE(stream_->Seek(0, Stream::Whence::FROM_CURRENT, &pos, nullptr));  in TEST_F()
347   EXPECT_TRUE(stream_->Seek(234, Stream::Whence::FROM_CURRENT, &pos, nullptr));  in TEST_F()
351   EXPECT_TRUE(stream_->Seek(-100, Stream::Whence::FROM_CURRENT, &pos, nullptr));  in TEST_F()
359   EXPECT_TRUE(stream_->Seek(0, Stream::Whence::FROM_END, &pos, nullptr));  in TEST_F()
363   EXPECT_TRUE(stream_->Seek(234, Stream::Whence::FROM_END, &pos, nullptr));  in TEST_F()
367   EXPECT_TRUE(stream_->Seek(-100, Stream::Whence::FROM_END, &pos, nullptr));  in TEST_F()
375   EXPECT_FALSE(stream_->Seek(0, Stream::Whence::FROM_BEGIN, nullptr, &error));  in TEST_F()
389   EXPECT_TRUE(stream_->ReadAsync(test_read_buffer_, 100,  in TEST_F()
407   EXPECT_TRUE(stream_->ReadNonBlocking(test_read_buffer_, 100, &size, &eos,  in TEST_F()
412   EXPECT_TRUE(stream_->ReadNonBlocking(test_read_buffer_, 0, &size, &eos,  in TEST_F()
418   EXPECT_TRUE(stream_->ReadNonBlocking(test_read_buffer_, 100, &size, &eos,  in TEST_F()
425   EXPECT_TRUE(stream_->ReadNonBlocking(test_read_buffer_, 100, &size, &eos,  in TEST_F()
436   EXPECT_FALSE(stream_->ReadNonBlocking(test_read_buffer_, 100, &size, nullptr,  in TEST_F()
445   EXPECT_TRUE(stream_->ReadBlocking(test_read_buffer_, 100, &size, nullptr));  in TEST_F()
456   EXPECT_TRUE(stream_->ReadBlocking(test_read_buffer_, 80, &size, nullptr));  in TEST_F()
460   EXPECT_TRUE(stream_->ReadBlocking(test_read_buffer_, 50, &size, nullptr));  in TEST_F()
474   EXPECT_FALSE(stream_->ReadBlocking(test_read_buffer_, 80, &size, &error));  in TEST_F()
500   EXPECT_TRUE(stream_->ReadAllBlocking(test_read_buffer_, 100, nullptr));  in TEST_F()
511   EXPECT_FALSE(stream_->ReadAllBlocking(test_read_buffer_, 100, &error));  in TEST_F()
526   EXPECT_TRUE(stream_->WriteAsync(test_write_buffer_, 100,  in TEST_F()
543   EXPECT_TRUE(stream_->WriteNonBlocking(test_write_buffer_, 100, &size,  in TEST_F()
547   EXPECT_TRUE(stream_->WriteNonBlocking(test_write_buffer_, 0, &size, nullptr));  in TEST_F()
551   EXPECT_TRUE(stream_->WriteNonBlocking(test_write_buffer_, 100, &size,  in TEST_F()
557   EXPECT_TRUE(stream_->WriteNonBlocking(test_write_buffer_, 100, &size,  in TEST_F()
567   EXPECT_FALSE(stream_->WriteNonBlocking(test_write_buffer_, 100, &size,  in TEST_F()
576   EXPECT_TRUE(stream_->WriteBlocking(test_write_buffer_, 100, &size, nullptr));  in TEST_F()
587   EXPECT_TRUE(stream_->WriteBlocking(test_write_buffer_, 80, &size, nullptr));  in TEST_F()
597   EXPECT_TRUE(stream_->WriteBlocking(test_write_buffer_, 50, &size, nullptr));  in TEST_F()
611   EXPECT_FALSE(stream_->WriteBlocking(test_write_buffer_, 80, &size, &error));  in TEST_F()
637   EXPECT_TRUE(stream_->WriteAllBlocking(test_write_buffer_, 100, nullptr));  in TEST_F()
649   EXPECT_FALSE(stream_->WriteAllBlocking(test_write_buffer_, 80, &error));  in TEST_F()
658   EXPECT_FALSE(stream_->WaitForDataBlocking(Stream::AccessMode::WRITE, {},  in TEST_F()
665   EXPECT_TRUE(stream_->FlushBlocking(nullptr));  in TEST_F()
670   EXPECT_TRUE(stream_->CloseBlocking(nullptr));  in TEST_F()
673   EXPECT_TRUE(stream_->CloseBlocking(nullptr));  in TEST_F()
679   EXPECT_FALSE(stream_->CloseBlocking(&error));  in TEST_F()