| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "arc/vm/vsock_proxy/pipe_stream.h" |
| |
| #include <string> |
| #include <tuple> |
| #include <utility> |
| |
| #include <base/files/file_util.h> |
| #include <base/files/scoped_file.h> |
| #include <base/optional.h> |
| #include <gtest/gtest.h> |
| |
| #include "arc/vm/vsock_proxy/file_descriptor_util.h" |
| #include "arc/vm/vsock_proxy/message.pb.h" |
| |
| namespace arc { |
| namespace { |
| |
| TEST(PipeStreamTest, ReadWrite) { |
| constexpr char kData[] = "abcdefghijklmnopqrstuvwxyz"; |
| |
| arc_proxy::VSockMessage message; |
| { |
| auto pipes = CreatePipe(); |
| ASSERT_TRUE(pipes.has_value()); |
| base::ScopedFD read_fd; |
| base::ScopedFD write_fd; |
| std::tie(read_fd, write_fd) = std::move(pipes).value(); |
| ASSERT_TRUE( |
| base::WriteFileDescriptor(write_fd.get(), kData, sizeof(kData))); |
| write_fd.reset(); |
| ASSERT_TRUE(PipeStream(std::move(read_fd)).Read(&message)); |
| } |
| |
| std::string read_data; |
| read_data.resize(sizeof(kData)); |
| { |
| auto pipes = CreatePipe(); |
| ASSERT_TRUE(pipes.has_value()); |
| base::ScopedFD read_fd; |
| base::ScopedFD write_fd; |
| std::tie(read_fd, write_fd) = std::move(pipes).value(); |
| ASSERT_TRUE(PipeStream(std::move(write_fd)).Write(message.mutable_data())); |
| ASSERT_TRUE(base::ReadFromFD(read_fd.get(), &read_data[0], sizeof(kData))); |
| } |
| |
| EXPECT_EQ(std::string(kData, sizeof(kData)), read_data); |
| } |
| |
| TEST(PipeStreamTest, Close) { |
| auto pipes = CreatePipe(); |
| ASSERT_TRUE(pipes.has_value()); |
| base::ScopedFD read_fd; |
| base::ScopedFD write_fd; |
| std::tie(read_fd, write_fd) = std::move(pipes).value(); |
| // Close the write side then, the read message should be empty. |
| write_fd.reset(); |
| arc_proxy::VSockMessage message; |
| ASSERT_TRUE(PipeStream(std::move(read_fd)).Read(&message)); |
| EXPECT_TRUE(message.has_close()); |
| } |
| |
| } // namespace |
| } // namespace arc |