| // Copyright 2015 The Crashpad Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "test/win/win_child_process.h" |
| |
| #include <windows.h> |
| #include <stdlib.h> |
| |
| #include "base/macros.h" |
| #include "gtest/gtest.h" |
| |
| namespace crashpad { |
| namespace test { |
| namespace { |
| |
| int ReadInt(HANDLE handle) { |
| int value = 0; |
| DWORD bytes_read = 0; |
| EXPECT_TRUE(::ReadFile(handle, &value, sizeof(value), &bytes_read, nullptr)); |
| EXPECT_EQ(bytes_read, sizeof(value)); |
| return value; |
| } |
| |
| void WriteInt(HANDLE handle, int value) { |
| DWORD bytes_written = 0; |
| EXPECT_TRUE( |
| ::WriteFile(handle, &value, sizeof(value), &bytes_written, nullptr)); |
| EXPECT_EQ(bytes_written, sizeof(value)); |
| } |
| |
| class TestWinChildProcess final : public WinChildProcess { |
| public: |
| TestWinChildProcess() : WinChildProcess() {} |
| |
| ~TestWinChildProcess() {} |
| |
| private: |
| // WinChildProcess will have already exercised the pipes. |
| int Run() override { |
| int value = ReadInt(ReadPipeHandle()); |
| WriteInt(WritePipeHandle(), value); |
| return testing::Test::HasFailure() ? EXIT_FAILURE : EXIT_SUCCESS; |
| } |
| |
| DISALLOW_COPY_AND_ASSIGN(TestWinChildProcess); |
| }; |
| |
| TEST(WinChildProcessTest, WinChildProcess) { |
| WinChildProcess::EntryPoint<TestWinChildProcess>(); |
| |
| std::unique_ptr<WinChildProcess::Handles> handles = WinChildProcess::Launch(); |
| WriteInt(handles->write.get(), 1); |
| ASSERT_EQ(ReadInt(handles->read.get()), 1); |
| } |
| |
| TEST(WinChildProcessTest, MultipleChildren) { |
| WinChildProcess::EntryPoint<TestWinChildProcess>(); |
| |
| std::unique_ptr<WinChildProcess::Handles> handles_1 = |
| WinChildProcess::Launch(); |
| std::unique_ptr<WinChildProcess::Handles> handles_2 = |
| WinChildProcess::Launch(); |
| std::unique_ptr<WinChildProcess::Handles> handles_3 = |
| WinChildProcess::Launch(); |
| |
| WriteInt(handles_1->write.get(), 1); |
| WriteInt(handles_2->write.get(), 2); |
| WriteInt(handles_3->write.get(), 3); |
| ASSERT_EQ(ReadInt(handles_3->read.get()), 3); |
| ASSERT_EQ(ReadInt(handles_2->read.get()), 2); |
| ASSERT_EQ(ReadInt(handles_1->read.get()), 1); |
| } |
| |
| } // namespace |
| } // namespace test |
| } // namespace crashpad |