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// Copyright 2014 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/multiprocess_exec.h"
#include "base/logging.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "gtest/gtest.h"
#include "test/test_paths.h"
#include "util/file/file_io.h"
namespace crashpad {
namespace test {
namespace {
class TestMultiprocessExec final : public MultiprocessExec {
public:
TestMultiprocessExec() : MultiprocessExec() {}
TestMultiprocessExec(const TestMultiprocessExec&) = delete;
TestMultiprocessExec& operator=(const TestMultiprocessExec&) = delete;
~TestMultiprocessExec() {}
private:
void MultiprocessParent() override {
// Use Logging*File() instead of Checked*File() so that the test can fail
// gracefully with a Google Test assertion if the child does not execute
// properly.
char c = 'z';
ASSERT_TRUE(LoggingWriteFile(WritePipeHandle(), &c, 1));
ASSERT_TRUE(LoggingReadFileExactly(ReadPipeHandle(), &c, 1));
EXPECT_EQ(c, 'Z');
}
};
TEST(MultiprocessExec, MultiprocessExec) {
TestMultiprocessExec multiprocess_exec;
base::FilePath child_test_executable = TestPaths::BuildArtifact(
FILE_PATH_LITERAL("test"),
FILE_PATH_LITERAL("multiprocess_exec_test_child"),
TestPaths::FileType::kExecutable);
multiprocess_exec.SetChildCommand(child_test_executable, nullptr);
multiprocess_exec.Run();
}
CRASHPAD_CHILD_TEST_MAIN(SimpleMultiprocess) {
char c;
CheckedReadFileExactly(StdioFileHandle(StdioStream::kStandardInput), &c, 1);
LOG_IF(FATAL, c != 'z');
c = 'Z';
CheckedWriteFile(StdioFileHandle(StdioStream::kStandardOutput), &c, 1);
return 0;
}
TEST(MultiprocessExec, MultiprocessExecSimpleChild) {
TestMultiprocessExec exec;
exec.SetChildTestMainFunction("SimpleMultiprocess");
exec.Run();
}
CRASHPAD_CHILD_TEST_MAIN(SimpleMultiprocessReturnsNonZero) {
return 123;
}
class TestMultiprocessExecEmpty final : public MultiprocessExec {
public:
TestMultiprocessExecEmpty() = default;
TestMultiprocessExecEmpty(const TestMultiprocessExecEmpty&) = delete;
TestMultiprocessExecEmpty& operator=(const TestMultiprocessExecEmpty&) =
delete;
~TestMultiprocessExecEmpty() = default;
private:
void MultiprocessParent() override {}
};
TEST(MultiprocessExec, MultiprocessExecSimpleChildReturnsNonZero) {
TestMultiprocessExecEmpty exec;
exec.SetChildTestMainFunction("SimpleMultiprocessReturnsNonZero");
exec.SetExpectedChildTermination(
Multiprocess::TerminationReason::kTerminationNormal, 123);
exec.Run();
}
#if !BUILDFLAG(IS_WIN)
CRASHPAD_CHILD_TEST_MAIN(BuiltinTrapChild) {
__builtin_trap();
return EXIT_SUCCESS;
}
class TestBuiltinTrapTermination final : public MultiprocessExec {
public:
TestBuiltinTrapTermination() {
SetChildTestMainFunction("BuiltinTrapChild");
SetExpectedChildTerminationBuiltinTrap();
}
TestBuiltinTrapTermination(const TestBuiltinTrapTermination&) = delete;
TestBuiltinTrapTermination& operator=(const TestBuiltinTrapTermination&) =
delete;
~TestBuiltinTrapTermination() = default;
private:
void MultiprocessParent() override {}
};
TEST(MultiprocessExec, BuiltinTrapTermination) {
TestBuiltinTrapTermination test;
test.Run();
}
#endif // !BUILDFLAG(IS_WIN)
} // namespace
} // namespace test
} // namespace crashpad