crashpad/util/test/multiprocess_exec_test.cc
Mark Mentovai 22cf9e28d5 util_test: Don’t crash when run from the wrong location.
When run from the wrong location and test data or other test programs
can’t be found, the tests should fail with gtest assertions. The test
executable should not crash.

BUG=crashpad:4
TEST=util_test
R=rsesek@chromium.org

Review URL: https://codereview.chromium.org/799083003
2014-12-15 16:40:16 -05:00

61 lines
1.8 KiB
C++

// 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 "util/test/multiprocess_exec.h"
#include <unistd.h>
#include "base/basictypes.h"
#include "gtest/gtest.h"
#include "util/file/fd_io.h"
#include "util/test/executable_path.h"
namespace crashpad {
namespace test {
namespace {
class TestMultiprocessExec final : public MultiprocessExec {
public:
TestMultiprocessExec() : MultiprocessExec() {}
~TestMultiprocessExec() {}
private:
void MultiprocessParent() override {
// Use Logging*FD() instead of Checked*FD() so that the test can fail
// gracefully with a gtest assertion if the child does not execute properly.
char c = 'z';
ASSERT_TRUE(LoggingWriteFD(WritePipeFD(), &c, 1));
ASSERT_TRUE(LoggingReadFD(ReadPipeFD(), &c, 1));
EXPECT_EQ('Z', c);
}
DISALLOW_COPY_AND_ASSIGN(TestMultiprocessExec);
};
TEST(MultiprocessExec, MultiprocessExec) {
TestMultiprocessExec multiprocess_exec;
base::FilePath test_executable = ExecutablePath();
std::string child_test_executable =
test_executable.value() + "_multiprocess_exec_test_child";
multiprocess_exec.SetChildCommand(child_test_executable, nullptr);
multiprocess_exec.Run();
}
} // namespace
} // namespace test
} // namespace crashpad