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// Copyright 2013 The Chromium 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 "mojo/common/test/multiprocess_test_helper.h"
#include "base/command_line.h"
#include "base/logging.h"
#include "base/process/kill.h"
#include "base/process/process_handle.h"
#include "build/build_config.h"
#include "mojo/system/embedder/platform_channel_pair.h"
namespace mojo {
namespace test {
MultiprocessTestHelper::MultiprocessTestHelper()
: test_child_handle_(base::kNullProcessHandle) {
platform_channel_pair_.reset(new embedder::PlatformChannelPair());
server_platform_handle = platform_channel_pair_->PassServerHandle();
}
MultiprocessTestHelper::~MultiprocessTestHelper() {
CHECK_EQ(test_child_handle_, base::kNullProcessHandle);
server_platform_handle.reset();
platform_channel_pair_.reset();
}
void MultiprocessTestHelper::StartChild(const std::string& test_child_name) {
CHECK(platform_channel_pair_.get());
CHECK(!test_child_name.empty());
CHECK_EQ(test_child_handle_, base::kNullProcessHandle);
std::string test_child_main = test_child_name + "TestChildMain";
CommandLine command_line(base::GetMultiProcessTestChildBaseCommandLine());
embedder::HandlePassingInformation handle_passing_info;
platform_channel_pair_->PrepareToPassClientHandleToChildProcess(
&command_line, &handle_passing_info);
base::LaunchOptions options;
#if defined(OS_POSIX)
options.fds_to_remap = &handle_passing_info;
#elif defined(OS_WIN)
options.start_hidden = true;
options.handles_to_inherit = &handle_passing_info;
#else
#error "Not supported yet."
#endif
test_child_handle_ = base::SpawnMultiProcessTestChild(
test_child_main, command_line, options, false);
platform_channel_pair_->ChildProcessLaunched();
CHECK_NE(test_child_handle_, base::kNullProcessHandle);
}
int MultiprocessTestHelper::WaitForChildShutdown() {
CHECK_NE(test_child_handle_, base::kNullProcessHandle);
int rv = -1;
CHECK(base::WaitForExitCodeWithTimeout(
test_child_handle_, &rv, TestTimeouts::action_timeout()));
base::CloseProcessHandle(test_child_handle_);
test_child_handle_ = base::kNullProcessHandle;
return rv;
}
// static
void MultiprocessTestHelper::ChildSetup() {
CHECK(CommandLine::InitializedForCurrentProcess());
client_platform_handle =
embedder::PlatformChannelPair::PassClientHandleFromParentProcess(
*CommandLine::ForCurrentProcess());
}
// static
embedder::ScopedPlatformHandle MultiprocessTestHelper::client_platform_handle;
} // namespace test
} // namespace mojo
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