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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/public/bindings/lib/remote_ptr.h"
#include "mojo/public/environment/environment.h"
#include "mojo/public/tests/test_support.h"
#include "mojo/public/utility/run_loop.h"
#include "mojom/sample_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace mojo {
namespace test {
namespace {
const char kText1[] = "hello";
const char kText2[] = "world";
class SampleFactoryImpl : public sample::Factory {
public:
explicit SampleFactoryImpl(ScopedMessagePipeHandle pipe)
: client_(pipe.Pass(), this) {
}
virtual void DoStuff(const sample::Request& request,
ScopedMessagePipeHandle pipe) MOJO_OVERRIDE {
std::string text1;
if (pipe.is_valid())
EXPECT_TRUE(ReadTextMessage(pipe.get(), &text1));
std::string text2;
if (request.pipe().is_valid()) {
EXPECT_TRUE(ReadTextMessage(request.pipe().get(), &text2));
// Ensure that simply accessing request.pipe() does not close it.
EXPECT_TRUE(request.pipe().is_valid());
}
ScopedMessagePipeHandle pipe0;
if (!text2.empty()) {
CreateMessagePipe(&pipe0, &pipe1_);
EXPECT_TRUE(WriteTextMessage(pipe1_.get(), text2));
}
AllocationScope scope;
sample::Response::Builder response;
response.set_x(2);
response.set_pipe(pipe0.Pass());
client_->DidStuff(response.Finish(), text1);
}
private:
RemotePtr<sample::FactoryClient> client_;
ScopedMessagePipeHandle pipe1_;
};
class SampleFactoryClientImpl : public sample::FactoryClient {
public:
explicit SampleFactoryClientImpl(ScopedMessagePipeHandle pipe)
: factory_(pipe.Pass(), this),
got_response_(false) {
}
void Start() {
expected_text_reply_ = kText1;
ScopedMessagePipeHandle pipe0;
CreateMessagePipe(&pipe0, &pipe1_);
EXPECT_TRUE(WriteTextMessage(pipe1_.get(), kText1));
ScopedMessagePipeHandle pipe2;
CreateMessagePipe(&pipe2, &pipe3_);
EXPECT_TRUE(WriteTextMessage(pipe3_.get(), kText2));
AllocationScope scope;
sample::Request::Builder request;
request.set_x(1);
request.set_pipe(pipe2.Pass());
factory_->DoStuff(request.Finish(), pipe0.Pass());
}
void StartNoPipes() {
expected_text_reply_.clear();
AllocationScope scope;
sample::Request::Builder request;
request.set_x(1);
factory_->DoStuff(request.Finish(), ScopedMessagePipeHandle().Pass());
}
bool got_response() const {
return got_response_;
}
virtual void DidStuff(const sample::Response& response,
const String& text_reply) MOJO_OVERRIDE {
EXPECT_EQ(expected_text_reply_, text_reply.To<std::string>());
if (response.pipe().is_valid()) {
std::string text2;
EXPECT_TRUE(ReadTextMessage(response.pipe().get(), &text2));
// Ensure that simply accessing response.pipe() does not close it.
EXPECT_TRUE(response.pipe().is_valid());
EXPECT_EQ(std::string(kText2), text2);
// Do some more tests of handle passing:
ScopedMessagePipeHandle p = response.pipe().Pass();
EXPECT_TRUE(p.is_valid());
EXPECT_FALSE(response.pipe().is_valid());
}
got_response_ = true;
}
private:
RemotePtr<sample::Factory> factory_;
ScopedMessagePipeHandle pipe1_;
ScopedMessagePipeHandle pipe3_;
std::string expected_text_reply_;
bool got_response_;
};
} // namespace
class HandlePassingTest : public testing::Test {
public:
void PumpMessages() {
loop_.RunUntilIdle();
}
private:
Environment env_;
RunLoop loop_;
};
TEST_F(HandlePassingTest, Basic) {
ScopedMessagePipeHandle pipe0;
ScopedMessagePipeHandle pipe1;
CreateMessagePipe(&pipe0, &pipe1);
SampleFactoryImpl factory(pipe0.Pass());
SampleFactoryClientImpl factory_client(pipe1.Pass());
factory_client.Start();
EXPECT_FALSE(factory_client.got_response());
PumpMessages();
EXPECT_TRUE(factory_client.got_response());
}
TEST_F(HandlePassingTest, PassInvalid) {
ScopedMessagePipeHandle pipe0;
ScopedMessagePipeHandle pipe1;
CreateMessagePipe(&pipe0, &pipe1);
SampleFactoryImpl factory(pipe0.Pass());
SampleFactoryClientImpl factory_client(pipe1.Pass());
factory_client.StartNoPipes();
EXPECT_FALSE(factory_client.got_response());
PumpMessages();
EXPECT_TRUE(factory_client.got_response());
}
} // namespace test
} // namespace mojo
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