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// Copyright 2014 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 <stdint.h>
#include <utility>
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "mojo/public/cpp/bindings/binding.h"
#include "mojo/public/cpp/test_support/test_utils.h"
#include "mojo/public/interfaces/bindings/tests/sample_import.mojom.h"
#include "mojo/public/interfaces/bindings/tests/sample_interfaces.mojom.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace mojo {
namespace test {
namespace {
class ProviderImpl : public sample::Provider {
public:
explicit ProviderImpl(InterfaceRequest<sample::Provider> request)
: binding_(this, std::move(request)) {}
void EchoString(const std::string& a,
const EchoStringCallback& callback) override {
EchoStringCallback callback_copy;
// Make sure operator= is used.
callback_copy = callback;
callback_copy.Run(a);
}
void EchoStrings(const std::string& a,
const std::string& b,
const EchoStringsCallback& callback) override {
callback.Run(a, b);
}
void EchoMessagePipeHandle(
ScopedMessagePipeHandle a,
const EchoMessagePipeHandleCallback& callback) override {
callback.Run(std::move(a));
}
void EchoEnum(sample::Enum a, const EchoEnumCallback& callback) override {
callback.Run(a);
}
void EchoInt(int32_t a, const EchoIntCallback& callback) override {
callback.Run(a);
}
Binding<sample::Provider> binding_;
};
void RecordString(std::string* storage,
const base::Closure& closure,
const std::string& str) {
*storage = str;
closure.Run();
}
void RecordStrings(std::string* storage,
const base::Closure& closure,
const std::string& a,
const std::string& b) {
*storage = a + b;
closure.Run();
}
void WriteToMessagePipe(const char* text,
const base::Closure& closure,
ScopedMessagePipeHandle handle) {
WriteTextMessage(handle.get(), text);
closure.Run();
}
void RecordEnum(sample::Enum* storage,
const base::Closure& closure,
sample::Enum value) {
*storage = value;
closure.Run();
}
class RequestResponseTest : public testing::Test {
public:
RequestResponseTest() {}
~RequestResponseTest() override { base::RunLoop().RunUntilIdle(); }
void PumpMessages() { base::RunLoop().RunUntilIdle(); }
private:
base::MessageLoop loop_;
};
TEST_F(RequestResponseTest, EchoString) {
sample::ProviderPtr provider;
ProviderImpl provider_impl(MakeRequest(&provider));
std::string buf;
base::RunLoop run_loop;
provider->EchoString("hello",
base::Bind(&RecordString, &buf, run_loop.QuitClosure()));
run_loop.Run();
EXPECT_EQ(std::string("hello"), buf);
}
TEST_F(RequestResponseTest, EchoStrings) {
sample::ProviderPtr provider;
ProviderImpl provider_impl(MakeRequest(&provider));
std::string buf;
base::RunLoop run_loop;
provider->EchoStrings("hello", " world", base::Bind(&RecordStrings, &buf,
run_loop.QuitClosure()));
run_loop.Run();
EXPECT_EQ(std::string("hello world"), buf);
}
TEST_F(RequestResponseTest, EchoMessagePipeHandle) {
sample::ProviderPtr provider;
ProviderImpl provider_impl(MakeRequest(&provider));
MessagePipe pipe2;
base::RunLoop run_loop;
provider->EchoMessagePipeHandle(
std::move(pipe2.handle1),
base::Bind(&WriteToMessagePipe, "hello", run_loop.QuitClosure()));
run_loop.Run();
std::string value;
ReadTextMessage(pipe2.handle0.get(), &value);
EXPECT_EQ(std::string("hello"), value);
}
TEST_F(RequestResponseTest, EchoEnum) {
sample::ProviderPtr provider;
ProviderImpl provider_impl(MakeRequest(&provider));
sample::Enum value;
base::RunLoop run_loop;
provider->EchoEnum(sample::Enum::VALUE,
base::Bind(&RecordEnum, &value, run_loop.QuitClosure()));
run_loop.Run();
EXPECT_EQ(sample::Enum::VALUE, value);
}
} // namespace
} // namespace test
} // namespace mojo
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