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// Copyright (c) 2010 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 "base/message_loop.h"
#include "base/message_loop_proxy.h"
#include "base/ref_counted.h"
#include "base/string_number_conversions.h"
#include "remoting/base/constants.h"
#include "remoting/host/heartbeat_sender.h"
#include "remoting/host/host_key_pair.h"
#include "remoting/host/in_memory_host_config.h"
#include "remoting/host/test_key_pair.h"
#include "remoting/jingle_glue/iq_request.h"
#include "remoting/jingle_glue/jingle_client.h"
#include "remoting/jingle_glue/jingle_thread.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
#include "third_party/libjingle/source/talk/xmpp/constants.h"
using buzz::QName;
using buzz::XmlElement;
using testing::_;
using testing::DeleteArg;
using testing::DoAll;
using testing::Invoke;
using testing::NotNull;
using testing::Return;
namespace remoting {
namespace {
const char kHostId[] = "0";
const char kTestJid[] = "user@gmail.com/chromoting123";
const int64 kTestTime = 123123123;
} // namespace
class MockSignalStrategy : public SignalStrategy {
public:
MOCK_METHOD1(Init, void(StatusObserver*));
MOCK_METHOD0(port_allocator, cricket::BasicPortAllocator*());
MOCK_METHOD2(ConfigureAllocator, void(cricket::HttpPortAllocator*, Task*));
MOCK_METHOD1(StartSession, void(cricket::SessionManager*));
MOCK_METHOD0(EndSession, void());
MOCK_METHOD0(CreateIqRequest, IqRequest*());
};
class MockIqRequest : public IqRequest {
public:
MOCK_METHOD3(SendIq, void(const std::string& type,
const std::string& addressee,
XmlElement* iq_body));
MOCK_METHOD1(set_callback, void(IqRequest::ReplyCallback*));
// Ensure this takes ownership of the pointer, as the real IqRequest object
// would, to avoid memory-leak.
void set_callback_hook(IqRequest::ReplyCallback* callback) {
callback_.reset(callback);
}
void Init() {
ON_CALL(*this, set_callback(_))
.WillByDefault(Invoke(this, &MockIqRequest::set_callback_hook));
}
private:
scoped_ptr<IqRequest::ReplyCallback> callback_;
};
class HeartbeatSenderTest : public testing::Test {
protected:
virtual void SetUp() {
config_ = new InMemoryHostConfig();
config_->SetString(kHostIdConfigPath, kHostId);
config_->SetString(kPrivateKeyConfigPath, kTestHostKeyPair);
jingle_thread_.message_loop_ = &message_loop_;
signal_strategy_.reset(new MockSignalStrategy());
jingle_client_ =
new JingleClient(&jingle_thread_, signal_strategy_.get(), NULL, NULL);
jingle_client_->full_jid_ = kTestJid;
}
JingleThread jingle_thread_;
scoped_ptr<MockSignalStrategy> signal_strategy_;
scoped_refptr<JingleClient> jingle_client_;
MessageLoop message_loop_;
scoped_refptr<InMemoryHostConfig> config_;
};
// Call Start() followed by Stop(), and makes sure an Iq stanza is
// being send.
TEST_F(HeartbeatSenderTest, DoSendStanza) {
// |iq_request| is freed by HeartbeatSender.
MockIqRequest* iq_request = new MockIqRequest();
iq_request->Init();
EXPECT_CALL(*iq_request, set_callback(_)).Times(1);
scoped_refptr<HeartbeatSender> heartbeat_sender(
new HeartbeatSender(&message_loop_, jingle_client_.get(), config_));
ASSERT_TRUE(heartbeat_sender->Init());
EXPECT_CALL(*signal_strategy_, CreateIqRequest())
.WillOnce(Return(iq_request));
EXPECT_CALL(*iq_request, SendIq(buzz::STR_SET, kChromotingBotJid, NotNull()))
.WillOnce(DoAll(DeleteArg<2>(), Return()));
heartbeat_sender->Start();
message_loop_.RunAllPending();
heartbeat_sender->Stop();
message_loop_.RunAllPending();
}
// Validate format of the heartbeat stanza.
TEST_F(HeartbeatSenderTest, CreateHeartbeatMessage) {
scoped_refptr<HeartbeatSender> heartbeat_sender(
new HeartbeatSender(&message_loop_, jingle_client_.get(), config_));
ASSERT_TRUE(heartbeat_sender->Init());
int64 start_time = static_cast<int64>(base::Time::Now().ToDoubleT());
scoped_ptr<XmlElement> stanza(
heartbeat_sender->CreateHeartbeatMessage());
ASSERT_TRUE(stanza.get() != NULL);
EXPECT_TRUE(QName(kChromotingXmlNamespace, "heartbeat") ==
stanza->Name());
EXPECT_EQ(std::string(kHostId),
stanza->Attr(QName(kChromotingXmlNamespace, "hostid")));
QName signature_tag(kChromotingXmlNamespace, "signature");
XmlElement* signature = stanza->FirstNamed(signature_tag);
ASSERT_TRUE(signature != NULL);
EXPECT_TRUE(stanza->NextNamed(signature_tag) == NULL);
std::string time_str =
signature->Attr(QName(kChromotingXmlNamespace, "time"));
int64 time;
EXPECT_TRUE(base::StringToInt64(time_str, &time));
int64 now = static_cast<int64>(base::Time::Now().ToDoubleT());
EXPECT_LE(start_time, time);
EXPECT_GE(now, time);
HostKeyPair key_pair;
key_pair.LoadFromString(kTestHostKeyPair);
std::string expected_signature =
key_pair.GetSignature(std::string(kTestJid) + ' ' + time_str);
EXPECT_EQ(expected_signature, signature->BodyText());
}
// Verify that ProcessResponse parses set-interval result.
TEST_F(HeartbeatSenderTest, ProcessResponse) {
scoped_ptr<XmlElement> response(new XmlElement(QName("", "iq")));
response->AddAttr(QName("", "type"), "result");
XmlElement* result = new XmlElement(
QName(kChromotingXmlNamespace, "heartbeat-result"));
response->AddElement(result);
XmlElement* set_interval = new XmlElement(
QName(kChromotingXmlNamespace, "set-interval"));
result->AddElement(set_interval);
const int kTestInterval = 123;
set_interval->AddText(base::IntToString(kTestInterval));
scoped_refptr<HeartbeatSender> heartbeat_sender(
new HeartbeatSender(&message_loop_, jingle_client_.get(), config_));
heartbeat_sender->ProcessResponse(response.get());
EXPECT_EQ(kTestInterval * 1000, heartbeat_sender->interval_ms_);
}
} // namespace remoting
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