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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <string>
#include "base/compiler_specific.h"
#include "base/functional/bind.h"
#include "base/json/json_reader.h"
#include "base/memory/ref_counted.h"
#include "base/message_loop/message_pump_type.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/task_environment.h"
#include "base/threading/platform_thread.h"
#include "base/threading/thread.h"
#include "base/time/time.h"
#include "chrome/test/chromedriver/net/sync_websocket_impl.h"
#include "chrome/test/chromedriver/net/test_http_server.h"
#include "chrome/test/chromedriver/net/timeout.h"
#include "chrome/test/chromedriver/net/url_request_context_getter.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace {
class SyncWebSocketImplTest : public testing::Test {
protected:
SyncWebSocketImplTest()
: client_thread_("ClientThread"), long_timeout_(base::Minutes(1)) {}
~SyncWebSocketImplTest() override = default;
void SetUp() override {
ASSERT_TRUE(client_thread_.StartWithOptions(
base::Thread::Options(base::MessagePumpType::IO, 0)));
context_getter_ = new URLRequestContextGetter(client_thread_.task_runner());
ASSERT_TRUE(server_.Start());
}
void TearDown() override { server_.Stop(); }
Timeout long_timeout() const { return Timeout(long_timeout_); }
base::test::SingleThreadTaskEnvironment task_environment;
base::Thread client_thread_;
TestHttpServer server_;
scoped_refptr<URLRequestContextGetter> context_getter_;
const base::TimeDelta long_timeout_;
};
} // namespace
TEST_F(SyncWebSocketImplTest, CreateDestroy) {
SyncWebSocketImpl sock(context_getter_.get());
}
// TODO(crbug.com/40168673) Re-enable test
TEST_F(SyncWebSocketImplTest, DISABLED_Connect) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
}
TEST_F(SyncWebSocketImplTest, ConnectFail) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_FALSE(sock.Connect(GURL("ws://127.0.0.1:33333")));
}
TEST_F(SyncWebSocketImplTest, SendReceive) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("hi"));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("hi", message.c_str());
}
TEST_F(SyncWebSocketImplTest, DetermineRecipient) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
std::string message_for_chromedriver = R"({
"id": 1,
"method": "Page.enable"
})";
std::string message_not_for_chromedriver = R"({
"id": -1,
"method": "Page.enable"
})";
sock.Send(message_not_for_chromedriver);
sock.Send(message_for_chromedriver);
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
// Getting message id and method
std::optional<base::Value> message_value = base::JSONReader::Read(message);
ASSERT_TRUE(message_value.has_value());
base::Value::Dict* message_dict = message_value->GetIfDict();
ASSERT_TRUE(message_dict);
const std::string* method = message_dict->FindString("method");
ASSERT_EQ(*method, "Page.enable");
int id = message_dict->FindInt("id").value_or(-1);
ASSERT_EQ(id, 1);
}
TEST_F(SyncWebSocketImplTest, SendReceiveTimeout) {
SyncWebSocketImpl sock(context_getter_.get());
// The server might reply too quickly so that the response will be received
// before we call ReceiveNextMessage; we must prevent it.
base::WaitableEvent server_reply_allowed(
base::WaitableEvent::ResetPolicy::AUTOMATIC,
base::WaitableEvent::InitialState::NOT_SIGNALED);
server_.SetMessageCallback(base::BindOnce(
&base::WaitableEvent::Wait, base::Unretained(&server_reply_allowed)));
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("hi"));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kTimeout,
sock.ReceiveNextMessage(&message, Timeout(base::TimeDelta())));
server_reply_allowed.Signal();
// Receive the response to avoid possible deletion of the event while the
// server thread has not yet returned from the call to Wait.
EXPECT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
}
TEST_F(SyncWebSocketImplTest, SendReceiveLarge) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
std::string wrote_message(10 << 20, 'a');
ASSERT_TRUE(sock.Send(wrote_message));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_EQ(wrote_message.length(), message.length());
ASSERT_EQ(wrote_message, message);
}
TEST_F(SyncWebSocketImplTest, SendReceiveMany) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("1"));
ASSERT_TRUE(sock.Send("2"));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("1", message.c_str());
ASSERT_TRUE(sock.Send("3"));
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("2", message.c_str());
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("3", message.c_str());
}
TEST_F(SyncWebSocketImplTest, CloseOnReceive) {
server_.SetMessageAction(TestHttpServer::kCloseOnMessage);
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("1"));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kDisconnected,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("", message.c_str());
}
TEST_F(SyncWebSocketImplTest, CloseOnSend) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
server_.Stop();
ASSERT_FALSE(sock.Send("1"));
}
TEST_F(SyncWebSocketImplTest, Reconnect) {
SyncWebSocketImpl sock(context_getter_.get());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("1"));
// Wait for SyncWebSocket to receive the response from the server.
Timeout response_timeout(base::Seconds(20));
while (!response_timeout.IsExpired()) {
if (sock.IsConnected() && !sock.HasNextMessage())
base::PlatformThread::Sleep(base::Milliseconds(10));
else
break;
}
server_.Stop();
ASSERT_FALSE(sock.Send("2"));
ASSERT_FALSE(sock.IsConnected());
server_.Start();
ASSERT_TRUE(sock.HasNextMessage());
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_FALSE(sock.HasNextMessage());
ASSERT_TRUE(sock.Send("3"));
std::string message;
ASSERT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
ASSERT_STREQ("3", message.c_str());
ASSERT_FALSE(sock.HasNextMessage());
}
TEST_F(SyncWebSocketImplTest, NotificationArrives) {
base::RunLoop run_loop;
SyncWebSocketImpl sock(context_getter_.get());
bool notified = false;
sock.SetNotificationCallback(base::BindRepeating(
[](bool& flag, base::RepeatingClosure callback) {
flag = true;
callback.Run();
},
std::ref(notified), run_loop.QuitClosure()));
ASSERT_TRUE(sock.Connect(server_.web_socket_url()));
ASSERT_TRUE(sock.Send("there"));
std::string message;
EXPECT_EQ(SyncWebSocket::StatusCode::kOk,
sock.ReceiveNextMessage(&message, long_timeout()));
// Notification must arrive via the message queue.
// If it arrives earlier then we have a threading problem.
EXPECT_FALSE(notified);
run_loop.Run();
EXPECT_TRUE(notified);
}
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