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// Copyright 2015 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 "blimp/common/proto/blimp_message.pb.h"
#include "blimp/common/proto/input.pb.h"
#include "blimp/common/proto/navigation.pb.h"
#include "blimp/net/blimp_message_multiplexer.h"
#include "blimp/net/test_common.h"
#include "net/base/net_errors.h"
#include "net/base/test_completion_callback.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::DoAll;
using testing::Ref;
using testing::SaveArg;
namespace blimp {
namespace {
class BlimpMessageMultiplexerTest : public testing::Test {
public:
BlimpMessageMultiplexerTest()
: multiplexer_(&mock_output_processor_),
input_message_(new BlimpMessage),
navigation_message_(new BlimpMessage),
input_processor_(multiplexer_.CreateSenderForType(BlimpMessage::INPUT)),
navigation_processor_(
multiplexer_.CreateSenderForType(BlimpMessage::NAVIGATION)) {}
void SetUp() override {
EXPECT_CALL(mock_output_processor_, MockableProcessMessage(_, _))
.WillRepeatedly(
DoAll(SaveArg<0>(&captured_message_), SaveArg<1>(&captured_cb_)));
input_message_->mutable_input()->set_type(
InputMessage::Type_GestureScrollBegin);
navigation_message_->mutable_navigation()->set_type(
NavigationMessage::LOAD_URL);
}
protected:
MockBlimpMessageProcessor mock_output_processor_;
BlimpMessageMultiplexer multiplexer_;
scoped_ptr<BlimpMessage> input_message_;
scoped_ptr<BlimpMessage> navigation_message_;
BlimpMessage captured_message_;
net::CompletionCallback captured_cb_;
scoped_ptr<BlimpMessageProcessor> input_processor_;
scoped_ptr<BlimpMessageProcessor> navigation_processor_;
};
// Verify that each sender propagates its types and copies the message payload
// correctly.
TEST_F(BlimpMessageMultiplexerTest, TypeSetByMux) {
net::TestCompletionCallback cb_1;
input_processor_->ProcessMessage(std::move(input_message_), cb_1.callback());
EXPECT_EQ(BlimpMessage::INPUT, captured_message_.type());
EXPECT_EQ(InputMessage::Type_GestureScrollBegin,
captured_message_.input().type());
captured_cb_.Run(net::OK);
EXPECT_EQ(net::OK, cb_1.WaitForResult());
net::TestCompletionCallback cb_2;
navigation_processor_->ProcessMessage(std::move(navigation_message_),
cb_2.callback());
EXPECT_EQ(BlimpMessage::NAVIGATION, captured_message_.type());
EXPECT_EQ(NavigationMessage::LOAD_URL, captured_message_.navigation().type());
captured_cb_.Run(net::ERR_FAILED);
EXPECT_EQ(net::ERR_FAILED, cb_2.WaitForResult());
}
// Verify that the multiplexer allows the caller to supply a message type.
TEST_F(BlimpMessageMultiplexerTest, TypeSetByCaller) {
input_message_->set_type(BlimpMessage::INPUT);
net::TestCompletionCallback cb_1;
input_processor_->ProcessMessage(std::move(input_message_), cb_1.callback());
EXPECT_EQ(BlimpMessage::INPUT, captured_message_.type());
EXPECT_EQ(InputMessage::Type_GestureScrollBegin,
captured_message_.input().type());
captured_cb_.Run(net::OK);
EXPECT_EQ(net::OK, cb_1.WaitForResult());
}
// Verify that senders for a given type can be torn down and recreated.
TEST_F(BlimpMessageMultiplexerTest, SenderTransience) {
net::TestCompletionCallback cb_3;
input_processor_ = multiplexer_.CreateSenderForType(BlimpMessage::INPUT);
input_processor_->ProcessMessage(std::move(input_message_), cb_3.callback());
EXPECT_EQ(BlimpMessage::INPUT, captured_message_.type());
EXPECT_EQ(InputMessage::Type_GestureScrollBegin,
captured_message_.input().type());
captured_cb_.Run(net::OK);
EXPECT_EQ(net::OK, cb_3.WaitForResult());
}
// Verify that there is no limit on the number of senders for a given type.
TEST_F(BlimpMessageMultiplexerTest, SenderMultiplicity) {
net::TestCompletionCallback cb_4;
scoped_ptr<BlimpMessageProcessor> input_processor_2 =
multiplexer_.CreateSenderForType(BlimpMessage::INPUT);
input_processor_2->ProcessMessage(std::move(input_message_), cb_4.callback());
EXPECT_EQ(BlimpMessage::INPUT, captured_message_.type());
EXPECT_EQ(InputMessage::Type_GestureScrollBegin,
captured_message_.input().type());
captured_cb_.Run(net::ERR_INVALID_ARGUMENT);
EXPECT_EQ(net::ERR_INVALID_ARGUMENT, cb_4.WaitForResult());
}
} // namespace
} // namespace blimp
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