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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 "base/memory/scoped_ptr.h"
#include "base/strings/stringprintf.h"
#include "chrome/browser/media/router/media_source_helper.h"
#include "chrome/browser/media/router/mock_media_router.h"
#include "chrome/browser/media/router/mock_screen_availability_listener.h"
#include "chrome/browser/media/router/presentation_media_sinks_observer.h"
#include "chrome/test/base/chrome_render_view_host_test_harness.h"
#include "content/public/browser/presentation_screen_availability_listener.h"
#include "testing/gmock/include/gmock/gmock.h"
using testing::_;
using testing::Mock;
using testing::Return;
namespace media_router {
class PresentationMediaSinksObserverTest : public ::testing::Test {
public:
PresentationMediaSinksObserverTest()
: listener_("http://example.com/presentation.html") {}
~PresentationMediaSinksObserverTest() override {}
void SetUp() override {
EXPECT_CALL(router_, RegisterMediaSinksObserver(_)).Times(1);
observer_.reset(new PresentationMediaSinksObserver(
&router_, &listener_,
MediaSourceForPresentationUrl("http://example.com/presentation.html")));
}
void TearDown() override {
EXPECT_CALL(router_, UnregisterMediaSinksObserver(_));
observer_.reset();
}
MockMediaRouter router_;
MockScreenAvailabilityListener listener_;
scoped_ptr<PresentationMediaSinksObserver> observer_;
private:
DISALLOW_COPY_AND_ASSIGN(PresentationMediaSinksObserverTest);
};
TEST_F(PresentationMediaSinksObserverTest, AvailableScreens) {
std::vector<MediaSink> result;
result.push_back(MediaSink("sinkId", "Sink"));
EXPECT_CALL(listener_, OnScreenAvailabilityChanged(true)).Times(1);
observer_->OnSinksReceived(result);
}
TEST_F(PresentationMediaSinksObserverTest, NoAvailableScreens) {
EXPECT_CALL(listener_, OnScreenAvailabilityChanged(false)).Times(1);
observer_->OnSinksReceived(std::vector<MediaSink>());
}
TEST_F(PresentationMediaSinksObserverTest, ConsecutiveResults) {
EXPECT_CALL(listener_, OnScreenAvailabilityChanged(false)).Times(1);
observer_->OnSinksReceived(std::vector<MediaSink>());
EXPECT_TRUE(Mock::VerifyAndClearExpectations(&listener_));
// Does not propagate result to |listener_| since result is same.
observer_->OnSinksReceived(std::vector<MediaSink>());
EXPECT_TRUE(Mock::VerifyAndClearExpectations(&listener_));
// |listener_| should get result since it changed to true.
std::vector<MediaSink> result;
result.push_back(MediaSink("sinkId", "Sink"));
EXPECT_CALL(listener_, OnScreenAvailabilityChanged(true)).Times(1);
observer_->OnSinksReceived(result);
EXPECT_TRUE(Mock::VerifyAndClearExpectations(&listener_));
// Does not propagate result to |listener_| since result is same.
result.push_back(MediaSink("sinkId2", "Sink 2"));
observer_->OnSinksReceived(result);
EXPECT_TRUE(Mock::VerifyAndClearExpectations(&listener_));
// |listener_| should get result since it changed to false.
EXPECT_CALL(listener_, OnScreenAvailabilityChanged(false)).Times(1);
observer_->OnSinksReceived(std::vector<MediaSink>());
EXPECT_TRUE(Mock::VerifyAndClearExpectations(&listener_));
}
} // namespace media_router
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