defineSuite([
        'Core/Fullscreen',
        'Core/FeatureDetection'
    ], function(
        Fullscreen,
        FeatureDetection) {
    'use strict';

    it('can tell if fullscreen is supported', function() {
        // just make sure the function runs, the test can't expect a particular result.
        expect(Fullscreen.supportsFullscreen()).toBeDefined();
    });

    it('can tell if fullscreen is enabled', function() {
        if (Fullscreen.supportsFullscreen()) {
            // just make sure the function runs, the test can't expect a particular result.
            expect(Fullscreen.enabled).toBeDefined();
        } else {
            expect(Fullscreen.enabled).toBeUndefined();
        }
    });

    it('can get fullscreen element', function() {
        if (Fullscreen.supportsFullscreen()) {
            expect(Fullscreen.element).toBeNull();
        } else {
            expect(Fullscreen.element).toBeUndefined();
        }
    });

    it('can tell if the browser is in fullscreen', function() {
        if (Fullscreen.supportsFullscreen()) {
            expect(Fullscreen.fullscreen).toEqual(false);
        } else {
            expect(Fullscreen.fullscreen).toBeUndefined();
        }
    });

    it('can request fullscreen', function() {
        // we can get away with this because the request is async, allowing us to
        // exit before it actually happens
        Fullscreen.requestFullscreen(document.body);
        Fullscreen.exitFullscreen();
    });

    if (!FeatureDetection.isInternetExplorer()) {
        it('can get the fullscreen change event name', function() {
            if (Fullscreen.supportsFullscreen()) {
                // the property on the document is the event name, prefixed with 'on'.
                expect(document['on' + Fullscreen.changeEventName]).toBeDefined();
            } else {
                expect(Fullscreen.changeEventName).toBeUndefined();
            }
        });

        it('can get the fullscreen error event name', function() {
            if (Fullscreen.supportsFullscreen()) {
                // the property on the document is the event name, prefixed with 'on'.
                expect(document['on' + Fullscreen.errorEventName]).toBeDefined();
            } else {
                expect(Fullscreen.errorEventName).toBeUndefined();
            }
        });
    }
});