public void ColorScheme_Method()
        {
            Assert.Throws <ArgumentNullException>(() => IFacebookRecommendationsFeedWidgetExtensions.ColorScheme(null, FacebookColorScheme.Dark));

            Assert.Equal("dark", new FacebookRecommendationsFeedWidget().ColorScheme(FacebookColorScheme.Dark).ColorScheme());
            Assert.Equal("light", new FacebookRecommendationsFeedWidget().ColorScheme(FacebookColorScheme.Light).ColorScheme());
        }
        public void Actions_Method()
        {
            Assert.Throws <ArgumentNullException>(() => IFacebookRecommendationsFeedWidgetExtensions.Actions(null, Enumerable.Empty <string>().ToArray()));

            Assert.False(new FacebookRecommendationsFeedWidget().Actions().Any());
            Assert.True(new FacebookRecommendationsFeedWidget().Actions("first", "second").Actions().SequenceEqual(new[] { "first", "second" }));
        }
        public void Height_Method()
        {
            Assert.Throws <ArgumentNullException>(() => IFacebookRecommendationsFeedWidgetExtensions.Height(null, 0));

            Assert.Equal("1", new FacebookRecommendationsFeedWidget().Height(1).Height());
        }