public void RenderMetaTags_NoValueForTwitterSiteUsername_ExceptionThrown() { var expected = typeof(System.ArgumentNullException); Exception thrownException = null; try { TwitterCardSummaryLargeImage myTagHelper = new TwitterCardSummaryLargeImage() { Title = TwitterCardAnswerKey.TitleValue, Description = TwitterCardAnswerKey.DescriptionValue, SiteUsername = string.Empty, Image = null }; var context = new TagHelperContext( new TagHelperAttributeList(), new Dictionary <object, object>(), Guid.NewGuid().ToString("N")); var output = new TagHelperOutput( "meta", new TagHelperAttributeList(), (cache, encoder) => { var tagHelperContent = new DefaultTagHelperContent(); tagHelperContent.SetContent(string.Empty); return(Task.FromResult <TagHelperContent>(tagHelperContent)); }); myTagHelper.Process(context, output); } catch (Exception e) { thrownException = e; } Assert.Equal(expected, thrownException.GetType()); Assert.Contains("Either twitter:site or twitter:site:id is required.", thrownException.Message.ToString()); }
public void RenderMetaTags_RenderedTagImageWithImageUrlHeightAndWidth_Rendered() { var tagHelper = new TwitterCardSummaryLargeImage() { Title = TwitterCardAnswerKey.TitleValue, Description = TwitterCardAnswerKey.DescriptionValue, SiteUsername = TwitterCardAnswerKey.SiteUsernameValue, Image = new TwitterImage(TwitterCardAnswerKey.ImageUrlValue, TwitterCardAnswerKey.ImageWidthValue, TwitterCardAnswerKey.ImageHeightValue), }; var context = new TagHelperContext( new TagHelperAttributeList(), new Dictionary <object, object>(), Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture)); var output = new TagHelperOutput( "meta", new TagHelperAttributeList(), (cache, encoder) => { var tagHelperContent = new DefaultTagHelperContent(); tagHelperContent.SetContent(string.Empty); return(Task.FromResult <TagHelperContent>(tagHelperContent)); }); tagHelper.Process(context, output); Assert.Contains( "name=\"twitter:image\" content=\"" + TwitterCardAnswerKey.ImageUrlValue + "\"", output.Content.GetContent(), StringComparison.Ordinal); Assert.Contains( "name=\"twitter:image:height\" content=\"" + TwitterCardAnswerKey.ImageHeightValue.ToString(CultureInfo.InvariantCulture) + "\"", output.Content.GetContent(), StringComparison.Ordinal); Assert.Contains( "name=\"twitter:image:width\" content=\"" + TwitterCardAnswerKey.ImageWidthValue.ToString(CultureInfo.InvariantCulture) + "\"", output.Content.GetContent(), StringComparison.Ordinal); }
public void RenderMetaTags_RenderedOptionalTagCreatorTwitterIdCreatorUsername_Rendered() { var tagHelper = new TwitterCardSummaryLargeImage() { Title = TwitterCardAnswerKey.TitleValue, Description = TwitterCardAnswerKey.DescriptionValue, SiteUsername = TwitterCardAnswerKey.SiteUsernameValue, CreatorUsername = TwitterCardAnswerKey.CreatorUsernameValue, CreatorId = TwitterCardAnswerKey.CreatorId, }; var context = new TagHelperContext( new TagHelperAttributeList(), new Dictionary <object, object>(), Guid.NewGuid().ToString("N", CultureInfo.InvariantCulture)); var output = new TagHelperOutput( "meta", new TagHelperAttributeList(), (cache, encoder) => { var tagHelperContent = new DefaultTagHelperContent(); tagHelperContent.SetContent(string.Empty); return(Task.FromResult <TagHelperContent>(tagHelperContent)); }); tagHelper.Process(context, output); Assert.Contains( "name=\"twitter:creator:id\" content=\"" + TwitterCardAnswerKey.CreatorId + "\"", output.Content.GetContent(), StringComparison.Ordinal); Assert.Contains( "name=\"twitter:creator\" content=\"" + TwitterCardAnswerKey.CreatorUsernameValue + "\"", output.Content.GetContent(), StringComparison.Ordinal); }