public void RenderMetaTags_NoValueForSiteUsername_ExceptionThrown()
{
var tagHelper = new TwitterCardApp()
{
SiteUsername = string.Empty,
IPhone = "307234931",
IPad = "307234931",
GooglePlay = "com.android.app",
};
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));
});
var validationException = Assert.Throws <ValidationException>(() => tagHelper.Process(context, output));
Assert.Contains(nameof(TwitterCardApp.SiteUsername), validationException.Message, StringComparison.Ordinal);
}
public void RenderMetaTags_RenderedCorrectTwitterCardTypeTag_Match()
{
var tagHelper = new TwitterCardApp()
{
SiteUsername = TwitterCardAnswerKey.SiteUsernameValue,
IPhone = "307234931",
IPad = "307234931",
GooglePlay = "com.android.app"
};
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));
});
tagHelper.Process(context, output);
Assert.Contains("name=\"twitter:card\" content=\"app\"", output.Content.GetContent());
}
public void RenderMetaTags_NoValueForGooglePlay_ExceptionThrown()
{
var tagHelper = new TwitterCardApp()
{
SiteUsername = TwitterCardAnswerKey.SiteUsernameValue,
IPhone = "307234931",
IPad = "307234931",
GooglePlay = string.Empty
};
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));
});
var validationException = Assert.Throws <ValidationException>(() => tagHelper.Process(context, output));
Assert.Contains(nameof(TwitterCardApp.GooglePlay), validationException.Message);
}
public void RenderMetaTags_NoValueForIPad_ExceptionThrown()
{
var expected = typeof(System.ArgumentNullException);
Exception thrownException = null;
var tagHelper = new TwitterCardApp()
{
SiteUsername = TwitterCardAnswerKey.SiteUsernameValue,
IPhone = "307234931",
IPad = string.Empty,
GooglePlay = "com.android.app"
};
try
{
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));
});
tagHelper.Process(context, output);
}
catch (Exception e)
{
thrownException = e;
}
Assert.Equal(expected, thrownException.GetType());
Assert.Equal("IPad", ((System.ArgumentException)thrownException).ParamName.ToString());
}