public IEsiFragment Parse(IReadOnlyDictionary <string, string> attributes, string body)
{
if (attributes == null)
{
throw new ArgumentNullException(nameof(attributes));
}
if (body == null)
{
throw new ArgumentNullException(nameof(body));
}
var srcUrl = VariableStringParser.Parse(attributes["src"]);
var srcFragment = new EsiIncludeFragment(srcUrl);
IEsiFragment includeFragment;
if (attributes.TryGetValue("alt", out var altUrl))
{
var altFragment = new EsiIncludeFragment(VariableStringParser.Parse(altUrl));
includeFragment = new EsiTryFragment(srcFragment, altFragment);
}
else
{
includeFragment = srcFragment;
}
return(ShouldContinueOnError(attributes)
? new EsiTryFragment(includeFragment, new EsiIgnoreFragment())
: includeFragment);
}
public void Parse_IncludeTagWithAltUrl_TryFragmentReturned()
{
var fragment = Parse(
@"<esi:include src=""http://host/fragment"" alt=""http://alt/fragment""/>");
var expected = new EsiTryFragment(
EsiIncludeFragmentFactory.Create("http://host/fragment"),
EsiIncludeFragmentFactory.Create("http://alt/fragment"));
fragment.ShouldDeepEqual(expected);
}
public void Parse_TryTagWithAttemptExcept_TryFragmentReturned()
{
var fragment = Parse(
@"<esi:try><esi:attempt>Attempt</esi:attempt><esi:except>Except</esi:except></esi:try>");
var expected = new EsiTryFragment(
new EsiTextFragment("Attempt"),
new EsiTextFragment("Except"));
fragment.ShouldDeepEqual(expected);
}
public void Parse_IncludeTagWithOnErrorContinue_TryFragmentReturned()
{
var fragment = Parse(
@"<esi:include src=""http://host/fragment"" onerror=""continue""/>");
var expected = new EsiTryFragment(
EsiIncludeFragmentFactory.Create("http://host/fragment"),
new EsiIgnoreFragment());
fragment.ShouldDeepEqual(expected);
}
