public void FlattenFlattensStartAndEndTagTagHelpers()
{
// Arrange
var spanFactory = new SpanFactory();
var blockFactory = new BlockFactory(spanFactory);
var tagHelper = (TagHelperBlock)blockFactory.TagHelperBlock(
tagName: "div",
tagMode: TagMode.StartTagAndEndTag,
start: SourceLocation.Zero,
startTag: blockFactory.MarkupTagBlock("<div>"),
children: new SyntaxTreeNode[0],
endTag: blockFactory.MarkupTagBlock("</div>"));
spanFactory.Reset();
var expectedStartTag = spanFactory.Markup("<div>");
var expectedEndTag = spanFactory.Markup("</div>");
// Act
var flattenedNodes = tagHelper.Flatten();
// Assert
Assert.Collection(
flattenedNodes,
first =>
{
Assert.True(first.EquivalentTo(expectedStartTag));
},
second =>
{
Assert.True(second.EquivalentTo(expectedEndTag));
});
}
public void Rewrite_Moves_Whitespace_Preceeding_ExpressionBlock_To_Parent_Block()
{
// Arrange
var factory = new SpanFactory();
var start = new MarkupBlock(
factory.Markup("test"),
new ExpressionBlock(
factory.Code(" ").AsExpression(),
factory.CodeTransition(SyntaxConstants.TransitionString),
factory.Code("foo").AsExpression()),
factory.Markup("test"));
var rewriter = new WhiteSpaceRewriter();
// Act
var rewritten = rewriter.Rewrite(start);
factory.Reset();
// Assert
ParserTestBase.EvaluateParseTree(
rewritten,
new MarkupBlock(
factory.Markup("test"),
factory.Markup(" "),
new ExpressionBlock(
factory.CodeTransition(SyntaxConstants.TransitionString),
factory.Code("foo").AsExpression()),
factory.Markup("test")));
}
public static HtmlCommentBlock HtmlCommentBlock(SpanFactory factory, Func <SpanFactory, IEnumerable <SyntaxTreeNode> > nodesBuilder = null)
{
var nodes = new List <SyntaxTreeNode>();
nodes.Add(factory.Markup("<!--").Accepts(AcceptedCharactersInternal.None));
if (nodesBuilder != null)
{
nodes.AddRange(nodesBuilder(factory));
}
nodes.Add(factory.Markup("-->").Accepts(AcceptedCharactersInternal.None));
return(new HtmlCommentBlock(nodes.ToArray()));
}
public static void RunSingleAtEscapeTest(Action <string, Block> testMethod, AcceptedCharactersInternal lastSpanAcceptedCharacters = AcceptedCharactersInternal.None)
{
var factory = new SpanFactory();
testMethod("<foo>@@bar</foo>",
new MarkupBlock(
new MarkupTagBlock(
factory.Markup("<foo>").Accepts(lastSpanAcceptedCharacters)),
factory.Markup("@").Hidden(),
factory.Markup("@bar"),
new MarkupTagBlock(
factory.Markup("</foo>").Accepts(lastSpanAcceptedCharacters))));
}
public void ParseMethodCallsParseDocumentOnMarkupParserAndReturnsResults()
{
// Arrange
var factory = new SpanFactory();
var parser = new RazorParser();
// Act/Assert
ParserTestBase.EvaluateResults(parser.Parse(TestRazorSourceDocument.Create("foo @bar baz")),
new MarkupBlock(
factory.Markup("foo "),
new ExpressionBlock(
factory.CodeTransition(),
factory.Code("bar")
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharactersInternal.NonWhiteSpace)),
factory.Markup(" baz")));
}
public Block EscapedMarkupTagBlock(
string prefix,
string suffix,
AcceptedCharactersInternal acceptedCharacters,
params SyntaxTreeNode[] children)
{
var newChildren = new List <SyntaxTreeNode>(
new SyntaxTreeNode[]
{
_factory.Markup(prefix),
_factory.BangEscape(),
_factory.Markup(suffix).Accepts(acceptedCharacters)
});
newChildren.AddRange(children);
return(new MarkupTagBlock(newChildren.ToArray()));
}
public void ParseMethodUsesProvidedParserListenerIfSpecified()
{
// Arrange
var factory = new SpanFactory();
var parser = new RazorParser();
// Act
var results = parser.Parse(TestRazorSourceDocument.Create("foo @bar baz"));
// Assert
ParserTestBase.EvaluateResults(results,
new MarkupBlock(
factory.Markup("foo "),
new ExpressionBlock(
factory.CodeTransition(),
factory.Code("bar")
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharactersInternal.NonWhiteSpace)),
factory.Markup(" baz")));
}
public void FlattenFlattensSelfClosingTagHelpers()
{
// Arrange
var spanFactory = new SpanFactory();
var blockFactory = new BlockFactory(spanFactory);
var tagHelper = (TagHelperBlock)blockFactory.TagHelperBlock(
tagName: "input",
tagMode: TagMode.SelfClosing,
start: SourceLocation.Zero,
startTag: blockFactory.MarkupTagBlock("<input />"),
children: new SyntaxTreeNode[0],
endTag: null);
spanFactory.Reset();
var expectedNode = spanFactory.Markup("<input />");
// Act
var flattenedNodes = tagHelper.Flatten();
// Assert
var node = Assert.Single(flattenedNodes);
Assert.True(node.EquivalentTo(expectedNode));
}
public static void RunMultiAtEscapeTest(Action <string, Block> testMethod, AcceptedCharactersInternal lastSpanAcceptedCharacters = AcceptedCharactersInternal.None)
{
var factory = new SpanFactory();
testMethod("<foo>@@@@@bar</foo>",
new MarkupBlock(
new MarkupTagBlock(
factory.Markup("<foo>").Accepts(lastSpanAcceptedCharacters)),
factory.Markup("@").Hidden(),
factory.Markup("@"),
factory.Markup("@").Hidden(),
factory.Markup("@"),
new ExpressionBlock(
factory.CodeTransition(),
factory.Code("bar")
.AsImplicitExpression(CSharpCodeParser.DefaultKeywords)
.Accepts(AcceptedCharactersInternal.NonWhiteSpace)),
new MarkupTagBlock(
factory.Markup("</foo>").Accepts(lastSpanAcceptedCharacters))));
}