public void ChainConditionalAttribute()
{
var grammar = new MarkupGrammar();
string input = "<div if=\"false\">hello</div><div elseif=\"true\">world</div><else>that's all</else>";
var nodes = grammar.Nodes(new Position(new SourceContext(input))).Value;
var visitor0 = new SpecialNodeVisitor(new VisitorContext());
visitor0.Accept(nodes);
var visitor = new ConditionalAttributeVisitor(new VisitorContext());
visitor.Accept(visitor0.Nodes);
Assert.AreEqual(3, visitor.Nodes.Count);
Assert.IsAssignableFrom(typeof(SpecialNode), visitor.Nodes[0]);
Assert.IsAssignableFrom(typeof(SpecialNode), visitor.Nodes[1]);
Assert.IsAssignableFrom(typeof(SpecialNode), visitor.Nodes[2]);
var ifNode = (SpecialNode)visitor.Nodes[0];
Assert.AreEqual("if", ifNode.Element.Name);
var elseifNode = (SpecialNode)visitor.Nodes[1];
Assert.AreEqual("elseif", elseifNode.Element.Name);
var elseNode = (SpecialNode)visitor.Nodes[2];
Assert.AreEqual("else", elseNode.Element.Name);
}
public void DetectUnlessAttribute()
{
var grammar = new MarkupGrammar();
string input = "<div unless=\"true\">hello</div>";
var nodes = grammar.Nodes(new Position(new SourceContext(input))).Value;
var visitor = new ConditionalAttributeVisitor(new VisitorContext());
visitor.Accept(nodes);
Assert.AreEqual(1, visitor.Nodes.Count);
Assert.IsAssignableFrom(typeof(SpecialNode), visitor.Nodes[0]);
var unlessNode = visitor.Nodes[0] as SpecialNode;
Assert.IsNotNull(unlessNode);
Assert.AreEqual("unless", unlessNode.Element.Name);
}
