protected virtual PDFStyleMatcher AssertMatcher()
{
if (null == this._match)
{
this._fromApplied = true;
if (string.IsNullOrEmpty(this.AppliedID) && string.IsNullOrEmpty(this.AppliedClass) &&
(null == this.AppliedType))
{
return(new PDFStyleCatchAllMatcher());
}
var stack = new PDFStyleSelector()
{
AppliedClass = string.IsNullOrEmpty(this.AppliedClass) ? null : new PDFStyleClassSelector(this.AppliedClass),
AppliedID = this.AppliedID,
AppliedType = this.AppliedType,
AppliedState = this.AppliedState,
Placement = StylePlacement.Any
};
this._match = new PDFStyleMatcher(stack);
}
return(this._match);
}
public void StyleMatcherParentAncestor_Test()
{
string test = ".blue > .red";
var parsed = PDFStyleMatcher.Parse(test);
Assert.IsNotNull(parsed);
Assert.IsNotNull(parsed.Selector);
//Because these are parsed in reverse order, then they need to be
Assert.AreEqual(".red", parsed.Selector.AppliedClass.ToString(), ".Class .Class Test failed");
Assert.IsNull(parsed.Selector.AppliedID, ".Class .Class Test failed");
Assert.IsNull(parsed.Selector.AppliedElement, ".Class .Class Test failed");
Assert.IsNotNull(parsed.Selector.Ancestor, ".Class.Class Test failed");
Assert.IsTrue(parsed.Selector.HasAncestor, ".Class .Class Test failed");
Assert.AreEqual(parsed.Selector.Placement, StylePlacement.Any, ".Class .Class Test failed");
Assert.AreEqual(".blue", parsed.Selector.Ancestor.AppliedClass.ToString(), ".Class .Class Test failed");
Assert.IsNull(parsed.Selector.Ancestor.AppliedID, ".Class .Class Test failed");
Assert.IsNull(parsed.Selector.Ancestor.AppliedElement, ".Class .Class Test failed");
Assert.AreEqual(parsed.Selector.Ancestor.Placement, StylePlacement.DirectParent, ".Class .Class Test failed");
Assert.AreEqual(test, parsed.ToString(), "ToString did not match");
test = "doc:Page.red > doc:Div#MyDiv";
parsed = PDFStyleMatcher.Parse(test);
Assert.IsNotNull(parsed);
Assert.IsNotNull(parsed.Selector);
//Because these are parsed in reverse order, then they need to be
Assert.IsNull(parsed.Selector.AppliedClass, "Element.Class > Element.ID Test failed");
Assert.AreEqual("MyDiv", parsed.Selector.AppliedID, "Element.Class > Element.ID Test failed");
Assert.AreEqual("doc:Div", parsed.Selector.AppliedElement, "Element.Class > Element.ID Test failed");
Assert.IsNotNull(parsed.Selector.Ancestor, "Element.Class > Element.ID Test failed");
Assert.IsTrue(parsed.Selector.HasAncestor, "Element.Class > Element.ID Test failed");
Assert.AreEqual(parsed.Selector.Placement, StylePlacement.Any, "Element.Class > Element.ID Test failed");
Assert.AreEqual(".red", parsed.Selector.Ancestor.AppliedClass.ToString(), "Element.Class > Element.ID Test failed");
Assert.IsNull(parsed.Selector.Ancestor.AppliedID, "Element.Class > Element.ID Test failed");
Assert.AreEqual("doc:Page", parsed.Selector.Ancestor.AppliedElement, "Element.Class > Element.ID Test failed");
Assert.AreEqual(parsed.Selector.Ancestor.Placement, StylePlacement.DirectParent, "Element.Class > Element.ID Test failed");
Assert.AreEqual(test, parsed.ToString(), "ToString did not match");
test = "doc:Page.red > doc:Table doc:Cell.alt.green doc:Date";
parsed = PDFStyleMatcher.Parse(test);
Assert.IsNotNull(parsed);
Assert.IsNotNull(parsed.Selector);
PDFStyleSelector match = parsed.Selector;
//Because these are parsed in reverse order, then they need to be read in that order
//doc:Date
Assert.IsNull(match.AppliedClass, "Element.Class > Element Element.Class Element Test failed");
Assert.IsNull(match.AppliedID, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual("doc:Date", match.AppliedElement, "Element.Class > Element Element.Class Element Test failed");
Assert.IsNotNull(match.Ancestor, "Element.Class > Element Element.Class Element Test failed");
Assert.IsTrue(match.HasAncestor, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual(match.Placement, StylePlacement.Any, "Element.Class > Element Element.Class Element Test failed");
//doc:Cell.alt
match = match.Ancestor;
Assert.AreEqual(".alt.green", match.AppliedClass.ToString(), "Element.Class > Element Element.Class Element Test failed");
Assert.IsNull(match.AppliedID, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual("doc:Cell", match.AppliedElement, "Element.Class > Element Element.Class Element Test failed");
Assert.IsNotNull(match.Ancestor, "Element.Class > Element Element.Class Element Test failed");
Assert.IsTrue(match.HasAncestor, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual(match.Placement, StylePlacement.Any, "Element.Class > Element Element.Class Element Test failed");
//doc.Table
match = match.Ancestor;
Assert.IsNull(match.AppliedClass, "Element.Class > Element Element.Class Element Test failed");
Assert.IsNull(match.AppliedID, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual("doc:Table", match.AppliedElement, "Element.Class > Element Element.Class Element Test failed");
Assert.IsNotNull(match.Ancestor, "Element.Class > Element Element.Class Element Test failed");
Assert.IsTrue(match.HasAncestor, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual(match.Placement, StylePlacement.Any, "Element.Class > Element Element.Class Element Test failed");
//doc:Page.red >
match = match.Ancestor;
Assert.AreEqual(".red", match.AppliedClass.ToString(), "Element.Class > Element Element.Class Element Test failed");
Assert.IsNull(match.AppliedID, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual("doc:Page", match.AppliedElement, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual(match.Placement, StylePlacement.DirectParent, "Element.Class > Element Element.Class Element Test failed");
Assert.AreEqual(test, parsed.ToString(), "ToString did not match");
}
