public void IncrementalParse_UnclosedMedia()
{
// http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems?id=331654: Closing a comment didn't allow the exposed curly brace
// to close the prevoius @media block.
CssTree doc = new CssTree(null)
{
TextProvider = new StringTextProvider("@media { /*foo*/ /* }")
};
Assert.AreEqual(1, doc.StyleSheet.Children.Count);
MediaDirective md = doc.StyleSheet.Children[0] as MediaDirective;
Assert.IsNotNull(md);
Assert.IsTrue(md.IsUnclosed); // this was the bug, directives never said they were unclosed
Assert.IsTrue(md.Block.HasParseErrors);
doc.OnTextChange(new StringTextProvider("@media { /*foo*/ /**/ }"), 19, 0, 2);
Assert.AreEqual(1, doc.StyleSheet.Children.Count);
Assert.IsFalse(md.IsUnclosed);
Assert.IsFalse(md.Block.HasParseErrors);
Assert.AreEqual(7, md.Block.Start);
Assert.AreEqual(23, md.Block.AfterEnd);
}
public void MediaDirective_ParseTest2()
{
string test = @"@media only screen, foo { }";
ITextProvider tp = new StringTextProvider(test);
MediaDirective s = new MediaDirective();
Assert.IsTrue(s.Parse(new ItemFactory(tp, null), tp, Helpers.MakeTokenStream(tp)));
Assert.AreEqual(2, s.MediaQueries.Count);
test = @"@media not print { .foo[bar] { foo:bar; } }";
tp = new StringTextProvider(test);
s = new MediaDirective();
Assert.IsTrue(s.Parse(new ItemFactory(tp, null), tp, Helpers.MakeTokenStream(tp)));
Assert.AreEqual(1, s.MediaQueries.Count);
}
public void MediaDirective_ParseTest()
{
string text = "@media screen and (device-aspect-ratio: 16/9), projection and (color) { @page {margin: 3cm;} body { background:lime } }";
ITextProvider tp = new StringTextProvider(text);
TokenStream ts = Helpers.MakeTokenStream(tp);
MediaDirective md = new MediaDirective();
Assert.IsTrue(md.Parse(new ItemFactory(tp, null), tp, ts));
Assert.IsTrue(tp.CompareTo(md.Keyword.Start, "media", ignoreCase: false));
Assert.AreEqual(2, md.MediaQueries.Count);
Assert.IsTrue(md.MediaQueries[0] is MediaQuery);
MediaQuery mq = md.MediaQueries[0] as MediaQuery;
Assert.IsTrue(tp.CompareTo(mq.MediaType.Start, "screen", ignoreCase: false));
Assert.AreEqual(1, mq.Expressions.Count);
Assert.IsTrue(tp.CompareTo(mq.Expressions[0].MediaCombineOperator.Start, "and", ignoreCase: false));
Assert.IsTrue(tp.CompareTo(mq.Expressions[0].MediaFeature.Start, "device-aspect-ratio", ignoreCase: false));
Assert.IsNotNull(mq.Expressions[0].Colon);
Assert.IsNotNull(mq.Expressions[0].CloseFunctionBrace);
Assert.IsNotNull(tp.CompareTo(mq.Expressions[0].Values[0].Start, "16/9", ignoreCase: false));
Assert.IsTrue(md.MediaQueries[1] is MediaQuery);
mq = md.MediaQueries[1] as MediaQuery;
Assert.IsNotNull(mq.Comma);
Assert.IsTrue(tp.CompareTo(mq.MediaType.Start, "projection", ignoreCase: false));
Assert.AreEqual(1, mq.Expressions.Count);
Assert.IsTrue(tp.CompareTo(mq.Expressions[0].MediaCombineOperator.Start, "and", ignoreCase: false));
Assert.IsTrue(tp.CompareTo(mq.Expressions[0].MediaFeature.Start, "color", ignoreCase: false));
Assert.IsNull(mq.Expressions[0].Colon);
Assert.IsNotNull(mq.Expressions[0].CloseFunctionBrace);
Assert.AreEqual(0, mq.Expressions[0].Values.Count);
Assert.IsNotNull(md.MediaBlock);
Assert.IsTrue(md.MediaBlock is StyleSheet);
Assert.AreEqual(4, md.MediaBlock.Children.Count);
Assert.IsInstanceOfType(md.MediaBlock.Children[1], typeof(PageDirective));
Assert.IsInstanceOfType(md.MediaBlock.Children[2], typeof(RuleSet));
RuleSet rs = md.MediaBlock.Children[2] as RuleSet;
Assert.IsTrue(tp.CompareTo(rs.Selectors[0].SimpleSelectors[0].Name.Start, "body", ignoreCase: false));
Assert.IsTrue(tp.CompareTo(rs.Block.Declarations[0].PropertyName.Start, "background", ignoreCase: false));
Assert.IsTrue(tp.CompareTo(rs.Block.Declarations[0].Values[0].Start, "lime", ignoreCase: false));
}
