public void DescendantCombinator_WithNesting_Matches()
{
var selector = CssSelector.WithElement("div", null)
.Combine(CssCombinator.Descendant, CssSelector.WithElement("ol", null))
.Combine(CssCombinator.Descendant, CssSelector.WithElement("li", null))
.Combine(CssCombinator.Descendant, CssSelector.WithElement("p", null));
var xdoc = XDocument.Parse(@"
<html>
<head />
<body>
<div id='div00'>
<ol id='ol01'>
<li id='li01'><p id='p01' /></li>
<li id='li02'><p id='p02_1' /><p id='p02_2' /></li>
<li id='li03' />
<li id='li04'><div id='div04'><p id='p04' /></div></li>
<div id='div05'>
<li id='li05'><p id='p05' /></li>
</div>
</ol>
</div>
<ol id='ol02'>
<li id='li06'><p id='p06' /></li>
</ol>
</body>
</html>" );
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Attribute("id").Value), Is.EquivalentTo(new[] { "p01", "p02_1", "p02_2", "p04", "p05" }));
}
public void SelectorSequence_WithThreeSelectors_Matches()
{
var selector = CssSelector.WithElement("h1", null)
.Add(CssSelector.WithId("chapter1"));
var pseudoClassInfo = Substitute.For <XElementPseudoClassInfo>();
pseudoClassInfo.IsTarget(Arg.Any <XElement>())
.Returns(call => "true".Equals(call.Arg <XElement>().Attribute("istarget")?.Value, StringComparison.OrdinalIgnoreCase));
var xdoc = XDocument.Parse(@"
<html>
<head />
<body>
<p id='chapter1' istarget='true' />
<h1 id='chapter1' istarget='true' />
<h1 id='ch2' istarget='true' />
<h1 id='ch3' />
</body>
</html>" );
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Name.LocalName + "." + e.Attribute("id").Value), Is.EquivalentTo(new[] { "h1.chapter1" }));
}
public void SelectorSequence_WithTwoSelectors_ToString()
{
var selector = CssSelector.WithElement("h1", null)
.Add(CssSelector.WithId("chapter1"));
Assert.That(selector.ToString(), Is.EqualTo("h1#chapter1"));
}
public void ChildCombinator_WithoutNesting_ToString()
{
var leftSelector = CssSelector.WithElement("h1", null);
var rightSelector = CssSelector.WithElement("em", null);
var selector = leftSelector.Combine(CssCombinator.Child, rightSelector);
Assert.That(selector.ToString(), Is.EqualTo("h1 > em"));
}
public void SelectorSequence_WithThreeSelectors_ToString()
{
var selector = CssSelector.WithElement("h1", null)
.Add(CssSelector.WithId("chapter1"))
.Add(CssSelector.WithPseudoClass("target"));
Assert.That(selector.ToString(), Is.EqualTo("h1#chapter1:target"));
}
public void DescendantCombinator_WithNesting_ToString()
{
var selector = CssSelector.WithElement("div", null)
.Combine(CssCombinator.Descendant, CssSelector.WithElement("ol", null))
.Combine(CssCombinator.Descendant, CssSelector.WithElement("li", null))
.Combine(CssCombinator.Descendant, CssSelector.WithElement("p", null));
Assert.That(selector.ToString(), Is.EqualTo("div ol li p"));
}
public void ChildCombinator_WithoutNesting()
{
var leftSelector = CssSelector.WithElement("h1", null);
var rightSelector = CssSelector.WithElement("em", null);
var selector = leftSelector.Combine(CssCombinator.Child, rightSelector);
Assert.Multiple(() =>
{
Assert.That(selector.Subject, Is.SameAs(rightSelector), nameof(selector.Subject));
Assert.That(selector.Specificity, Is.EqualTo(new CssSpecificity(0, 0, 2)), nameof(selector.Specificity));
});
}
public void ElementSelector_ForNameInUnspecifiedNamespace()
{
var selector = CssSelector.WithElement("h1");
Assert.Multiple(() =>
{
Assert.That(selector, Is.InstanceOf <CssSimpleSelector>());
Assert.That(selector.LocalName, Is.EqualTo("h1"), nameof(selector.LocalName));
Assert.That(selector.NamespacePrefix, Is.Null, nameof(selector.NamespacePrefix));
Assert.That(selector.TypeSelector, Is.SameAs(selector), nameof(selector.TypeSelector));
Assert.That(selector.Specificity, Is.EqualTo(new CssSpecificity(0, 0, 1)), nameof(selector.Specificity));
});
}
public void SelectorSequence_WithTwoSelectors()
{
var typeSelector = CssSelector.WithElement("h1");
var extraSelector = CssSelector.WithId("chapter1");
var selector = typeSelector.Add(extraSelector);
Assert.Multiple(() =>
{
Assert.That(selector.TypeSelector, Is.SameAs(typeSelector), nameof(selector.TypeSelector));
Assert.That(selector.OtherSelectors, Is.EquivalentTo(new[] { extraSelector }), nameof(selector.OtherSelectors));
Assert.That(selector.Subject, Is.SameAs(selector), nameof(selector.Subject));
Assert.That(selector.Specificity, Is.EqualTo(new CssSpecificity(1, 0, 1)), nameof(selector.Specificity));
});
}
public void ElementSelector_ForNameInAnyNamespace_Matches()
{
var selector = CssSelector.WithElement("h1", "*");
var xdoc = XDocument.Parse(string.Format(@"
<html xmlns:x='{0}'>
<head />
<body>
<h1 id='h1_1'>Title 1</h1>
<x:h1 id='h1_2'>Title 2</x:h1>
<h2 id='h2'>Title 2.1</h2>
</body>
</html>" , XHTML_NAMESPACE));
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Attribute("id").Value), Is.EquivalentTo(new[] { "h1_1", "h1_2" }));
}
public void DescendantCombinator_WithNesting()
{
var selector1 = CssSelector.WithElement("div");
var selector2 = CssSelector.WithElement("ol");
var selector3 = CssSelector.WithElement("li");
var selector4 = CssSelector.WithElement("p");
var selector = selector1
.Combine(CssCombinator.Descendant, selector2)
.Combine(CssCombinator.Descendant, selector3)
.Combine(CssCombinator.Descendant, selector4);
Assert.Multiple(() =>
{
Assert.That(selector.Subject, Is.SameAs(selector4), nameof(selector.Subject));
Assert.That(selector.Specificity, Is.EqualTo(new CssSpecificity(0, 0, 4)), nameof(selector.Specificity));
});
}
public void ElementSelector_ForNameInNonDefaultNamespace_Matches()
{
_namespaceManager.AddNamespace("x", XHTML_NAMESPACE);
_namespaceManager.AddNamespace("s", SOME_NAMESPACE);
var selector = CssSelector.WithElement("h1", "s");
var xdoc = XDocument.Parse(string.Format(@"
<html xmlns:x='{0}' xmlns:t='{1}'>
<head />
<body>
<x:h1 id='h1_1'>Title 1</x:h1>
<t:h1 id='h1_2'>Title 1</t:h1>
</body>
</html>" , XHTML_NAMESPACE, SOME_NAMESPACE));
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Attribute("id").Value), Is.EquivalentTo(new[] { "h1_2" }));
}
public void ElementSelector_ForNameInUnspecifiedNamespace_MatchesNamesInDefaultNamespace_WhenDefaultNamespaceDefined()
{
_namespaceManager.AddNamespace("", XHTML_NAMESPACE);
var selector = CssSelector.WithElement("h1");
var xdoc = XDocument.Parse(string.Format(@"
<html xmlns='{0}' xmlns:s='{1}'>
<head />
<body>
<h1 id='h1_1'>Title 1</h1>
<s:h1 id='h1_2'>Title 2</s:h1>
<h2 id='h2'>Title 2.1</h2>
</body>
</html>" , XHTML_NAMESPACE, SOME_NAMESPACE));
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Attribute("id").Value), Is.EquivalentTo(new[] { "h1_1" }));
}
public void SelectorSequence_WithTwoSelectors_Matches()
{
var selector = CssSelector.WithElement("h1", null)
.Add(CssSelector.WithId("chapter1"));
var xdoc = XDocument.Parse(@"
<html>
<head />
<body>
<p id='chapter1' />
<h1 id='chapter1' />
<h1 id='ch2' />
<h1 id='ch3' />
</body>
</html>" );
var matchingElements = Match(xdoc, selector);
Assert.That(matchingElements.Select(e => e.Name.LocalName + "." + e.Attribute("id").Value), Is.EquivalentTo(new[] { "h1.chapter1" }));
}
public void SelectorSequence_WithThreeSelectors()
{
var typeSelector = CssSelector.WithElement("h1", null);
var extraSelectors = new CssSimpleSelector[]
{
CssSelector.WithId("chapter1"),
CssSelector.WithPseudoClass("target")
};
var selector = typeSelector.Add(extraSelectors[0]);
for (var i = 1; i < extraSelectors.Length; i++)
{
selector = selector.Add(extraSelectors[i]);
}
Assert.Multiple(() =>
{
Assert.That(selector.TypeSelector, Is.SameAs(typeSelector), nameof(selector.TypeSelector));
Assert.That(selector.OtherSelectors, Is.EquivalentTo(extraSelectors), nameof(selector.OtherSelectors));
Assert.That(selector.Subject, Is.SameAs(selector), nameof(selector.Subject));
Assert.That(selector.Specificity, Is.EqualTo(new CssSpecificity(1, 1, 1)), nameof(selector.Specificity));
});
}
public void ElementSelector_ForNameInUnspecifiedNamespace_ToString()
{
Assert.That(CssSelector.WithElement("h1").ToString(), Is.EqualTo("h1"));
}
public void ElementSelector_ForNameWithoutNamespace_ToString()
{
Assert.That(CssSelector.WithElement("h1", "").ToString(), Is.EqualTo("|h1"));
}
public void ElementSelector_ForNameInNonDefaultNamespace_ToString()
{
Assert.That(CssSelector.WithElement("h1", "x").ToString(), Is.EqualTo("x|h1"));
}