public void TestHtml1()
{
string html = @"<body><h1>title</h1>message</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual(html, doc.Html);
}
public void TestParse1()
{
string html = @"
<body>
<h1><h2>title</h1></h2>
</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual(@"<body><h1><h2>title</h2></h1></body>", doc.Html);
}
public void TestLoad()
{
string html = @"<body>test</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.IsNotNull(doc.documentElement);
Assert.AreEqual("body", doc.documentElement.TagName);
Assert.AreEqual("test", doc.documentElement.Value);
}
public void TestTagName()
{
string html = @"<body><h1>title</h1>message</body>";
HtmlDocument doc = new HtmlDocument(html);
var q = new HtmlNavigator( doc )
.Where( n => n.TagName == "h1" )
.Select( n => n );
Assert.AreEqual(1, q.Count());
Assert.AreEqual("title", q.First().Value );
}
public void TestTagName2()
{
string html = @"<body><h2>title1</h2>message<h2>title2</h2></body>";
HtmlDocument doc = new HtmlDocument(html);
var q = new HtmlNavigator(doc)
.Where(n => n.TagName == "h2")
.Select(n => n);
Assert.AreEqual(2, q.Count());
Assert.AreEqual("title1", q.First().Value);
Assert.AreEqual("title2", q.ToList()[1].Value);
}
public void TestLoad2()
{
string html = @"<body><h1>title</h1></body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.IsNotNull(doc.documentElement);
Assert.AreEqual("body", doc.documentElement.TagName);
Assert.AreEqual("", doc.documentElement.Value);
HtmlNode root = doc.documentElement;
HtmlNode el = root.Children; // auto cast
Assert.AreEqual("h1", el.TagName);
Assert.AreEqual("title", el.Value);
}
public void TestInsert1()
{
string html = @"
<body>
<h2>title1</h2>
<div id='m1'></div>
<h2>title2</h2>
<div id='m2'></div>
</body>
";
HtmlDocument doc = new HtmlDocument(html);
var q = new HtmlNavigator(doc)
.Where(n => n % "id" == "m1")
.AppendChild(new HtmlNode("p", "new message"));
Assert.AreEqual("<body><h2>title1</h2><div id=\"m1\"><p>new message</p></div><h2>title2</h2><div id=\"m2\"/></body>", doc.Html );
}
public void TestRemove1()
{
string html = @"
<body>
<h2>title1</h2>
<span id='m1'>message</span>
<h2>title2</h2>
<span id='m2'>message2</span>
</body>
";
HtmlDocument doc = new HtmlDocument(html);
var q = new HtmlNavigator(doc)
.Where(n => n % "id" == "m2")
.Remove();
q = new HtmlNavigator(doc)
.Where(n => n.TagName == "span")
.Select(n => n);
Assert.AreEqual(1, q.Count());
Assert.AreEqual("message", q.Item().Value);
}
public void TestRemove2()
{
string html = @"
<body>
<h2>title1</h2>
<span id='m1'>message</span>
<h2>title2</h2>
<span id='m2'>message2</span>
</body>
";
HtmlDocument doc = new HtmlDocument(html);
var el = doc.Where(n => n.TagName == "span");
doc.Remove( el );
Assert.AreEqual(@"<body><h2>title1</h2><h2>title2</h2></body>", doc.Html );
}
public void TestTagName4()
{
string html = @"
<body>
<h2>title1</h2>
<span id='msg1'>message</span>
<h2>title2</h2>
<span id='msg2'>message2</span>
</body>
";
HtmlDocument doc = new HtmlDocument(html);
var q = new HtmlNavigator(doc)
.Where(n => n % "id" == "msg2")
.Select(n => n);
Assert.AreEqual(1, q.Count());
Assert.AreEqual("message2", q.First().Value);
}
public void TestParse3()
{
// a pattern of no body tag
string html = @"
<h1>title</h1>
<div id='m1'>message</div>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual("<body><h1>title</h1><div id=\"m1\">message</div></body>", doc.Html);
}
public void TestParse2()
{
string html = @"
<body>
<ul>
<li>item1
<li>item2
<li>item3
</ul>
</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual(@"<body><ul><li>item1</li><li>item2</li><li>item3</li></ul></body>", doc.Html);
}
public void TestHtml2()
{
string html = @"<body><h1>title</h1>message</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual(html, doc.Html);
doc.Where(el => el.TagName == "h1").Update(el => el.Value = "TITLE");
Assert.AreEqual(@"<body><h1>TITLE</h1>message</body>", doc.Html);
doc.Where(el => el.Value == "message").Update(el => el.Value = "MESSAGE");
Assert.AreEqual(@"<body><h1>TITLE</h1>MESSAGE</body>", doc.Html);
}
public void TestParseComment2()
{
// test pattern has a comment tag.
// convert to xml refenrece character
string html = @"
<body>
<h1>title</h1>
<!-- <div>comment</div> -->
<div id='m1'>message</div>
</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual("<body><h1>title</h1><comment><div>comment</div></comment><div id=\"m1\">message</div></body>", doc.Html);
}
public void TestParseComment()
{
// test pattern has a comment.
// convert to new comment tag.
string html = @"
<body>
<h1>title</h1>
<!-- comment -->
<div id='m1'>message</div>
</body>";
HtmlDocument doc = new HtmlDocument(html);
Assert.AreEqual("<body><h1>title</h1><comment>comment</comment><div id=\"m1\">message</div></body>", doc.Html);
}
