public void TestAdd()
{
HContainer container = new HElement("div");
// Nothing appening
container.Add(null);
Assert.Equal(0, container.Nodes().Count());
container.Add(123.45);
String s = (123.45).ToString();
Assert.Equal(1, container.Nodes().Count());
Assert.Equal("<div>" + s + "</div>", container.ToString());
container.Add(null);
Assert.Equal(1, container.Nodes().Count());
Assert.Equal("<div>" + s + "</div>", container.ToString());
container.Add("Other Content");
Assert.Equal(1, container.Nodes().Count());
Assert.Equal("<div>" + s + "Other Content</div>", container.ToString());
container.Add(new HElement("span", "SPAN"));
Assert.Equal(2, container.Nodes().Count());
Assert.Equal("<div>" + s + "Other Content<span>SPAN</span></div>", container.ToString());
}
public void TestReplaceWith()
{
var n1 = new HText("Content");
var n2 = new HElement("span", n1);
var n3 = new HElement("span", "Another content");
var n4 = new HElement("div", n2, n3);
Assert.Same(n2, n2.ReplaceWith(new HElement("div", "Div Content"), new HElement("p", "P content")));
Assert.Equal("<div><div>Div Content</div><p>P content</p><span>Another content</span></div>", n4.ToString());
Assert.Same(n3, n3.ReplaceWith(null));
Assert.Equal("<div><div>Div Content</div><p>P content</p></div>", n4.ToString());
n2 = null;
Assert.Null(n2.ReplaceWith(new HElement("div", "Div Content"), new HElement("p", "P content")));
Assert.Equal("<div><div>Div Content</div><p>P content</p></div>", n4.ToString());
}
public void TestReplaceWithElements()
{
var n1 = new HText("Content");
var n2 = new HElement("span", n1);
var n3 = new HElement("span", "Another content");
var n4 = new HElement("div", n2, n3);
IEnumerable <HElement> elements = new HElement[] { n2, n3 };
Assert.Same(elements, elements.ReplaceWith(new HElement("div", "Div Content"), new HElement("p", "P content")));
Assert.Equal("<div><div>Div Content</div><p>P content</p><div>Div Content</div><p>P content</p></div>", n4.ToString());
n4.Descendants("div").ReplaceWith(null, null, null);
Assert.Equal("<div><p>P content</p><p>P content</p></div>", n4.ToString());
elements = null;
Assert.Null(elements.ReplaceWith(new HElement("div", "Div Content"), new HElement("p", "P content")));
Assert.Equal("<div><p>P content</p><p>P content</p></div>", n4.ToString());
}
public void TestPrependElement()
{
var element = new HElement("div", new HElement("p"));
Assert.Same(element, element.Prepend(new HElement("span"), "test", null, new HAttribute("attr", "value")));
Assert.Equal(3, element.Nodes().Count());
Assert.Equal("value", element.Attr("attr"));
Assert.Equal("<div attr=\"value\"><span></span>test<p></p></div>", element.ToString());
element = null;
Assert.Null(element.Prepend(new HElement("span"), "test", null, new HAttribute("attr", "value")));
}
public void TestUnwrapElement()
{
var n1 = new HElement("span", "Content");
var root = new HElement("div", new HElement("strong", new HElement("em", n1)));
Assert.Equal("<div><strong><em><span>Content</span></em></strong></div>", root.ToString());
Assert.Same(n1, n1.Unwrap());
Assert.Equal("<div><strong><span>Content</span></strong></div>", root.ToString());
n1 = null;
Assert.Null(n1.Unwrap());
}
public void TestPrependToElement()
{
var content = new HElement("span", "Content");
var element = new HElement("div", "First Content");
Assert.Same(content, content.PrependTo(element));
Assert.Equal("<div><span>Content</span>First Content</div>", element.ToString());
Assert.Same(content, content.PrependTo(null));
content = null;
Assert.Null(content.PrependTo(element));
}
public void TestSetTextElement()
{
var n1 = new HElement("div", "Content 1");
var n2 = new HElement("div", "Content 2");
var n3 = new HElement("div", "Content 3");
var n4 = new HElement("div", "Content 4");
var n5 = new HElement("div", "Content 5");
var root = new HElement("div", n1, n2, n3, n4, n5);
Assert.Same(root, root.Text("Test Content"));
Assert.Equal("<div>Test Content</div>", root.ToString());
root = null;
Assert.Equal(null, root.Text("Other content"));
}
public void TestRemove()
{
var n1 = new HText("Content");
var n2 = new HElement("span", n1);
var n3 = new HElement("span", "Another content");
var n4 = new HElement("div", n2, n3);
var elements = new HNode[] { n3, n1 };
Assert.Same(elements, elements.Remove());
Assert.Equal("<div><span></span></div>", n4.ToString());
elements = null;
Assert.Null(elements.Remove());
}
protected override string GetContents(SessionData sessionData)
{
// Get the default layout around the elements retrieved by GetElements()
HElement page = MainPage.GetPage(GetElements(), nameof(Tut01) + ".cs");
// To get the HTML-string of an HElement, call GetContent with the current session data.
return(page.GetContent(sessionData));
#pragma warning disable CS0162
// You might as well just use .ToString();
return(page.ToString());
// Or for all you fishy dudes out there: there's also this alternative
return(page * sessionData);
#pragma warning restore CS0162
}
public void TestWrapElements()
{
var n1 = new HElement("span", "Content 1");
var n2 = new HElement("span", "Content 2");
var n3 = new HElement("div", n1, n2);
Assert.Equal("<div><span>Content 1</span><span>Content 2</span></div>", n3.ToString());
IEnumerable <HElement> elements = new HElement[] { n1, n2 };
Assert.Same(elements, elements.Wrap(new HElement("strong", new HElement("em"))));
Assert.Equal("<div><strong><em><span>Content 1</span></em></strong><strong><em><span>Content 2</span></em></strong></div>", n3.ToString());
elements = null;
Assert.Null(elements.Wrap(new HElement("strong", new HElement("em"))));
Assert.Equal("<div><strong><em><span>Content 1</span></em></strong><strong><em><span>Content 2</span></em></strong></div>", n3.ToString());
}
public void TestWrapInnerElementsByCallback()
{
var n1 = new HElement("span", "Content 1");
var n2 = new HElement("span", "Content 2");
var n3 = new HElement("div", n1, n2);
Assert.Equal("<div><span>Content 1</span><span>Content 2</span></div>", n3.ToString());
var elements = new HElement[] { n1, n2 };
Assert.Same(elements, elements.WrapInner((e, i) => new HElement("strong", "C" + i.ToString(), new HElement("em"))));
Assert.Equal("<div><span><strong>C0<em>Content 1</em></strong></span><span><strong>C1<em>Content 2</em></strong></span></div>", n3.ToString());
elements = null;
Assert.Null(elements.WrapInner((e, i) => new HElement("strong", "C" + i.ToString(), new HElement("em"))));
Assert.Equal("<div><span><strong>C0<em>Content 1</em></strong></span><span><strong>C1<em>Content 2</em></strong></span></div>", n3.ToString());
}
public void TestSetTextElements()
{
var n1 = new HElement("div", "Content 1");
var n2 = new HElement("div", "Content 2");
var n3 = new HElement("div", "Content 3");
var n4 = new HElement("div", "Content 4");
var n5 = new HElement("div", "Content 5");
var root = new HElement("div", n1, n2, n3, n4, n5);
var elements = new HElement[] { n2, null, n4 };
Assert.Same(elements, elements.Text("Test Content"));
Assert.Equal("<div><div>Content 1</div><div>Test Content</div><div>Content 3</div><div>Test Content</div><div>Content 5</div></div>", root.ToString());
elements = null;
Assert.Equal(null, elements.Text("Other content"));
}
public void TestUnwrapElements()
{
var n1 = new HElement("span", "Content");
var n2 = new HText("Content");
var root = new HElement("div", new HElement("a", new HElement("strong", new HElement("em", n1))), new HElement("div", n2));
Assert.Equal("<div><a><strong><em><span>Content</span></em></strong></a><div>Content</div></div>", root.ToString());
IEnumerable <HNode> elements = new HNode[] { n1, n2 };
Assert.Same(elements, elements.Unwrap());
Assert.Equal("<div><a><strong><span>Content</span></strong></a>Content</div>", root.ToString());
elements = null;
Assert.Null(elements.Unwrap());
}
public void TestPrependToElements()
{
var content1 = new HElement("span", "Content1");
var content2 = new HElement("span", "Content2");
var element = new HElement("div", "First Content");
IEnumerable <HNode> contents = new HNode[] { content1, null, content2 };
Assert.Same(contents, contents.PrependTo(element));
Assert.Equal("<div><span>Content1</span><span>Content2</span>First Content</div>", element.ToString());
Assert.Same(contents, contents.PrependTo(null));
contents = null;
Assert.Null(contents.PrependTo(element));
}
public void TestWrapInnerElement()
{
var n1 = new HElement("span", "Content");
var n2 = new HElement("span");
var root = new HElement("div", n1, n2);
Assert.Same(n1, n1.WrapInner(new HElement("strong", new HElement("em"))));
Assert.Equal("<div><span><strong><em>Content</em></strong></span><span></span></div>", root.ToString());
Assert.Same(n2, n2.WrapInner(new HElement("p", new HElement("a"))));
Assert.Equal("<div><span><strong><em>Content</em></strong></span><span><p><a></a></p></span></div>", root.ToString());
n1 = null;
Assert.Null(n1.WrapInner(new HElement("strong", new HElement("em"))));
Assert.Equal("<div><span><strong><em>Content</em></strong></span><span><p><a></a></p></span></div>", root.ToString());
}
public void TestWrapAll()
{
var n1 = new HElement("span", "Content 1");
var n2 = new HElement("span", "Content 2");
var n3 = new HElement("span", "Content 3");
var n4 = new HElement("span", "Content 4");
var root = new HElement("div", n1, n2, n3, n4);
var elements = new HElement[] { n1, n3, n4 };
Assert.Same(elements, elements.WrapAll(new HElement("p", new HElement("a"))));
Assert.Equal("<div><p><a><span>Content 1</span><span>Content 3</span><span>Content 4</span></a></p><span>Content 2</span></div>", root.ToString());
}
public void TestReplaceAll()
{
var n1 = new HText("Content");
var n2 = new HElement("span", n1);
var n3 = new HElement("span", "Another content");
var n4 = new HElement("div", n2, n3);
var elements = new HElement[] { new HElement("p", "p 1"), null, new HElement("div", "div 2") };
Assert.Same(elements, elements.ReplaceAll(n3, n2));
Assert.Equal("<div><p>p 1</p><div>div 2</div><p>p 1</p><div>div 2</div></div>", n4.ToString());
elements = null;
Assert.Null(elements.ReplaceAll(n3, n2));
Assert.Equal("<div><p>p 1</p><div>div 2</div><p>p 1</p><div>div 2</div></div>", n4.ToString());
}
public void TestReplaceWithElementsByCallback()
{
var n1 = new HText("Content");
var n2 = new HElement("span", n1);
var n3 = new HElement("span", "Another content");
var n4 = new HElement("div", n2, n3);
var elements = new HElement[] { n2, n3 };
Assert.Same(elements, elements.ReplaceWith((e, i) => {
return(new HNode[] { new HElement("div", "Div Content " + i.ToString()), new HElement("span", "Span Content " + i.ToString()) });
}));
Assert.Equal("<div><div>Div Content 0</div><span>Span Content 0</span><div>Div Content 1</div><span>Span Content 1</span></div>", n4.ToString());
n4.Descendants("div").ReplaceWith((e, i) => null);
Assert.Equal("<div><span>Span Content 0</span><span>Span Content 1</span></div>", n4.ToString());
elements = null;
Assert.Null(elements.ReplaceWith((e, i) => {
return(new HNode[] { new HElement("div", "Div Content " + i.ToString()), new HElement("span", "Span Content " + i.ToString()) });
}));
Assert.Equal("<div><span>Span Content 0</span><span>Span Content 1</span></div>", n4.ToString());
}
public void TestSetTextElementsByCallback()
{
var n1 = new HElement("div", "Content 1");
var n2 = new HElement("div", "Content 2");
var n3 = new HElement("div", "Content 3");
var n4 = new HElement("div", "Content 4");
var n5 = new HElement("div", "Content 5");
var root = new HElement("div", n1, n2, n3, n4, n5);
var elements = new HElement[] { n2, null, n4 };
Assert.Same(elements, elements.Text((e, i) => "New Content " + i.ToString()));
Assert.Equal("<div><div>Content 1</div><div>New Content 0</div><div>Content 3</div><div>New Content 2</div><div>Content 5</div></div>", root.ToString());
elements = null;
Assert.Equal(null, elements.Text((e, i) => "New Content " + i.ToString()));
}
public void TestInsertBeforeElement()
{
var n1 = new HText("Content 1");
var n2 = new HElement("span", "Content 2");
var n3 = new HText("Content 3");
var element = new HElement("div", n1, n2, n3);
var n4 = new HText("Insertion");
Assert.Same(n4, n4.InsertBefore(n2));
Assert.Equal("<div>Content 1Insertion<span>Content 2</span>Content 3</div>", element.ToString());
}
public void TestInsertBeforeElements()
{
var n1 = new HText("Content 1");
var n2 = new HElement("span", "Content 2");
var n3 = new HText("Content 3");
var element = new HElement("div", n1, n2, n3);
var n4 = new HText("Insertion1");
var n5 = new HText("Insertion2");
IEnumerable <HNode> elements = new HNode[] { n4, n5 };
Assert.Same(elements, elements.InsertBefore(n2));
Assert.Equal("<div>Content 1Insertion1Insertion2<span>Content 2</span>Content 3</div>", element.ToString());
}