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description("Tests ChildNode.replaceWith((Node or DOMString)...)");
function test(t, createChild)
{
    type = t;
    debug("<b>Test " + type + ".replaceWith((Node or DOMString)...).</b>");
    
    debug("Test with no arguments.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    child.replaceWith();
    shouldBe("parent.childNodes.length", "0");
    debug("");

    debug("Test with a single element.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    d1 = document.createElement("div");
    child.replaceWith(d1);
    shouldBe("parent.childNodes.length", "1");
    shouldBe("parent.childNodes[0]", "d1");
    debug("");
    
    debug("Test with a single string.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    child.replaceWith('hello');
    shouldBe("parent.childNodes.length", "1");
    shouldBe("parent.childNodes[0].data", "'hello'");
    debug("");
    
    debug("Test with a both strings and elements.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    d1 = document.createElement("div");
    child.replaceWith('hello', d1);
    shouldBe("parent.childNodes.length", "2");
    shouldBeType("parent.childNodes[0]", "Text");
    shouldBe("parent.childNodes[0].data", "'hello'");
    shouldBeType("parent.childNodes[1]", "Element");
    shouldBe("parent.childNodes[1]", "d1");
    debug("");
    
    debug("Test conversion to string");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    child.replaceWith(null, undefined, 7);
    shouldBe("parent.childNodes.length", "3");
    shouldBeType("parent.childNodes[0]", "Text");
    shouldBe("parent.childNodes[0].data", "'null'");
    shouldBeType("parent.childNodes[1]", "Text");
    shouldBe("parent.childNodes[1].data", "'undefined'");
    shouldBeType("parent.childNodes[2]", "Text");
    shouldBe("parent.childNodes[2].data", "'7'");
    debug("");
    
    debug("Test a child without a parent.");
    child = createChild();
    d1 = document.createElement("div");
    shouldNotThrow("child.replaceWith(d1)");
    debug("");
    
    debug("Test replacing with an existing sibling.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    d1 = document.createElement("div");
    parent.appendChild(d1);
    d2 = document.createElement("div");
    parent.appendChild(d2);
    child.replaceWith(d1);
    shouldBe("parent.childNodes.length", "2");
    shouldBeType("parent.childNodes[0]", "Element");
    shouldBe("parent.childNodes[0]", "d1");
    shouldBeType("parent.childNodes[1]", "Element");
    shouldBe("parent.childNodes[1]", "d2");
    debug("");

    debug("Test replacing a child with itself.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    child.replaceWith(child);
    shouldBe("parent.childNodes.length", "1");
    shouldBeType("parent.childNodes[0]", type);
    shouldBe("parent.childNodes[0]", "child");
    debug("");

    debug("Test replacing a child with itself and another node.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    d1 = document.createElement("div");
    child.replaceWith(child, d1);
    shouldBe("parent.childNodes.length", "2");
    shouldBeType("parent.childNodes[0]", type);
    shouldBe("parent.childNodes[0]", "child");
    shouldBeType("parent.childNodes[1]", "Element");
    shouldBe("parent.childNodes[1]", "d1");
    debug("");

    debug("Test replacing a child with itself and a sibling.");
    parent = document.createElement('div');
    child = createChild();
    parent.appendChild(child);
    d1 = document.createElement("div");
    parent.appendChild(d1);
    child.replaceWith(d1, child);
    shouldBe("parent.childNodes.length", "2");
    shouldBeType("parent.childNodes[0]", "Element");
    shouldBe("parent.childNodes[0]", "d1");
    shouldBeType("parent.childNodes[1]", type);
    shouldBe("parent.childNodes[1]", "child");
    debug("");

    debug("");
}

test("Element", function() { return document.createElement("div"); });
test("Text", function() { return document.createTextNode("text node text"); });
test("Comment", function() { return document.createComment("comment text"); });

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