public void TestCloseDialog()
{
_button.CloseDialog();
var result = new Str();
result.Add("<a href=\"javascript:void(0)\" class=\"easyui-linkbutton\" ");
result.Add("onClick=\"$.easyui.closeDialog()\"");
result.Add(">a</a>");
Assert.AreEqual(result.ToString(), _button.ToHtmlString());
}