public void TestObjectMethods()
{
//Equals
SimpleElement se1 = new SimpleElement("name");
SimpleElement se2 = new SimpleElement("name", "value");
SimpleValue sv = new SimpleValue("value");
Assert.IsFalse(se1.Equals(sv));
Assert.IsFalse(se1.Equals(se2));
se2.SetString(se1.GetString());
Assert.IsTrue(se1.Equals(se2));
se1.AddElement("child1");
se1.AddElement("child2");
Assert.IsFalse(se1.Equals(se2));
se2.AddElement("child1");
se2.AddElement("child2");
Assert.IsTrue(se1.Equals(se2));
se1.AddAttribute("attr1");
Assert.IsFalse(se1.Equals(se2));
se2.AddAttribute("attr1");
Assert.IsTrue(se1.Equals(se2));
//GetHashCode
Assert.AreEqual(XmlHelper.HashElement(se1), se1.GetHashCode());
//Clone
SimpleElement se1c = (SimpleElement)se1.Clone();
Assert.AreEqual(se1c, se1);
Assert.AreNotSame(se1, se1c);
se1.Comment = "comment";
Assert.AreNotEqual(se1c, se1);
}
public void TestWriteMethods()
{
//WriteValue
TextWriter writer = new StringWriter();
SimpleElement se = new SimpleElement("root", "some\ntext");
se.WriteValue(writer, true);
Assert.AreEqual(se.GetString(), writer.ToString());
writer = new StringWriter();
IndentingWriter indentedWriter = new IndentingWriter(writer, 2);
se.WriteValue(indentedWriter, true);
Assert.AreEqual(se.GetString(), writer.ToString());
//WriteXml
se = new SimpleElement("root");
writer = new StringWriter();
se.WriteXml(writer, true);
Assert.AreEqual("<root/>", writer.ToString());
se.AddAttribute("attr1").SetString("value1");
writer = new StringWriter();
se.WriteXml(writer, true);
Assert.AreEqual("<root attr1='value1'/>", writer.ToString());
se.Comment = "comment text";
se.SetString("content");
writer = new StringWriter();
se.WriteXml(writer, true);
Assert.AreEqual("<root attr1='value1'><!--" + writer.NewLine + "comment text" + writer.NewLine + "-->content</root>", writer.ToString());
writer = new StringWriter();
se.WriteXml(writer, false);
Assert.AreEqual("<root attr1='value1'><!--comment text-->content</root>", writer.ToString());
se.AddElement("child").SetString("child content");
writer = new StringWriter();
se.WriteXml(writer, true);
string result = "<root attr1='value1'>" + writer.NewLine + " <!--" + writer.NewLine + " comment text" +
writer.NewLine + " -->" + writer.NewLine + "content" + writer.NewLine + " <child>child content</child>" +
writer.NewLine + "</root>";
Assert.AreEqual(result, writer.ToString());
Assert.AreEqual(result, se.ToString());
writer = new StringWriter();
se.WriteXml(writer, false);
result = "<root attr1='value1'><!--comment text-->content<child>child content</child></root>";
Assert.AreEqual(result, writer.ToString());
}
public void TestObjectHelpers()
{
Exception e = null;
//EqualsValue
SimpleValue sv1 = new SimpleValue("");
SimpleValue sv2 = new SimpleValue(Binary.NO_BINARY);
Assert.IsTrue(XmlHelper.EqualsValue(sv1, sv2)); //both are empty
sv1.SetString("True");
Assert.IsFalse(XmlHelper.EqualsValue(sv1, sv2));
sv2.SetBoolean(true);
Assert.IsTrue(XmlHelper.EqualsValue(sv1, sv2));
try
{
XmlHelper.EqualsValue(null, sv2);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
sv2.SetString(null);
try
{
XmlHelper.EqualsValue(sv1, sv2);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
sv2.SetBoolean(true);
//EqualsElement
SimpleElement se1 = new SimpleElement();
SimpleElement se2 = new SimpleElement("name", "value");
se2.Comment = "comment";
Assert.IsFalse(XmlHelper.EqualsElement(se1, se2));
se1.Name = se2.Name;
Assert.IsFalse(XmlHelper.EqualsElement(se1, se2));
se1.SetString(se2.GetString());
Assert.IsFalse(XmlHelper.EqualsElement(se1, se2));
se1.Comment = se2.Comment;
Assert.IsTrue(XmlHelper.EqualsElement(se1, se2));
se1.AddElement("el1");
Assert.IsFalse(XmlHelper.EqualsElement(se1, se2));
se2.AddElement("el1");
Assert.IsTrue(XmlHelper.EqualsElement(se1, se2));
se1.AddAttribute("attr1");
Assert.IsFalse(XmlHelper.EqualsElement(se1, se2));
se2.AddAttribute("attr1");
Assert.IsTrue(XmlHelper.EqualsElement(se1, se2));
try
{
XmlHelper.EqualsElement(null, se2);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
//HashValue
SimpleValue sv = new SimpleValue();
Assert.IsNull(sv.Value);
Assert.AreEqual(0, XmlHelper.HashValue(sv));
sv.SetString("test");
Assert.AreEqual("test".GetHashCode(), XmlHelper.HashValue(sv));
sv.SetDecimal(decimal.MinusOne);
Assert.AreEqual(XmlHelper.Convert(decimal.MinusOne, XmlValueType.String).GetHashCode(),
XmlHelper.HashValue(sv));
Assert.AreEqual(XmlHelper.HashValue(sv1), XmlHelper.HashValue(sv2));
//HashElement
Assert.AreEqual(XmlHelper.HashElement(se1), XmlHelper.HashElement(se2));
IXmlElement el1 = se1.GetElement("el1");
el1.SetString("new value");
Assert.AreNotEqual(XmlHelper.HashElement(se1), XmlHelper.HashElement(se2));
}
public void TestElementHelpers()
{
Exception e = null;
//GetAbsolutePath
SimpleElement root = new SimpleElement();
Assert.AreEqual(XmlHelper.GetAbsolutePath(root), "/");
root.Name = "root";
Assert.AreEqual(XmlHelper.GetAbsolutePath(root), "/root");
SimpleElement se = new SimpleElement("child");
se.Parent = root;
Assert.AreEqual(XmlHelper.GetAbsolutePath(se), "/root/child");
try
{
XmlHelper.GetAbsolutePath(null);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentNullException), e);
//IsEmpty
se = new SimpleElement();
Assert.IsTrue(XmlHelper.IsEmpty(se));
se.SetString("value");
Assert.IsFalse(XmlHelper.IsEmpty(se));
se.SetString(null);
Assert.IsTrue(XmlHelper.IsEmpty(se));
se.AddElement("name");
Assert.IsFalse(XmlHelper.IsEmpty(se));
se.ElementList.Clear();
Assert.IsTrue(XmlHelper.IsEmpty(se));
se.AddAttribute("attr");
Assert.IsFalse(XmlHelper.IsEmpty(se));
//GetElement
se = new SimpleElement();
Assert.IsNull(XmlHelper.GetElement(se, "child1"));
se.AddElement("child1");
se.AddElement("child2");
Assert.IsNotNull(XmlHelper.GetElement(se, "child1"));
e = null;
try
{
XmlHelper.GetElement(se, "&invalid");
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
//FindElement
root = new SimpleElement("root");
IXmlElement child1 = root.AddElement("child1");
IXmlElement child2 = child1.AddElement("child2");
string path = "/child1";
Assert.AreEqual(child1, XmlHelper.FindElement(root, path));
Assert.AreEqual(child1, XmlHelper.FindElement(child1, path));
path = "child2";
Assert.IsNull(XmlHelper.FindElement(root, path));
Assert.AreEqual(child2, XmlHelper.FindElement(child1, path));
path = "../child1";
Assert.IsNull(XmlHelper.FindElement(child2, path));
Assert.AreEqual(child1, XmlHelper.FindElement(child1, path));
e = null;
try
{
XmlHelper.FindElement(root, null);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
e = null;
try
{
XmlHelper.FindElement(root, path);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
//FindElement with value
root = new SimpleElement();
child1 = root.AddElement("child1");
child1.SetString("value1");
root.AddElement("child1").SetString("value2");
child2 = child1.AddElement("child2");
path = "/child1";
Assert.AreEqual(child1, XmlHelper.FindElement(root, path, "value1"));
Assert.IsNull(XmlHelper.FindElement(root, path, "valueX"));
path = "child2";
Assert.IsNull(XmlHelper.FindElement(root, path, null));
Assert.AreEqual(child2, XmlHelper.FindElement(child1, path, null));
path = "../child1";
Assert.IsNull(XmlHelper.FindElement(child2, path, null));
Assert.AreNotEqual(child1, XmlHelper.FindElement(child1, path, "value2"));
path = "child2/../child2";
Assert.IsNull(XmlHelper.FindElement(child1, path, 5));
Assert.AreEqual(child2, XmlHelper.FindElement(child1, path, null));
e = null;
try
{
XmlHelper.FindElement(null, path, null);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
//EnsureElement
root = new SimpleElement("root");
child1 = root.AddElement("child1");
child1.AddElement("child2");
path = "/child1";
Assert.AreEqual(root.ElementList.Count, 1);
Assert.AreEqual(child1, XmlHelper.EnsureElement(root, path));
path = "/child3";
Assert.IsNotNull(XmlHelper.EnsureElement(root, path));
Assert.AreEqual(root.ElementList.Count, 2);
path = "/child3/../child4";
Assert.IsNotNull(XmlHelper.EnsureElement(root, path));
Assert.AreEqual(root.ElementList.Count, 3);
e = null;
try
{
XmlHelper.EnsureElement(null, path);
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
e = null;
try
{
XmlHelper.EnsureElement(root, "../child1");
}
catch (Exception ex)
{
e = ex;
}
Assert.IsNotNull(e);
Assert.IsInstanceOf(typeof(ArgumentException), e);
//AddElements
root = new SimpleElement();
Assert.AreEqual(root.ElementList.Count, 0);
IList elements = new ArrayList();
elements.Add(new SimpleElement("el1"));
elements.Add(new SimpleElement("el2"));
elements.Add(new SimpleElement("el3"));
XmlHelper.AddElements(root, elements.GetEnumerator());
Assert.AreEqual(root.ElementList.Count, 3);
//RemoveElement
root = new SimpleElement();
Assert.AreEqual(root.ElementList.Count, 0);
int result = XmlHelper.RemoveElement(root, "child");
Assert.AreEqual(result, 0);
root.AddElement("child");
root.AddElement("child");
root.AddElement("child2");
Assert.AreEqual(root.ElementList.Count, 3);
result = XmlHelper.RemoveElement(root, "child");
Assert.AreEqual(result, 2);
Assert.AreEqual(root.ElementList.Count, 1);
//ReplaceElement
root = new SimpleElement("root");
root.AddElement("child1");
root.AddElement("child2");
Assert.AreEqual(root.ElementList.Count, 2);
Assert.IsNull(root.GetElement("child1").Value);
IXmlElement replaceEl = new SimpleElement("child1", "value");
bool replaced = XmlHelper.ReplaceElement(root, replaceEl);
Assert.IsTrue(replaced);
Assert.AreEqual(root.GetElement("child1").GetString(), replaceEl.GetString());
Assert.AreEqual(root.ElementList.Count, 2);
replaceEl = new SimpleElement("child3");
replaced = XmlHelper.ReplaceElement(root, replaceEl);
Assert.IsFalse(replaced);
Assert.AreEqual(root.ElementList.Count, 3);
}