public void WriteNullValue()
 {
     JsonTextWriter writer = new JsonTextWriter(new StringWriter());
     writer.WriteValue(JNull.Value);
     Assert.AreEqual("null", writer.ToString());
 }
 private static string WriteValue(object value)
 {
     JsonTextWriter writer = new JsonTextWriter(new StringWriter());
     writer.WriteValue(value);
     return writer.ToString();
 }
 public void WriteCustom()
 {
     JsonTextWriter writer = new JsonTextWriter(new StringWriter());
     writer.ValueFormatter = new StringArrayFormatter();
     writer.WriteValue(new object[] { 1, 2, 3, "Four", 5 });
     Assert.AreEqual("\"1,2,3,Four,5\"", writer.ToString());
 }