public void DataTypeException_Constructors()
{
var ex1 = new DataTypeException();
Assert.IsNull(ex1.InnerException);
var ex2 = new DataTypeException("foo");
Assert.AreEqual("foo", ex2.Message);
Assert.IsNull(ex2.InnerException);
Assert.IsTrue(ex2.ToString().Contains("foo"));
var iex = new Exception();
var ex3 = new DataTypeException("foo", iex);
Assert.AreEqual("foo", ex3.Message);
Assert.AreSame(iex, ex3.InnerException);
Assert.IsTrue(ex3.ToString().Contains("foo"));
AssertEx.ThrowsException <ArgumentNullException>(() => new DataTypeException(default(DataTypeError)), ex => Assert.AreEqual("error", ex.ParamName));
var err = new DataTypeError(typeof(int), "bar", new[] { typeof(List <int>) });
var ex4 = new DataTypeException(err);
Assert.AreSame(err, ex4.Error);
Assert.IsTrue(ex4.ToString().Contains("bar"));
}
