public void IsValid()
{
var attribute = new MustBeLowerCaseAttribute();
Assert.AreEqual(true, attribute.IsValid(null));
Assert.AreEqual(true, attribute.IsValid(DBNull.Value));
Assert.AreEqual(true, attribute.IsValid(string.Empty));
Assert.AreEqual(true, attribute.IsValid(" "));
Assert.AreEqual(true, attribute.IsValid("abc"));
Assert.AreEqual(false, attribute.IsValid("ABC"));
Assert.AreEqual(true, attribute.IsValid("ab1c"));
Assert.AreEqual(false, attribute.IsValid(" AB 1 C "));
Assert.AreEqual(true, attribute.IsValid(" ab 1 c "));
}
public void IsValidFail(object value)
{
var attribute = new MustBeLowerCaseAttribute();
try
{
attribute.IsValid(value);
Assert.Fail();
}
catch (ArgumentException ex)
{
Assert.AreEqual("Value must be of type String.", ex.Message);
}
}