public void TestValidation()
{
AttributeType type = new AttributeType("test", typeof(string));
AttributeInfo test = new AttributeInfo("test", type);
CollectionAssert.IsEmpty(test.Rules);
var rule = new SimpleAttributeRule();
test.AddRule(rule);
Utilities.TestSequenceEqual(test.Rules, rule);
Assert.True(test.Validate("bar"));
Assert.True(rule.Validated);
Assert.False(test.Validate(1)); // wrong type
}