C# (CSharp) System.ComponentModel.DataAnnotations IntegerAttribute.IsValid Examples

IsValid() public method

Determines whether the specified value of the object is valid.

public IsValid ( object value ) : bool
value	object	The value of the object to validate.
return	bool

Example #1

File: IntegerAttributeTests.cs Project: rschiefer/DataAnnotationsExtensions

        public void IsValidTests()
        {
            var attribute = new IntegerAttribute();

            Assert.IsTrue(attribute.IsValid(null)); // Don't check for required
            Assert.IsTrue(attribute.IsValid("1234"));
            Assert.IsTrue(attribute.IsValid("12345"));
            Assert.IsTrue(attribute.IsValid(14));
            Assert.IsTrue(attribute.IsValid(-10)); //Allows negative numbers
            Assert.IsTrue(attribute.IsValid("-50"));
            Assert.IsFalse(attribute.IsValid(14.50));
            Assert.IsFalse(attribute.IsValid("12.90"));
            Assert.IsFalse(attribute.IsValid("1234.5"));
            Assert.IsFalse(attribute.IsValid("$3.50"));
            Assert.IsFalse(attribute.IsValid("12abc"));
            Assert.IsFalse(attribute.IsValid(DateTime.Now));
            Assert.IsFalse(attribute.IsValid("fourteen"));
        }