public void GreaterThanZeroAttribute_PassSomethingEqualOrLessThanZeroToIsValid_ReturnsFalse()
 {
     var greaterThanZero = new GreaterThanZeroAttribute();
     Assert.IsFalse(greaterThanZero.IsValid(0));
     Assert.IsFalse(greaterThanZero.IsValid(-1));
 }
 public void GreaterThanZeroAttribute_PassSomethingNotNumeric_ReturnsFalse()
 {
     var greaterThanZero = new GreaterThanZeroAttribute();
     Assert.IsFalse(greaterThanZero.IsValid("a"));
 }
 public void GreaterThanZeroAttribute_PassSomethingGreaterThanZeroToIsValid_ReturnsTrue()
 {
     var greaterThanZero = new GreaterThanZeroAttribute();
     Assert.IsTrue(greaterThanZero.IsValid(1));
 }