public void CanGetProppertyInfo()
{
var obj = new GenericParameter();
var expected = obj.GetType().GetProperty("ID");
Expression<Func<GenericParameter, object>> expression = x => x.ID;
var actual = expression.GetPropertyInfo();
Assert.AreEqual(expected, actual);
}
public void CanCompareUsingUserDefinedEqualsFunction()
{
var comparer = new ValidationComparer<GenericParameter>((x, y) => x.ID == y.ID);
var obj1 = new GenericParameter { ID = 1, FirstName = "John", LastName = "Smith" };
var obj2 = new GenericParameter { ID = 1, FirstName = "Ivan", LastName = "Ivanov" };
var obj3 = new GenericParameter { ID = 2, FirstName = "Ivan", LastName = "Ivanov" };
Assert.IsTrue(comparer.Equals(obj1, obj2));
Assert.IsFalse(comparer.Equals(obj1, obj3));
Assert.IsFalse(comparer.Equals(obj2, obj3));
}
public void CanCompareUsingParameters()
{
var comparer1 = new ValidationComparer<GenericParameter>(x => x.ID);
var comparer2 = new ValidationComparer<GenericParameter>(x => x.LastName, x => x.FirstName);
var obj1 = new GenericParameter { ID = 1, FirstName = "John", LastName = "Smith" };
var obj2 = new GenericParameter { ID = 1, FirstName = "Ivan", LastName = "Ivanov" };
var obj3 = new GenericParameter { ID = 2, FirstName = "Ivan", LastName = "Ivanov" };
Assert.IsTrue(comparer1.Equals(obj1, obj2));
Assert.IsFalse(comparer1.Equals(obj1, obj3));
Assert.IsFalse(comparer1.Equals(obj2, obj3));
Assert.IsFalse(comparer2.Equals(obj1, obj2));
Assert.IsFalse(comparer2.Equals(obj1, obj3));
Assert.IsTrue(comparer2.Equals(obj2, obj3));
}
