static void Main(string[] args)
{
AClass a;
a = null;
AClass b = new AClass();
var hashCode = b.GetHashCode();
var equal = b.Equals(null);
//Default funciton generated GetHashCode
//Equals, ToString(),GetType()
bool ret = b == a;
}
public void HashCode_ObjectsDiffOrder_AreNotEqual()
{
// Arrange
var obj1 = new AClass("foo", 3);
var obj2 = new BClass(3, "foo");
// Act
var hash1 = obj1.GetHashCode();
var hash2 = obj2.GetHashCode();
// Assert
Assert.NotEqual(hash1, hash2);
}
public void HashCode_2ObjectsWithNulls_AreEqual()
{
// Arrange
var obj1 = new AClass(null, 0);
var obj2 = new AClass(null, 0);
// Act
var hash1 = obj1.GetHashCode();
var hash2 = obj2.GetHashCode();
// Assert
Assert.Equal(hash1, hash2);
}
public void HashCode_1ObjectWith1Not_AreNotEqual()
{
// Arrange
var obj1 = new AClass(null, 0);
var obj2 = new AClass("foo", 3);
// Act
var hash1 = obj1.GetHashCode();
var hash2 = obj2.GetHashCode();
// Assert
Assert.NotEqual(hash1, hash2);
}