public void OneNullEquals()
{
AirlineCompany x = new AirlineCompany();
AirlineCompany y = null;
x.ID = 1;
Assert.AreEqual(false, x.Equals(y));
}
public void SameIDEquals()
{
AirlineCompany x = new AirlineCompany();
AirlineCompany y = new AirlineCompany();
x.ID = 1;
y.ID = 1;
Assert.AreEqual(true, x.Equals(y));
}
public void DifferentIDEqulas()
{
AirlineCompany x = new AirlineCompany();
AirlineCompany y = new AirlineCompany();
x.ID = 1;
y.ID = 2;
Assert.AreEqual(false, x.Equals(y));
}