public void Comparisons()
{
Angle angle1 = new Angle(10);
Angle angle2 = new Angle(20);
Angle angle3 = new Angle(20);
Assert.IsTrue(angle1.CompareTo(angle2) < 0);
Assert.IsTrue(angle2.CompareTo(angle1) > 0);
Assert.IsTrue(angle2.CompareTo(angle3) == 0);
Assert.IsTrue(angle1 < angle2);
Assert.IsTrue(angle1 <= angle2);
Assert.IsTrue(angle1 != angle2);
Assert.IsTrue(angle2 > angle1);
Assert.IsTrue(angle2 >= angle1);
Assert.IsTrue(angle2 != angle1);
Assert.IsTrue(angle2 <= angle3);
Assert.IsTrue(angle2 >= angle3);
Assert.IsTrue(angle2 == angle3);
}
public void CompareToTest()
{
double value_target = 10F;
double value_exp_negative = 11F;
double value_exp_zero = 10F;
double value_exp_pos = 9F;
Angle angle = new Angle(value_target);
Angle angle_exp_negative = new Angle(value_exp_negative);
Angle angle_exp_zero = new Angle(value_exp_zero);
Angle angle_exp_pos = new Angle(value_exp_pos);
bool target = true;
bool expected = (angle.CompareTo(angle_exp_negative) < 0) && (angle.CompareTo(angle_exp_zero) == 0) && (angle.CompareTo(angle_exp_pos) > 0);
Assert.AreEqual(target, expected);
}