public void EqualsTest()
{
HalfCircle sut1 = new LeftHalfCircle(50, 64, 32);
HalfCircle sut2 = new LeftHalfCircle(50, 64, 32);
HalfCircle sut3 = new LeftHalfCircle(100, 64, 32);
Assert.True(sut1.Equals(sut2));
Assert.False(sut1.Equals(sut3));
}