public void QuaternionEqualsNanTest() { Quaternion a = new Quaternion(Single.NaN, 0, 0, 0); Quaternion b = new Quaternion(0, Single.NaN, 0, 0); Quaternion c = new Quaternion(0, 0, Single.NaN, 0); Quaternion d = new Quaternion(0, 0, 0, Single.NaN); Assert.False(a == new Quaternion(0, 0, 0, 0)); Assert.False(b == new Quaternion(0, 0, 0, 0)); Assert.False(c == new Quaternion(0, 0, 0, 0)); Assert.False(d == new Quaternion(0, 0, 0, 0)); Assert.True(a != new Quaternion(0, 0, 0, 0)); Assert.True(b != new Quaternion(0, 0, 0, 0)); Assert.True(c != new Quaternion(0, 0, 0, 0)); Assert.True(d != new Quaternion(0, 0, 0, 0)); Assert.False(a.Equals(new Quaternion(0, 0, 0, 0))); Assert.False(b.Equals(new Quaternion(0, 0, 0, 0))); Assert.False(c.Equals(new Quaternion(0, 0, 0, 0))); Assert.False(d.Equals(new Quaternion(0, 0, 0, 0))); Assert.False(a.IsIdentity); Assert.False(b.IsIdentity); Assert.False(c.IsIdentity); Assert.False(d.IsIdentity); // Counterintuitive result - IEEE rules for NaN comparison are weird! Assert.False(a.Equals(a)); Assert.False(b.Equals(b)); Assert.False(c.Equals(c)); Assert.False(d.Equals(d)); }
public void QuaternionEqualsTest() { Quaternion a = new Quaternion(1.0f, 2.0f, 3.0f, 4.0f); Quaternion b = new Quaternion(1.0f, 2.0f, 3.0f, 4.0f); // case 1: compare between same values object obj = b; bool expected = true; bool actual = a.Equals(obj); Assert.Equal(expected, actual); // case 2: compare between different values b.X = 10.0f; obj = b; expected = false; actual = a.Equals(obj); Assert.Equal(expected, actual); // case 3: compare between different types. obj = new Vector4(); expected = false; actual = a.Equals(obj); Assert.Equal(expected, actual); // case 3: compare against null. obj = null; expected = false; actual = a.Equals(obj); Assert.Equal(expected, actual); }
public void QuaternionEqualsTest1() { Quaternion a = new Quaternion(1.0f, 2.0f, 3.0f, 4.0f); Quaternion b = new Quaternion(1.0f, 2.0f, 3.0f, 4.0f); // case 1: compare between same values bool expected = true; bool actual = a.Equals(b); Assert.Equal(expected, actual); // case 2: compare between different values b.X = 10.0f; expected = false; actual = a.Equals(b); Assert.Equal(expected, actual); }