private void assertEquals(Vector3f expected, Vector3f actual,
            float tolerance) {
        Assert.assertEquals(expected.x, actual.x, tolerance);
        Assert.assertEquals(expected.y, actual.y, tolerance);
        Assert.assertEquals(expected.z, actual.z, tolerance);
    }
Verify the order in which Tait-Bryan angles are applied by the Quaternion
class. This was issue #1388 at GitHub.

@author Stephen Gold
jme3-core/src/test/java/com/jme3/math/TestIssue1388.java