@Test(expected = IllegalArgumentException.class)
public void testSetPositionIllegalCase() throws Exception {
double[] newPos = {2, 6, 1};
log3.setPosition(newPos);
}
@Test
public final void testSetPositionLegalCase() {
double[] newPos = {2, 2, 1};
log1.setPosition(newPos);
assertTrue(Arrays.equals(newPos, log1.getPosition()));
}
