@Test
public final void testGetPosition() {
double pos1[] = {2, 3.5, 4};
assertTrue(Arrays.equals(pos1, log1.getPosition()));
double pos2[] = {2.1, 3, 0};
assertTrue(Arrays.equals(pos2, log2.getPosition()));
}
@Test
public void testAdvanceTimeFalling() {
double[] initialPos = log1.getPosition();
log1.advanceTime(0.1);
assertTrue(initialPos[2] > log1.getPosition()[2]);
assertEquals(initialPos[0], log1.getPosition()[0], 0);
assertEquals(initialPos[1], log1.getPosition()[1], 0);
}
public void testAdvancerTimeNotFalling() {
double[] initialPos = log2.getPosition();
log2.advanceTime(0.1);
assertTrue(Arrays.equals(initialPos, log2.getPosition()));
}
@Test
public final void testSetPositionLegalCase() {
double[] newPos = {2, 2, 1};
log1.setPosition(newPos);
assertTrue(Arrays.equals(newPos, log1.getPosition()));
}