def test2(self):
instance = AarsethZareInterface()
time, x, y, z, vx, vy, vz, error = instance.evolve_triple(
[0, 0], [1, 1], [-10, 0], [0, 0], [0, 0], [0, 0], [0, 0], [0, 0],
[1.0])
self.assertEqual(error, -1)
def test1(self):
instance = AarsethZareInterface()
time, x, y, z, vx, vy, vz, error = instance.evolve_triple(
[0, 0, 0], [1, 1, 1], [-10, 0, 10], [0, 0, 0], [0, 0, 0],
[0, 0, 0], [0, 0, 0], [0, 0, 0], [1.0, 1.0, 1.0])
print(time, x, y, z, vx, vy, vz, error)
self.assertEqual(error, 0)
self.assertAlmostRelativeEquals(y, [0, 0, 0])
self.assertAlmostRelativeEquals(z, [0, 0, 0])
self.assertAlmostRelativeEquals(x[-1], -x[0], 10)
self.assertAlmostRelativeEquals(x[1], 0, 10)
self.assertAlmostRelativeEquals(vx[-1], -vx[0], 10)
self.assertAlmostRelativeEquals(vx[1], 0, 10)
self.assertAlmostRelativeEquals(vy, [0, 0, 0])
self.assertAlmostRelativeEquals(vz, [0, 0, 0])
def test0(self):
instance = AarsethZareInterface()
instance.stop()
