def test9(self): print "Test HermiteInterface evolve_model" instance = HermiteInterface() self.assertEquals(0, instance.initialize_code()) self.assertEquals(0, instance.set_dt_param(0.001)) self.assertEquals(0, instance.set_end_time_accuracy_factor(0.0)) self.assertEquals(0, instance.commit_parameters()) # Set up an equal-mass binary on a circular orbit: self.assertEquals([0, 0], instance.new_particle(0.5, 0.5, 0, 0, 0, 0.5, 0, 0.01).values()) self.assertEquals([1, 0], instance.new_particle(0.5, -0.5, 0, 0, 0,-0.5, 0, 0.01).values()) self.assertEquals(0, instance.commit_particles()) self.assertEquals(0, instance.evolve_model(math.pi)) for result, expected in zip(instance.get_position(0).values(), [-0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) for result, expected in zip(instance.get_position(1).values(), [0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) self.assertEquals(0, instance.evolve_model(2 * math.pi)) for result, expected in zip(instance.get_position(0).values(), [0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) for result, expected in zip(instance.get_position(1).values(), [-0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) self.assertEquals(0, instance.cleanup_code()) instance.cleanup_code() instance.stop()
def calculate_speed(range_of_number_of_particles): result = [] for n in range_of_number_of_particles: #range(8000,20000, 1000): hermite1 = HermiteInterface() hermite1.initialize_code() hermite2 = HermiteInterface() hermite2.initialize_code() ids = [i for i in range(1, n)] values = [1.0 * i for i in range(1, n)] t0 = time.time() hermite1.new_particle(values, values, values, values, values, values, values, values) t1 = time.time() d1 = t1 - t0 #print d1, t1, t0 t0 = time.time() for i in range(n - 1): hermite2.new_particle(values[i], values[i], values[i], values[i], values[i], values[i], values[i], values[i]) t1 = time.time() d2 = t1 - t0 result.append((n, d1, d2, d2 / d1)) hermite1.cleanup_code() hermite2.cleanup_code() del hermite1 del hermite2 return result
def test4(self): hermite = HermiteInterface() self.assertEquals([0, 0], hermite.get_is_time_reversed_allowed().values()) self.assertEquals(0, hermite.set_is_time_reversed_allowed(1)) self.assertEquals([1, 0], hermite.get_is_time_reversed_allowed().values()) hermite.cleanup_code() hermite.stop()
def test8(self): instance = HermiteInterface() instance.initialize_code() instance.set_eps2(0) instance.commit_parameters() id1, errorcode = instance.new_particle(mass=10.0, radius=1.0, x=0.0, y=0.0, z=0.0, vx=0.0, vy=0.0, vz=0.0) id2, errorcode = instance.new_particle(mass=1.0, radius=1.0, x=2.0, y=0.0, z=0.0, vx=10.0, vy=0.0, vz=0.0) instance.commit_particles() potential, errorcode = instance.get_potential(id1) self.assertEquals(errorcode, 0) self.assertAlmostRelativeEquals(potential, -1.0 / numpy.sqrt(2.0**2), 8) total_potential, errorcode = instance.get_potential_energy() potentials, errorcode = instance.get_potential([id1, id2]) instance.cleanup_code() instance.stop() self.assertAlmostRelativeEquals( total_potential, numpy.sum(potentials * [10.0, 1.0]) / 2.0)
def test3(self): hermite = HermiteInterface() self.assertEquals(0, hermite.set_eps2(0.101)) self.assertEquals([0.101, 0], hermite.get_eps2().values()) self.assertEquals(0, hermite.set_eps2(0.2)) self.assertEquals([0.2, 0], hermite.get_eps2().values()) hermite.cleanup_code() hermite.stop()
def test6(self): hermite = HermiteInterface() hermite.initialize_code() hermite.new_particle([10,10],[-1,1],[0,0], [0,0], [0,0], [0,0], [0,0], [1,1]) retrieved_state = hermite.get_state(0) retr = hermite.get_potential_at_point(0.01, 0,0,0) self.assertEqual(retr['phi'], -20.0) hermite.cleanup_code() hermite.stop()
def test6(self): hermite = HermiteInterface() hermite.initialize_code() hermite.new_particle([10,10],[-1,1],[0,0], [0,0], [0,0], [0,0], [0,0], [1,1]) retrieved_state = hermite.get_state(0) retr = hermite.get_potential_at_point(0.01, 0,0,0) self.assertEqual(retr['phi'], -20.0) hermite.cleanup_code() hermite.stop()
def test5(self): hermite = HermiteInterface() hermite.initialize_code() hermite.new_particle([10,20],[0,0],[0,0], [0,0], [0,0], [0,0], [0,0],[1,1]) retrieved_state = hermite.get_state(0) self.assertEquals(10.0, retrieved_state['mass']) self.assertEquals(1, retrieved_state['radius']) retrieved_state = hermite.get_state([0,1]) self.assertEquals(20.0, retrieved_state['mass'][1]) self.assertEquals(hermite.get_number_of_particles()['number_of_particles'], 2) hermite.cleanup_code() hermite.stop()
def test5(self): hermite = HermiteInterface() hermite.initialize_code() hermite.new_particle([10,20],[0,0],[0,0], [0,0], [0,0], [0,0], [0,0],[1,1]) retrieved_state = hermite.get_state(0) self.assertEquals(10.0, retrieved_state['mass']) self.assertEquals(1, retrieved_state['radius']) retrieved_state = hermite.get_state([0,1]) self.assertEquals(20.0, retrieved_state['mass'][1]) self.assertEquals(hermite.get_number_of_particles()['number_of_particles'], 2) hermite.cleanup_code() hermite.stop()
def test9(self): print "Test HermiteInterface evolve_model" instance = HermiteInterface() self.assertEquals(0, instance.initialize_code()) self.assertEquals(0, instance.set_dt_param(0.001)) self.assertEquals(0, instance.set_end_time_accuracy_factor(0.0)) self.assertEquals(0, instance.commit_parameters()) # Set up an equal-mass binary on a circular orbit: self.assertEquals([0, 0], instance.new_particle(0.5, 0.5, 0, 0, 0, 0.5, 0, 0.01).values()) self.assertEquals([1, 0], instance.new_particle(0.5, -0.5, 0, 0, 0,-0.5, 0, 0.01).values()) self.assertEquals(0, instance.commit_particles()) self.assertEquals(0, instance.evolve_model(math.pi)) for result, expected in zip(instance.get_position(0).values(), [-0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) for result, expected in zip(instance.get_position(1).values(), [0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) self.assertEquals(0, instance.evolve_model(2 * math.pi)) for result, expected in zip(instance.get_position(0).values(), [0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) for result, expected in zip(instance.get_position(1).values(), [-0.5, 0.0, 0.0, 0]): self.assertAlmostEquals(result, expected, 3) self.assertEquals(0, instance.cleanup_code()) instance.stop()
def calculate_speed(range_of_number_of_particles): result = [] for n in range_of_number_of_particles: #range(8000,20000, 1000): hermite1 = HermiteInterface() hermite1.initialize_code() hermite2 = HermiteInterface() hermite2.initialize_code() ids = [i for i in range(1,n)] values = [1.0 * i for i in range(1,n)] t0 = time.time() hermite1.new_particle(values , values , values , values , values , values , values , values) t1 = time.time() d1 = t1 - t0 #print d1, t1, t0 t0 = time.time() for i in range(n-1): hermite2.new_particle(values[i] , values[i] , values[i] , values[i] , values[i] , values[i] , values[i] , values[i]) t1 = time.time() d2 = t1 - t0 result.append((n, d1, d2, d2/d1)) hermite1.cleanup_code() hermite2.cleanup_code() del hermite1 del hermite2 return result
def test2(self): instance = HermiteInterface() instance.initialize_code() for i in [0, 1, 2]: temp_particle = instance.new_particle(mass = i, radius = 1.0, x = 0.0, y = 0.0, z = 0.0, vx = 0.0, vy = 0.0, vz = 0.0) self.assertEquals(i, temp_particle['index_of_the_particle']) instance.delete_particle(1) self.assertEquals(2, instance.get_number_of_particles()['number_of_particles']) self.assertEquals(0, instance.get_index_of_first_particle()['index_of_the_particle']) self.assertEquals(2, instance.get_index_of_next_particle(0)['index_of_the_next_particle']) self.assertEquals(0, instance.get_index_of_next_particle(0)['__result']) self.assertEquals(-1, instance.get_index_of_next_particle(1)['__result']) self.assertEquals(1, instance.get_index_of_next_particle(2)['__result']) instance.cleanup_code() instance.stop()
def test1(self): instance = HermiteInterface() instance.initialize_code() res1 = instance.new_particle(mass = 11.0, radius = 2.0, x = 0.0, y = 0.0, z = 0.0, vx = 0.0, vy = 0.0, vz = 0.0) res2 = instance.new_particle(mass = 21.0, radius = 5.0, x = 10.0, y = 0.0, z = 0.0, vx = 10.0, vy = 0.0, vz = 0.0) self.assertEquals(0, res1['index_of_the_particle']) self.assertEquals(1, res2['index_of_the_particle']) retrieved_state1 = instance.get_state(0) retrieved_state2 = instance.get_state(1) self.assertEquals(11.0, retrieved_state1['mass']) self.assertEquals(21.0, retrieved_state2['mass']) self.assertEquals(0.0, retrieved_state1['x']) self.assertEquals(10.0, retrieved_state2['x']) self.assertEquals(2.0, retrieved_state1['radius']) self.assertEquals(5.0, retrieved_state2['radius']) instance.cleanup_code() instance.stop()
def test1(self): instance = HermiteInterface() instance.initialize_code() res1 = instance.new_particle(mass = 11.0, radius = 2.0, x = 0.0, y = 0.0, z = 0.0, vx = 0.0, vy = 0.0, vz = 0.0) res2 = instance.new_particle(mass = 21.0, radius = 5.0, x = 10.0, y = 0.0, z = 0.0, vx = 10.0, vy = 0.0, vz = 0.0) self.assertEquals(0, res1['index_of_the_particle']) self.assertEquals(1, res2['index_of_the_particle']) retrieved_state1 = instance.get_state(0) retrieved_state2 = instance.get_state(1) self.assertEquals(11.0, retrieved_state1['mass']) self.assertEquals(21.0, retrieved_state2['mass']) self.assertEquals(0.0, retrieved_state1['x']) self.assertEquals(10.0, retrieved_state2['x']) self.assertEquals(2.0, retrieved_state1['radius']) self.assertEquals(5.0, retrieved_state2['radius']) instance.cleanup_code() instance.stop()
def test0(self): instance = HermiteInterface() self.assertTrue("Hut" in instance.all_literature_references_string()) instance.cleanup_code() instance.stop()