def test2(self): instance = FDPSInterface() instance.initialize_code() instance.commit_parameters() 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.commit_particles() self.assertEquals(0, instance.get_index_of_first_particle()['index_of_the_particle']) self.assertEquals(1, instance.get_index_of_next_particle(0)['index_of_the_next_particle']) self.assertEquals(2, instance.get_index_of_next_particle(1)['index_of_the_next_particle']) instance.delete_particle(0) self.assertEquals(2, instance.get_number_of_particles()['number_of_particles']) #the deletion moves all next particles one id down, so 2 is copied to 1, and 1 to 0 self.assertEquals(1, instance.get_index_of_first_particle()['index_of_the_particle']) self.assertEquals(1, instance.get_index_of_next_particle(2)['__result']) instance.cleanup_code() instance.stop()
def test1(self): instance = FDPSInterface() instance.initialize_code() instance.commit_parameters() 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) instance.commit_particles() 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(0, instance.get_index_of_first_particle()['index_of_the_particle']) self.assertEquals(1, instance.get_index_of_next_particle(0)['index_of_the_next_particle']) instance.cleanup_code() instance.stop()