def test_equality_condition(self):
"""testing the equality condition of a particle instance; a
particle should only be equal to itself
"""
particle1 = base_classes.Particle(x=0, y=0, inclination=0)
particle2 = base_classes.Particle(x=0, y=0, inclination=0)
self.assertNotEqual(particle1, particle2)
def test_ascending_particle_number(self):
"""testing if the particle number increases correctly by
instantiating new ones
"""
particle1 = base_classes.Particle(x=0, y=0, inclination=0)
particle2 = base_classes.Particle(x=1, y=1, inclination=0)
self.assertEqual(particle1.num + 1, particle2.num)
def test_descending_particle_number(self):
"""testing if the 'last_num' class attribute decreases by
deleting a particle and a new instance gets its number
correctly
"""
particle1 = base_classes.Particle(x=0, y=0, inclination=0)
particle2 = base_classes.Particle(x=1, y=1, inclination=0)
del particle2
self.assertEqual(base_classes.Particle.last_num, particle1.num + 1)
particle3 = base_classes.Particle(x=1, y=1, inclination=0)
self.assertEqual(particle1.num + 1, particle3.num)
def test_hashable(self):
"""testing if a generated particle is hashable or not
"""
particle = base_classes.Particle(x=0, y=0, inclination=0)
s = {particle}
self.assertTrue(s)
def test_box_num(self):
"""testing if a the 'box_num' method of a Particle instance
generates the correct box number given its required arguments
"""
particle = base_classes.Particle(x=55, y=58, inclination=0)
bn = particle.box_num(nc=100, box_length=10, box_width=10)
self.assertEqual(bn, 505)