def test_simple_addition():
a = Time('05:25:45')
b = Time('12:24:21')
c = a + b
assert c == Time('17:51:06')
def test_forward_multiply():
a = Time('05:25:45')
b = a * 2
assert b == Time('10:51:30')
def test_backward_multiply():
a = Time('05:25:45')
b = 2 * a
assert b == Time('10:51:30')
def test_modulo_addition():
a = Time('05:25:45')
b = Time('20:24:21')
assert c == Time('01:51:06')
def test_wrong_format_input():
#todo
t = Time('12h25m36s')
pass
def test_nominal_init():
t = Time('12:25:36')
assert t.hour == 12
assert t.minute == 25
assert t.second == 36
def test_unphysical_input():
#todo
t = Time('65:25:36')
t = Time('12:61:36')
t = Time('12:25:61')
pass
def test_repr():
a = Time('02:06:46')
assert a.__repr__() == '02h 06m 46s'