def test_cycle_length():
expected = 12 # number of months of cycle length
descr1 = CycleDescription("month", expected)
obs = ft.getCycleLength(descr1.attrs(), descr1.constrs())
eq_(obs, expected)
descr2 = CycleDescription("year", expected/12)
obs = ft.getCycleLength(descr2.attrs(), descr2.constrs())
assert_equal(obs, expected)
cf = 80
upval = (expected * 365 / 12) * (cf / 100.0)
descr3 = CycleDescription("EFPD", upval, "percent", cf)
obs = ft.getCycleLength(descr3.attrs(), descr3.constrs())
assert_equal(obs, expected)
def test_cycle_err():
descr4 = CycleDescription("notaunit", 12)
ft.getCycleLength(descr4.attrs(), descr4.constrs())
