def test_max_representable():
pytest.skip()
# TODO: unknown case
# a = Sfix(0, 0, 0)
# assert a.max_representable() == 0
a = Sfix(0, 1, 0)
assert a.max_representable() == 1
a = Sfix(0, 1, -1)
assert a.max_representable() == 1.5
a = Sfix(0, 1, -2)
assert a.max_representable() == 1.75
a = Sfix(0, 2, -2)
assert a.max_representable() == 3.75
a = Sfix(0, -1, 0)
assert a.max_representable() == 0.5
a = Sfix(0, -2, 0)
assert a.max_representable() == 0.25
# TODO: unknown case
# a = Sfix(0, -1, -1)
# assert a.max_representable() == 0.5 ??
# FIXME: BULLSHIT, 0.25 is correct??
a = Sfix(0, -1, -2)
assert a.max_representable() == 0.75
a = Sfix(0, -2, -3)
assert a.max_representable() == 0.25 + 0.25 / 2
def test_repr_limits():
pytest.skip()
a = Sfix(0, 0, -12)
assert a.max_representable() == 0.999755859375
assert a.min_representable() == -1.0
a = Sfix(0, 1, -12)
assert a.max_representable() == 1.999755859375
assert a.min_representable() == -2.0
a = Sfix(0, 2, -12)
assert a.max_representable() == 3.999755859375
assert a.min_representable() == -4.0
a = Sfix(0, -1, -12)
assert a.max_representable() == 0.499755859375
assert a.min_representable() == -0.5