def test_erange_cardinality_over_one_order_of_magnitude(series_key, low):
high = low * 10.0
assume(not math.isinf(high))
values = list(erange(series_key, low, high))
include_end = bool(high in values)
cardinality = series_key + include_end
assert len(values) == cardinality
def test_erange_start_stop_in_wrong_order_raises_value_error():
with raises(ValueError):
erange(E12, 10, 8)
def test_erange_stop_too_small_raises_value_error():
with raises(ValueError):
erange(E12, 10, 0)
def test_erange_start_too_small_raises_value_error():
with raises(ValueError):
erange(E12, 0, 10)
def test_erange_stop_infinite_raises_value_error():
with raises(ValueError):
erange(E12, 10, float("inf"))
def test_erange_start_infinite_raises_value_error():
with raises(ValueError):
inf = float("inf")
erange(E12, inf, 10)
