def test_greater_than_or_equal_returns_value_from_series(data):
series_key = data.draw(sampled_from(ESeries))
value = data.draw(sampled_from(series(series_key)))
assert find_greater_than_or_equal(series_key, value) == value
def test_series_cardinality(series_key):
assert len(series(series_key)) == series_key
def test_illegal_series_key_raises_value_error():
with raises(ValueError):
series(13)
def test_nearest_returns_value_from_series(data):
series_key = data.draw(sampled_from(ESeries))
value = data.draw(sampled_from(series(series_key)))
assert find_nearest(series_key, value) == value
