def test_isin(x):
"""
Given a sequence, and a value from the sequence, when isin() is called with
the sequence, then it returns a function that returns the value when called
with it.
"""
v, seq = x
validator = mod.isin(seq)
assert validator(v) == v
def test_isin(x):
"""
Given a sequence, and a value from the sequence, when isin() is called with
the sequence, then it returns a function that returns the value when called
with it.
"""
v, seq = x
validator = mod.isin(seq)
assert validator(v) == v
def test_isin_not_found(x):
"""
Given a sequence, and a value that does not belong to it, when isin() is
called with the sequence, then it returns a function that raises ValueError
when called with the value.
"""
v, seq = x
validator = mod.isin(seq)
with pytest.raises(ValueError):
validator(v)
def test_isin_not_found(x):
"""
Given a sequence, and a value that does not belong to it, when isin() is
called with the sequence, then it returns a function that raises ValueError
when called with the value.
"""
v, seq = x
validator = mod.isin(seq)
with pytest.raises(ValueError):
validator(v)
