def test_non_integers_are_valuerror(self, value):
"""Values that cannot be coerced to an integer are rejected with a
`ValueError`."""
assume(not value.strip().isdigit())
with pytest.raises(ValueError) as exc:
cli.check_positive_integer(name='test', value=value)
assert 'should be an integer' in exc.value.args[0]
def test_non_positive_integers_are_valueerror(self, value):
"""Negative or zero integers are rejected with a `ValueError`."""
with pytest.raises(ValueError) as exc:
cli.check_positive_integer(name='test', value=value)
assert 'should be positive' in exc.value.args[0]
def test_positive_integers_are_allowed(self, value):
"""Positive integers go through `check_positive_integer` unmodified."""
assert cli.check_positive_integer(name='test', value=value) == value