# -*- coding: utf-8 -*- import pytest import validators @pytest.mark.parametrize(('value', 'min', 'max'), [ (12, 11, 13), (12, None, 14), (12, 11, None), (12, 12, 12) ]) def test_returns_true_on_valid_range(value, min, max): assert validators.between(value, min=min, max=max) @pytest.mark.parametrize(('value', 'min', 'max'), [ (12, 13, 12), (12, None, None), ]) def test_raises_assertion_error_for_invalid_args(value, min, max): with pytest.raises(AssertionError): assert validators.between(value, min=min, max=max) @pytest.mark.parametrize(('value', 'min', 'max'), [ (12, 13, 14), (12, None, 11), (12, 13, None) ]) def test_returns_failed_validation_on_invalid_range(value, min, max): result = validators.between(value, min=min, max=max) assert isinstance(result, validators.ValidationFailure)