def test_feedforward_returns_negative_one_if_sum_is_less_than_zero(
self,
mock_uniform
):
expected = [0.1, 0.2, 0.3]
mock_uniform.side_effect = expected
inputs = [1, -3, 1]
perceptron = Perceptron()
actual = perceptron.feedforward(inputs)
expected = -1
self.assertEqual(actual, expected)
