def test_get_weight_adjusted_input(self):
neuron_1 = Neuron("TEST_1")
neuron_2 = Neuron("TEST_2")
neuron_2.set_output_value(2)
neuron_1.attach_to_neuron_as_input(neuron_2)
result = neuron_1.get_weight_adjusted_input(neuron_2)
self.assertEqual(result, 1, "Should have returned the output value adjusted by weight 0.5.")
def test_calculate_sigma_of_inputs(self):
neuron_1 = Neuron("TEST_1")
neuron_2 = Neuron("TEST_2")
neuron_2.set_output_value(2)
neuron_3 = Neuron("TEST_3")
neuron_3.set_output_value(4)
neuron_1.attach_to_neuron_as_input(neuron_2)
neuron_1.set_input_weight("TEST_2", 2)
neuron_1.attach_to_neuron_as_input(neuron_3)
neuron_1.set_input_weight("TEST_3", 0.5)
result = neuron_1.calculate_sigma_of_inputs()
self.assertEqual(result, 6, "Should have returned the sigma of 2*2, 4*0.5.")
def test_set_output_value(self):
neuron = Neuron("TEST_ID")
neuron.set_output_value(123456)
self.assertEqual(neuron.output_value, 123456, "Should have set self.output_value.")