def test_setup_one_by_one(self):
left = [[-1]]
right = [[1]]
for process in self.processors:
perceptron = Perceptron(1)
self.assertTrue(perceptron.setup())
self.assertTrue(perceptron.setup(left=process(left)))
self.assertTrue(perceptron.setup(right=process(right)))
def test_classify_line_zero_one_by_one(self):
left = [[-1]]
right = [[1]]
left_test = [[-5], [-10]]
right_test = [[5], [10]]
for process in self.processors:
perceptron = Perceptron(1)
self.assertTrue(perceptron.setup())
self.assertTrue(perceptron.setup(left=process(left)))
self.assertTrue(perceptron.setup(right=process(right)))
for l in process(left_test):
self.assertEqual(perceptron.classify_vertex(l), -1)
for r in process(right_test):
self.assertEqual(perceptron.classify_vertex(r), 1)
def test_unclassifiable_setup(self):
left = [[-1], [1]]
right = [[0]]
for process in self.processors:
perceptron = Perceptron(1, 0.5, 2)
self.assertFalse(perceptron.setup(process(left), process(right)))
def test_wrong_setup_without_offset(self):
left = [[-2]]
right = [[-1]]
for process in self.processors:
perceptron = Perceptron(1, 0.5, 2)
self.assertFalse(perceptron.setup(process(left), process(right)))
def test_setup_plane(self):
left = [[-1, 1], [-2, 1]]
right = [[1, 1], [2, 1]]
for process in self.processors:
perceptron = Perceptron(2)
self.assertTrue(perceptron.setup(process(left), process(right)))
def test_classify_line_offset(self):
left = [[-3, 1], [-2, 1]]
right = [[-1, 1], [10, 1]]
left_test = [[-3, 1], [-20, 1]]
right_test = [[-1, 1], [0, 1]]
for process in self.processors:
perceptron = Perceptron(2)
self.assertTrue(perceptron.setup(process(left), process(right)))
for l in process(left + left_test):
self.assertEqual(perceptron.classify_vertex(l), -1)
for r in process(right + right_test):
self.assertEqual(perceptron.classify_vertex(r), 1)