def test_is_correct_for_lines_of_a_single_point(self): a = (0, 0) b = (-5, 0) self.assertTrue(colinear_lines_overlap(a, b))
def test_raises_error_with_invalid_input(self): a = None b = ('foo', 'bar') with self.assertRaises(TypeError): colinear_lines_overlap(a, b)
def test_is_correct_for_lines_that_share_end_and_start_points(self): a = (1, 5) b = (5, 10) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_for_equal_lines(self): a = (1, 3) b = (1, 3) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_for_lines_with_same_origin(self): a = (1, 5) b = (1, 3) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_for_line_ranging_negative_and_positive_positions(self): a = (-5, 5) b = (-6, -1) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_negative_lines_that_overlap(self): a = (-1, -5) b = (-2, -6) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_for_positive_lines_where_a_contains_b(self): a = (1, 5) b = (2, 3) self.assertTrue(colinear_lines_overlap(a, b))
def test_is_correct_for_positive_lines_that_dont_overlap(self): a = (1, 3) b = (4, 5) self.assertFalse(colinear_lines_overlap(a, b))
def test_accepts_lists_as_input(self): a = [1, 3] b = [2, 4] self.assertTrue(colinear_lines_overlap(a, b))