def test_get_slope_pos(self):
point_1 = Point(1, 2)
point_2 = Point(2, 4)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, 2)
point_1 = Point(1, 2)
point_2 = Point(3, 3)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, 0.5)
def test_get_slope_neg(self):
point_1 = Point(1, 2)
point_2 = Point(0, 4)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, -2)
point_1 = Point(2, 2)
point_2 = Point(0, 3)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, -0.5)
def test_get_slope_pos_inf(self):
point_1 = Point(0, 0)
point_2 = Point(0, 2)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, float('inf'))
def test_get_slope_zero(self):
point_1 = Point(2, 1)
point_2 = Point(3, 1)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, 0)
def test_get_slope_neg_inf(self):
point_1 = Point(0, 2)
point_2 = Point(0, 1)
slope = get_slope(point_1, point_2)
self.assertEqual(slope, float('-inf'))