def test_x1(self):
"""Distance between 0,0 and 1,0 == 1"""
self.assertEqual(sd.e_distance((0, 0), (1, 0)), 1)
def test_x_y2(self):
"""Distance between 18,-3 and -2,6 == sqrt(481)"""
self.assertEqual(sd.e_distance((18, -3), (-2, 6)), math.sqrt(481))
def test_x_y1(self):
"""Distance between 1,1 and 0,0 == sqrt(2)"""
self.assertEqual(sd.e_distance((1, 1), (0, 0)), math.sqrt(2))
def test_y4(self):
"""Distance between 0,0 and 0,-3 == 3"""
self.assertEqual(sd.e_distance((0, 0), (-3, 0)), 3)
def test_y2(self):
"""Distance between 0,0 and 0,-1 == 1"""
self.assertEqual(sd.e_distance((0, 0), (-1, 0)), 1)
def test_x3(self):
"""Distance between 0,0 and 3,0 == 3"""
self.assertEqual(sd.e_distance((0, 0), (3, 0)), 3)