def test_change_radius_diameter():
c = Circle(9)
c.diameter = 50
assert c.radius == 25
def test_add_circle():
c1 = Circle(10)
c2 = Circle(20)
assert c1 + c2 == 30
def test_left_operand_multi():
c1 = Circle(10)
assert 2 * c1 == 20
def test_area():
c = Circle(2)
assert math.isclose(c.area, 12.566370, rel_tol=1e-7)
def test_rep():
c = Circle(10)
assert repr(c) == "Circle10"
def test_sort():
circle_list = [Circle(20), Circle(10), Circle(15), Circle(5)]
circle_list.sort(key=Circle.sort_key)
assert circle_list[0] == Circle(5)
assert circle_list[0] < circle_list[1] < circle_list[2] < circle_list[3]
def test_diameter():
c = Circle(10)
assert c.diameter == 20
def test_s3():
c = Circle(4)
c.diameter = 2
assert c.diameter == 2
assert c.radius == 1
def test_s6():
c = Circle(2)
assert repr(c) == 'Circle(2)'
def test_radius():
c = Circle(5)
assert c.radius == 5
def test_s2():
c = Circle(2)
assert c._diameter == 4
assert c.diameter == 4
def test_str():
c = Circle(15)
assert str(c) == "Circle with radius: 15.000000"
assert repr(c) == "Circle(15)"
def test_change_values_area():
c = Circle(13)
c.area = 6
assert isclose(c.radius, 1.38, rel_tol=.01)
assert isclose(c.diameter, c.radius * 2, rel_tol=.01)
def test_set_area():
c = Circle(2)
assert isclose(c.area, (pi * 2**2), rel_tol=.01)
c.area = 500
assert isclose(c.area, 500, rel_tol=.01)
def test_step_8(self):
c1 = Circle(2)
c2 = Circle(4)
c3 = Circle(4)
self.assertEqual(c1 > c2, False)
self.assertEqual(c1 < c2, True)
self.assertEqual(c1 == c2, False)
self.assertEqual(c2 == c3, True)
circles = [
Circle(6),
Circle(7),
Circle(8),
Circle(4),
Circle(0),
Circle(2),
Circle(3),
Circle(5),
Circle(9),
Circle(1)
]
circles.sort()
expected = [
Circle(0),
Circle(1),
Circle(2),
Circle(3),
Circle(4),
Circle(5),
Circle(6),
Circle(7),
Circle(8),
Circle(9)
]
self.assertEqual(circles, expected)
def test_s7():
c1 = Circle(2)
c2 = Circle(4)
assert (c1 + c2 == Circle(6))
assert c1*3 == Circle(6)
assert 3*c1 == Circle(6)
def test_step_1(self):
c = Circle(4)
self.assertEqual(c.radius, 4)
def test_s1():
c = Circle(2)
assert c._radius == 2
assert c.radius == 2
assert type(c) == Circle
def test_no_radius():
with pytest.raises(TypeError):
c = Circle()
def test_step_2(self):
c = Circle(4)
self.assertEqual(c.diameter, 8)
def test_diameter_change_radius():
c = Circle(10)
assert c.diameter == 20
c.radius = 4
assert c.radius == 4
assert c.diameter == 8
def test_step_3(self):
c = Circle(4)
self.assertEqual(c.diameter, 8)
c.diameter = 2
self.assertEqual(c.diameter, 2)
self.assertEqual(c.radius, 1)
def test_str():
c = Circle(20)
assert str(c) == "Circle with radius: 20"
def test_step_4(self):
c = Circle(2)
self.assertEqual(c.area, 12.566370614359172)
def test_set_area():
c = Circle(5)
with pytest.raises(AttributeError):
c.area = 20
def test_step_6(self):
c = Circle(4)
self.assertEqual(str(c), "Circle with radius: 4")
self.assertEqual(repr(c), "Circle(4)")
def test_multiply_circle():
c1 = Circle(10)
assert c1 * 5 == 50
def test_step_7(self):
c1 = Circle(2)
c2 = Circle(4)
self.assertEqual(c1 + c2, Circle(6))
self.assertEqual(c2 * 3, Circle(12))
self.assertEqual(3 * c2, Circle(12))
def test_greater_than():
c1 = Circle(30)
c2 = Circle(20)
assert c1 > c2
def test_set_diameter():
c = Circle(7)
assert c.diameter == 14
c.diameter = 10
assert c.diameter == 10
