def test_complex_sub_complex():
c1 = complex(4, 2) - complex(2, 1)
c2 = Complex(4, 2) - Complex(2, 1)
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr
def test_complex_addition_complex():
c1 = complex(4, 2) + complex(2, 1)
c2 = Complex(4, 2) + Complex(2, 1)
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr
def test_complex_div_real():
c1 = complex(4, 2) / 2
c2 = Complex(4, 2) / 2
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr
def test_complex_mul_real():
c1 = complex(4, 2) * 21
c2 = Complex(4, 2) * 21
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr
def test_complex_sub_real():
c1 = complex(4, 2) - 3
c2 = Complex(4, 2) - 3
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr
def test_complex_instanciation():
c1 = complex(4, 2)
c2 = Complex(4, 2)
c1_repr = c1.real, c1.imag
c2_repr = c2.r, c2.i
assert c1_repr == c2_repr