def test_power2_3(self): eq_(8, power2(3))
def test_power2_1(self): eq_(2, power2(1))
def test_power2_2(self): eq_(4, power2(2))
def test_power2_10(self): eq_(1024, power2(10))
def test_power2_6(self): eq_(64, power2(6))
def test_power2_8(self): eq_(256, power2(8))
def test_power2_7(self): eq_(128, power2(7))
def test_power2_5(self): eq_(32, power2(5))
def test_power2_4(self): eq_(16, power2(4))
def test_power2_9(self): eq_(512, power2(9))
def test_power2_negative(self): eq_(1, power2(-5))
def test_power2_0(self): eq_(1, power2(0))