test_Isentrope.py 文件源码

def test_derivative(self):
        """Test the derivative function
        """
        bump_eos = EOSBump()

        vol = np.logspace(np.log10(.1), np.log10(1), 50)

        pressure = bump_eos.derivative()(vol)

        self.assertIsInstance(pressure, np.ndarray)
        self.assertEqual(50, len(pressure))