Esempio n. 1
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    def test_energy(self):
        a = Energy(1.1, "eV")
        b = a.to("Ha")
        self.assertAlmostEqual(b, 0.0404242579378)
        c = Energy(3.14, "J")
        self.assertAlmostEqual(c.to("eV"), 1.9598339337836966e+19)
        self.assertRaises(UnitError, Energy, 1, "m")

        d = Energy(1, "Ha")
        self.assertAlmostEqual(a + d, 28.31138386)
        self.assertAlmostEqual(a - d, -26.11138386)
        self.assertEqual(a + 1, 2.1)
        self.assertEqual(str(a / d), "1.1 eV Ha^-1")
Esempio n. 2
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    def test_energy(self):
        a = Energy(1.1, "eV")
        b = a.to("Ha")
        self.assertAlmostEqual(b, 0.0404242579378)
        c = Energy(3.14, "J")
        self.assertAlmostEqual(c.to("eV"), 1.9598339337836966e+19)
        self.assertRaises(UnitError, Energy, 1, "m")

        d = Energy(1, "Ha")
        self.assertAlmostEqual(a + d, 28.31138386)
        self.assertAlmostEqual(a - d, -26.11138386)
        self.assertEqual(a + 1, 2.1)
        self.assertEqual(str(a / d), "1.1 eV Ha^-1")
Esempio n. 3
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    def test_energy(self):
        a = Energy(1.1, "eV")
        b = a.to("Ha")
        self.assertAlmostEqual(b, 0.0404242579378)
        c = Energy(3.14, "J")
        self.assertAlmostEqual(c.to("eV"), 1.9598338493806797e19)
        self.assertRaises(UnitError, Energy, 1, "m")

        d = Energy(1, "Ha")
        self.assertAlmostEqual(a + d, 28.311386245987997)
        self.assertAlmostEqual(a - d, -26.111386245987994)
        self.assertEqual(a + 1, 2.1)
        self.assertEqual(str(a / d), "1.1 eV Ha^-1")

        e = Energy(1, "kJ")
        f = e.to("kCal")
        self.assertAlmostEqual(f, 0.2390057361376673)
        self.assertEqual(str(e + f), "2.0 kJ")
        self.assertEqual(str(f + e), "0.4780114722753346 kCal")