def test_compare(self):
inchi1 = InChI('InChI=1S/foo')
inchi2 = InChI('InChI=1/foo')
inchi3 = InChI('InChI=1/bar')
self.assertTrue(inchi1 == inchi2)
self.assertTrue(not inchi1 != inchi2)
self.assertTrue((inchi1 < inchi2) is (inchi1 > inchi2))
self.assertTrue((inchi1 < inchi3) is not (inchi1 > inchi3))
def test_constructor(self):
inchi1 = InChI('InChI=1S/foo')
self.assertTrue(inchi1 is not None)
with self.assertRaises(InchiException):
InChI('foo')