def test_from_vuln(self):
url = URL('http://moth/')
inst1 = MockVuln()
inst1.set_uri(url)
inst1['eggs'] = 'spam'
inst2 = Vuln.from_vuln(inst1)
self.assertNotEqual(id(inst1), id(inst2))
self.assertIsInstance(inst2, Vuln)
self.assertEqual(inst1.get_uri(), inst2.get_uri())
self.assertEqual(inst1.get_uri(), url)
self.assertEqual(inst2.get_uri(), url)
self.assertEqual(inst2['eggs'], 'spam')
self.assertEqual(inst1.get_url(), inst2.get_url())
self.assertEqual(inst1.get_method(), inst2.get_method())
self.assertEqual(inst1.get_dc(), inst2.get_dc())
self.assertEqual(inst1.get_var(), inst2.get_var())
self.assertEqual(inst1.get_to_highlight(), inst2.get_to_highlight())
