def test_url(self):
        from libcellml import ImportSource

        source = 'cheers'
        x = ImportSource()
        self.assertEqual(x.url(), '')
        x.setUrl(source)
        self.assertEqual(x.url(), source)
        x.setUrl('')
        self.assertEqual(x.url(), '')
    def test_clone(self):
        from libcellml import ImportSource

        sourceUrl = 'cheers'
        x = ImportSource()

        x.setUrl(sourceUrl)
        self.assertEqual(x.url(), sourceUrl)

        xCloned = x.clone()
        self.assertEqual(xCloned.url(), sourceUrl)