def test_check_source_filename(self):
        verifier = ProductVerifier('20100505121116-ESACCI-L2P_GHRSST-SSTskin-AVHRRMTA_G-EXP1.2-v02.0-fv1.0.nc')
        product_type = verifier._check_source_filename()
        self.assertIsInstance(product_type, L2P)

        report = verifier.get_report()
        self.assertEquals(0, report['source_filename_check'])