def test_remove_tip(self): gref = Gref(self.repo, "testchannel", "test_write_tip") gref.write_tip("foobarbaz", "") gref.write_tip("lulzbutts", "") gref.write_tip("buttslols", "") gref.remove_tip("lulzbutts") self.assertTrue("foobarbaz" in list(gref)) self.assertTrue("buttslols" in list(gref)) self.assertFalse("lulzbutts" in list(gref))