@Test public void testIdentifierTick() throws Exception { final Start root = parseInput("machine Mac variables x' y end", false); final AMachineParseUnit parseUnit = (AMachineParseUnit) root.getPParseUnit(); final LinkedList<PVariable> variables = parseUnit.getVariables(); assertEquals(2, variables.size()); assertEquals("x'", ((AVariable) variables.get(0)).getName().getText()); assertEquals("y", ((AVariable) variables.get(1)).getName().getText()); }