ParserUtils parser = new ParserUtils("'val'"); //$NON-NLS-1$
assertEquals(5, parser.consumeIdentifierOrStringLiteral());
assertEquals("'val'", parser.getLastToken()); //$NON-NLS-1$
parser = new ParserUtils("'val val'"); //$NON-NLS-1$
assertEquals(9, parser.consumeIdentifierOrStringLiteral());
assertEquals("'val val'", parser.getLastToken()); //$NON-NLS-1$
parser = new ParserUtils("''"); //$NON-NLS-1$
assertEquals(2, parser.consumeIdentifierOrStringLiteral());
assertEquals("''", parser.getLastToken()); //$NON-NLS-1$