ParserUtils parser = new ParserUtils(" \t\n\r"); //$NON-NLS-1$
assertEquals(4, parser.consumeWhiteSpace());
assertEquals(" \t\n\r", parser.getLastToken()); //$NON-NLS-1$
parser = new ParserUtils(""); //$NON-NLS-1$
assertEquals(0, parser.consumeWhiteSpace());
assertEquals("", parser.getLastToken()); //$NON-NLS-1$
parser = new ParserUtils("x"); //$NON-NLS-1$
assertEquals(0, parser.consumeWhiteSpace());
assertEquals("", parser.getLastToken()); //$NON-NLS-1$