assertTrue("b) Incorrect format returned: " + formattedString,
formattedString.equals("Inverted Orange"));
formattedString = cf.format(-2);
assertTrue("c) Incorrect format returned: " + formattedString,
formattedString.equals("Inverted Orange"));
formattedString = cf.format(-1);
assertTrue("d) Incorrect format returned: " + formattedString,
formattedString.equals("Inverted Orange"));
formattedString = cf.format(-0);
assertTrue("e) Incorrect format returned: " + formattedString,
formattedString.equals("No Orange"));