checkVersionsEqual("1cr", "1rc");

        // special "aliases" a, b and m for alpha, beta and milestone
        checkVersionsEqual("1a1", "1-alpha-1");
        checkVersionsEqual("1b2", "1-beta-2");
        checkVersionsEqual("1m3", "1-milestone-3");

        // case insensitive
        checkVersionsEqual("1X", "1x");
        checkVersionsEqual("1A", "1a");
        checkVersionsEqual("1B", "1b");