protected Version newVersion(String version) {
        return modelVersionParser.parseVersion(version);
    }

    @Test
    void testEmptyVersion() {
        assertOrder(X_EQ_Y, "0", "");
    }

    @Test
    void testNumericOrdering() {
        assertOrder(X_LT_Y, "2", "10");
        assertOrder(X_LT_Y, "1.2", "1.10");