}

    // Test constraint message methods without parameters
    public void test_addConstraintsAssertFalseMessage() {
        String property = "testProperty";
        FessMessages result = messages.addConstraintsAssertFalseMessage(property);
        assertNotNull(result);
        assertSame(messages, result);
        assertTrue(messages.hasMessageOf(property));
    }

    public void test_addConstraintsAssertTrueMessage() {

     * <pre>
     * message: {item} must be false.
     * </pre>
     * @param property The property name for the message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addConstraintsAssertFalseMessage(String property) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(CONSTRAINTS_AssertFalse_MESSAGE));
        return this;
    }

    /**