}

    public void test_addErrorsCouldNotOpenOnSystem() {
        String property = "testProperty";
        String arg0 = "document.pdf";
        FessMessages result = messages.addErrorsCouldNotOpenOnSystem(property, arg0);
        assertNotNull(result);
        assertSame(messages, result);
        assertTrue(messages.hasMessageOf(property));
    }

    public void test_addErrorsTargetFileDoesNotExist() {

     * @param property The property name for the message. (NotNull)
     * @param arg0 The parameter arg0 for message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addErrorsCouldNotOpenOnSystem(String property, String arg0) {
        assertPropertyNotNull(property);
        add(property, new UserMessage(ERRORS_could_not_open_on_system, arg0));
        return this;
    }

    /**