} finally {
            // Clean up system property
            System.clearProperty(Constants.FESS_CONFIG_PREFIX + testKey);
        }
    }

    // Test property with spaces
    public void test_get_propertyWithSpaces() {
        String testKey = "property.with.spaces";
        String valueWithSpaces = "  value with spaces  ";
        System.setProperty(Constants.FESS_CONFIG_PREFIX + testKey, valueWithSpaces);

        try {