SuggestSettingsBuilder result = builder.clusterTimeout("15s");
        assertEquals(builder, result); // Test method chaining
        assertEquals("15s", builder.timeoutSettings.clusterTimeout);

        // Test updating cluster timeout
        builder.clusterTimeout("90s");
        assertEquals("90s", builder.timeoutSettings.clusterTimeout);
    }

    @Test
    public void testBuildWithDefaults() {

    }

    /**
     * Returns the cluster timeout.
     * @return The cluster timeout.
     */
    public String getClusterTimeout() {
        return timeoutSettings.clusterTimeout;
    }

    /**
     * Returns the settings ID.
     * @return The settings ID.
     */
    public String getSettingsId() {
        return settingsId;
    }

    /**

        settingsBuilder.addInitialSettings("search_engine.type", fessConfig.getFesenType());
        settingsBuilder.bulkTimeout(fessConfig.getIndexBulkTimeout());
        settingsBuilder.clusterTimeout(fessConfig.getIndexHealthTimeout());
        settingsBuilder.indexTimeout(fessConfig.getIndexIndexTimeout());
        settingsBuilder.indicesTimeout(fessConfig.getIndexIndicesTimeout());