SuggestSettingsBuilder result = builder.indicesTimeout("10s");
        assertEquals(builder, result); // Test method chaining
        assertEquals("10s", builder.timeoutSettings.indicesTimeout);

        // Test updating indices timeout
        builder.indicesTimeout("45s");
        assertEquals("45s", builder.timeoutSettings.indicesTimeout);
    }

    @Test
    public void testClusterTimeout() {

    }

    /**
     * Sets the indices timeout.
     * @param timeout The indices timeout.
     * @return This builder instance.
     */
    public SuggestSettingsBuilder indicesTimeout(final String timeout) {
        timeoutSettings.indicesTimeout = timeout;
        return this;
    }

    /**
     * Sets the cluster timeout.
     * @param timeout The cluster timeout.
     * @return This builder instance.

        /** Index timeout. */
        protected String indexTimeout = "1m";
        /** Bulk timeout. */
        protected String bulkTimeout = "1m";
        /** Indices timeout. */
        protected String indicesTimeout = "1m";
        /** Cluster timeout. */
        protected String clusterTimeout = "1m";
        /** Scroll timeout. */
        protected String scrollTimeout = "1m";
    }

    /**

        settingsBuilder.clusterTimeout(fessConfig.getIndexHealthTimeout());
        settingsBuilder.indexTimeout(fessConfig.getIndexIndexTimeout());
        settingsBuilder.indicesTimeout(fessConfig.getIndexIndicesTimeout());
        settingsBuilder.searchTimeout(fessConfig.getIndexSearchTimeout());
        settingsBuilder.setSettingsIndexName(fessConfig.getIndexDocumentSuggestIndex() + "_suggest");