public void testDeleteByQuery() {
        // Create test data
        client.prepareIndex().setIndex(TEST_INDEX).setId("1").setSource("field", "value1").execute().actionGet();
        client.prepareIndex().setIndex(TEST_INDEX).setId("2").setSource("field", "value2").execute().actionGet();
        client.admin().indices().prepareRefresh(TEST_INDEX).execute().actionGet();

        // Delete by query

app.include_router(router, dependencies=[create_dependency("router2")])
app.include_router(
    prefix_router, prefix="/prefix", dependencies=[create_dependency("prefix_router2")]
)


def test_index():
    client = TestClient(app)
    with client.websocket_connect("/") as websocket:
        data = json.loads(websocket.receive_text())
        assert data == ["app", "index"]


def test_routerindex():

    private static OpenSearchRunner runner;
    private static Client client;
    private static SuggestSettings settings;
    private AnalyzerConverter converter;
    private static final String TEST_INDEX = "test_analyzer_index";
    private static final String SUGGEST_INDEX = ".suggest";

    @BeforeClass
    public static void beforeClass() throws Exception {
        runner = new OpenSearchRunner();

    public void testSetSettingsIndexName() {
        // Test setting index name with lowercase conversion
        SuggestSettingsBuilder result = builder.setSettingsIndexName("TEST_INDEX");
        assertEquals(builder, result); // Test method chaining
        assertEquals("test_index", builder.settingsIndexName);

        // Test setting index name with mixed case
        builder.setSettingsIndexName("TeSt_InDeX_NaMe");