given().contentType("application/json").header("Authorization", getTestToken()).when().get(getApiPath() + "/download");

        assertEquals(200, response.getStatusCode());
        String body = response.getBody().asString();
        assertTrue(body != null, "CSV response should not be null");
        // CSV should contain the test data

                given().contentType("application/json").header("Authorization", getTestToken()).when().get(getApiPath() + "/download");

        assertEquals(200, response.getStatusCode());
        String body = response.getBody().asString();
        assertTrue(body != null, "CSV response should not be null");
    }

    @Test
    void testUploadCsv_ok() {
        // Create CSV content with format: suggest_word,reading,boost

  val result = mockwebserver3.MockResponse.Builder()
  val copyFromWebSocketListener = webSocketListener
  if (copyFromWebSocketListener != null) {
    result.webSocketUpgrade(copyFromWebSocketListener)
  }

  val body = getBody()
  if (body != null) result.body(body)

  for (pushPromise in pushPromises) {
    result.addPush(pushPromise.wrap())
  }

  result.settings(settings)
  result.status(status)
  result.headers(headers)

        Response response = given().contentType("application/x-ndjson").params(params).when().get("/api/v1/documents/all");

        assertEquals(200, response.getStatusCode());
        String body = response.getBody().asString();
        assertTrue(body != null && body.length() > 0, "Response body should not be empty");
        // NDJSON format: each line is a JSON object
        String[] lines = body.trim().split("\n");

            final String schedulerId = getSchedulerIds(namePrefix).get(0);
            final Response response = checkMethodBase(requestBody).put("/api/admin/scheduler/" + schedulerId + "/start");
            if (response.getBody().jsonPath().getInt("response.status") == 0) {
                logger.info("Start scheduler \"{}\"", schedulerId);
                return;
            }
            ThreadUtil.sleep(100L);
        }