assertEquals(400, exception1.getStatusCode());
        assertEquals(401, exception2.getStatusCode());
        assertEquals(500, exception3.getStatusCode());

        assertTrue(exception1.getStatusCode() != exception2.getStatusCode());
        assertTrue(exception2.getStatusCode() != exception3.getStatusCode());
    }

    @Test
    public void test_exceptionWithLongMessage() {

     */
    private final int statusCode;

    /**
     * Gets the HTTP status code associated with this exception.
     *
     * @return The HTTP status code
     */
    public int getStatusCode() {
        return statusCode;
    }

    /**
     * Constructs a WebApiException with the specified status code, message, and cause.
     *
     * @param statusCode The HTTP status code

                httpRequest = new HttpGet(buf.toString());
            }

            executor.accept(httpRequest, (response, entity) -> {
                final int httpStatusCode = response.getStatusLine().getStatusCode();
                if (httpStatusCode < 400 || httpStatusCode == 401) {
                    parseTokenPage(tokenPattern, responseParams, entity);
                } else {
                    String content;

                CloseableHttpResponse response = client.execute(postRequest);
                getLogger().info("API call response status: " + response.getStatusLine().getStatusCode());
                getLogger().debug(EntityUtils.toString(response.getEntity()));
            } catch (Exception e) {

            // get a content
            final HttpResponse response = executeHttpClient(httpGet);
            httpEntity = response.getEntity();

            final int httpStatusCode = response.getStatusLine().getStatusCode();
            if (httpStatusCode == 200) {

                // check file size
                final Header contentLengthHeader = response.getFirstHeader("Content-Length");

        params.put("q", "*");

        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

                .when()
                .put(getApiPath() + "/upload/");

        // Storage may not be enabled, so accept various responses
        int statusCode = response.getStatusCode();
        assertTrue(statusCode == 200 || statusCode == 400 || statusCode == 500,
                "Status code should be 200, 400 or 500, but was " + statusCode);
    }

    @Test

        Response response =
                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

        Response response =
                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() {

        } catch (final WebApiException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a popularWord request.", e);
            }
            writeJsonResponse(e.getStatusCode(), e);
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {
                logger.debug("Failed to process a popularWord request.", e);
            }