final String result = chatClient.testBuildAssistantHistoryContent(msg, "truncated", 20, 500);
        assertEquals("This is a long respo...", result);
    }

    @Test
    public void test_buildAssistantHistoryContent_truncated_shortContent() {
        final ChatMessage msg = ChatMessage.assistantMessage("Short");

	switch successStatus {
	case "201":
		resp := encodeResponse(PostResponse{
			Bucket:   objInfo.Bucket,
			Key:      objInfo.Name,
			ETag:     `"` + objInfo.ETag + `"`,
			Location: w.Header().Get(xhttp.Location),
		})
		writeResponse(w, http.StatusCreated, resp, mimeXML)
	case "200":
		writeSuccessResponseHeadersOnly(w)
	default:

	}

	client := &http.Client{
		Transport: globalRemoteTargetTransport,
		Timeout:   10 * time.Second,
	}

	resp, err := client.Do(req)
	if err != nil {
		return err
	}
	if err == nil {
		// Drain the connection.
		xhttp.DrainBody(resp.Body)
	}
	if resp != nil {
		amzid := resp.Header.Get(xhttp.AmzRequestHostID)
		if _, ok := globalNodeNamesHex[amzid]; ok {
			return BucketRemoteIdenticalToSource{

		// Call the ServeHTTP to execute the handler.
		apiRouter.ServeHTTP(rec, req)
		if rec.Code != test.expectedStatus {
			t.Fatalf("Test %d: %s: Expected the response status to be `%d`, but instead found `%d`, Resp: %s", i+1, instanceType, test.expectedStatus, rec.Code, rec.Body)
		}
	}

	// Test cases for signature-V4.
	testCasesV4 := []struct {
		objectName         string
		data               []byte

		}

		resp := &CopyObjectPartResponse{}
		if err = xmlDecoder(rec.Body, resp, rec.Result().ContentLength); err != nil {
			t.Fatalf("Test failed to decode XML response: <ERROR> %v", err)
		}

		parts = append(parts, CompletePart{
			PartNumber: partNumber,
			ETag:       canonicalizeETag(resp.ETag),
		})
	}

	var completeBytes []byte

0D4A..0D4D    ; valid                                  # 1.1  MALAYALAM VOWEL SIGN O..MALAYALAM SIGN VIRAMA
0D4E          ; valid                                  # 6.0  MALAYALAM LETTER DOT REPH
0D4F          ; valid                  ;      ; NV8    # 9.0  MALAYALAM SIGN PARA
0D50..0D53    ; disallowed                             # NA   <reserved-0D50>..<reserved-0D53>