assertNull(request.body());
    }

    @Test
    public void testConstructorWithNullUrl() {
        // URL can be null with the two-argument constructor
        CurlRequest request = new CurlRequest(Method.DELETE, null);

        assertEquals(Method.DELETE, request.method());
        assertEquals("UTF-8", request.encoding());
        assertEquals(1024 * 1024, request.threshold());

    val method = "PUT"
    val request =
      Request(
        url = url,
        headers = headers,
        method = method,
        body = body,
      )
    assertThat(request.url).isEqualTo(url)
    assertThat(request.headers).isEqualTo(headers)
    assertThat(request.method).isEqualTo(method)
    assertThat(request.body).isEqualTo(body)
    assertThat(request.tags).isEqualTo(EmptyTags)
  }

  @Test

        // Given
        when(request.isResponseAsync()).thenReturn(true);
        when(request.size()).thenReturn(100);
        when(request.getOverrideTimeout()).thenReturn(3000);
        when(request.allowChain(any())).thenReturn(true);

        // When
        boolean async = request.isResponseAsync();
        int size = request.size();
        Integer timeout = request.getOverrideTimeout();

            // Initial setup
            request.setReadLength(1000);
            request.setOffset(500L);
            request.setMinimumCount(100);

            // Update parameters
            request.setReadLength(2000);
            request.setOffset(1000L);
            request.setMinimumCount(200);
            request.setRemainingBytes(3000);
            request.setPadding((byte) 4);

    @Test
    public void test_defaultConstructor() {
        final LlmChatRequest request = new LlmChatRequest();
        assertNotNull(request.getMessages());
        assertTrue(request.getMessages().isEmpty());
        assertNull(request.getModel());
        assertNull(request.getMaxTokens());
        assertNull(request.getTemperature());
        assertFalse(request.isStream());
    }

    @Test
    public void test_addMessage() {

    checkState(refreshNanos == UNSET_INT, "refreshAfterWrite requires a LoadingCache");
  }

  private void checkWeightWithWeigher() {
    if (weigher == null) {
      checkState(maximumWeight == UNSET_INT, "maximumWeight requires weigher");
    } else {
      if (strictParsing) {
        checkState(maximumWeight != UNSET_INT, "weigher requires maximumWeight");
      } else {

        buf.append("12345ABCDE");
        request.setParameter("userCode", buf.toString());
        assertEquals("12345abcde12345ABCDE", userInfoHelper.getUserCodeFromRequest(request));
        request.setParameter("userCode", buf.toString() + "_");
        assertEquals("12345abcde12345ABCDE_", userInfoHelper.getUserCodeFromRequest(request));
        request.setParameter("userCode", buf.toString() + " ");

        .header("User-Agent", "user request")
        .build()
    val response = client.newCall(request).execute()
    assertThat(response.request.header("User-Agent")).isNotNull()
    assertThat(response.request.header("User-Agent")).isEqualTo("user request")
    assertThat(response.networkResponse!!.request.header("User-Agent")).isEqualTo(
      "intercepted request",
    )
  }

  @Test

    server.enqueue(MockResponse(body = "b"))
    val request = Request(server.url("/"))
    assertConnectionReused(request, request)
  }

  @Test
  fun connectionsAreReusedForPosts() {
    server.enqueue(MockResponse(body = "a"))
    server.enqueue(MockResponse(body = "b"))
    val request =
      Request(
        url = server.url("/"),
        body = "request body".toRequestBody("text/plain".toMediaType()),
      )

    val method = "PUT"
    val request =
      Request(
        url = url,
        headers = headers,
        method = method,
        body = body,
      )
    assertThat(request.url).isEqualTo(url)
    assertThat(request.headers).isEqualTo(headers)
    assertThat(request.method).isEqualTo(method)
    assertThat(request.body).isEqualTo(body)
    assertThat(request.tags).isEqualTo(EmptyTags)
  }

  @Test