|  --data '{"key":"value"}'
        """.trimMargin(),
      )
  }

  @Test
  fun curlPostWithComplexBody() {
    val jsonBody =
      """
      |{
      |  "user": {
      |    "id": 123,
      |    "name": "Tim O'Reilly"
      |  },
      |  "roles": ["admin", "editor"],
      |  "active": true
      |}
      |
      """.trimMargin()

   *
   * @param code Status code as defined by
   *     [Section 7.4 of RFC 6455](http://tools.ietf.org/html/rfc6455#section-7.4).
   * @param reason Reason for shutting down, no longer than 123 bytes of UTF-8 encoded data (**not** characters) or null.
   * @throws IllegalArgumentException if [code] is invalid or [reason] is too long.
   */
  fun close(
    code: Int,
    reason: String?,
  ): Boolean

    assertThat(formEncode(95)).isEqualTo("_")
    assertThat(formEncode(96)).isEqualTo("%60")
    assertThat(formEncode(97)).isEqualTo("a")
    assertThat(formEncode(122)).isEqualTo("z")
    assertThat(formEncode(123)).isEqualTo("%7B")
    assertThat(formEncode(124)).isEqualTo("%7C")
    assertThat(formEncode(125)).isEqualTo("%7D")
    assertThat(formEncode(126)).isEqualTo("%7E")
    assertThat(formEncode(127)).isEqualTo("%7F")

        assertNull(user.getPermissions());

        // Test with complex permission strings
        permissions = new String[] { "admin:*", "user:read", "document:write:123" };
        user = new TestFessUser("testuser", new String[] {}, new String[] {}, permissions);
        assertArrayEquals(permissions, user.getPermissions());
    }

    @Test

        // ## Test factory methods with special characters in URL ##

        // ## Act ##
        final String specialUrl = "http://example.com/path?query=value&param=123#fragment";
        final CurlRequest getRequest = Curl.get(specialUrl);
        final CurlRequest postRequest = Curl.post(specialUrl);
        final CurlRequest putRequest = Curl.put(specialUrl);

    assertThat(UnsignedBytes.join(",", new byte[] {(byte) 1})).isEqualTo("1");
    assertThat(UnsignedBytes.join(",", (byte) 1, (byte) 2)).isEqualTo("1,2");
    assertThat(UnsignedBytes.join("", (byte) 1, (byte) 2, (byte) 3)).isEqualTo("123");
    assertThat(UnsignedBytes.join(",", (byte) 128, (byte) -1)).isEqualTo("128,255");
  }

  private static boolean unsafeComparatorAvailable() {
    return UnsafeComparator.INSTANCE.isFunctional();
  }

    void testSerialization() throws Exception {
        // Given
        Map<String, Object> context = new HashMap<>();
        context.put("key1", "value1");
        context.put("key2", 123);

        exception = new SmbOperationException(SmbOperationException.ErrorCode.FILE_NOT_FOUND, "test.txt not found",
                new RuntimeException("cause"), SmbOperationException.RetryPolicy.AGGRESSIVE, context);

    assertThat(Chars.join(",", EMPTY)).isEmpty();
    assertThat(Chars.join(",", '1')).isEqualTo("1");
    assertThat(Chars.join(",", '1', '2')).isEqualTo("1,2");
    assertThat(Chars.join("", '1', '2', '3')).isEqualTo("123");
  }

  public void testLexicographicalComparator() {
    List<char[]> ordered =
        Arrays.asList(
            new char[] {},
            new char[] {LEAST},

  private static final String ALMOST_TOO_LONG = Strings.repeat("aaaaa.", 40) + "1234567890.c";

  private static final ImmutableSet<String> VALID_NAME =
      ImmutableSet.of(
          // keep-sorted start
          "123.cn",
          "8server.shop",
          "a" + DELTA + "b.com",
          "abc.a23",
          "biz.com.ua",
          "f--1.com",
          "f--o",
          "f-_-o.cOM",
          "f11-1.com",
          "fOo",

	{"Trim", " Ġİ0", "0 ", "Ġİ"},
	//empty string tests
	{"Trim", "abba", "", "abba"},
	{"Trim", "", "123", ""},
	{"Trim", "", "", ""},
	{"TrimLeft", "abba", "", "abba"},
	{"TrimLeft", "", "123", ""},
	{"TrimLeft", "", "", ""},
	{"TrimRight", "abba", "", "abba"},
	{"TrimRight", "", "123", ""},
	{"TrimRight", "", "", ""},
	{"TrimRight", "☺\xc0", "☺", "☺\xc0"},
	{"TrimPrefix", "aabb", "a", "abb"},