Iterator<String> iterator = asList("one", "two").iterator();
    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> getOnlyElement(iterator));
    assertThat(expected).hasMessageThat().isEqualTo("expected one element but was: <one, two>");
  }

  public void testGetOnlyElement_noDefault_fiveElements() {

        }
        String text = sb.toString();
        String id = SuggestUtil.createSuggestTextId(text);
        assertNotNull(id);
        String expected = Base64.getEncoder().encodeToString(text.getBytes(CoreLibConstants.CHARSET_UTF_8));
        assertEquals(expected, id); // Should not be truncated
    }

    @Test
    public void testCreateSuggestTextIdWithUnicodeCharacters() {

 * The code in this file is generated from files in ./src/
 */
(function(g,f){if(typeof exports=="object"&&typeof module<"u"){module.exports=f()}else if("function"==typeof define && define.amd){define("marked",f)}else {g["marked"]=f()}}(typeof globalThis < "u" ? globalThis : typeof self < "u" ? self : this,function(){var exports={};var __exports=exports;var module={exports};

 *  @author Victor Jonsson, http://victorjonsson.se
 *  @license MIT
 */

		_, err := validateBucketSSEConfig(bytes.NewReader([]byte(tc.inputXML)))
		if tc.shouldPass && err != nil {
			t.Fatalf("Test case %d: Expected to succeed but got %s", i+1, err)
		}

		if !tc.shouldPass {
			if err == nil || err != nil && err.Error() != tc.expectedErr.Error() {
				t.Fatalf("Test case %d: Expected %s but got %s", i+1, tc.expectedErr, err)
			}
		}
	}

    static Stream<String> messages() {
        return Stream.of("custom message", "", " ", "αβγ", "x".repeat(1000), null);
    }

    @Test
    @DisplayName("Default constructor sets the expected message and no cause")
    void defaultConstructor_setsExpectedMessage_andNoCause() {
        // Arrange & Act
        SmbUnsupportedOperationException ex = new SmbUnsupportedOperationException();

        // Assert

      assertTrue(hp.hasPort());
      assertEquals(expectPort, hp.getPort());
    } else {
      assertFalse(hp.hasPort());
      try {
        hp.getPort();
        fail("Expected IllegalStateException");
      } catch (IllegalStateException expected) {
      }
    }
    assertThat(hp.getHost()).isEqualTo(expectHost);

    // Check the post-withDefaultPort() instance (if any).
    if (!badDefaultPort) {
      try {

    server.requireClientAuth()
    val call = client.newCall(Request.Builder().url(server.url("/")).build())
    assertFailsWith<IOException> {
      call.execute()
    }.also { expected ->
      when (expected) {
        is SSLHandshakeException -> {
          // JDK 11+
        }

        is SSLException -> {
          // javax.net.ssl.SSLException: readRecord
        }

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**
If applicable, add screenshots to help explain your problem.

**Environment (please complete the following information):**
 - OS: [e.g. Windows 10]

        // Test shutdown without listener should throw NullPointerException
        try {
            jobExecutor.shutdown();
            fail("Expected NullPointerException");
        } catch (NullPointerException e) {
            // Expected exception
            assertNotNull(e);
        }
    }

    @Test
    public void test_shutdown_multipleCalls() {
        // Test multiple shutdown calls