}

    @Test
    void testPropertiesClear() {
        // Test for issue #11552: NullPointerException when clearing properties
        Model model = new Model();
        model.addProperty("key1", "value1");
        model.addProperty("key2", "value2");
        assertEquals(2, model.getProperties().size());

        // This should not throw NullPointerException
        model.getProperties().clear();

        Smb2LeaseKey key1 = new Smb2LeaseKey();
        Smb2LeaseKey key2 = new Smb2LeaseKey();
        Smb2LeaseKey key3 = new Smb2LeaseKey();

        when(baseLeaseManager.requestLease(dir1, DirectoryLeaseState.DIRECTORY_READ_HANDLE)).thenReturn(key1);
        when(baseLeaseManager.requestLease(dir2, DirectoryLeaseState.DIRECTORY_READ_HANDLE)).thenReturn(key2);

  public void testBuildKeepingLast_smallTableSameHash() {
    String key1 = "QED";
    String key2 = "R&D";
    assertThat(key1.hashCode()).isEqualTo(key2.hashCode());
    ImmutableMap<String, Integer> map =
        ImmutableMap.<String, Integer>builder()
            .put(key1, 1)
            .put(key2, 2)
            .put(key1, 3)
            .put(key2, 4)
            .buildKeepingLast();

   *
   * <ul>
   *   <li>To output a separate entry for each key-value pair, pass {@code multimap.entries()} to a
   *       {@code MapJoiner} method that accepts entries as input, and receive output of the form
   *       {@code key1=A&key1=B&key2=C}.
   *   <li>To output a single entry for each key, pass {@code multimap.asMap()} to a {@code

    }

    @Test
    public void testDifferentKeys() {
        final CachedCipher cipher1 = new CachedCipher();
        cipher1.setKey("key1");

        final CachedCipher cipher2 = new CachedCipher();
        cipher2.setKey("key2");

        final String original = "Hello World";
        final String encrypted1 = cipher1.encryptText(original);

        Smb2EncryptionContext context2 =
                new Smb2EncryptionContext(EncryptionNegotiateContext.CIPHER_AES128_GCM, DialectVersion.SMB311, key2, key2);

        // When - Wipe keys from context1
        context1.secureWipeKeys();

        // Then - Context2 should still be functional
        assertDoesNotThrow(() -> {

		{"3 somelongkey=\n", nil, false},
		{"50 tooshort=\n", nil, false},
		{"13 key1=haha\n13 key2=nana\n13 key3=kaka\n",
			map[string]string{"key1": "haha", "key2": "nana", "key3": "kaka"}, true},
		{"13 key1=val1\n13 key2=val2\n8 key1=\n",
			map[string]string{"key1": "", "key2": "val2"}, true},
		{"22 GNU.sparse.size=10\n26 GNU.sparse.numblocks=2\n" +

    }

    @Test
    @DisplayName("Test log event")
    void testLogEvent() {
        Map<String, Object> context = new HashMap<>();
        context.put("key1", "value1");
        context.put("key2", "value2");

        logger.logEvent(EventType.CONFIGURATION_CHANGE, Severity.INFO, "Configuration changed", context);

        Map<EventType, Long> stats = logger.getStatistics();

      'a'.code,
      'r'.code,
    )
  }

  @Test
  fun dynamicTableEvictionWhenSizeLowered() {
    val headerBlock =
      headerEntries(
        "custom-key1",
        "custom-header",
        "custom-key2",
        "custom-header",
      )
    hpackWriter!!.writeHeaders(headerBlock)
    assertThat(hpackWriter!!.headerCount).isEqualTo(2)
    hpackWriter!!.resizeHeaderTable(56)

        CurlRequest result = request.param("key1", "value1").param("key2", "value2");

        assertSame(request, result); // Fluent API
    }

    @Test
    public void testParamWithNullValue() {
        CurlRequest request = new CurlRequest(Method.GET, "https://example.com");

        CurlRequest result = request.param("key", null);