assertSame(oneWayCryptographer, oneWays[i]);
        }
    }

    // Test with multiple providers
    public void test_multipleProviders() {
        // Test that multiple providers can coexist independently
        InvertibleCryptographer inver1 = InvertibleCryptographer.createAesCipher("key1key1key1key1");
        InvertibleCryptographer inver2 = InvertibleCryptographer.createAesCipher("key2key2key2key2");

        assertEquals(2, callback.getDocumentSize());
        assertTrue(callback.isCommitted());
    }

    public void test_multiple_datastore_instances() {
        // Test multiple DataStore instances working independently
        final AtomicInteger store1CallCount = new AtomicInteger(0);
        final AtomicInteger store2CallCount = new AtomicInteger(0);

        DataStore dataStore1 = new DataStore() {
            @Override

    }

    // Test multiple instances
    public void test_multipleInstances() {
        // Test that multiple instances can be created independently
        CrawlerEngineClient client1 = new CrawlerEngineClient();
        CrawlerEngineClient client2 = new CrawlerEngineClient();

        assertNotNull(client1);
        assertNotNull(client2);

    }

    public void test_instanceCreation() {
        // Test that multiple instances can be created independently
        FessJsonResourceProvider provider1 = new FessJsonResourceProvider();
        FessJsonResourceProvider provider2 = new FessJsonResourceProvider();

        assertNotSame(provider1, provider2);

   * the current implementation, when {@code concurrencyLevel} is greater than {@code 1}, each
   * resulting segment inside the cache <i>independently</i> limits its own size to approximately
   * {@code maximumSize / concurrencyLevel}.
   *
   * <p>When eviction is necessary, the cache evicts entries that are less likely to be used again.

        generator1.setCommandTimeout(1000L);
        generator2.setCommandTimeout(2000L);

        assertTrue("Multiple generators should work independently", true);
    }

    // Test command string construction edge cases
    public void test_command_string_edge_cases() throws Exception {
        // Test with commands containing special characters

   *
   * <p>This must be a (2^n)-1 as it is used as a mask.
   */
  static final int DRAIN_THRESHOLD = 0x3F;

  /**
   * Maximum number of entries to be drained in a single cleanup run. This applies independently to
   * the cleanup queue and both reference queues.
   */
  // TODO(fry): empirically optimize this
  static final int DRAIN_MAX = 16;

  // Fields

  /**

        valve1.setShowReport(true);
        valve1.setShowServerInfo(true);

        // valve2 should still have default values
        assertFalse("valve2 should have independent ShowReport setting", valve2.isShowReport());
        assertFalse("valve2 should have independent ShowServerInfo setting", valve2.isShowServerInfo());
    }

    public void test_toggleSettingsMultipleTimes() {
        // Test toggling ShowReport multiple times

        StackTraceElement[] newStackTrace = exception.getStackTrace();
        assertNotNull(newStackTrace);
    }

    public void test_multipleInstances() {
        // Test that multiple instances are independent
        String message1 = "First exception";
        String message2 = "Second exception";

        UnsupportedSearchException exception1 = new UnsupportedSearchException(message1);

        dictionaryItem.id = Long.MIN_VALUE;
        assertEquals(Long.MIN_VALUE, dictionaryItem.getId());
    }

    public void test_multipleInstances() {
        // Test that different instances have independent ID values
        TestDictionaryItem item1 = new TestDictionaryItem();
        TestDictionaryItem item2 = new TestDictionaryItem();

        item1.id = 100L;
        item2.id = 200L;