// Read first message
        assertEquals(1, sis.read());
        assertEquals(2, sis.read());

        // Read second message
        assertEquals(3, sis.read());
        assertEquals(4, sis.read());
        assertEquals(5, sis.read());

        // After all data is consumed, next read throws IOException
        assertThrows(IOException.class, () -> sis.read());
    }

            for (Path handleFile : stream) {
                try (ObjectInputStream ois = new ObjectInputStream(Files.newInputStream(handleFile))) {
                    HandleInfo info = (HandleInfo) ois.readObject();

                    // Only load if not expired
                    if (!info.isExpired()) {
                        handles.put(info.getPath(), info);

        // And deserialize
        java.io.ByteArrayInputStream bais = new java.io.ByteArrayInputStream(baos.toByteArray());
        java.io.ObjectInputStream ois = new java.io.ObjectInputStream(bais);
        SmbOperationException deserialized = (SmbOperationException) ois.readObject();
        ois.close();

        // Then
        assertNotNull(deserialized);
        assertEquals(exception.getErrorCode(), deserialized.getErrorCode());

        oos.close();

        // Deserialize
        ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bais);
        TestAbstractRule deserializedRule = (TestAbstractRule) ois.readObject();
        ois.close();

        // Verify
        assertEquals("serializeRule", deserializedRule.getRuleId());
        assertNotNull(deserializedRule.getResponseProcessor());

            // Deserialize
            ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
            ObjectInputStream ois = new ObjectInputStream(bais);
            CrawlerStatus deserialized = (CrawlerStatus) ois.readObject();
            ois.close();

            // Verify - enum instances are singletons
            assertSame(original, deserialized);

        oos.close();

        // Deserialize
        ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bais);
        CrawlerSystemException deserialized = (CrawlerSystemException) ois.readObject();
        ois.close();

        // Verify
        assertNotNull(deserialized);
        assertEquals(original.getMessage(), deserialized.getMessage());

        oos.close();

        // Deserialize
        ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bais);
        TestRule deserializedRule = (TestRule) ois.readObject();
        ois.close();

        // Verify
        assertEquals(originalRule.getRuleId(), deserializedRule.getRuleId());

        // Deserialize
        ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        ObjectInputStream ois = new ObjectInputStream(bais);
        @SuppressWarnings("unchecked")
        TestAccessResultData<String> deserialized = (TestAccessResultData<String>) ois.readObject();
        ois.close();

        // Verify
        assertEquals("test data", new String(deserialized.getData()));

                stateDirectory, "*.handle")) {
            for (Path handleFile : stream) {
                try (ObjectInputStream ois = new ObjectInputStream(
                        Files.newInputStream(handleFile))) {
                    HandleInfo info = (HandleInfo) ois.readObject();
                    
                    // Only load if not expired
                    if (!info.isExpired()) {