@Resource
    private CrawlerContainer crawlerContainer;

    @Override
    protected String prepareConfigFile() {
        return "crawler.xml";
    }

    @Test
    public void test_available() {
        // Container should be available after initialization
        assertTrue(crawlerContainer.available());
    }

    @Test
    public void test_getComponent_crawler() {

 */
public class TcpRdmaProviderTest {

    private TcpRdmaProvider provider;

    @BeforeEach
    public void setUp() {
        provider = new TcpRdmaProvider();
    }

    @Test
    public void testIsAvailable() {
        assertTrue(provider.isAvailable(), "TCP provider should always be available");
    }

    @Test
    public void testGetSupportedCapabilities() {

        pdis = createInputStream(new byte[] { 0x01, 0x02, 0x03, 0x04 });
        pdis.readByte(); // position is 1
        pdis.align(0);
        assertEquals(3, pdis.available());
    }

    @Test
    public void testAvailable() throws IOException {
        byte[] data = new byte[] { 0x01, 0x02, 0x03, 0x04 };
        PacDataInputStream pdis = createInputStream(data);
        assertEquals(4, pdis.available());
        pdis.readByte();

        emptyGenerator.destroy();
        // Call destroy multiple times to ensure it's safe
        emptyGenerator.destroy();
        emptyGenerator.destroy();
    }

    @Test
    public void test_isAvailable() {
        // Initialize without container
        emptyGenerator = new EmptyGenerator();

        // Test that isAvailable returns true for EmptyGenerator
        assertTrue(emptyGenerator.isAvailable());

        Map<String, Object> docMap = new HashMap<>();
        docMap.put("mimetype", null);
        assertFalse(thumbnailGenerator.isTarget(docMap));
    }

    @Test
    public void test_isAvailable() {
        // Test availability check
        assertTrue(thumbnailGenerator.isAvailable());
    }

    @Test
    public void test_destroy() {
        // Test destroy method - should not throw exception

            return generateCalled;
        }

        public boolean isDestroyCalled() {
            return destroyCalled;
        }
    }

    @Test
    public void test_isAvailable() {
        // Test default implementation
        generator = new TestThumbnailGenerator();
        assertTrue(generator.isAvailable());
    }

    @Test
    public void test_isTarget() {