// Contains NIC interface name used for internode communication
	globalInternodeInterface     string
	globalInternodeInterfaceOnce sync.Once

	// Set last client perf extra time (get lock, and validate)
	globalLastClientPerfExtraTime int64

	// Captures all batch jobs metrics globally
	globalBatchJobsMetrics batchJobMetrics

	// Indicates if server was started as `--address ":0"`
	globalDynamicAPIPort bool

        when(cfg.isTraceResourceUsage()).thenReturn(false);
        stubValidTree(1L, true, true);
        SmbFileHandleImpl h = new SmbFileHandleImpl(cfg, new byte[] { 0x01, 0x02 }, tree, "//x", 0, 0, 0, 0, 0L);
        // invalidate
        h.markClosed();

        SmbException ex1 = assertThrows(SmbException.class, h::getFid);
        assertEquals("Descriptor is no longer valid", ex1.getMessage());

			[]byte("10000;chunk-signature=ad80c730a21e5b8d04586a2213dd63b9a0e99e0e2307b0ade35a65485a288648    \t \n"),
			[]byte("10000"),
			[]byte("ad80c730a21e5b8d04586a2213dd63b9a0e99e0e2307b0ade35a65485a288648"),
		},
	}
	// Validate chunk extension removal.
	for i, tt := range tests {
		// Extract chunk size and chunk signature after parsing a standard chunk-extension format.
		hexChunkSize, hexChunkSignature := parseS3ChunkExtension(tt.buf)

 */
class CacheControl internal constructor(
  /**
   * In a response, this field's name "no-cache" is misleading. It doesn't prevent us from caching
   * the response; it only means we have to validate the response with the origin server before
   * returning it. We can do this with a conditional GET.
   *
   * In a request, it means do not use a cache to satisfy the request.
   */

        assertThrows(SMBProtocolDecodingException.class, () -> resp.decode(packet, 0));
    }

    @Test
    void decodesSrvCopyChunkCopyResponse() throws Exception {
        // Validate createOutputDecodable() mapping and Decodable decode
        byte[] header = buildHeader(NtStatus.NT_STATUS_SUCCESS);

        // Prepare 3 ints: chunksWritten=1, chunkBytesWritten=2, totalBytesWritten=3

import org.junit.jupiter.api.Test;

/**
 * JUnit 5 tests for AndXServerMessageBlock in legacy smb1 package.
 *
 * The tests use small stub subclasses to drive encode/decode paths and
 * validate batching, chaining, signing, and NT_CREATE_ANDX extended handling.
 */
class AndXServerMessageBlockTest {

    /**
     * Test stub for AndXServerMessageBlock to control read/write logic.
     */

        // Then - all reads should return same result
        assertEquals(4, read1);
        assertEquals(4, read2);
        assertEquals(4, read3);
    }

    @Test
    @DisplayName("Should validate structure size before processing")
    void testStructureSizeValidation() {
        // Given various invalid structure sizes
        int[] invalidSizes = { -1, 0, 1, 2, 3, 5, 6, 8, 16, 32, 64, 128, 256, 512, 1024 };

            });
        }
    }

    @Nested
    @DisplayName("Encoding Tests")
    class EncodingTests {

        @Test
        @DisplayName("encode should validate size calculation")
        void testEncodeValidSize() {
            byte[] buffer = new byte[1024];
            testRequest.setTestSize(64);
            testRequest.setTestLength(64);

    @Test
    @DisplayName("Parse accepts non-zero outer tag numbers (current implementation behavior)")
    void testParseAcceptsNonZeroOuterTag() throws Exception {
        // Note: The current implementation does not validate the outer APPLICATION tag number
        // This test documents the actual behavior - any tag number is accepted
        byte[] token =

    }

    @Test
    public void testInvalidUncPath() throws Exception {
        // Due to normalization removing duplicate backslashes, true UNC validation doesn't work
        // These tests validate current behavior where problematic paths are caught by other checks

        // Test invalid server name with dots - caught by directory traversal check
        assertThrows(SmbException.class, () -> {