import java.util.Map;
import java.util.Map.Entry;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code putAll} operations on a map. Can't be invoked directly;
 * please see {@link com.google.common.collect.testing.MapTestSuiteBuilder}.
 *
 * @author Chris Povirk
 * @author Kevin Bourrillion
 */
@GwtCompatible

/**
 * Tests for {@link NtlmMessage}. Since {@code NtlmMessage} is abstract we
 * create a lightweight concrete subclass only to exercise the inherited
 * behaviour. The tests cover flag manipulation, byte‑buffer operations and
 * static helpers. Edge cases such as null or short arrays and negative
 * values are verified to ensure proper exception handling and byte
 * conversion.
 */
@ExtendWith(MockitoExtension.class)

import jcifs.CIFSUnsupportedCryptoException;

/**
 * Cryptographic utility class providing encryption and decryption functionality for jCIFS.
 * Handles security provider initialization and cryptographic operations for SMB authentication.
 *
 * @author mbechler
 */
public final class Crypto {

    private static Provider provider = null;

    /**
     *
     */
    private Crypto() {
    }

    /**

        assertEquals(SmbComTransaction.TRANS_WAIT_NAMED_PIPE, transWaitNamedPipe.getSubCommand());
    }

    @Test
    @DisplayName("Multiple wire format operations should be consistent")
    void testMultipleWireFormatOperations() {
        // Arrange
        transWaitNamedPipe = new TransWaitNamedPipe(mockConfig, testPipeName);
        byte[] dst1 = new byte[10];

        assertEquals(length, random2.length);
        // Very unlikely to be equal
        assertNotEquals(new String(random1), new String(random2));
    }

    @Test
    @DisplayName("Should handle AES encryption operations")
    void testAESOperations() throws Exception {
        // Given
        byte[] key = new byte[16]; // 128-bit key
        byte[] iv = new byte[16]; // 128-bit IV

        pagerCreator.setPagerCustomizer(customizer);

        // Verify it can be retrieved
        assertSame(customizer, pagerCreator.getPagerCustomizer());
    }

    // Test multiple set operations
    public void test_setPagerCustomizer_multiple_times() {
        // Create first customizer
        ComponentCustomizer customizer1 = new ComponentCustomizer() {
            @Override

        }
    }

    public void test_concurrentOperations() throws InterruptedException {
        // Test thread safety with concurrent operations
        final int threadCount = 10;
        Thread[] threads = new Thread[threadCount];
        final boolean[] results = new boolean[threadCount];

        for (int i = 0; i < threadCount; i++) {

 */
package jcifs.internal.util;

import jcifs.SmbConstants;

/**
 * SMB protocol utility class providing low-level data encoding and decoding operations.
 * Contains methods for reading and writing various data types (integers, strings, timestamps)
 * in SMB protocol format, handling endianness and data type conversions.
 *
 * @author mbechler
 */
public class SMBUtil {

        assertEquals(0, SMBUtil.readInt4(buffer, 16)); // name length = 0
        assertEquals(20, bytesWritten);
    }

    @Test
    @DisplayName("Test multiple encode operations")
    void testMultipleEncodeOperations() {
        String fileName = "test.txt";
        FileRenameInformation2 info = new FileRenameInformation2(fileName, true);

        byte[] buffer1 = new byte[100];

				if localDiskCount < concurrency {
					concurrency = localDiskCount
				}
			}

			// Any concurrency less than '4' just stick to '4' concurrent
			// operations for now to begin with.
			if concurrency < 4 {
				concurrency = 4
			}

			// if GOMAXPROCS is set to a lower value then choose to use
			// concurrency == GOMAXPROCS instead.