@Test
    void testGetLocalGroupsMap_Success() throws CIFSException {
        Map<SID, List<SID>> expectedMap = new HashMap<>();
        List<SID> group1Members = Arrays.asList(mockSid1, mockSid2);
        List<SID> group2Members = Arrays.asList(mockSid3);
        expectedMap.put(mockDomainSid, group1Members);
        expectedMap.put(mockSid1, group2Members);

            // Should only copy first 16 bytes
            assertArrayEquals(Arrays.copyOfRange(longFileId, 0, 16), Arrays.copyOfRange(buffer, 16, 32));
        }

        @Test
        @DisplayName("Should handle file ID shorter than 16 bytes")
        void testShortFileId() {
            byte[] shortFileId = new byte[8];
            Arrays.fill(shortFileId, (byte) 0xAB);
            request.setFileId(shortFileId);

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.dfs;

import java.util.Arrays;

import jcifs.Decodable;
import jcifs.internal.util.SMBUtil;

/**
 * DFS (Distributed File System) referral response buffer parser.
 * Decodes server responses to DFS referral requests, extracting information about

        @Test
        @DisplayName("Should handle maximum size arrays")
        void testMaximumSizeArrays() throws SMBProtocolDecodingException {
            // Arrange
            int[] largeHashAlgos = new int[100];
            Arrays.fill(largeHashAlgos, PreauthIntegrityNegotiateContext.HASH_ALGO_SHA512);
            byte[] largeSalt = new byte[1024];
            Arrays.fill(largeSalt, (byte) 0xAB);

            byte[] buffer1 = new byte[100];
            byte[] buffer2 = new byte[200];

            Arrays.fill(buffer1, (byte) 0x11);
            Arrays.fill(buffer2, (byte) 0x22);

            // First decode
            response.decode(buffer1, 0, 50);
            byte[] data1 = response.getData();

    }

    @Nested
    @DisplayName("Edge Cases and Error Conditions")
    class EdgeCasesTests {

        @Test
        @DisplayName("Should handle maximum size arrays")
        void testMaximumSizeArrays() {
            // Test with reasonably large arrays
            int[] largeCiphers = new int[100];
            for (int i = 0; i < 100; i++) {
                largeCiphers[i] = i;
            }

        // Then
        assertEquals(dataLength, bytesWritten);
        byte[] expectedData = Arrays.copyOfRange(TEST_DATA, dataOffset, dataOffset + dataLength);
        byte[] writtenData = Arrays.copyOfRange(dst, dstIndex, dstIndex + dataLength);
        assertArrayEquals(expectedData, writtenData);
    }

    @Test

        byte[] buffer2 = new byte[28];
        Arrays.fill(buffer2, 0, 24, (byte) 0x22);

        int bytesConsumed2 = response.decode(buffer2, 0, 28);
        assertEquals(28, bytesConsumed2);

        byte[] resumeKey2 = response.getResumeKey();
        assertNotNull(resumeKey2);
        assertEquals((byte) 0x22, resumeKey2[0]);

        // Verify it's a different array

        assertEquals(Integer.MIN_VALUE, serverData.sessKey);
        assertEquals(Integer.MIN_VALUE, serverData.scapabilities);
    }

    /**
     * Test large byte arrays
     */
    @Test
    @DisplayName("Test large byte arrays")
    public void testLargeByteArrays() {
        // Test with large encryption key
        byte[] largeKey = new byte[256];
        for (int i = 0; i < largeKey.length; i++) {

                + ", userBoost=" + userBoost + ", readings=" + Arrays.toString(readings) + ", fields=" + Arrays.toString(fields) + ", tags="
                + Arrays.toString(tags) + ", roles=" + Arrays.toString(roles) + ", languages=" + Arrays.toString(languages) + ", kinds="
                + Arrays.toString(kinds) + ", emptySource=" + emptySource + ", id=" + id + "]";
    }