*/
@NullUnmarked
public class AbstractByteHasherTest extends TestCase {

  public void testBytes() {
    TestHasher hasher = new TestHasher(); // byte order insignificant here
    byte[] expected = {1, 2, 3, 4, 5, 6, 7, 8};
    hasher.putByte((byte) 1);
    hasher.putBytes(new byte[] {2, 3, 4, 5, 6});
    hasher.putByte((byte) 7);
    hasher.putBytes(new byte[] {});
    hasher.putBytes(new byte[] {8});

        // Test write(byte[], int, int) method
        ContentOutputStream cos = new ContentOutputStream(10, Curl.tmpDir);
        byte[] data = new byte[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
        cos.write(data, 2, 3); // Write bytes at index 2, 3, 4
        assertTrue(cos.isInMemory());
        cos.close();
    }

    @Test

    public void testContextWithFlags() {
        CompressionNegotiateContext contextWithFlags =
                new CompressionNegotiateContext(config, new int[] { CompressionNegotiateContext.COMPRESSION_LZ77 }, 0x12345678);

        assertEquals(0x12345678, contextWithFlags.getFlags());
    }

    @Test
    @DisplayName("Test toString representation")
    public void testToString() {
        String str = context.toString();

    Table<Character, Integer, String> table = builder.buildOrThrow();
    assertThat(table.rowKeySet()).containsExactly('b', 'c', 'e', 'r', 'x').inOrder();
    assertThat(table.columnKeySet()).containsExactly(0, 1, 2, 3, 4, 5, 7).inOrder();
    assertThat(table.values())
        .containsExactly("cat", "axe", "baz", "tub", "dog", "bar", "foo", "foo", "bar")
        .inOrder();

        @DisplayName("Should encode UUID correctly")
        void testUuidTEncode() throws NdrException {
            // Given: A UUID with test values
            rpc.uuid_t uuid = new rpc.uuid_t();
            uuid.time_low = 0x12345678;
            uuid.time_mid = (short) 0x9ABC;
            uuid.time_hi_and_version = (short) 0xDEF0;
            uuid.clock_seq_hi_and_reserved = (byte) 0x11;
            uuid.clock_seq_low = (byte) 0x22;

        CacheBuilder.newBuilder().concurrencyLevel(1).maximumSize(10).build(loader);
    CacheTesting.warmUp(cache, 0, 10);
    Set<Integer> keySet = cache.asMap().keySet();
    assertThat(keySet).containsExactly(0, 1, 2, 3, 4, 5, 6, 7, 8, 9);

    // re-order
    getAll(cache, asList(0, 1, 2));
    CacheTesting.drainRecencyQueues(cache);
    assertThat(keySet).containsExactly(3, 4, 5, 6, 7, 8, 9, 0, 1, 2);

    // evict 3, 4, 5

     */
    @Test
    void lockRangeEncodeDecodeRoundTrip() throws Exception {
        LockingAndXRange range = new LockingAndXRange(false);
        setField(range, "pid", 99);
        setField(range, "byteOffset", 123456L);
        setField(range, "lengthInBytes", 654321L);
        byte[] dst = new byte[20];
        int writtenSize = range.encode(dst, 0);
        assertEquals(10, writtenSize, "Range size when not large should be 10");

        assertEquals(0x1234, ServerMessageBlock.readInt2(buffer, 0));
    }

    @Test
    void testInt4ReadWrite() {
        byte[] buffer = new byte[4];
        ServerMessageBlock.writeInt4(0x12345678, buffer, 0);
        assertEquals(0x12345678, ServerMessageBlock.readInt4(buffer, 0));
    }

    @Test
    void testInt8ReadWrite() {
        byte[] buffer = new byte[8];
        long value = 0x123456789ABCDEF0L;

    assertThat(stopwatch.toString()).isEqualTo("1.001 \u03bcs");
    ticker.advance(8998);
    assertThat(stopwatch.toString()).isEqualTo("9.999 \u03bcs");
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(1234567);
    assertThat(stopwatch.toString()).isEqualTo("1.235 ms");
    stopwatch.reset();
    stopwatch.start();
    ticker.advance(5000000000L);
    assertThat(stopwatch.toString()).isEqualTo("5.000 s");

    }

    // Edge/null/empty: message-only constructor should propagate message and set unsuccessful status
    @ParameterizedTest
    @NullSource
    @ValueSource(strings = { "", " ", "simple", "with unicode Ω≈ç√", "long-0123456789-abcdefghijklmnopqrstuvwxyz" })
    @DisplayName("Message-only ctor: propagates message and unsuccessful status")
    void messageOnlyConstructor_setsMessage_andUnsuccessfulStatus(String msg) {
        // Arrange & Act