values, "values() order should match declaration order");
    }

    // Happy path: valueOf resolves each constant name; toString equals name; ordinal is stable
    @ParameterizedTest
    @ValueSource(strings = { "NONE", "NO_TIMEOUT", "NO_RETRY", "RETAIN_PAYLOAD" })

     * No special request parameters.
     */
    NONE,

    /**
     * Wait indefinitely for a response
     */
    NO_TIMEOUT,

    /**
     * Do not retry request on failure
     */
    NO_RETRY,

    /**
     * Save the raw payload for further inspection
     */
    RETAIN_PAYLOAD

        assertEquals(3.0, conservativePolicy.getBackoffMultiplier());
        assertTrue(conservativePolicy.isExponentialBackoff());

        // NO_RETRY policy
        SmbOperationException.RetryPolicy noRetryPolicy = SmbOperationException.RetryPolicy.NO_RETRY;
        assertEquals(1, noRetryPolicy.getMaxAttempts());
        assertEquals(0, noRetryPolicy.getInitialDelayMs());
        assertEquals(0, noRetryPolicy.getMaxDelayMs());

        public static final RetryPolicy AGGRESSIVE = new RetryPolicy(5, 500, 60000, 1.5, true);
        public static final RetryPolicy CONSERVATIVE = new RetryPolicy(2, 2000, 10000, 3.0, true);
        public static final RetryPolicy NO_RETRY = new RetryPolicy(1, 0, 0, 1.0, false);

        public RetryPolicy(int maxAttempts, long initialDelayMs, long maxDelayMs, double backoffMultiplier, boolean exponentialBackoff) {
            this.maxAttempts = maxAttempts;

        verify(resp, atLeastOnce()).reset();
        // Verify disconnect was called on retry
        verify(c, atLeastOnce()).disconnect(eq(true));
    }

    @Test
    @DisplayName("send honors NO_RETRY and propagates error immediately")
    void send_noRetry_param() throws Exception {
        SmbTreeConnection c = newConn();
        SmbTreeImpl tree = mock(SmbTreeImpl.class);

        when(peek.getReadDataAvailable()).thenReturn(7);
        when(ioResp.getOutputData()).thenReturn(peek);

        when(tree.send(any(Smb2IoctlRequest.class), eq(RequestParam.NO_RETRY))).thenReturn(ioResp);

        // Act
        int available = stream.available();

        // Assert
        assertEquals(7, available, "Should return available bytes reported by server");

        when(tree.send(eq(request), eq(RequestParam.NO_TIMEOUT), eq(RequestParam.NO_RETRY))).thenReturn(response);

        // Act
        CommonServerMessageBlockResponse out = tree.send(request, RequestParam.NO_TIMEOUT, RequestParam.NO_RETRY);

        // Assert
        assertSame(response, out);
        verify(tree).send(request, RequestParam.NO_TIMEOUT, RequestParam.NO_RETRY);
    }

    @Test

                    cnt = resp.getCount();
                } else {
                    final SmbComWriteAndX request =
                            new SmbComWriteAndX(th.getConfig(), fh.getFid(), this.fp, len - w - off, b, off, w, null);
                    th.send(request, this.write_andx_resp, RequestParam.NO_RETRY);
                    cnt = this.write_andx_resp.getCount();

        h.close(777L);

        // Verify SMB2 close path
        verify(tree, times(1)).send(isA(Smb2CloseRequest.class), eq(RequestParam.NO_RETRY));
        // Tree is always released in finally
        verify(tree, times(1)).release();
    }

    @Test
    @DisplayName("close(long) sends SMB1 close request and releases tree when SMB1")

                .thenReturn(resp);

        CommonServerMessageBlockResponse out = handle.send(req, RequestParam.NO_RETRY);
        assertSame(resp, out);

        verify(treeConnection, times(1)).send(eq(resourceLoc), eq((CommonServerMessageBlockRequest) req), isNull(),
                any(RequestParam[].class));
    }