* License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

        assertEquals(1, sis.read());
        assertEquals(2, sis.read());
        assertEquals(3, sis.read());

        // After consuming all data, trying to read again will attempt to read
        // another packet header, but since there's no more data, it will throw IOException
        assertThrows(IOException.class, () -> sis.read());
    }

    @Test
    @DisplayName("Reading with zero-length array returns 0")

     * Get the user name which authenticate against to. If the default user
     * is used, Null will be returned.
     *
     * @return user name
     */
    public String getUser() {
        return this.user;
    }

    /**
     * Set the service name which is used to setup <code>GSSContext</code>.
     * Program will use this name to require service ticket from KDC.
     *
     * @param name

            BufferCache.releaseBuffer(empty);
        });

        // Then - Invalid buffers should be silently ignored
        // Get a new buffer to verify cache still works
        byte[] validBuffer = BufferCache.getBuffer();
        assertNotNull(validBuffer, "Cache should still work after invalid releases");
        assertEquals(SmbComTransaction.TRANSACTION_BUF_SIZE, validBuffer.length, "Buffer should have correct size");
    }

    /**

 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

        assertSame(b, reused, "Buffer should be reused from cache");
        // And it should still be zeroed
        for (byte value : reused) {
            assertEquals(0, value, "Reused buffer must be zeroed");
        }
    }

    // Edge: cache size 0 means nothing is cached; release still zeroes argument
    @Test
    @DisplayName("Cache size 0: release zeroes but does not cache; getBuffer allocates new")

            // The finally block ensures pipe is closed even if handle close fails
            // Since the real method will propagate the exception from handle.close(),
            // we need to catch it to verify that pipe.close() was still called
            try {
                handle.close();
                fail("Expected IOException to be thrown");
            } catch (IOException e) {

 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *

        buffer[2] = (byte) byte2;
        buffer[3] = (byte) byte3;

        // When
        int bytesRead = response.readBytesWireFormat(buffer, 0);

        // Then - should still read 4 bytes regardless of reserved field value
        assertEquals(4, bytesRead);
    }

    @Test
    @DisplayName("Should handle edge case structure sizes")
    void testEdgeCaseStructureSizes() {