verify(trace, atLeastOnce()).isConnected();
    }

    @Test
    @DisplayName("release() below zero usage throws RuntimeCIFSException")
    void release_withoutAcquire_throwsRuntimeCIFSException() {
        // Arrange
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = new SmbTreeConnectionTrace(ctx);