// Test getSecurity returns null when security_descriptor is null
        ACE[] result = msrpcShareGetInfo.getSecurity();
        assertNull(result);
    }

    @Test
    void testGetSecurityWithEmptySecurityDescriptor() throws Exception {
        // Setup ShareInfo502 with empty security descriptor
        srvsvc.ShareInfo502 info502 = new srvsvc.ShareInfo502();
        info502.security_descriptor = new byte[0];