Add pixel conversion correctness test
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index cce2f1e..afab3e2 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -4,3 +4,6 @@
 
 add_executable(convperf convperf.cxx)
 target_link_libraries(convperf test_util rfb)
+
+add_executable(conv conv.cxx)
+target_link_libraries(conv rfb)