diff --git a/_demo/_chandemo/chan.go b/_cmptest/_chandemo/chan.go
similarity index 100%
rename from _demo/_chandemo/chan.go
rename to _cmptest/_chandemo/chan.go
diff --git a/_demo/_timeout/timer.go b/_cmptest/_timeout/timer.go
similarity index 100%
rename from _demo/_timeout/timer.go
rename to _cmptest/_timeout/timer.go