TEST: Exit with error code when lektord fails

scripts/validate.bash

@@ -31,6 +31,9 @@ function test_simple ()
     ./lkt pwd=hashire adm kil
     sleep 5
     kill $_child_pid
+    wait $_child_pid
+    local _child_sta=$?
+    [ _child_sta -ne 0 ] && die "The lektord process exited with $_child_sta"
 }
 
 ### Utility functions ########################################################