miaou-test eval cmd

test/miaou-bash.test.bash

@@ -7,7 +7,7 @@
 function assert {
   ((test_count++))
   cmd="./test/stub/scenario.bash $1"
-  if eval "cmd" >/dev/null 2>/dev/null 3>_miaou; then
+  if eval "$cmd" >/dev/null 2>/dev/null 3>_miaou; then
     if [[ -s _miaou ]]; then
       echo -n .
       return