fix molly guard

urchin

@@ -445,6 +445,7 @@ validate_strings() {
   }
 }
 
+main() {
   cycle_shell=true
   shell_list="${urchin_tmp}"/shell_list
   run_in_series=false
@@ -491,6 +492,7 @@ you don't need to quote the TEST_SHELL variable." > /dev/stderr
       shift
   done
 
+  # -------------------- VALIDATE INPUT -------------------- #
   if ! "${cycle_shell}" && test -f "${shell_list}"; then
     echo "The -n/--disable-cycling and -s/--shell options clash with each other." >&2
     urchin_exit 11
@@ -543,11 +545,20 @@ if "${exit_on_not_ok}" && ! "${run_in_series}"; then
     urchin_exit 11
   fi
 
-# Run or present the Molly guard.
+  # Molly guard.
   root="$(urchin_root "${1}")"
-if basename "$(fullpath "${root}")" |
-  grep -i 'test' > /dev/null || "${force}"; then
+  if ! {
+    basename "$(fullpath "${root}")" |
+    grep -i 'test' > /dev/null || "${force}"
+  }; then
+    echo 'The root directory of the tests that you are running urchin on
+  does not contain the word "test", so I am not running,
+  in case that was an accident. Use the -f flag if you really
+  want to run urchin on that directory.' >&2
+    urchin_exit 1
+  fi
 
+  # --------------------   REALLY RUN   -------------------- #
   start=$(date +%s)
 
   # 1 test file or folder to run
@@ -560,11 +571,6 @@ if basename "$(fullpath "${root}")" |
   report_outcome "${root}" "${tap_format}" "${urchin_tmp}"/log "${start}" \
     "${finish}"
   urchin_exit "${?}"
-else
-  echo 'The root directory of the tests that you are running urchin on
-does not contain the word "test", so I am not running,
-in case that was an accident. Use the -f flag if you really
-want to run urchin on that directory.' >&2
-  exit_code=1
-fi
-urchin_exit "${exit_code}"
+}
+
+main "$@"