diff --git a/tests/lib.sh b/tests/lib.sh
index d934470..0766d85 100644
--- a/tests/lib.sh
+++ b/tests/lib.sh
@@ -8,15 +8,10 @@
 
 REAL_TOP="$(readlink -f "$(dirname "$0")"/../../..)"
 
-function make_mock_top {
-  mock=$(mktemp -t -d st.XXXXX)
-  echo "$mock"
-}
-
 if [[ -n "$HARDWIRED_MOCK_TOP" ]]; then
   MOCK_TOP="$HARDWIRED_MOCK_TOP"
 else
-  MOCK_TOP=$(make_mock_top)
+  MOCK_TOP=$(mktemp -t -d st.XXXXX)
   trap cleanup_mock_top EXIT
 fi
 
@@ -202,10 +197,3 @@
     info "Completed test case \e[96;1m$f\e[0m"
   done
 }
-
-function move_mock_top {
-  MOCK_TOP2=$(make_mock_top)
-  mv $MOCK_TOP $MOCK_TOP2
-  MOCK_TOP=$MOCK_TOP2
-  trap cleanup_mock_top EXIT
-}