diff --git a/scripts/test.sh b/scripts/test.sh
index 211c73b4c..c8c6550ff 100755
--- a/scripts/test.sh
+++ b/scripts/test.sh
@@ -103,8 +103,8 @@ function build_pass {
 function run_unit_tests {
   local pkgs="${1:-./...}"
   shift 1
-  # shellcheck disable=SC2086
-  GOLANG_TEST_SHORT=true go_test "${pkgs}" "parallel" : -short -timeout="${TIMEOUT:-3m}" "${COMMON_TEST_FLAGS[@]}" "${RUN_ARG[@]}" "$@"
+  # shellcheck disable=SC2068 #For context see - https://github.com/etcd-io/etcd/pull/16433#issuecomment-1684312755
+  GOLANG_TEST_SHORT=true go_test "${pkgs}" "parallel" : -short -timeout="${TIMEOUT:-3m}" ${COMMON_TEST_FLAGS[@]:-} ${RUN_ARG[@]:-} "$@"
 }
 
 function unit_pass {
@@ -113,27 +113,33 @@ function unit_pass {
 
 function integration_extra {
   if [ -z "${PKG}" ] ; then
-    run_for_module "tests"  go_test "./integration/v2store/..." "keep_going" : -timeout="${TIMEOUT:-5m}" "${RUN_ARG[@]}" "${COMMON_TEST_FLAGS[@]}" "$@" || return $?
+    # shellcheck disable=SC2068
+    run_for_module "tests"  go_test "./integration/v2store/..." "keep_going" : -timeout="${TIMEOUT:-5m}" ${COMMON_TEST_FLAGS[@]:-} ${RUN_ARG[@]:-} "$@" || return $?
   else
     log_warning "integration_extra ignored when PKG is specified"
   fi
 }
 
 function integration_pass {
-  run_for_module "tests" go_test "./integration/..." "parallel" : -timeout="${TIMEOUT:-15m}" "${COMMON_TEST_FLAGS[@]}" "${RUN_ARG[@]}" -p=2 "$@" || return $?
-  run_for_module "tests" go_test "./common/..." "parallel" : --tags=integration -timeout="${TIMEOUT:-15m}" "${COMMON_TEST_FLAGS[@]}" -p=2 "${RUN_ARG[@]}" "$@" || return $?
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./integration/..." "parallel" : -timeout="${TIMEOUT:-15m}" ${COMMON_TEST_FLAGS[@]:-} ${RUN_ARG[@]:-} -p=2 "$@" || return $?
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./common/..." "parallel" : --tags=integration -timeout="${TIMEOUT:-15m}" ${COMMON_TEST_FLAGS[@]:-} ${RUN_ARG[@]:-} -p=2 "$@" || return $?
   integration_extra "$@"
 }
 
 function e2e_pass {
   # e2e tests are running pre-build binary. Settings like --race,-cover,-cpu does not have any impact.
-  run_for_module "tests" go_test "./e2e/..." "keep_going" : -timeout="${TIMEOUT:-30m}" "${RUN_ARG[@]}" "$@" || return $?
-  run_for_module "tests" go_test "./common/..." "keep_going" : --tags=e2e -timeout="${TIMEOUT:-30m}" "${RUN_ARG[@]}" "$@"
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./e2e/..." "keep_going" : -timeout="${TIMEOUT:-30m}" ${RUN_ARG[@]:-} "$@" || return $?
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./common/..." "keep_going" : --tags=e2e -timeout="${TIMEOUT:-30m}" ${RUN_ARG[@]:-} "$@"
 }
 
 function robustness_pass {
   # e2e tests are running pre-build binary. Settings like --race,-cover,-cpu does not have any impact.
-  run_for_module "tests" go_test "./robustness" "keep_going" : -timeout="${TIMEOUT:-30m}" "${RUN_ARG[@]}" "$@"
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./robustness" "keep_going" : -timeout="${TIMEOUT:-30m}" ${RUN_ARG[@]:-} "$@"
 }
 
 function integration_e2e_pass {
@@ -164,13 +170,13 @@ function grpcproxy_pass {
 }
 
 function grpcproxy_integration_pass {
-  run_for_module "tests" go_test "./integration/..." "fail_fast" : \
-      -timeout=30m -tags cluster_proxy "${COMMON_TEST_FLAGS[@]}" "$@"
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./integration/..." "fail_fast" : -timeout=30m -tags cluster_proxy ${COMMON_TEST_FLAGS[@]:-} "$@"
 }
 
 function grpcproxy_e2e_pass {
-  run_for_module "tests" go_test "./e2e" "fail_fast" : \
-      -timeout=30m -tags cluster_proxy "${COMMON_TEST_FLAGS[@]}" "$@"
+  # shellcheck disable=SC2068
+  run_for_module "tests" go_test "./e2e" "fail_fast" : -timeout=30m -tags cluster_proxy ${COMMON_TEST_FLAGS[@]:-} "$@"
 }
 
 ################# COVERAGE #####################################################