feat: +checks flake output

test/package/migrator/test/mising-psql.sh

@@ -0,0 +1,21 @@
+# remove psql from $PATH
+dir=$(dirname -- "$(command -v psql)")
+PATH=$(printf '%s' "$PATH" | awk -v RS=: -v ORS=: -v d="$dir" '$0!=d{print}')
+PATH=${PATH%:}
+# clear lookup cache
+hash -r 2>/dev/null || true
+
+# temporary disable break on errors, coz in this test we check error-handling scenario
+set +e
+# try to run migrator without installed psql
+migrator 2>/dev/null
+migrator_error_code=$?
+set -e
+
+log debug "migrator error code: $migrator_error_code"
+
+if [ "$migrator_error_code" -eq 127 ]; then
+  log notice "test passed"
+else
+  log error "test failed"
+fi