graphql-engine/scripts/parse-pytest-backend

#!/usr/bin/env bash
PARAMS=""
BACKEND="${BACKEND:-postgres}"

die_backends() {
cat <<EOL
Invalid --backend argument. Available backends:
  postgres (default)
  bigquery
  citus
  mssql
  mysql

EOL
exit 1
}

while (( "$#" )); do
  case "$1" in
    --backend)
      if [ -n "$2" ] && [ "${2:0:1}" != "-" ]; then
        BACKEND=$2
        shift 2
      fi
      ;;
    *) # preserve positional arguments
      PARAMS="$PARAMS $1"
      shift
      ;;
  esac
done

# validate backend argument
case "$BACKEND" in
  postgres)
  ;;
  bigquery)
    # check that required bigquery environment variables are present
    if [[ -z "${HASURA_BIGQUERY_SERVICE_ACCOUNT_FILE:-}" || -z "${HASURA_BIGQUERY_PROJECT_ID:-}"  ]]; then
      echo "HASURA_BIGQUERY_SERVICE_ACCOUNT_FILE and HASURA_BIGQUERY_PROJECT_ID environment variables are needed to run these tests."
      echo "See https://github.com/hasura/graphql-engine/blob/master/server/CONTRIBUTING.md#running-the-python-test-suite-on-bigquery for more information."
      exit 0
    fi

    export HASURA_BIGQUERY_SERVICE_ACCOUNT=$(cat "$HASURA_BIGQUERY_SERVICE_ACCOUNT_FILE")
  ;;
  citus)
  ;;
  mssql)
  ;;
  mysql)
  ;;
  *)
    die_backends
  ;;
esac

# set positional arguments in their proper place
eval set -- "$PARAMS"
export BACKEND