#!/bin/bash

# Copyright 2020, gRPC Authors All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -eu

# The name of the test, i.e. the directory it is contained in.
TEST=$(basename "${HERE}")

# Directory to read .proto files from.
PROTO_DIR="${HERE}/proto"

# Root directory into which generated code should be written.
OUTPUT_DIR="${HERE}/generated"

# Root directory containing the known good generated code.
GOLDEN_DIR="${HERE}/golden"

# Export these so they're available in the test scripts.
export TEST PROTO_DIR OUTPUT_DIR GOLDEN_DIR

function prepare {
  rm -rf "${OUTPUT_DIR}"
  mkdir "${OUTPUT_DIR}"
}

function validate {
  diff "${OUTPUT_DIR}" "${GOLDEN_DIR}"
}
