#!/bin/sh
#
# Copyright 2022 The CDI Authors.
#
# 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.

#
# Common functions used by test scripts
#

get_latest_release() {
    curl -s "https://api.github.com/repos/$1/releases/latest" | # Get latest release from GitHub api
        grep '"tag_name":' | # Get tag line
        sed -E 's/.*"([^"]+)".*/\1/' # Pluck JSON value (avoid jq)
}

get_previous_y_release() {
    curl -s "https://api.github.com/repos/$1/releases" |
        grep '"tag_name":' |
        sed -E 's/.*"([^"]+)".*/\1/' |
        sort -V | grep -v rc | grep "$2" -B 100 | grep -v "$2" | tail -n 1 | xargs
}