#!/bin/bash
#
# Functional testing for flask-caching
#
# Copyright (C) 2022 Emanuele Rocca <ema@debian.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

set -ex

function cleanup {
    kill $(cat $AUTOPKGTEST_TMP/flask.pid)
}

for p in $(py3versions -s); do
    echo "Testing with $p..."

    $p debian/tests/testapp.py &
    echo $! > $AUTOPKGTEST_TMP/flask.pid
    sleep 3

    # The / endpoint returns counter=N. The counter increases at each
    # invocation.
    curl http://127.0.0.1:5000/ 2>&1 | grep '^counter=1$'

    # The following two are cached responses.
    curl http://127.0.0.1:5000/ 2>&1 | grep '^counter=1$'
    curl http://127.0.0.1:5000/ 2>&1 | grep '^counter=1$'

    # Wait for the cache to expire, see debian/tests/testapp.py
    sleep 10

    # This response is not cached.
    curl http://127.0.0.1:5000/ 2>&1 | grep '^counter=2$'

    # This one is.
    curl http://127.0.0.1:5000/ 2>&1 | grep '^counter=2$'

    # Cleanup post each test
    cleanup
done
