#!/bin/bash
set -eu

usage() {
	cat << EOF
Usage: ./docheck command [args]

Available commands:

 * py2-9.6: build and test extension in container with postgresql-9.6
 * test-in-docker: used internally by other commands
EOF
}

if [[ $# = 0 ]] ; then
	usage
	exit 1
fi

py2_check () {
	local v=$1
	docker build -f docker/$v/Dockerfile docker/$v -t pg-test:$v
	docker run -v "${PWD}:/source:ro" pg-test:$v /source/docheck test-in-docker 2.7
}

py3_check () {
	local v=$1
	docker build -f docker/$v/Dockerfile docker/$v -t pg-test:$v
	docker run -v "${PWD}:/source:ro" pg-test:$v /source/docheck test-in-docker 3.5
}


cmd=$1
shift 1
case "${cmd}" in
(py2-9.6) py2_check py2-9.6 ;;
(py3-9.6) py3_check py3-9.6 ;;
(py2-10)  py2_check py2-10  ;;
(py3-10)  py3_check py3-10  ;;
(py2-11)  py2_check py2-11  ;;
(py3-11)  py3_check py3-11  ;;
(py2-12)  py2_check py2-12  ;;
(py3-12)  py3_check py3-12  ;;
(test-in-docker)
	# Actually, we only need only distinguish python-2.7 and python-3.3
	# tests.
	PY_VERSION=$1
	cp -r /source /build
	cd /build
	su postgres -c '/usr/lib/postgresql/*/bin/initdb'
	# If jit is enabled, it causes additional output for `explain`
	# command, resulting in failed tests.
	sed -i -e '/jit =/cjit = false' /var/lib/postgresql/data/postgresql.conf
	su postgres -c '/usr/lib/postgresql/*/bin/pg_ctl -D /var/lib/postgresql/data start'
	make
	make install
	make installcheck || /bin/true
	if test -f regression.out ; then
		cat regression.out
		for x in results/*.out ; do
			base=$(basename "$x")
			echo ">>> $base"
			diff -U3 test-${PY_VERSION}/expected/$base $x || /bin/true
		done
		exit 2
	fi
	;;
(*)
	usage
	exit 1
	;;
esac