#!/bin/bash -eu
# This file shoud be source'd (. set_test_modules) rather than executed.

#
# Set "BASE_BRANCH" to a different branch to compare. 
#

RED="\033[31;1m"
RST="\033[0m"

die() {
    echo -e "${RED}${*}${RST}" >&2
}

TOPDIR="$(dirname "${BASH_SOURCE[0]}")/.."

[ -n "$(command -v python3)" ] && python="$(command -v python3)" || python="$(command -v python2)"

pushd "${TOPDIR}" >/dev/null 2>&1 || die "Failed to change directory."

files_list=$(mktemp)

remote="$(basename $(mktemp -u remote_XXXXXX))"
git remote add ${remote} https://github.com/freeipa/ansible-freeipa
git fetch --prune --no-tags --quiet ${remote}
git diff "${remote}/master" --name-only > "${files_list}"
git remote remove ${remote}

# Get all modules that should have tests executed
enabled_modules="$(${python} utils/get_test_modules.py $(cat "${files_list}"))"
[ -z "${enabled_modules}" ] && enabled_modules="None"

# Get individual tests that should be executed
mapfile -t tests < <(sed -n "s#.*/\(test_[^/]*\).yml#\1#p" "${files_list}" | tr -d " ")
[ ${#tests[@]} -gt 0 ] && enabled_tests=$(IFS=, ; echo "${tests[*]}")
[ -z "${enabled_tests}" ] && enabled_tests="None"

[ -n "${enabled_tests}" ] && IPA_ENABLED_TESTS="${enabled_tests},${IPA_ENABLED_TESTS}"
[ -n "${enabled_modules}" ] && IPA_ENABLED_MODULES="${enabled_modules},${IPA_ENABLED_MODULES}"

rm -f "${files_list}"

export IPA_ENABLED_MODULES
export IPA_ENABLED_TESTS

echo "IPA_ENABLED_MODULES = [${IPA_ENABLED_MODULES}]"
echo "IPA_ENABLED_TESTS = [${IPA_ENABLED_TESTS}]"

popd >/dev/null 2>&1 || die "Failed to change back to original directory."