#!/usr/bin/env bash
#
# Runs the full suite of tests against LinkedIn DustJS and duster to compare the result
set -euo pipefail
IFS=$'\n\t'
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

failed_count=0

while read -r test_group; do
    test_group_name=$(basename "$test_group")
    while read -r test_case; do
        test_case_file_name=$(basename "$test_case")
        test_case_name=${test_case_file_name%.*}
        set +e
        (
            if cmp --quiet <(xargs -a <(find "$test_group" -maxdepth 1 -mindepth 1 -type f -name 'main.dust'; find "$test_group" -maxdepth 1 -mindepth 1 -type f -name '*.dust' ! -name 'main.dust') node "$DIR/dustjs_shim.js" < "$test_case") <(xargs -a <(find "$test_group" -maxdepth 1 -mindepth 1 -type f -name 'main.dust'; find "$test_group" -maxdepth 1 -mindepth 1 -type f -name '*.dust' ! -name 'main.dust') "$DIR/../target/debug/duster-cli" < "$test_case"); then
                echo "$test_group_name::$test_case_name PASSED"
            else
                echo "$test_group_name::$test_case_name FAILED"
                diff <(xargs -a <(find "$test_group" -maxdepth 1 -mindepth 1 -type f -name 'main.dust'; find "$test_group" -maxdepth 1 -mindepth 1 -type f -name '*.dust' ! -name 'main.dust') node "$DIR/dustjs_shim.js" < "$test_case") <(xargs -a <(find "$test_group" -maxdepth 1 -mindepth 1 -type f -name 'main.dust'; find "$test_group" -maxdepth 1 -mindepth 1 -type f -name '*.dust' ! -name 'main.dust') "$DIR/../target/debug/duster-cli" < "$test_case")
                exit 1
            fi
        )
        if [ $? -ne 0 ]; then
            failed_count=$((failed_count + 1))
        fi
        set -e
    done <<<"$(find "$test_group" -maxdepth 1 -mindepth 1 -type f -name '*.json' | sort)"
done <<<"$(find "$DIR/test_cases" -maxdepth 1 -mindepth 1 -type d | sort)"

if [ $failed_count -ne 0 ]; then
    echo "$failed_count failed tests"
    exit 1
else
    echo "All tests passed"
fi