#! /bin/bash

function setup {
    # Load helper functions
    load helper
    # Which forgehook implementation to use?
    if [ -z "$FORGEHOOK" ]; then FORGEHOOK="forgehook"; fi
    port=$(find_free_port)
    [ ! -z "$FORGEHOOKENDPOINT" ]
    
    TMPFILE=$(mktemp)
    
    # Need 3>&- so bats doesn't hang because of background task
    $FORGEHOOKENDPOINT $port 3>&- &
    export FORGEHOOKPID="$!"
    [[ $? = 0 ]]
    export FORGEHOOKSRV="http://localhost:$port"
}

function teardown {
    # If setup fails, $FORGEHOOKPID will be empty so nothing to clean
    if [ ! -z "$FORGEHOOKPID" ]; then
        # Also kill the PID's children processes
        kill $(ps -o pid= --ppid $FORGEHOOKPID)
    fi
    if [ -f $TMPFILE ]; then rm $TMPFILE; fi
}

@test "correct signature works" {
    repo="https://tildegit.org/forge/hook.sh"
    webhook="$(gen_webhook tests/gitea.json "$repo")"
    sig="$(hash_hmac sha256 "$webhook" "$($FORGEHOOK secret $repo)")"
    run send_webhook "${FORGEHOOKSRV}?action=gitea" "$webhook" "$sig" "X-Gitea-Signature"
    [ $status -eq 0 ]
    [[ "$output" -eq "200" ]]
}

@test "incorrect signature fails" {
    repo="https://tildegit.org/forge/hook.sh"
    webhook="$(gen_webhook tests/gitea.json "$repo")"
    # Calculate wrong signature
    sig="$(hash_hmac sha256 "EXTRA$webhook" "$($FORGEHOOK secret $repo)")"
    run send_webhook "${FORGEHOOKSRV}?action=gitea" "$webhook" "$sig" "X-Gitea-Signature"
    [ "$status" -eq 2 ]
    [[ "$output" = "403" ]]
}