#!/bin/sh
set -e

TESTDIR=$(readlink -f $(dirname $0))
. $TESTDIR/framework

setupenvironment
configarchitecture 'native'

insertpackage 'unstable' 'unrelated' 'all' '1.0' 'stable'
insertsource 'unstable' 'unrelated' 'all' '1.0' 'stable'

echo 'ni ni ni' > aptarchive/knights

setupaptarchive
changetowebserver -o 'aptwebserver::overwrite::.*::filename=/knights'

msgtest 'Acquire test file from the webserver to check' 'overwrite'
echo '601 Configuration
Config-Item: Acquire::http::DependOnSTDIN=0

600 Acquire URI
URI: http://localhost:8080/holygrail
Filename: knights-talking
' | http >/dev/null 2>&1 && msgpass || msgfail
testfileequal knights-talking 'ni ni ni'

ensure_n_canary_strings_in_dir() {
	local DIR="$1"
	local CANARY_STRING="$2"
	local EXPECTED_N="$3"

	msgtest "Testing in $DIR for $EXPECTED_N canary" "$CANARY_STRING"
	local N=$(grep "$CANARY_STRING" $DIR/* 2>/dev/null |wc -l )
	test "$N" = "$EXPECTED_N" && msgpass || msgfail "Expected $EXPECTED_N canaries, got $N"
}

LISTS='rootdir/var/lib/apt/lists'
rm -rf rootdir/var/lib/apt/lists
msgtest 'Got expected NODATA failure in' 'apt-get update'
aptget update -qq 2>&1 | grep -q 'E: GPG error.*NODATA' && msgpass || msgfail

ensure_n_canary_strings_in_dir $LISTS 'ni ni ni' 0
testequal 'partial' ls $LISTS

# and again with pre-existing files with "valid data" which should remain
for f in Release Release.gpg main_binary-amd64_Packages main_source_Sources; do
    echo 'peng neee-wom' > $LISTS/localhost:8080_dists_stable_${f}
done

msgtest 'Got expected NODATA failure in' 'apt-get update'
aptget update -qq 2>&1 | grep -q 'E: GPG error.*NODATA' && msgpass || msgfail

ensure_n_canary_strings_in_dir $LISTS 'peng neee-wom' 4
ensure_n_canary_strings_in_dir $LISTS 'ni ni ni' 0

# and now with a pre-existing InRelease file
echo 'peng neee-wom' > $LISTS/localhost:8080_dists_stable_InRelease
rm -f $LISTS/localhost:8080_dists_stable_Release $LISTS/localhost:8080_dists_stable_Release.gpg
msgtest 'excpected failure of' 'apt-get update'
aptget update -qq 2>&1 | grep -q 'E: GPG error.*NODATA' && msgpass || msgfail

ensure_n_canary_strings_in_dir $LISTS 'peng neee-wom' 3
ensure_n_canary_strings_in_dir $LISTS 'ni ni ni' 0