#!/bin/bash

# NFT_TEST_REQUIRES(NFT_TEST_HAVE_meta_time)

set -e

TMP1=$(mktemp)
TMP2=$(mktemp)

cleanup()
{
	rm -f "$TMP1"
	rm -f "$TMP2"
}

check_decode()
{
	TZ=$1 $NFT list chain t c | grep meta > "$TMP2"
	diff -u "$TMP1" "$TMP2"
}

trap cleanup EXIT

$NFT -f - <<EOF
table t {
	chain c {
	}
}
EOF

for i in $(seq -w 0 23); do
	TZ=UTC $NFT add rule t c meta hour "$i:00"-"$i:59"
done

# Check decoding in UTC, this mirrors 1:1 what should have been added.
for i in $(seq 0 23); do
	printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" $i 0 $i 59 >> "$TMP1"
done

check_decode UTC

printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 23 0 23 59 > "$TMP1"
for i in $(seq 0 22); do
	printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" $i 0 $i 59 >> "$TMP1"
done
check_decode UTC+1

printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 1 0 1 59 > "$TMP1"
for i in $(seq 2 23); do
	printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" $i 0 $i 59 >> "$TMP1"
done
printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 0 0 0 59 >> "$TMP1"

check_decode UTC-1

$NFT flush chain t c
TZ=EADT $NFT add rule t c meta hour "03:00"-"14:00"
TZ=EADT $NFT add rule t c meta hour "04:00"-"15:00"
TZ=EADT $NFT add rule t c meta hour "05:00"-"16:00"
TZ=EADT $NFT add rule t c meta hour "06:00"-"17:00"

printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 3 0 14 0 > "$TMP1"
printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 4 0 15 0 >> "$TMP1"
printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 5 0 16 0 >> "$TMP1"
printf "\t\tmeta hour \"%02d:%02d\"-\"%02d:%02d\"\n" 6 0 17 0 >> "$TMP1"

check_decode EADT