#!/usr/bin/env bash

source common.sh

clearStore

rm -rf "$TEST_ROOT/case"

opts=("--option" "use-case-hack" "true")

# Check whether restoring and dumping a NAR that contains case
# collisions is round-tripping, even on a case-insensitive system.

nix-store "${opts[@]}" --restore "$TEST_ROOT/case" < case.nar
nix-store "${opts[@]}" --dump "$TEST_ROOT/case" > "$TEST_ROOT/case.nar"
cmp case.nar "$TEST_ROOT/case.nar"
[ "$(nix-hash "${opts[@]}" --type sha256 "$TEST_ROOT/case")" = "$(nix-hash --flat --type sha256 case.nar)" ]

# Check whether we detect true collisions (e.g. those remaining after
# removal of the suffix).
touch "$TEST_ROOT/case/xt_CONNMARK.h~nix~case~hack~3"
(! nix-store "${opts[@]}" --dump "$TEST_ROOT/case" > /dev/null)