#!/usr/bin/env bash
set -euo pipefail
cd "$(dirname "$0")/.."

test_name="dependency-cache-test-$$"
source_dir="site/$test_name"
cache_dir="${BIN_DIRECTORY:-/tmp/uce/work}$(pwd)/$source_dir"

cleanup() {
	rm -rf "$source_dir" "$cache_dir"
}
trap cleanup EXIT
mkdir -p "$source_dir"

printf '%s\n' \
	'#ifndef UCE_DEPENDENCY_CACHE_CHILD' \
	'#define UCE_DEPENDENCY_CACHE_CHILD' \
	'String dependency_cache_marker() { return("dependency-marker-a"); }' \
	'#endif' >"$source_dir/child.uce"
printf '%s\n' \
	'#load "child.uce"' \
	'CLI(Request& context) { print(dependency_cache_marker()); }' \
	'RENDER(Request& context) { print(dependency_cache_marker()); }' >"$source_dir/parent.uce"

first=$(scripts/uce-cli "/$test_name/parent.uce")
if [[ "$first" != *dependency-marker-a* ]]; then
	echo "dependency invalidation setup failed: $first" >&2
	exit 1
fi

sed -i 's/dependency-marker-a/dependency-marker-b/' "$source_dir/child.uce"
second=$(scripts/uce-cli "/$test_name/parent.uce")
if [[ "$second" != *dependency-marker-b* ]]; then
	echo "loaded dependency change did not recompile parent: $second" >&2
	exit 1
fi

echo "dependency invalidation passed"