#!/bin/sh
# Smoke test for the installed boolean_selector library; runs offline.
set -eu

work=$(mktemp -d)
export HOME="$work"
trap 'rm -rf "$work"' EXIT INT TERM

DART=$(command -v dart 2>/dev/null || true)
[ -n "$DART" ] || DART=/usr/lib/dart/bin/dart

# Register every installed Dart package, so transitive dependencies resolve.
mkdir -p "$work/.dart_tool"
{
  printf '{"configVersion":2,"packages":['
  first=1
  for dir in /usr/share/dart/packages/*/; do
    name=$(basename "$dir")
    [ "$first" -eq 1 ] || printf ','
    first=0
    printf '{"name":"%s","rootUri":"file:///usr/share/dart/packages/%s","packageUri":"lib/"}' "$name" "$name"
  done
  printf ']}\n'
} > "$work/.dart_tool/package_config.json"

cat > "$work/main.dart" <<'DART'
import "package:boolean_selector/boolean_selector.dart";

void main() {
  final sel = BooleanSelector.parse("a && !b");
  if (!sel.evaluate((name) => name == "a")) {
    throw StateError("a && !b should be true");
  }
  if (sel.evaluate((name) => name == "b")) {
    throw StateError("a && !b must be false when only b is set");
  }
  final either = BooleanSelector.parse("x || y");
  if (!either.evaluate((name) => name == "y")) {
    throw StateError("x || y with y");
  }
  print("boolean_selector smoke test passed");
}
DART

cd "$work"
"$DART" run main.dart
