import 'dart:io';

import 'package:test/test.dart';
import 'package:libgit2dart/src/repository.dart';
import 'package:libgit2dart/src/odb.dart';
import 'package:libgit2dart/src/oid.dart';

import 'helpers/util.dart';

void main() {
  const lastCommit = '78b8bf123e3952c970ae5c1ce0a3ea1d1336f6e8';

  group('Odb', () {
    late Repository repo;
    final tmpDir = '${Directory.systemTemp.path}/odb_testrepo/';

    setUpAll(() async {
      if (await Directory(tmpDir).exists()) {
        await Directory(tmpDir).delete(recursive: true);
      }
      await copyRepo(
        from: Directory('test/assets/testrepo/'),
        to: await Directory(tmpDir).create(),
      );
      repo = Repository.open(tmpDir);
    });

    tearDownAll(() async {
      repo.close();
      await Directory(tmpDir).delete(recursive: true);
    });

    test('successfully initializes', () {
      expect(repo.odb, isA<Odb>());
      repo.odb.free();
    });

    test('finds object by short oid', () {
      final shortSha = '78b8bf';
      final shortOid = Oid.fromSHAn(shortSha);
      final oid = repo.odb.existsPrefix(shortOid.pointer, shortSha.length);
      expect(Oid(oid).sha, lastCommit);
      repo.odb.free();
    });
  });
}