refactor(repository)!: use Finalizer to automatically free allocated memory (#51)

BREAKING CHANGE: Return value of identity getter changed from Map<String, String> to Identity

.github/workflows/master.yml

@@ -53,4 +53,4 @@ jobs:
         run: flutter pub get
 
       - name: Run tests
-        run: dart test --exclude-tags "remote_fetch" --platform=vm
+        run: dart test --reporter expanded --exclude-tags "remote_fetch" --platform=vm

README.md

@@ -78,16 +78,12 @@ You can instantiate a `Repository` class with a path to open an existing reposit
 
 ```dart
 final repo = Repository.open('path/to/repository'); // => Repository
-// Release memory allocated for Repository object when it's no longer needed
-repo.free();
 ```
 
 You can create new repository with provided path and optional `bare` argument if you want it to be bare:
 
 ```dart
 final repo = Repository.init(path: 'path/to/folder', bare: true); // => Repository
-// Release memory allocated for Repository object when it's no longer needed
-repo.free();
 ```
 
 You can clone the existing repository at provided url into local path:
@@ -97,8 +93,6 @@ final repo = Repository.clone(
   url: 'https://some.url/',
   localPath: 'path/to/clone/into',
 ); // => Repository
-// Release memory allocated for Repository object when it's no longer needed
-repo.free();
 ```
 
 Also you can discover the path to the '.git' directory of repository if you provide a path to subdirectory:
@@ -135,9 +129,6 @@ ref.target.sha; // => '821ed6e80627b8769d170a293862f9fc60825226'
 final oid = repo['821ed6e80627b8769d170a293862f9fc60825226']; // => Oid
 final commit = Commit.lookup(repo: repo, oid: oid); // => Commit
 commit.message; // => 'initial commit'
-
-// Release memory allocated for Repository object when it's no longer needed
-repo.free();
 ```
 
 #### Writing to repository
@@ -160,9 +151,6 @@ Commit.create(
   tree: tree,
   parents: [], // empty list for initial commit, 1 parent for regular and 2+ for merge commits
 ); // => Oid
-
-// Release memory allocated for Repository object when it's no longer needed
-repo.free();
 ```
 
 ---

lib/src/bindings/remote_callbacks.dart

@@ -6,6 +6,8 @@ import 'package:libgit2dart/src/bindings/credentials.dart'
     as credentials_bindings;
 import 'package:libgit2dart/src/bindings/libgit2_bindings.dart';
 import 'package:libgit2dart/src/bindings/remote.dart' as remote_bindings;
+import 'package:libgit2dart/src/bindings/repository.dart'
+    as repository_bindings;
 import 'package:libgit2dart/src/util.dart';
 
 class RemoteCallbacks {
@@ -112,17 +114,25 @@ class RemoteCallbacks {
     int bare,
     Pointer<Void> payload,
   ) {
-    final repoPointer = Repository.init(
+    var flagsInt = repositoryCbData!.flags.fold(
+      0,
+      (int acc, e) => acc | e.value,
+    );
+
+    if (repositoryCbData!.bare) {
+      flagsInt |= GitRepositoryInit.bare.value;
+    }
+
+    final repoPointer = repository_bindings.init(
       path: repositoryCbData!.path,
-      bare: repositoryCbData!.bare,
-      flags: repositoryCbData!.flags,
+      flags: flagsInt,
       mode: repositoryCbData!.mode,
       workdirPath: repositoryCbData!.workdirPath,
       description: repositoryCbData!.description,
       templatePath: repositoryCbData!.templatePath,
       initialHead: repositoryCbData!.initialHead,
       originUrl: repositoryCbData!.originUrl,
-    ).pointer;
+    );
 
     repo[0] = repoPointer;
 

lib/src/bindings/repository.dart

@@ -321,17 +321,19 @@ void setIdentity({
 }
 
 /// Retrieve the configured identity to use for reflogs.
-Map<String, String> identity(Pointer<git_repository> repo) {
+///
+/// Returns list with name and email respectively.
+List<String> identity(Pointer<git_repository> repo) {
   final name = calloc<Pointer<Int8>>();
   final email = calloc<Pointer<Int8>>();
   libgit2.git_repository_ident(name, email, repo);
-  final identity = <String, String>{};
+  final identity = <String>[];
 
   if (name.value == nullptr && email.value == nullptr) {
     return identity;
   } else {
-    identity[name.value.cast<Utf8>().toDartString()] =
-        email.value.cast<Utf8>().toDartString();
+    identity.add(name.value.cast<Utf8>().toDartString());
+    identity.add(email.value.cast<Utf8>().toDartString());
   }
 
   calloc.free(name);

lib/src/reference.dart

@@ -272,9 +272,6 @@ class Reference {
   /// Whether reference is a tag.
   bool get isTag => bindings.isTag(_refPointer);
 
-  /// Repository where a reference resides.
-  Repository get owner => Repository(bindings.owner(_refPointer));
-
   /// Compares two references.
   bool equals(Reference other) {
     return bindings.compare(

lib/src/reflog.dart

@@ -2,13 +2,14 @@ import 'dart:collection';
 import 'dart:ffi';
 import 'package:libgit2dart/libgit2dart.dart';
 import 'package:libgit2dart/src/bindings/libgit2_bindings.dart';
+import 'package:libgit2dart/src/bindings/reference.dart' as reference_bindings;
 import 'package:libgit2dart/src/bindings/reflog.dart' as bindings;
 
 class RefLog with IterableMixin<RefLogEntry> {
   /// Initializes a new instance of [RefLog] class from provided [Reference].
   RefLog(Reference ref) {
     _reflogPointer = bindings.read(
-      repoPointer: ref.owner.pointer,
+      repoPointer: reference_bindings.owner(ref.pointer),
       name: ref.name,
     );
     _finalizer.attach(this, _reflogPointer, detach: this);
@@ -19,7 +20,10 @@ class RefLog with IterableMixin<RefLogEntry> {
 
   /// Deletes the reflog for the given reference.
   static void delete(Reference ref) {
-    bindings.delete(repoPointer: ref.owner.pointer, name: ref.name);
+    bindings.delete(
+      repoPointer: reference_bindings.owner(ref.pointer),
+      name: ref.name,
+    );
   }
 
   /// Renames a reflog.

lib/src/repository.dart

@@ -17,13 +17,14 @@ class Repository {
   /// Initializes a new instance of the [Repository] class from provided
   /// pointer to repository object in memory.
   ///
-  /// **IMPORTANT**: Should be freed to release allocated memory.
-  ///
   /// Note: For internal use. Instead, use one of:
   /// - [Repository.init]
   /// - [Repository.open]
   /// - [Repository.clone]
-  Repository(this._repoPointer);
+  Repository(Pointer<git_repository> pointer) {
+    _repoPointer = pointer;
+    _finalizer.attach(this, _repoPointer, detach: this);
+  }
 
   /// Creates new git repository at the provided [path].
   ///
@@ -55,8 +56,6 @@ class Repository {
   /// [originUrl] if set, then after the rest of the repository initialization
   /// is completed, an "origin" remote will be added pointing to this URL.
   ///
-  /// **IMPORTANT**: Should be freed to release allocated memory.
-  ///
   /// Throws a [LibGit2Error] if error occured.
   Repository.init({
     required String path,
@@ -87,6 +86,8 @@ class Repository {
       initialHead: initialHead,
       originUrl: originUrl,
     );
+
+    _finalizer.attach(this, _repoPointer, detach: this);
   }
 
   /// Opens repository at provided [path].
@@ -95,13 +96,13 @@ class Repository {
   /// or to the working directory. For a bare repository, [path] should directly
   /// point to the repository folder.
   ///
-  /// **IMPORTANT**: Should be freed to release allocated memory.
-  ///
   /// Throws a [LibGit2Error] if error occured.
   Repository.open(String path) {
     libgit2.git_libgit2_init();
 
     _repoPointer = bindings.open(path);
+
+    _finalizer.attach(this, _repoPointer, detach: this);
   }
 
   /// Clones a remote repository at provided [url] into [localPath].
@@ -128,8 +129,6 @@ class Repository {
   /// [callbacks] is the combination of callback functions from [Callbacks]
   /// object.
   ///
-  /// **IMPORTANT**: Should be freed to release allocated memory.
-  ///
   /// Throws a [LibGit2Error] if error occured.
   Repository.clone({
     required String url,
@@ -151,6 +150,8 @@ class Repository {
       checkoutBranch: checkoutBranch,
       callbacks: callbacks,
     );
+
+    _finalizer.attach(this, _repoPointer, detach: this);
   }
 
   late final Pointer<git_repository> _repoPointer;
@@ -294,9 +295,12 @@ class Repository {
   }
 
   /// Configured identity to use for reflogs.
-  ///
-  /// Returns map with name as key and email as value.
-  Map<String, String> get identity => bindings.identity(_repoPointer);
+  Identity get identity {
+    final identity = bindings.identity(_repoPointer);
+    return identity.isNotEmpty
+        ? Identity(name: identity[0], email: identity[1])
+        : const Identity(name: '', email: '');
+  }
 
   /// Whether repository was a shallow clone.
   bool get isShallow => bindings.isShallow(_repoPointer);
@@ -364,7 +368,10 @@ class Repository {
   }
 
   /// Releases memory allocated for repository object.
-  void free() => bindings.free(_repoPointer);
+  void free() {
+    bindings.free(_repoPointer);
+    _finalizer.detach(this);
+  }
 
   @override
   String toString() {
@@ -736,6 +743,12 @@ class Repository {
   }
 }
 
+// coverage:ignore-start
+final _finalizer = Finalizer<Pointer<git_repository>>(
+  (pointer) => bindings.free(pointer),
+);
+// coverage:ignore-end
+
 class RepositoryCallback {
   /// Values used to override the repository creation and customization process
   /// during a clone operation.
@@ -807,3 +820,11 @@ class RepositoryCallback {
   /// initialization is completed.
   final String? originUrl;
 }
+
+class Identity {
+  /// Identity to use for reflogs.
+  const Identity({required this.name, required this.email});
+
+  final String name;
+  final String email;
+}

lib/src/submodule.dart

@@ -119,9 +119,6 @@ class Submodule {
   /// This will only work if the submodule is checked out into the working
   /// directory.
   ///
-  /// **IMPORTANT**: Returned [Repository] object should be freed to release
-  /// allocated memory.
-  ///
   /// Throws a [LibGit2Error] if error occured.
   Repository open() {
     return Repository(bindings.open(_submodulePointer));

test/annotated_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/blame_test.dart

@@ -52,7 +52,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/blob_test.dart

@@ -20,7 +20,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/branch_test.dart

@@ -21,7 +21,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/checkout_test.dart

@@ -16,7 +16,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/commit_test.dart

@@ -34,7 +34,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/credentials_test.dart

@@ -5,21 +5,6 @@ import 'package:path/path.dart' as p;
 import 'package:test/test.dart';
 
 void main() {
-  final cloneDir = Directory(
-    p.join(Directory.systemTemp.path, 'credentials_cloned'),
-  );
-
-  setUp(() {
-    if (cloneDir.existsSync()) {
-      cloneDir.deleteSync(recursive: true);
-    }
-  });
-
-  tearDown(() {
-    if (cloneDir.existsSync()) {
-      cloneDir.deleteSync(recursive: true);
-    }
-  });
   group('Credentials', () {
     test('initializes username/password credentials', () {
       final credentials = const UserPass(
@@ -78,6 +63,7 @@ void main() {
     });
 
     test('throws when provided username and password are incorrect', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final callbacks = const Callbacks(
         credentials: UserPass(
           username: 'libgit2',
@@ -93,11 +79,14 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test(
       'clones repository with provided keypair',
       () {
+        final cloneDir = Directory.systemTemp.createTempSync('clone');
         final keypair = Keypair(
           username: 'git',
           pubKey: p.join('test', 'assets', 'keys', 'id_rsa.pub'),
@@ -114,12 +103,16 @@ void main() {
 
         expect(repo.isEmpty, false);
 
-        repo.free();
+        if (Platform.isLinux || Platform.isMacOS) {
+          cloneDir.deleteSync(recursive: true);
+        }
       },
       testOn: '!linux',
     );
 
     test('throws when no credentials is provided', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
+
       expect(
         () => Repository.clone(
           url: 'ssh://git@github.com/libgit2/TestGitRepository',
@@ -127,9 +120,12 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test('throws when provided keypair is invalid', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final keypair = const Keypair(
         username: 'git',
         pubKey: 'invalid.pub',
@@ -146,9 +142,12 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test('throws when provided keypair is incorrect', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final keypair = Keypair(
         username: 'git',
         pubKey: p.join('test', 'assets', 'keys', 'id_rsa.pub'),
@@ -165,9 +164,12 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test('throws when provided credential type is invalid', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final callbacks = const Callbacks(
         credentials: UserPass(
           username: 'libgit2',
@@ -183,11 +185,14 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test(
       'clones repository with provided keypair from memory',
       () {
+        final cloneDir = Directory.systemTemp.createTempSync('clone');
         final pubKey = File(p.join('test', 'assets', 'keys', 'id_rsa.pub'))
             .readAsStringSync();
         final privateKey =
@@ -208,12 +213,15 @@ void main() {
 
         expect(repo.isEmpty, false);
 
-        repo.free();
+        if (Platform.isLinux || Platform.isMacOS) {
+          cloneDir.deleteSync(recursive: true);
+        }
       },
       testOn: '!linux',
     );
 
     test('throws when provided keypair from memory is incorrect', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final pubKey = File(p.join('test', 'assets', 'keys', 'id_rsa.pub'))
           .readAsStringSync();
       final keypair = KeypairFromMemory(
@@ -232,9 +240,12 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
 
     test('throws when provided keypair from agent is incorrect', () {
+      final cloneDir = Directory.systemTemp.createTempSync('clone');
       final callbacks = const Callbacks(credentials: KeypairFromAgent('git'));
 
       expect(
@@ -245,6 +256,8 @@ void main() {
         ),
         throwsA(isA<LibGit2Error>()),
       );
+
+      cloneDir.deleteSync(recursive: true);
     });
   });
 }

test/describe_test.dart

@@ -17,7 +17,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/diff_test.dart

@@ -127,7 +127,6 @@ index e69de29..c217c63 100644
   });
 
   tearDown(() {
-    repo.free();
     if (Platform.isLinux || Platform.isMacOS) {
       tmpDir.deleteSync(recursive: true);
     }

test/index_test.dart

@@ -20,7 +20,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 
@@ -152,8 +151,6 @@ void main() {
           p.join('test', 'assets', 'empty_bare.git'),
         );
         expect(() => bare.index.add('config'), throwsA(isA<LibGit2Error>()));
-
-        bare.free();
       });
     });
 
@@ -203,8 +200,6 @@ void main() {
           p.join('test', 'assets', 'empty_bare.git'),
         );
         expect(() => bare.index.addAll([]), throwsA(isA<LibGit2Error>()));
-
-        bare.free();
       });
     });
 
@@ -229,8 +224,6 @@ void main() {
           () => bare.index.updateAll(['not_there']),
           throwsA(isA<LibGit2Error>()),
         );
-
-        bare.free();
       });
     });
 
@@ -316,7 +309,6 @@ void main() {
 
       expect(() => repo.index.writeTree(), throwsA(isA<LibGit2Error>()));
 
-      repo.free();
       tmpDir.deleteSync(recursive: true);
     });
 
@@ -356,7 +348,6 @@ void main() {
       expect(conflictedFile.their?.path, 'feature_file');
       expect(conflictedFile.toString(), contains('ConflictEntry{'));
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 
@@ -381,7 +372,6 @@ void main() {
       expect(conflictedFile.their?.path, 'conflict_file');
       expect(conflictedFile.toString(), contains('ConflictEntry{'));
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 
@@ -407,7 +397,6 @@ void main() {
       expect(conflictedFile.their?.path, 'feature_file');
       expect(conflictedFile.toString(), contains('ConflictEntry{'));
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 
@@ -432,7 +421,6 @@ void main() {
       expect(conflictedFile.their?.path, null);
       expect(conflictedFile.toString(), contains('ConflictEntry{'));
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 
@@ -465,7 +453,6 @@ void main() {
       expect(index.conflicts, isEmpty);
       expect(index.conflicts['conflict_file'], null);
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 
@@ -502,7 +489,6 @@ void main() {
       expect(index.hasConflicts, false);
       expect(index.conflicts, isEmpty);
 
-      conflictRepo.free();
       repoDir.deleteSync(recursive: true);
     });
 

test/mailmap_test.dart

@@ -136,7 +136,6 @@ Santa Claus <santa.claus@northpole.xx> <me@company.xx>
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/merge_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/note_test.dart

@@ -29,7 +29,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/odb_test.dart

@@ -20,7 +20,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/oid_test.dart

@@ -20,7 +20,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/packbuilder_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/patch_test.dart

@@ -50,7 +50,6 @@ index e69de29..0000000
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/rebase_test.dart

@@ -21,7 +21,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/reference_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/reflog_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/remote_prune_test.dart

@@ -30,8 +30,6 @@ void main() {
   });
 
   tearDown(() {
-    originRepo.free();
-    clonedRepo.free();
     tmpDir.deleteSync(recursive: true);
     if (cloneDir.existsSync()) {
       cloneDir.deleteSync(recursive: true);

test/remote_test.dart

@@ -18,7 +18,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 
@@ -474,13 +473,8 @@ Total 69 (delta 0), reused 1 (delta 0), pack-reused 68
     );
 
     test('pushes with update reference callback', () {
-      final originDir =
-          Directory(p.join(Directory.systemTemp.path, 'origin_testrepo'));
+      final originDir = Directory.systemTemp.createTempSync('origin');
 
-      if (originDir.existsSync()) {
-        originDir.deleteSync(recursive: true);
-      }
-      originDir.createSync();
       copyRepo(
         from: Directory(p.join('test', 'assets', 'empty_bare.git')),
         to: originDir,
@@ -505,8 +499,9 @@ Total 69 (delta 0), reused 1 (delta 0), pack-reused 68
       );
       expect(updateRefOutput, {'refs/heads/master': ''});
 
-      originRepo.free();
-      originDir.delete(recursive: true);
+      if (Platform.isLinux || Platform.isMacOS) {
+        originDir.deleteSync(recursive: true);
+      }
     });
 
     test('throws when trying to push to invalid url', () {

test/repository_clone_test.dart

@@ -37,8 +37,6 @@ void main() {
 
       expect(clonedRepo.isEmpty, false);
       expect(clonedRepo.isBare, false);
-
-      clonedRepo.free();
     });
 
     test('clones repository as bare', () {
@@ -50,8 +48,6 @@ void main() {
 
       expect(clonedRepo.isEmpty, false);
       expect(clonedRepo.isBare, true);
-
-      clonedRepo.free();
     });
 
     test('clones repository with provided checkout branch name', () {
@@ -65,8 +61,6 @@ void main() {
       expect(clonedRepo.isEmpty, false);
       expect(clonedRepo.isBare, true);
       expect(clonedRepo.head.name, 'refs/heads/feature');
-
-      clonedRepo.free();
     });
 
     test(
@@ -82,8 +76,6 @@ void main() {
       expect(clonedRepo.isBare, false);
       expect(clonedRepo.remotes, ['test']);
       expect(clonedRepo.references, contains('refs/remotes/test/master'));
-
-      clonedRepo.free();
     });
 
     test('clones repository with provided remote callback ', () {
@@ -105,8 +97,6 @@ void main() {
       expect(clonedRepo.remotes, ['test']);
       expect(clonedRepo.references, contains('refs/remotes/spec/master'));
       expect(remote.fetchRefspecs, [fetchRefspec]);
-
-      clonedRepo.free();
     });
 
     test('throws when cloning repository with invalid remote callback', () {
@@ -132,14 +122,16 @@ void main() {
       final clonedRepo = Repository.clone(
         url: tmpDir.path,
         localPath: cloneDir.path,
-        repositoryCallback: RepositoryCallback(path: callbackPath.path),
+        repositoryCallback: RepositoryCallback(
+          path: callbackPath.path,
+          bare: true,
+        ),
       );
 
       expect(clonedRepo.isEmpty, false);
-      expect(clonedRepo.isBare, false);
-      expect(clonedRepo.path, contains('/callbackRepo/.git/'));
+      expect(clonedRepo.isBare, true);
+      expect(clonedRepo.path, contains('/callbackRepo/'));
 
-      clonedRepo.free();
       callbackPath.deleteSync(recursive: true);
     });
 

test/repository_empty_test.dart

@@ -20,10 +20,6 @@ void main() {
         repo = Repository.open(p.join('test', 'assets', 'empty_bare.git'));
       });
 
-      tearDown(() {
-        repo.free();
-      });
-
       test('opens successfully', () {
         expect(repo, isA<Repository>());
       });
@@ -52,10 +48,6 @@ void main() {
         );
       });
 
-      tearDown(() {
-        repo.free();
-      });
-
       test('opens standart repository from working directory successfully', () {
         expect(repo, isA<Repository>());
       });
@@ -89,12 +81,18 @@ void main() {
 
       test('sets identity ', () {
         repo.setIdentity(name: 'name', email: 'email@email.com');
-        expect(repo.identity, {'name': 'email@email.com'});
+
+        final identity = repo.identity;
+        expect(identity.name, 'name');
+        expect(identity.email, 'email@email.com');
       });
 
       test('unsets identity', () {
         repo.setIdentity(name: null, email: null);
-        expect(repo.identity, isEmpty);
+
+        final identity = repo.identity;
+        expect(identity.name, '');
+        expect(identity.email, '');
       });
 
       test('checks if shallow clone', () {

test/repository_init_test.dart

@@ -24,8 +24,6 @@ void main() {
 
       expect(repo.path, contains('init_repo'));
       expect(repo.isBare, true);
-
-      repo.free();
     });
 
     test('creates new standard repo at provided path', () {
@@ -34,8 +32,6 @@ void main() {
       expect(repo.path, contains('init_repo/.git/'));
       expect(repo.isBare, false);
       expect(repo.isEmpty, true);
-
-      repo.free();
     });
 
     test('creates new standard repo with provided options', () {
@@ -54,8 +50,6 @@ void main() {
         'test repo',
       );
       expect(Remote.lookup(repo: repo, name: 'origin').url, 'test.url');
-
-      repo.free();
     });
   });
 }

test/repository_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 
@@ -165,8 +164,6 @@ void main() {
       final bare = Repository.open(p.join('test', 'assets', 'empty_bare.git'));
 
       expect(() => bare.status, throwsA(isA<LibGit2Error>()));
-
-      bare.free();
     });
 
     test('cleans up state', () {

test/reset_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/revparse_test.dart

@@ -18,7 +18,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/revwalk_test.dart

@@ -24,7 +24,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/stash_test.dart

@@ -24,7 +24,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/submodule_test.dart

@@ -20,7 +20,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     try {
       tmpDir.deleteSync(recursive: true);
     } catch (e) {
@@ -99,8 +98,6 @@ void main() {
         submodule.workdirOid?.sha,
         '49322bb17d3acc9146f98c97d078513228bbf3c0',
       );
-
-      submoduleRepo.free();
     });
 
     test('throws when trying to open repository for not initialized submodule',
@@ -120,8 +117,6 @@ void main() {
       expect(submodule.path, 'test');
       expect(submodule.url, submoduleUrl);
       expect(submoduleRepo.isEmpty, false);
-
-      submoduleRepo.free();
     });
 
     test('throws when trying to add submodule with wrong url', () {
@@ -197,9 +192,6 @@ void main() {
         updatedSubmRepoConfig['remote.origin.url'].value,
         'https://updated.com/',
       );
-
-      submRepo.free();
-      updatedSubmRepo.free();
     });
 
     test('reloads info', () {

test/tag_test.dart

@@ -21,7 +21,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/tree_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/treebuilder_test.dart

@@ -19,7 +19,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
   });
 

test/worktree_test.dart

@@ -22,7 +22,6 @@ void main() {
   });
 
   tearDown(() {
-    repo.free();
     tmpDir.deleteSync(recursive: true);
     if (worktreeDir.existsSync()) {
       worktreeDir.deleteSync(recursive: true);