test(repository): divide groups into different files

test/repository_empty_test.dart

@@ -0,0 +1,117 @@
+import 'dart:io';
+import 'package:test/test.dart';
+import 'package:libgit2dart/libgit2dart.dart';
+
+void main() {
+  late Repository repo;
+
+  group('Repository.open', () {
+    test('throws when repository isn\'t found at provided path', () {
+      expect(
+        () => Repository.open(''),
+        throwsA(isA<LibGit2Error>()),
+      );
+    });
+
+    group('empty bare', () {
+      setUp(() {
+        repo = Repository.open('test/assets/empty_bare.git');
+      });
+
+      tearDown(() {
+        repo.free();
+      });
+
+      test('opens successfully', () {
+        expect(repo, isA<Repository>());
+      });
+
+      test('checks if it is bare', () {
+        expect(repo.isBare, true);
+      });
+
+      test('returns path to the repository', () {
+        expect(
+          repo.path,
+          '${Directory.current.path}/test/assets/empty_bare.git/',
+        );
+      });
+
+      test('returns path to root directory for the repository', () {
+        expect(
+          repo.commonDir,
+          '${Directory.current.path}/test/assets/empty_bare.git/',
+        );
+      });
+
+      test('returns empty string as path of the working directory', () {
+        expect(repo.workdir, '');
+      });
+    });
+
+    group('empty standard', () {
+      setUp(() {
+        repo = Repository.open('test/assets/empty_standard/.gitdir/');
+      });
+
+      tearDown(() {
+        repo.free();
+      });
+
+      test('opens standart repository from working directory successfully', () {
+        expect(repo, isA<Repository>());
+      });
+
+      test('returns path to the repository', () {
+        expect(
+          repo.path,
+          '${Directory.current.path}/test/assets/empty_standard/.gitdir/',
+        );
+      });
+
+      test('returns path to parent repo\'s .git folder for the repository', () {
+        expect(
+          repo.commonDir,
+          '${Directory.current.path}/test/assets/empty_standard/.gitdir/',
+        );
+      });
+
+      test('checks if it is empty', () {
+        expect(repo.isEmpty, true);
+      });
+
+      test('checks if head is detached', () {
+        expect(repo.isHeadDetached, false);
+      });
+
+      test('checks if branch is unborn', () {
+        expect(repo.isBranchUnborn, true);
+      });
+
+      test('successfully sets identity ', () {
+        repo.setIdentity(name: 'name', email: 'email@email.com');
+        expect(repo.identity, {'name': 'email@email.com'});
+      });
+
+      test('successfully unsets identity', () {
+        repo.setIdentity(name: null, email: null);
+        expect(repo.identity, isEmpty);
+      });
+
+      test('checks if shallow clone', () {
+        expect(repo.isShallow, false);
+      });
+
+      test('checks if linked work tree', () {
+        expect(repo.isWorktree, false);
+      });
+
+      test('returns path to working directory', () {
+        expect(
+          repo.workdir,
+          '${Directory.current.path}/test/assets/empty_standard/',
+        );
+      });
+    });
+  });
+}