test: test encoding (#240)

test/encoding_test.dart

@@ -0,0 +1,46 @@
+import 'package:orm/orm.dart';
+import 'package:test/test.dart';
+
+import 'generated/client.dart';
+import 'generated/prisma.dart';
+
+void main() {
+  late PrismaClient client;
+
+  setUpAll(() async {
+    client = PrismaClient(datasourceUrl: 'file:test/test.db');
+    await client.$connect();
+
+    // Clear database
+    await client.user.deleteMany();
+  });
+
+  tearDownAll(() async {
+    await client.$disconnect();
+  });
+
+  test('Encoding', () async {
+    final chars = [
+      "中文",
+      '😊',
+      'にちほん',
+      '한국어',
+      'اَلْعَرَبِيَّةُ',
+      'عربي/عربى',
+      'خصوصي',
+    ];
+    for (final char in chars) {
+      final user = await client.user.create(
+        data: PrismaUnion.$2(UserUncheckedCreateInput(name: char)),
+      );
+
+      expect(user.name, char);
+
+      final found = await client.user.findUniqueOrThrow(
+        where: UserWhereUniqueInput(id: user.id),
+        select: UserSelect(name: true),
+      );
+      expect(found.name, char);
+    }
+  });
+}