adding test cases without mockito

GJJ2019 · Jul 11, 2022 · 823f3c0 · 823f3c0
1 parent fb053ef
commit 823f3c0
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Showing 5 changed files with 98 additions and 48 deletions.
diff --git a/lib/src/model/easy_upi_payment_model.dart b/lib/src/model/easy_upi_payment_model.dart
@@ -1,5 +1,5 @@
 class EasyUpiPaymentModel {
-  EasyUpiPaymentModel({
+  const EasyUpiPaymentModel({
     required this.payeeVpa,
     required this.payeeName,
     required this.amount,

diff --git a/lib/src/model/transaction_detail_model.dart b/lib/src/model/transaction_detail_model.dart
@@ -58,4 +58,14 @@ class TransactionDetailModel {
   String toString() {
     return 'TransactionDetailModel(transactionId: $transactionId, responseCode: $responseCode, approvalRefNo: $approvalRefNo, transactionRefId: $transactionRefId, amount: $amount)';
   }
+
+  Map<String, dynamic> toMap() {
+    return <String, dynamic>{
+      'transactionId': transactionId,
+      'responseCode': responseCode,
+      'approvalRefNo': approvalRefNo,
+      'transactionRefId': transactionRefId,
+      'amount': amount,
+    };
+  }
 }
diff --git a/test/easy_upi_payment_method_channel_test.dart b/test/easy_upi_payment_method_channel_test.dart
@@ -1,20 +1,45 @@
+import 'package:easy_upi_payment/easy_upi_payment.dart';
+import 'package:easy_upi_payment/src/easy_upi_payment_method_channel.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import 'fake_data.dart';
+
 void main() {
-  // MethodChannelEasyUpiPayment platform = MethodChannelEasyUpiPayment();
-  // const MethodChannel channel = MethodChannel('easy_upi_payment');
-  //
-  // TestWidgetsFlutterBinding.ensureInitialized();
-  //
-  // setUp(() {
-  //   channel.setMockMethodCallHandler((MethodCall methodCall) async {
-  //     return '42';
-  //   });
-  // });
-  //
-  // tearDown(() {
-  //   channel.setMockMethodCallHandler(null);
-  // });
-  //
-  // test('getPlatformVersion', () async {
-  //   expect(await platform.getPlatformVersion(), '42');
-  // });
+  final MethodChannelEasyUpiPayment platform = MethodChannelEasyUpiPayment();
+  const MethodChannel channel = MethodChannel('easy_upi_payment');
+
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  tearDown(() {
+    channel.setMockMethodCallHandler(null);
+  });
+
+  group('startPayment with appropriate result', () {
+    setUp(() {
+      channel.setMockMethodCallHandler((MethodCall methodCall) async {
+        return fakeTransactionDetailsModel.toMap();
+      });
+    });
+
+    test('startPayment', () async {
+      expect(await platform.startPayment(fakeEasyUpiPaymentModel), fakeTransactionDetailsModel);
+    });
+  });
+
+  group('startPayment with exception', () {
+    final platformException = PlatformException(code: EasyUpiPaymentExceptionType.failedException.toString());
+    setUp(() {
+      channel.setMockMethodCallHandler((MethodCall methodCall) async {
+        return platformException;
+      });
+    });
+
+    test('startPayment', () async {
+      expect(
+        () => platform.startPayment(fakeEasyUpiPaymentModel),
+        throwsA(isA<EasyUpiPaymentException>()),
+      );
+    });
+  });
 }
diff --git a/test/easy_upi_payment_test.dart b/test/easy_upi_payment_test.dart
@@ -1,29 +1,28 @@
-// import 'package:flutter_test/flutter_test.dart';
-// import 'package:easy_upi_payment/easy_upi_payment.dart';
-// import 'package:easy_upi_payment/easy_upi_payment_platform_interface.dart';
-// import 'package:easy_upi_payment/easy_upi_payment_method_channel.dart';
-// import 'package:plugin_platform_interface/plugin_platform_interface.dart';
-//
-// class MockEasyUpiPaymentPlatform
-//     with MockPlatformInterfaceMixin
-//     implements EasyUpiPaymentPlatform {
-//
-//   @override
-//   Future<String?> getPlatformVersion() => Future.value('42');
-// }
-//
-// void main() {
-//   final EasyUpiPaymentPlatform initialPlatform = EasyUpiPaymentPlatform.instance;
-//
-//   test('$MethodChannelEasyUpiPayment is the default instance', () {
-//     expect(initialPlatform, isInstanceOf<MethodChannelEasyUpiPayment>());
-//   });
-//
-//   test('getPlatformVersion', () async {
-//     EasyUpiPayment easyUpiPaymentPlugin = EasyUpiPayment();
-//     MockEasyUpiPaymentPlatform fakePlatform = MockEasyUpiPaymentPlatform();
-//     EasyUpiPaymentPlatform.instance = fakePlatform;
-//
-//     expect(await easyUpiPaymentPlugin.getPlatformVersion(), '42');
-//   });
-// }
+import 'package:easy_upi_payment/easy_upi_payment.dart';
+import 'package:easy_upi_payment/src/easy_upi_payment_method_channel.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:plugin_platform_interface/plugin_platform_interface.dart';
+
+import 'fake_data.dart';
+
+class MockEasyUpiPaymentPlatform with MockPlatformInterfaceMixin implements EasyUpiPaymentPlatform {
+  @override
+  Future<TransactionDetailModel?> startPayment(EasyUpiPaymentModel easyUpiPaymentModel) {
+    return Future.value(fakeTransactionDetailsModel);
+  }
+}
+
+void main() {
+  final EasyUpiPaymentPlatform initialPlatform = EasyUpiPaymentPlatform.instance;
+
+  test('$MethodChannelEasyUpiPayment is the default instance', () {
+    expect(initialPlatform, isInstanceOf<MethodChannelEasyUpiPayment>());
+  });
+
+  test('startPayment', () async {
+    final MockEasyUpiPaymentPlatform fakePlatform = MockEasyUpiPaymentPlatform();
+    EasyUpiPaymentPlatform.instance = fakePlatform;
+
+    expect(await fakePlatform.startPayment(fakeEasyUpiPaymentModel), fakeTransactionDetailsModel);
+  });
+}
diff --git a/test/fake_data.dart b/test/fake_data.dart
@@ -0,0 +1,16 @@
+import 'package:easy_upi_payment/easy_upi_payment.dart';
+
+const fakeTransactionDetailsModel = TransactionDetailModel(
+  transactionId: 'transactionId',
+  responseCode: 'responseCode',
+  approvalRefNo: 'approvalRefNo',
+  transactionRefId: 'transactionRefId',
+  amount: 'amount',
+);
+
+const fakeEasyUpiPaymentModel = EasyUpiPaymentModel(
+  payeeVpa: 'payeeVpa',
+  payeeName: 'payeeName',
+  amount: 10.0,
+  description: 'description',
+);