TF-2893 Write unit test for application_manager

2024-07-23 13:36:33 +07:00
parent 8b7ac1f039
commit 439d40af86
4 changed files with 417 additions and 2 deletions
@@ -0,0 +1,131 @@
+import 'package:core/utils/application_manager.dart';
+import 'package:core/utils/platform_info.dart';
+import 'package:device_info_plus/device_info_plus.dart';
+import 'package:fk_user_agent/fk_user_agent.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/annotations.dart';
+import 'package:mockito/mockito.dart';
+
+import 'application_manager_test.mocks.dart';
+
+@GenerateNiceMocks([
+  MockSpec<DeviceInfoPlugin>()
+])
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  late MockDeviceInfoPlugin mockDeviceInfoPlugin;
+  late ApplicationManager applicationManager;
+
+  setUp(() {
+    mockDeviceInfoPlugin = MockDeviceInfoPlugin();
+    applicationManager = ApplicationManager(mockDeviceInfoPlugin);
+  });
+
+  group('ApplicationManager::getUserAgent test', () {
+    test('WHEN platform is Web THEN getUserAgent should be return user agent for web', () async {
+      const webUserAgent = 'User-Agent-Twake-Mail-Web';
+
+      PlatformInfo.isTestingForWeb = true;
+
+      when(mockDeviceInfoPlugin.webBrowserInfo)
+          .thenAnswer((_) async => WebBrowserInfo(
+                userAgent: webUserAgent,
+                appCodeName: '',
+                appName: '',
+                appVersion: '',
+                deviceMemory: null,
+                language: '',
+                languages: [],
+                platform: '',
+                product: '',
+                productSub: '',
+                vendor: '',
+                vendorSub: '',
+                maxTouchPoints: null,
+                hardwareConcurrency: null,
+              ));
+
+      final userAgent = await applicationManager.getUserAgent();
+
+      expect(userAgent, webUserAgent);
+
+      PlatformInfo.isTestingForWeb = false;
+    });
+
+    test('WHEN platform is Android THEN getUserAgent should be return user agent for Android', () async {
+      debugDefaultTargetPlatformOverride = TargetPlatform.android;
+
+      const androidUserAgent = 'User-Agent-Twake-Mail-Android';
+
+      TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
+        const MethodChannel('fk_user_agent'),
+        (message) async {
+          if (message.method == 'getProperties') {
+            return {
+              'userAgent': androidUserAgent
+            };
+          }
+          return null;
+        }
+      );
+
+      await FkUserAgent.init();
+
+      final userAgent = await applicationManager.getUserAgent();
+
+      expect(userAgent, androidUserAgent);
+
+      debugDefaultTargetPlatformOverride = null;
+      FkUserAgent.release();
+      TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
+        const MethodChannel('fk_user_agent'),
+        null);
+    });
+
+    test('WHEN platform is Web\n'
+        'AND mockDeviceInfoPlugin.webBrowserInfo throw exception\n'
+        'THEN getUserAgent should be return empty string',
+    () async {
+      PlatformInfo.isTestingForWeb = true;
+
+      when(mockDeviceInfoPlugin.webBrowserInfo).thenThrow(Exception('Failed to get web browser info'));
+
+      final userAgent = await applicationManager.getUserAgent();
+
+      expect(userAgent, '');
+
+      PlatformInfo.isTestingForWeb = false;
+    });
+
+    test('WHEN platform is Android\n'
+        'AND FkUserAgent.userAgent return empty string\n'
+        'THEN getUserAgent should be return empty string',
+    () async {
+      debugDefaultTargetPlatformOverride = TargetPlatform.android;
+      TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
+        const MethodChannel('fk_user_agent'),
+        (message) async {
+          if (message.method == 'getProperties') {
+            return {};
+          }
+          return null;
+        }
+      );
+
+      await FkUserAgent.init();
+
+      final userAgent = await applicationManager.getUserAgent();
+
+      expect(userAgent, '');
+
+      debugDefaultTargetPlatformOverride = null;
+      FkUserAgent.release();
+      TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(
+        const MethodChannel('fk_user_agent'),
+        null);
+    });
+  });
+}