Initial Commit for PlaformChannel Sample App (#453)

platform_channels/test/home_page_test.dart

@@ -0,0 +1,19 @@
+// Copyright 2020 The Flutter team. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter/material.dart';
+import 'package:platform_channels/main.dart';
+
+void main() {
+  group('HomePage tests', () {
+    testWidgets('HomePage has multiple Text widgets', (tester) async {
+      await tester.pumpWidget(MaterialApp(
+        home: HomePage(),
+      ));
+
+      expect(find.byType(Text), findsWidgets);
+    });
+  });
+}