Merge pull request #8 from sbis04/master

Added Splash Screen test & Tutorial Screen test

Author: thamaraiselvam

lib/screens/SplashScreen.dart

@@ -11,21 +11,32 @@ class SplashScreen extends StatefulWidget {
 }
 
 class _SplashScreenState extends State<SplashScreen> {
+
+  Timer _timer;
+
   void initState() {
     super.initState();
 
     loadData();
   }
+  
 
   Future<Timer> loadData() async {
-    return new Timer(Duration(seconds: 2), onDoneLoading);
+    _timer = new Timer(Duration(seconds: 2), onDoneLoading);
+    return _timer;
   }
 
   onDoneLoading() async {
     Navigator.of(context)
         .pushNamedAndRemoveUntil('/home', (Route<dynamic> route) => false);
   }
 
+  @override
+  void dispose() {
+    _timer.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(

test/splash_test.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+import '../lib/screens/SplashScreen.dart';
+
+void main() {
+  Widget makeTestableWidget({Widget child}) {
+    return MaterialApp(
+      home: child,
+    );
+  }
+
+  testWidgets('Splash screen test', (WidgetTester tester) async {
+    SplashScreen splashScreen = SplashScreen();
+
+    await tester.pumpWidget(makeTestableWidget(child: splashScreen));
+
+    expect(find.text('Numbers'), findsOneWidget);
+    print('Found the first text widget.');
+
+    print('\nSplash screen test successful.');
+  });
+}

test/tutorial_test.dart

@@ -0,0 +1,25 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:flutter/material.dart';
+
+import '../lib/screens/TurorialScreen.dart';
+
+//Match the target shown at the top by adding one or more number blocks.
+
+void main() {
+  Widget makeTestableWidget({Widget child}) {
+    return MaterialApp(
+      home: child,
+    );
+  }
+
+  testWidgets('Tutorial screen test', (WidgetTester tester) async {
+    TurorialScreen turorialScreen = TurorialScreen();
+
+    await tester.pumpWidget(makeTestableWidget(child: turorialScreen));
+
+    expect(find.text('Match the target shown at the top by adding one or more number blocks.'), findsOneWidget);
+    print('Found the text widget.');
+
+    print('\nTutorial screen test successful.');
+  });
+}