test: integration_test 30% coverage on examples

example/integration_test/01_simple_text_test.dart

@@ -0,0 +1,65 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:integration_test/integration_test.dart';
+
+import 'package:app/01_simple_text_sample/main.dart' as example01;
+import 'package:app/02_object_apply_sample/main.dart' as example02;
+import 'package:app/03_depend_observable_sample/main.dart' as example03;
+
+void main() {
+  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
+
+  testWidgets('simple text', (tester) async {
+    example01.main();
+    await tester.pumpAndSettle();
+
+    expect(find.text(''), findsNWidgets(2));
+    expect(find.text('0'), findsOneWidget);
+
+    await tester.tap(find.text('0'));
+    await tester.pumpAndSettle(); // Trigger a frame.
+
+    expect(find.text('a'), findsNWidgets(2));
+    expect(find.text('1'), findsOneWidget);
+
+    await tester.tap(find.text('1'));
+    await tester.pumpAndSettle(); // Trigger a frame.
+
+    expect(find.text('aa'), findsNWidgets(2));
+    expect(find.text('2'), findsOneWidget);
+  });
+
+  testWidgets('object apply', (tester) async {
+    example02.main();
+    await tester.pumpAndSettle();
+
+    expect(find.text('Ali is 24 years old.'), findsOneWidget);
+
+    await tester.tap(find.text('Ali is 24 years old.'));
+    await tester.pumpAndSettle(); // Trigger a frame.
+
+    expect(find.text('Ali is 25 years old.'), findsOneWidget);
+  });
+
+
+  testWidgets('bmi', (tester) async {
+    example03.main();
+    await tester.pumpAndSettle();
+    var initResult = tester.allWidgets.whereType<Text>().last.data!;
+
+    await tester.tap(find.byType(Slider).first);
+    await tester.pumpAndSettle(); // Trigger a frame.
+
+    await tester.tap(find.byType(Slider).last);
+    await tester.pumpAndSettle(); // Trigger a frame.
+
+    var weight = tester.allWidgets.whereType<Slider>().first.value;
+    var height = tester.allWidgets.whereType<Slider>().last.value;
+    var result = tester.allWidgets.whereType<Text>().last.data!;
+
+    var bmi = weight/ ((height/ 100) * (height / 100));
+
+    expect(result.contains("$bmi"), true);
+    expect(initResult != result, true);
+  });
+}

example/lib/02_object_apply_sample/main.dart

@@ -1,22 +1,6 @@
 import 'package:app/02_object_apply_sample/object_apply_sample.dart';
 import 'package:flutter/material.dart';
 
-class Human {
-  String name;
-  int age;
-  Human(this.name, this.age);
-
-  @override
-  String toString() {
-    return "$name is $age years old.";
-  }
-
-  @override
-  int get hashCode => (name.hashCode) * age.hashCode;
-
-  @override
-  bool operator ==(Object other) => hashCode == other.hashCode;
-}
 
 void main() {
   runApp(const MyApp());

example/lib/02_object_apply_sample/object_apply_sample.dart

@@ -1,4 +1,3 @@
-import 'package:app/02_object_apply_sample/main.dart';
 import 'package:flutter/material.dart';
 import 'package:telescope/telescope.dart';
 
@@ -11,7 +10,7 @@ class ObjectApplySampleLayout extends StatefulWidget {
 }
 
 class ObjectApplySampleLayoutState extends State<ObjectApplySampleLayout> {
-  var human = Telescope<Human>(Human("Ali", 23));
+  var human = Telescope<Human>(Human("Ali", 24));
 
   @override
   Widget build(BuildContext context) {
@@ -36,3 +35,19 @@ class ObjectApplySampleLayoutState extends State<ObjectApplySampleLayout> {
         )));
   }
 }
+class Human {
+  String name;
+  int age;
+  Human(this.name, this.age);
+
+  @override
+  String toString() {
+    return "$name is $age years old.";
+  }
+
+  @override
+  int get hashCode => (name.hashCode) * age.hashCode;
+
+  @override
+  bool operator ==(Object other) => hashCode == other.hashCode;
+}

example/lib/03_depend_observable_sample/depends_on_sample.dart

@@ -40,44 +40,44 @@ class DependObservableSampleLayoutState
         type: MaterialType.transparency,
         child: SafeArea(
             child: Container(
-          color: Colors.white,
-          child: Column(
-            children: [
-              const SizedBox(height: 20),
-              Text(
-                "Weight(kg):",
-                style: style,
+              color: Colors.white,
+              child: Column(
+                children: [
+                  const SizedBox(height: 20),
+                  Text(
+                    "Weight(kg):",
+                    style: style,
+                  ),
+                  Slider(
+                      value: weight.watch(this).toDouble(),
+                      min: 1,
+                      max: 200,
+                      label: weight.watch(this).round().toString(),
+                      onChanged: (double value) {
+                        weight.value = value.toInt();
+                      }),
+                  Text(
+                    "Height(cm):",
+                    style: style,
+                  ),
+                  Slider(
+                      value: height.watch(this).toDouble(),
+                      min: 1,
+                      max: 200,
+                      label: height.watch(this).round().toString(),
+                      onChanged: (double value) {
+                        height.value = value.toInt();
+                      }),
+                  Text(
+                    "Result:",
+                    style: style,
+                  ),
+                  Text(
+                    showingText.watch(this),
+                    style: style,
+                  ),
+                ],
               ),
-              Slider(
-                  value: weight.watch(this).toDouble(),
-                  min: 1,
-                  max: 200,
-                  label: weight.watch(this).round().toString(),
-                  onChanged: (double value) {
-                    weight.value = value.toInt();
-                  }),
-              Text(
-                "Height(cm):",
-                style: style,
-              ),
-              Slider(
-                  value: height.watch(this).toDouble(),
-                  min: 1,
-                  max: 200,
-                  label: height.watch(this).round().toString(),
-                  onChanged: (double value) {
-                    height.value = value.toInt();
-                  }),
-              Text(
-                "Result:",
-                style: style,
-              ),
-              Text(
-                showingText.watch(this),
-                style: style,
-              ),
-            ],
-          ),
-        )));
+            )));
   }
 }

example/pubspec.lock

@@ -1,6 +1,13 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.11"
   async:
     dependency: transitive
     description:
@@ -43,6 +50,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.16.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -70,12 +84,17 @@ packages:
       name: file
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.1.4"
+    version: "6.1.2"
   flutter:
     dependency: "direct main"
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_driver:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -93,6 +112,16 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  fuchsia_remote_debug_protocol:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  integration_test:
+    dependency: "direct dev"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
   js:
     dependency: transitive
     description:
@@ -266,6 +295,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.0"
+  sync_http:
+    dependency: transitive
+    description:
+      name: sync_http
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.0"
   telescope:
     dependency: "direct main"
     description:
@@ -287,13 +323,34 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.4.9"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.2"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "8.2.2"
+  webdriver:
+    dependency: transitive
+    description:
+      name: webdriver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.0"
   win32:
     dependency: transitive
     description: