cpd_2022_energy/test/widget_test.dart

// This is a basic Flutter widget test.
//
// To perform an interaction with a widget in your test, use the WidgetTester
// utility in the flutter_test package. For example, you can send tap and scroll
// gestures. You can also use WidgetTester to find child widgets in the widget
// tree, read text, and verify that the values of widget properties are correct.

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:energy/main.dart';

void main() {
  group('Widgets Test', () {
    testWidgets('Test title', (tester) async {
      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: Scaffold(appBar: AppBar(title: const Text('Energy App')))));
      await tester.pump();
      // Expect to find the item on screen.
      expect(find.text('Energy App'), findsOneWidget);

    });

    testWidgets('Test find ChangeNotifierProvider with a specific key', (tester) async {
      // find widget
      final altitudeChange = find.byKey(const ValueKey("ChangeNotifierProvider"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ChangeNotifierProvider")), findsOneWidget);

    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final altitudeChange = find.byKey(const ValueKey("AltitudeChange"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.enterText(altitudeChange, "600");
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.text("600"), findsOneWidget);

    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final velocityChange = find.byKey(const ValueKey("VelocityChange"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.enterText(velocityChange, "900");
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.text("900"), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final weightValue = find.byKey(const ValueKey("WeightValue"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.enterText(weightValue, "1000");
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.text("1000"), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final buttonEnergyInJoule = find.byKey(const ValueKey("ButtonEnergyInJoule"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.press(buttonEnergyInJoule);
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ButtonEnergyInJoule")), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final buttonPotentialEnergy = find.byKey(const ValueKey("ButtonPotentialEnergy"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.press(buttonPotentialEnergy);
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ButtonPotentialEnergy")), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final buttonKineticEnergy = find.byKey(const ValueKey("ButtonKineticEnergy"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.press(buttonKineticEnergy);
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ButtonKineticEnergy")), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final buttonLiterWater = find.byKey(const ValueKey("ButtonLiterWater"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.press(buttonLiterWater);
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ButtonLiterWater")), findsOneWidget);
    });

    testWidgets('Test find a widget with a specific key', (tester) async {
      // find widget
      final buttonKilogrammWater = find.byKey(const ValueKey("ButtonKilogrammIron"));

      // execute the actual test
      await tester.pumpWidget(MaterialApp(home: EnergyHomePage()));
      await tester.press(buttonKilogrammWater);
      await tester.pump(); //rebuild your widget

      // Expect to find the item on screen.
      expect(find.byKey(const ValueKey("ButtonKilogrammIron")), findsOneWidget);
    });

  });
}