Flutter测试与调试 #

void main() {
  test('add test', () {
    expect(add(1, 2), equals(3));
  });
}

group('Calculator', () {
  test('add', () {
    expect(add(1, 2), 3);
  });
  
  test('subtract', () {
    expect(subtract(3, 1), 2);
  });
});

void main() {
  testWidgets('MyWidget test', (WidgetTester tester) async {
    await tester.pumpWidget(MyWidget());
    
    expect(find.text('Hello'), findsOneWidget);
    
    await tester.tap(find.byType(ElevatedButton));
    await tester.pump();
    
    expect(find.text('Clicked'), findsOneWidget);
  });
}

debugPrint('Debug message');

flutter pub global activate devtools
flutter pub global run devtools