import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:kooltap/views/widgets/money_rain.dart';

void main() {
  testWidgets('money rain covers the screen for three seconds', (
    tester,
  ) async {
    await tester.pumpWidget(
      MaterialApp(
        home: Builder(
          builder: (context) => TextButton(
            onPressed: () => showMoneyRain(context),
            child: const Text('Pay'),
          ),
        ),
      ),
    );

    await tester.tap(find.text('Pay'));
    await tester.pump();
    expect(find.byType(IgnorePointer), findsWidgets);

    await tester.pump(const Duration(milliseconds: 1500));
    final painted = find.byWidgetPredicate(
      (widget) => widget is CustomPaint && widget.size == Size.infinite,
    );
    expect(painted, findsOneWidget);

    await tester.pump(const Duration(milliseconds: 1600));
    await tester.pump();
    expect(painted, findsNothing);
  });
}