import 'package:flutter_test/flutter_test.dart';
import 'package:halkyon_ui/halkyon_ui.dart';
import 'package:material_ui/material_ui.dart';

import '../support/test_app.dart';

void main() {
  testWidgets('the explanation stays hidden until the question mark is '
      'tapped, then shows under its title and closes again', (tester) async {
    await tester.pumpWidget(
      testApp(
        const Scaffold(
          body: HelpButton('How sources are cited.', title: 'Citation style'),
        ),
      ),
    );
    expect(find.text('How sources are cited.'), findsNothing);
    expect(find.byTooltip("What's this?"), findsOneWidget);

    await tester.tap(find.byType(HelpButton));
    await tester.pumpAndSettle();
    expect(find.text('Citation style'), findsOneWidget);
    expect(find.text('How sources are cited.'), findsOneWidget);

    await tester.tap(find.text('OK'));
    await tester.pumpAndSettle();
    expect(find.text('How sources are cited.'), findsNothing);
  });
}