import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:im_webview_app/config/app_config.dart';
import 'package:im_webview_app/main.dart';

void main() {
  test('creates the WebView shell app widget', () {
    expect(
      const ImWebViewApp(shellBranding: ShellBranding.fallback),
      isA<Widget>(),
    );
  });

  test('loads the configured H5 root URL with shell launch params', () {
    const logo = 'data:image/png;base64,abc+/=';

    final uri = Uri.parse(
      AppConfig.homeUrl(appName: 'Shell Test', appLogo: logo),
    );

    expect(uri.scheme, 'https');
    expect(uri.host, 'h5-im.imharry.work');
    expect(uri.path, '/');
    expect(uri.queryParameters['flutter_shell'], '1');
    expect(uri.queryParameters.containsKey('shell_app_name'), isFalse);
    expect(uri.queryParameters.containsKey('shell_app_logo'), isFalse);
    expect(uri.queryParameters['shell_cache_bust'], isNotEmpty);
    expect(uri.toString(), isNot(contains('%25')));
    expect(Uri.splitQueryString(uri.fragment).containsKey('shell_app_logo'),
        isFalse);
  });

  test('refreshes an H5 route URL without adding branding to the URL', () {
    final uri = Uri.parse(
      AppConfig.withFreshShellParams(
        'https://h5-im.imharry.work/login?from=runtime&shell_app_name=Old'
        '#shell_app_logo=old',
      ),
    );

    expect(uri.path, '/login');
    expect(uri.queryParameters['from'], 'runtime');
    expect(uri.queryParameters['flutter_shell'], '1');
    expect(uri.queryParameters.containsKey('shell_app_name'), isFalse);
    expect(uri.queryParameters.containsKey('shell_app_logo'), isFalse);
    expect(uri.queryParameters['shell_cache_bust'], isNotEmpty);
    expect(Uri.splitQueryString(uri.fragment).containsKey('shell_app_logo'),
        isFalse);
  });
}