share_plus_windows_test.dart

import 'package:flutter_test/flutter_test.dart';
import 'package:share_plus/src/share_plus_windows.dart';
import 'package:share_plus/src/windows_version_helper.dart';
import 'package:share_plus_platform_interface/method_channel/method_channel_share.dart';
import 'package:share_plus_platform_interface/share_plus_platform_interface.dart';
import 'package:url_launcher_platform_interface/link.dart';
import 'package:url_launcher_platform_interface/url_launcher_platform_interface.dart';

void main() {
  test(
    'registered instance',
    () {
      SharePlusWindowsPlugin.registerWith();
      expect(SharePlatform.instance, isA<SharePlusWindowsPlugin>());
    },
    skip: VersionHelper.instance.isWindows10RS5OrGreater,
  );

  test(
    'registered instance',
    () {
      SharePlusWindowsPlugin.registerWith();
      expect(SharePlatform.instance, isA<MethodChannelShare>());
    },
    skip: !VersionHelper.instance.isWindows10RS5OrGreater,
  );

  // These tests are only valid on Windows versions lower than 10.0.17763.0.

  test(
    'url encoding is correct for &',
    () async {
      final mock = MockUrlLauncherPlatform();
      UrlLauncherPlatform.instance = mock;

      await SharePlusWindowsPlugin().share('foo&bar', subject: 'bar&foo');

      expect(mock.url, 'mailto:?subject=bar%26foo&body=foo%26bar');
    },
    skip: VersionHelper.instance.isWindows10RS5OrGreater,
  );

  // see https://github.com/dart-lang/sdk/issues/43838#issuecomment-823551891
  test(
    'url encoding is correct for spaces',
    () async {
      final mock = MockUrlLauncherPlatform();
      UrlLauncherPlatform.instance = mock;

      await SharePlusWindowsPlugin().share('foo bar', subject: 'bar foo');

      expect(mock.url, 'mailto:?subject=bar%20foo&body=foo%20bar');
    },
    skip: VersionHelper.instance.isWindows10RS5OrGreater,
  );

  test(
    'throws when url_launcher can\'t launch uri',
    () async {
      final mock = MockUrlLauncherPlatform();
      mock.canLaunchMockValue = false;
      UrlLauncherPlatform.instance = mock;

      expect(() async => await SharePlusWindowsPlugin().share('foo bar'),
          throwsException);
    },
    skip: VersionHelper.instance.isWindows10RS5OrGreater,
  );
}

class MockUrlLauncherPlatform extends UrlLauncherPlatform {
  String? url;
  bool canLaunchMockValue = true;

  @override
  LinkDelegate? get linkDelegate => throw UnimplementedError();

  @override
  Future<bool> canLaunch(String url) async {
    return canLaunchMockValue;
  }

  @override
  Future<bool> launch(
    String url, {
    required bool useSafariVC,
    required bool useWebView,
    required bool enableJavaScript,
    required bool enableDomStorage,
    required bool universalLinksOnly,
    required Map<String, String> headers,
    String? webOnlyWindowName,
  }) async {
    this.url = url;
    return true;
  }
}