// Copyright 2014 The Flutter Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // @dart = 2.8 import 'dart:async'; import 'dart:io'; import 'package:flutter/widgets.dart'; import 'package:flutter_test/flutter_test.dart'; import '../flutter_test_alternative.dart' show Fake; import '../painting/image_data.dart'; void main() { final MockHttpClient client = MockHttpClient(); testWidgets('Headers', (WidgetTester tester) async { HttpOverrides.runZoned<Future<void>>(() async { await tester.pumpWidget(Image.network( 'https://www.example.com/images/frame.png', headers: const <String, String>{'flutter': 'flutter'}, )); expect(MockHttpHeaders.headers['flutter'], <String>['flutter']); }, createHttpClient: (SecurityContext _) { return client; }); }, skip: isBrowser); // https://github.com/flutter/flutter/issues/57187 } class MockHttpClient extends Fake implements HttpClient { @override Future<HttpClientRequest> getUrl(Uri url) async { return MockHttpClientRequest(); } @override bool autoUncompress = false; } class MockHttpClientRequest extends Fake implements HttpClientRequest { @override final MockHttpHeaders headers = MockHttpHeaders(); @override Future<HttpClientResponse> close() async { return MockHttpClientResponse(); } } class MockHttpClientResponse extends Fake implements HttpClientResponse { @override int get contentLength => kTransparentImage.length; @override int get statusCode => HttpStatus.ok; @override HttpClientResponseCompressionState get compressionState => HttpClientResponseCompressionState.decompressed; @override StreamSubscription<List<int>> listen(void Function(List<int> event) onData, {Function onError, void Function() onDone, bool cancelOnError}) { return Stream<List<int>>.fromIterable(<List<int>>[kTransparentImage]).listen( onData, onDone: onDone, onError: onError, cancelOnError: cancelOnError, ); } } class MockHttpHeaders extends Fake implements HttpHeaders { static final Map<String, List<String>> headers = <String, List<String>>{}; @override void add(String key, Object value, { bool preserveHeaderCase = false }) { headers[key] ??= <String>[]; headers[key].add(value.toString()); } }