// 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. import 'dart:async'; import 'dart:io'; import 'package:flutter/widgets.dart'; import 'package:flutter_test/flutter_test.dart'; import 'package:mockito/mockito.dart'; import '../painting/image_data.dart'; void main() { final MockHttpClient client = MockHttpClient(); final MockHttpClientRequest request = MockHttpClientRequest(); final MockHttpClientResponse response = MockHttpClientResponse(); final MockHttpHeaders headers = MockHttpHeaders(); 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'}, )); verify(headers.add('flutter', 'flutter')).called(1); }, createHttpClient: (SecurityContext _) { when(client.getUrl(any)).thenAnswer((_) => Future<HttpClientRequest>.value(request)); when(request.headers).thenReturn(headers); when(request.close()).thenAnswer((_) => Future<HttpClientResponse>.value(response)); when(response.contentLength).thenReturn(kTransparentImage.length); when(response.statusCode).thenReturn(HttpStatus.ok); when(response.listen(any)).thenAnswer((Invocation invocation) { final void Function(List<int>) onData = invocation.positionalArguments[0] as void Function(List<int>); final void Function() onDone = invocation.namedArguments[#onDone] as void Function(); final void Function(Object, [ StackTrace ]) onError = invocation.namedArguments[#onError] as void Function(Object, [ StackTrace ]); final bool cancelOnError = invocation.namedArguments[#cancelOnError] as bool; return Stream<List<int>>.fromIterable(<List<int>>[kTransparentImage]).listen(onData, onDone: onDone, onError: onError, cancelOnError: cancelOnError); }); return client; }); }, skip: isBrowser); } class MockHttpClient extends Mock implements HttpClient {} class MockHttpClientRequest extends Mock implements HttpClientRequest {} class MockHttpClientResponse extends Mock implements HttpClientResponse {} class MockHttpHeaders extends Mock implements HttpHeaders {}