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// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
library XHRTest;
import 'dart:async';
import 'dart:convert';
import 'dart:html';
import 'dart:typed_data';
import 'package:async_helper/async_minitest.dart';
import 'package:async_helper/async_helper.dart';
// Cache blocker is a workaround for:
// https://code.google.com/p/dart/issues/detail?id=11834
var cacheBlocker = new DateTime.now().millisecondsSinceEpoch;
var url = '/root_dart/tests/lib_2/html/xhr_cross_origin_data.txt?'
'cacheBlock=$cacheBlocker';
void validate200Response(xhr) {
expect(xhr.status, 200);
var data = json.decode(xhr.responseText);
expect(data.containsKey('feed'), isTrue);
expect(data['feed'].containsKey('entry'), isTrue);
expect(data, isMap);
}
void validate404(xhr) {
expect(xhr.status, 404);
// We cannot say much about xhr.responseText, most HTTP servers will
// include an HTML page explaining the error to a human.
String responseText = xhr.responseText;
expect(responseText, isNotNull);
}
Future testXhrNoFile() async {
HttpRequest xhr = new HttpRequest();
xhr.open("GET", "NonExistingFile", async: true);
var completer = new Completer<void>();
xhr.onReadyStateChange.listen((event) {
if (!completer.isCompleted && xhr.readyState == HttpRequest.DONE) {
completer.complete();
validate404(xhr);
}
});
xhr.send();
await completer;
}
Future testXhrFile() async {
var loadEndCalled = false;
var xhr = new HttpRequest();
xhr.open('GET', url, async: true);
var completer = new Completer<void>();
xhr.onReadyStateChange.listen((e) {
if (!completer.isCompleted && xhr.readyState == HttpRequest.DONE) {
completer.complete();
validate200Response(xhr);
Timer.run(expectAsync(() {
expect(loadEndCalled, HttpRequest.supportsLoadEndEvent);
}));
}
});
xhr.onLoadEnd.listen((ProgressEvent e) {
loadEndCalled = true;
});
xhr.send();
await completer;
}
Future testRequestNoFile() async {
try {
await HttpRequest.request('NonExistingFile');
fail('Request should not have succeeded.');
} catch (error) {
HttpRequest xhr = error.target;
expect(xhr.readyState, HttpRequest.DONE);
validate404(xhr);
}
}
Future testRequestFile() async {
var xhr = await HttpRequest.request(url);
expect(xhr.readyState, HttpRequest.DONE);
validate200Response(xhr);
}
Future testRequestOnProgress() async {
var progressCalled = false;
var xhr = await HttpRequest.request(url, onProgress: (_) {
progressCalled = true;
});
expect(xhr.readyState, HttpRequest.DONE);
expect(progressCalled, HttpRequest.supportsProgressEvent);
validate200Response(xhr);
}
Future testRequestWithCredentialsNoFile() async {
try {
await HttpRequest.request('NonExistingFile', withCredentials: true);
fail('Request should not have succeeded.');
} catch (error) {
HttpRequest xhr = error.target;
expect(xhr.readyState, HttpRequest.DONE);
validate404(xhr);
}
}
Future testRequestWithCredentialsFile() async {
try {
HttpRequest xhr = await HttpRequest.request(url, withCredentials: true);
expect(xhr.readyState, HttpRequest.DONE);
validate200Response(xhr);
} catch (_) {
fail('Request should succeed.');
}
}
Future testGetStringFile() => HttpRequest.getString(url);
Future testGetStringNoFile() async {
try {
await HttpRequest.getString('NonExistingFile');
fail('Succeeded for non-existing file.');
} catch (error) {
HttpRequest xhr = error.target;
expect(xhr.readyState, HttpRequest.DONE);
validate404(xhr);
}
}
Future testRequestResponseTypeArrayBuffer() async {
if (Platform.supportsTypedData) {
var xhr = await HttpRequest.request(url,
responseType: 'arraybuffer',
requestHeaders: {'Content-Type': 'text/xml'});
expect(xhr.status, 200);
var byteBuffer = xhr.response;
expect(byteBuffer, isInstanceOf<ByteBuffer>());
expect(byteBuffer, isNotNull);
}
}
Future testOverrideMimeType() async {
bool gotError = false;
try {
await HttpRequest.request(url, mimeType: 'application/binary');
} catch (_) {
gotError = true;
}
expect(gotError, !HttpRequest.supportsOverrideMimeType);
}
Future testXhrUpload() async {
if (Platform.supportsTypedData) {
var xhr = new HttpRequest();
var progressCalled = false;
xhr.upload.onProgress.listen((e) {
progressCalled = true;
});
xhr.open(
'POST', '${window.location.protocol}//${window.location.host}/echo');
// 10MB of payload data w/ a bit of data to make sure it
// doesn't get compressed to nil.
var data = new Uint8List(1 * 1024 * 1024);
for (var i = 0; i < data.length; ++i) {
data[i] = i & 0xFF;
}
xhr.send(new Uint8List.view(data.buffer));
await xhr.onLoad.first;
expect(progressCalled, isTrue, reason: 'onProgress should be fired');
}
}
Future testXhrPostFormData() async {
var data = {'name': 'John', 'time': '2 pm'};
var parts = [];
for (var key in data.keys) {
parts.add('${Uri.encodeQueryComponent(key)}='
'${Uri.encodeQueryComponent(data[key])}');
}
var encodedData = parts.join('&');
var xhr = await HttpRequest.postFormData(
'${window.location.protocol}//${window.location.host}/echo', data);
expect(xhr.responseText, encodedData);
}
Future testRequestResponseTypeBlob() async {
if (Platform.supportsTypedData) {
var xhr = await HttpRequest.request(url, responseType: 'blob');
expect(xhr.status, 200);
var blob = xhr.response;
expect(blob is Blob, isTrue);
expect(blob, isNotNull);
}
}
Future testResponseTypeJson() async {
var url = '${window.location.protocol}//${window.location.host}/echo';
var data = {
'key': 'value',
'a': 'b',
'one': 2,
};
var xhr = await HttpRequest.request(url,
method: 'POST', sendData: json.encode(data), responseType: 'json');
expect(xhr.status, 200);
var jsonResponse = xhr.response;
expect(jsonResponse, data);
}
Future testResponseHeaders() async {
var xhr = await HttpRequest.request(url);
var contentTypeHeader = xhr.responseHeaders['content-type'];
expect(contentTypeHeader, isNotNull);
// Should be like: 'text/plain; charset=utf-8'
expect(contentTypeHeader.contains('text/plain'), isTrue);
expect(contentTypeHeader.contains('charset=utf-8'), isTrue);
}
main() {
test('supportsProgressEvent', () {
expect(HttpRequest.supportsProgressEvent, isTrue);
});
test('supportsOnLoadEnd', () {
expect(HttpRequest.supportsLoadEndEvent, isTrue);
});
test('supportsOverrideMimeType', () {
expect(HttpRequest.supportsOverrideMimeType, isTrue);
});
asyncTest(() async {
await testXhrNoFile();
await testXhrFile();
await testRequestNoFile();
await testRequestFile();
await testRequestOnProgress();
await testRequestWithCredentialsNoFile();
await testRequestWithCredentialsFile();
await testGetStringFile();
await testGetStringNoFile();
await testRequestResponseTypeArrayBuffer();
await testOverrideMimeType();
await testXhrUpload();
await testXhrPostFormData();
await testRequestResponseTypeBlob();
await testResponseTypeJson();
await testResponseHeaders();
});
}