moxxy/test/helpers/xmpp.dart

142 lines
3.6 KiB
Dart

import 'dart:async';
import 'package:moxxyv2/xmpp/managers/base.dart';
import 'package:moxxyv2/xmpp/negotiators/negotiator.dart';
import 'package:moxxyv2/xmpp/socket.dart';
import 'package:moxxyv2/xmpp/stringxml.dart';
import 'package:test/test.dart';
import 'xml.dart';
T? getNegotiatorNullStub<T extends XmppFeatureNegotiatorBase>(String id) {
return null;
}
T? getManagerNullStub<T extends XmppManagerBase>(String id) {
return null;
}
abstract class ExpectationBase {
ExpectationBase(this.expectation, this.response);
final String expectation;
final String response;
/// Return true if [input] matches the expectation
bool matches(String input);
}
/// Literally compare the input with the expectation
class StringExpectation extends ExpectationBase {
StringExpectation(String expectation, String response) : super(expectation, response);
@override
bool matches(String input) => input == expectation;
}
///
class StanzaExpectation extends ExpectationBase {
StanzaExpectation(String expectation, String response, {this.ignoreId = false, this.adjustId = false }) : super(expectation, response);
final bool ignoreId;
final bool adjustId;
@override
bool matches(String input) {
final ex = XMLNode.fromString(expectation);
final recv = XMLNode.fromString(expectation);
return compareXMLNodes(recv, ex, ignoreId: ignoreId);
}
}
class StubTCPSocket extends BaseSocketWrapper { // Request -> Response(s)
StubTCPSocket({ required List<ExpectationBase> play })
: _play = play,
_dataStream = StreamController<String>.broadcast(),
_eventStream = StreamController<XmppSocketEvent>.broadcast();
int _state = 0;
final StreamController<String> _dataStream;
final StreamController<XmppSocketEvent> _eventStream;
final List<ExpectationBase> _play;
String? lastId;
@override
bool isSecure() => true;
@override
Future<bool> secure(String domain) async => true;
@override
Future<bool> connect(String domain, { String? host, int? port }) async => true;
@override
Stream<String> getDataStream() => _dataStream.stream.asBroadcastStream();
@override
Stream<XmppSocketEvent> getEventStream() => _eventStream.stream.asBroadcastStream();
/// Let the "connection" receive [data].
void injectRawXml(String data) {
print('<== $data');
_dataStream.add(data);
}
@override
void write(Object? object, { String? redact }) {
var str = object as String;
// ignore: avoid_print
print('==> $str');
if (_state >= _play.length) {
_state++;
return;
}
final expectation = _play[_state];
// TODO: Implement an XML matcher
if (str.startsWith("<?xml version='1.0'?>")) {
str = str.substring(21);
}
if (str.endsWith('</stream:stream>')) {
str = str.substring(0, str.length - 16);
}
if (!expectation.matches(str)) {
expect(true, false, reason: 'Expected ${expectation.expectation}, got $str');
}
// Make sure to only progress if everything passed so far
_state++;
var response = expectation.response;
if (expectation is StanzaExpectation) {
final inputNode = XMLNode.fromString(str);
lastId = inputNode.attributes['id'];
if (expectation.adjustId) {
final outputNode = XMLNode.fromString(response);
outputNode.attributes['id'] = inputNode.attributes['id']!;
response = outputNode.toXml();
}
}
print("<== $response");
_dataStream.add(response);
}
@override
void close() {}
int getState() => _state;
void resetState() => _state = 0;
@override
bool whitespacePingAllowed() => true;
@override
bool managesKeepalives() => false;
}