platform/test/streaming_test.dart
2018-06-08 03:06:26 -04:00

106 lines
3 KiB
Dart

import 'dart:async';
import 'dart:io' show stderr;
import 'package:angel_framework/angel_framework.dart';
import 'package:dart2_constant/convert.dart';
import 'package:dart2_constant/io.dart';
import 'package:logging/logging.dart';
import 'package:mock_request/mock_request.dart';
import 'package:test/test.dart';
import 'encoders_buffer_test.dart' show encodingTests;
main() {
Angel app;
AngelHttp http;
setUp(() {
app = new Angel();
http = new AngelHttp(app);
app.logger = new Logger('streaming_test')
..onRecord.listen((rec) {
print(rec);
if (rec.stackTrace != null) print(rec.stackTrace);
});
app.injectEncoders(
{
'deflate': zlib.encoder,
'gzip': gzip.encoder,
},
);
app.get('/hello', (res) {
new Stream<List<int>>.fromIterable(['Hello, world!'.codeUnits]).pipe(res);
});
app.get('/write', (res) async {
await res.addStream(
new Stream<List<int>>.fromIterable(['Hello, world!'.codeUnits]));
res.write('bye');
await res.close();
});
app.get('/multiple', (res) async {
await res.addStream(
new Stream<List<int>>.fromIterable(['Hello, world!'.codeUnits]));
await res
.addStream(new Stream<List<int>>.fromIterable(['bye'.codeUnits]));
await res.close();
});
app.get('/overwrite', (res) async {
res.statusCode = 32;
await new Stream<List<int>>.fromIterable(['Hello, world!'.codeUnits])
.pipe(res);
try {
await new Stream<List<int>>.fromIterable(['Hello, world!'.codeUnits])
.pipe(res);
throw new Exception('Should throw on rewrite...');
} on StateError {
// Yay!!!
}
});
app.get('/error', (res) => res.addError(new StateError('wtf')));
app.errorHandler = (e, req, res) async {
stderr..writeln(e.error)..writeln(e.stackTrace);
};
});
tearDown(() => http.close());
_expectHelloBye(String path) async {
var rq = new MockHttpRequest('GET', Uri.parse(path))..close();
await http.handleRequest(rq);
var body = await rq.response.transform(utf8.decoder).join();
expect(body, 'Hello, world!bye');
}
test('write after addStream', () => _expectHelloBye('/write'));
test('multiple addStream', () => _expectHelloBye('/multiple'));
test('cannot write after close', () async {
var rq = new MockHttpRequest('GET', Uri.parse('/overwrite'))..close();
await http.handleRequest(rq);
var body = await rq.response.transform(utf8.decoder).join();
if (rq.response.statusCode != 32)
throw 'overwrite should throw error; response: $body';
});
test('res => addError', () async {
try {
var rq = new MockHttpRequest('GET', Uri.parse('/error'))..close();
await http.handleRequest(rq);
var body = await rq.response.transform(utf8.decoder).join();
throw 'addError should throw error; response: $body';
} on StateError {
// Should throw error...
}
});
encodingTests(() => app);
}