platform/test/cache_test.dart
2018-04-02 11:26:42 -04:00

102 lines
3.2 KiB
Dart

import 'dart:async';
import 'package:angel_cache/src/util.dart';
import 'package:angel_cache/angel_cache.dart';
import 'package:angel_framework/angel_framework.dart';
import 'package:angel_test/angel_test.dart';
import 'package:http/http.dart' as http;
import 'package:glob/glob.dart';
import 'package:test/test.dart';
main() async {
group('no timeout', () {
TestClient client;
DateTime lastModified;
http.Response response1, response2;
setUp(() async {
var app = new Angel();
var cache = new ResponseCache()
..patterns.addAll([
new Glob('/*.txt'),
]);
app.use(cache.handleRequest);
app.get(
'/date.txt',
(ResponseContext res) =>
res.write(new DateTime.now().toIso8601String()));
app.addRoute('PURGE', '*', (RequestContext req) {
cache.purge(req.uri.path);
print('Purged ${req.uri.path}');
});
app.responseFinalizers.add(cache.responseFinalizer);
var oldHandler = app.errorHandler;
app.errorHandler = (e, req, res) {
if (e.error == null) return oldHandler(e, req, res);
return Zone.current.handleUncaughtError(e.error, e.stackTrace);
};
client = await connectTo(app);
response1 = await client.get('/date.txt');
response2 = await client.get('/date.txt');
lastModified = fmt.parse(response2.headers['last-modified']);
print('Response 1 status: ${response1.statusCode}');
print('Response 2 status: ${response2.statusCode}');
print('Response 1 body: ${response1.body}');
print('Response 2 body: ${response2.body}');
print('Response 1 headers: ${response1.headers}');
print('Response 2 headers: ${response2.headers}');
});
tearDown(() => client.close());
test('saves content', () async {
expect(response1.body, response2.body);
});
test('saves headers', () async {
response1.headers.forEach((k, v) {
expect(response2.headers, containsPair(k, v));
});
});
test('first response is normal', () {
expect(response1.statusCode, 200);
});
test('sends last-modified', () {
expect(response2.headers.keys, contains('last-modified'));
});
test('invalidate', () async {
await client.sendUnstreamed('PURGE', '/date.txt', {});
var response = await client.get('/date.txt');
print('Response after invalidation: ${response.body}');
expect(response.body, isNot(response1.body));
});
test('sends 304 on if-modified-since', () async {
var headers = {'if-modified-since': formatDateForHttp(lastModified)};
var response = await client.get('/date.txt', headers: headers);
print('Sending headers: $headers');
print('Response (${response.statusCode}): ${response.headers}');
expect(response.statusCode, 304);
});
test('last-modified in the past', () async {
var response = await client.get('/date.txt', headers: {
'if-modified-since':
formatDateForHttp(lastModified.subtract(const Duration(days: 10)))
});
print('Response: ${response.body}');
expect(response.statusCode, 200);
expect(response.body, isNot(response1.body));
});
});
group('with timeout', () {});
}