floitsch@google.com
1866e87ddd
R=kustermann@google.com Review URL: https://codereview.chromium.org//23701010 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@26918 260f80e4-7a28-3924-810f-c04153c831b5
78 lines
2.1 KiB
Dart
78 lines
2.1 KiB
Dart
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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import 'dart:async';
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import 'dart:convert';
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import "package:async_helper/async_helper.dart";
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final TESTS = [
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[ 5, '5' ],
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[ -42, '-42' ],
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[ 3.14, '3.14' ],
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[ true, 'true' ],
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[ false, 'false' ],
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[ null, 'null' ],
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[ 'quote"or\'', '"quote\\"or\'"' ],
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[ '', '""' ],
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[ [], "[]" ],
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[ [3, -4.5, true, "hi", false], '[3,-4.5,true,"hi",false]' ],
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[ [null], "[null]" ],
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[ [[null]], "[[null]]" ],
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[ [[3]], "[[3]]" ],
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[ {}, "{}" ],
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[ { "x": 3, "y": 4.5, "z": "hi", "u": true, "v": false },
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'{"x":3,"y":4.5,"z":"hi","u":true,"v":false}' ],
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[ { "x": null }, '{"x":null}' ],
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[ { "x": {} }, '{"x":{}}' ],
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// Note that -0.0 won't be treated the same in JS. The Json spec seems to
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// allow it, though.
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[ { "hi there": 499, "'":-0.0 }, '{"hi there":499,"\'":-0.0}' ],
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[ r'\foo', r'"\\foo"' ],
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];
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Stream<String> encode(Object o) {
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var encoder = new JsonEncoder();
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StreamController controller;
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controller = new StreamController(onListen: () {
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controller.add(o);
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controller.close();
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});
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return controller.stream.transform(encoder);
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}
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void testNoPause(String expected, Object o) {
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asyncStart();
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Stream stream = encode(o);
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stream.toList().then((list) {
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StringBuffer buffer = new StringBuffer();
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buffer.writeAll(list);
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Expect.stringEquals(expected, buffer.toString());
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asyncEnd();
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});
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}
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void testWithPause(String expected, Object o) {
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asyncStart();
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Stream stream = encode(o);
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StringBuffer buffer = new StringBuffer();
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var sub;
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sub = stream.listen((x) {
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buffer.write(x);
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sub.pause(new Future.delayed(Duration.ZERO));
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}, onDone: () {
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Expect.stringEquals(expected, buffer.toString());
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asyncEnd();
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});
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}
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void main() {
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for (var test in TESTS) {
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var o = test[0];
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var expected = test[1];
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testNoPause(expected, o);
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testWithPause(expected, o);
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}
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}
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