blob: 4a994b115fb80742b4f078ec9a61362d81e7afb9 [file] [log] [blame]
// Copyright (c) 2013, 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
import "package:expect/expect.dart";
import 'dart:convert';
final TESTS = [
[5, '5'],
[-42, '-42'],
[3.14, '3.14'],
[true, 'true'],
[false, 'false'],
[null, 'null'],
['quote"or\'', '"quote\\"or\'"'],
['', '""'],
[[], "[]"],
[
[3, -4.5, true, "hi", false],
'[3,-4.5,true,"hi",false]'
],
[
[null],
"[null]"
],
[
[
[null]
],
"[[null]]"
],
[
[
[3]
],
"[[3]]"
],
[{}, "{}"],
[
{"x": 3, "y": 4.5, "z": "hi", "u": true, "v": false},
'{"x":3,"y":4.5,"z":"hi","u":true,"v":false}'
],
[
{"x": null},
'{"x":null}'
],
[
{"x": {}},
'{"x":{}}'
],
// Note that -0.0 won't be treated the same in JS. The Json spec seems to
// allow it, though.
[
{"hi there": 499, "'": -0.0},
'{"hi there":499,"\'":-0.0}'
],
[r'\foo', r'"\\foo"'],
];
class MyStringConversionSink extends StringConversionSinkBase {
var buffer = new StringBuffer();
var callback;
MyStringConversionSink(this.callback);
addSlice(str, start, end, bool isLast) {
buffer.write(str.substring(start, end));
if (isLast) close();
}
close() {
callback(buffer.toString());
}
}
String encode(Object o) {
var result;
ChunkedConversionSink<String> stringSink =
new MyStringConversionSink((x) => result = x);
var objectSink = new JsonEncoder().startChunkedConversion(stringSink);
objectSink.add(o);
objectSink.close();
return result;
}
String encode2(Object o) {
var result;
var encoder = new JsonEncoder();
ChunkedConversionSink<String> stringSink =
new StringConversionSink.withCallback((x) => result = x);
var objectSink = encoder.startChunkedConversion(stringSink);
objectSink.add(o);
objectSink.close();
return result;
}
main() {
for (var test in TESTS) {
var o = test[0];
var expected = test[1];
Expect.equals(expected, encode(o));
Expect.equals(expected, encode2(o));
}
}