Lasse R.H. Nielsen
0b58c4bd10
Retain the old values. Reapply of https://dart-review.googlesource.com/c/sdk/+/20680 with fixes for VM method fingerprints. Change-Id: Ie14e7ccc3194d5561983348e6b6752728913ff4d Reviewed-on: https://dart-review.googlesource.com/20664 Reviewed-by: Erik Ernst <eernst@google.com> Commit-Queue: Lasse R.H. Nielsen <lrn@google.com>
56 lines
2.2 KiB
Dart
56 lines
2.2 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:convert';
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import 'unicode_tests.dart';
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List<int> encode(String str) => new Utf8Encoder().convert(str);
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List<int> encode2(String str) => utf8.encode(str);
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void main() {
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for (var test in UNICODE_TESTS) {
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List<int> bytes = test[0];
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String string = test[1];
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Expect.listEquals(bytes, encode(string));
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Expect.listEquals(bytes, encode2(string));
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}
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testEncodeSlice();
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}
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void testEncodeSlice() {
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var encoder = utf8.encoder;
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String ascii = "ABCDE";
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Expect.listEquals([0x41, 0x42, 0x43, 0x44, 0x45], encoder.convert(ascii));
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Expect.listEquals([0x41, 0x42, 0x43, 0x44, 0x45], encoder.convert(ascii, 0));
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Expect
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.listEquals([0x41, 0x42, 0x43, 0x44, 0x45], encoder.convert(ascii, 0, 5));
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Expect.listEquals([0x42, 0x43, 0x44, 0x45], encoder.convert(ascii, 1));
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Expect.listEquals([0x41, 0x42, 0x43, 0x44], encoder.convert(ascii, 0, 4));
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Expect.listEquals([0x42, 0x43, 0x44], encoder.convert(ascii, 1, 4));
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Expect.throws(() => encoder.convert(ascii, -1)); // start < 0.
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Expect.throws(() => encoder.convert(ascii, 6)); // start > length
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Expect.throws(() => encoder.convert(ascii, 0, -1)); // end < 0
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Expect.throws(() => encoder.convert(ascii, 0, 6)); // end > length
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Expect.throws(() => encoder.convert(ascii, 3, 2)); // end < start
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var unicode = "\u0081\u0082\u1041\u{10101}";
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Expect.listEquals(
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[0xc2, 0x81, 0xc2, 0x82, 0xe1, 0x81, 0x81, 0xf0, 0x90, 0x84, 0x81],
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encoder.convert(unicode));
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Expect.listEquals(
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[0xc2, 0x81, 0xc2, 0x82, 0xe1, 0x81, 0x81, 0xf0, 0x90, 0x84, 0x81],
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encoder.convert(unicode, 0, unicode.length));
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Expect.listEquals([0xc2, 0x82, 0xe1, 0x81, 0x81, 0xf0, 0x90, 0x84, 0x81],
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encoder.convert(unicode, 1));
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Expect.listEquals(
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[0xc2, 0x82, 0xe1, 0x81, 0x81], encoder.convert(unicode, 1, 3));
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// Split in the middle of a surrogate pair.
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Expect.listEquals([0xc2, 0x82, 0xe1, 0x81, 0x81, 0xed, 0xa0, 0x80],
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encoder.convert(unicode, 1, 4));
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}
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