Robert Nystrom
c9d54c12f6
Change-Id: I3c5cfbc1bc5e41d2ef1598427067dea00f9f42b4 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/425403 Reviewed-by: Lasse Nielsen <lrn@google.com> Commit-Queue: Lasse Nielsen <lrn@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
49 lines
1.6 KiB
Dart
49 lines
1.6 KiB
Dart
// Copyright (c) 2016, 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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main() {
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var expect = new String.fromCharCodes([
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0,
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0x0a,
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0x0d,
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0x7f,
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0xff,
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0xffff,
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0xd800,
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0xdc00,
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0xdbff,
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0xdfff,
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]);
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test(string) {
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Expect.equals(expect, string);
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}
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// Plain escapes of code points.
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test("\x00\x0a\x0d\x7f\xff\uffff\u{10000}\u{10ffff}");
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test("""\x00\x0a\x0d\x7f\xff\uffff\u{10000}\u{10ffff}""");
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test('\x00\x0a\x0d\x7f\xff\uffff\u{10000}\u{10ffff}');
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test('''\x00\x0a\x0d\x7f\xff\uffff\u{10000}\u{10ffff}''');
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// Plain escapes of individual code units.
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test("\x00\x0a\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff");
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test("""\x00\x0a\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff""");
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test('\x00\x0a\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff');
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test('''\x00\x0a\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff''');
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// Insert newline into multiline string.
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test("""\x00
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\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff""");
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test('''\x00
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\x0d\x7f\xff\uffff\ud800\udc00\udbff\udfff''');
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// Extract code points from multi-character escape string.
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test(
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"\x00\x0a\x0d\x7f\xff\uffff"
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"${"\u{10000}"[0]}${"\u{10000}"[1]}"
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"${"\u{10FFFF}"[0]}${"\u{10FFFF}"[1]}",
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);
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test("\x00\x0a\x0d\x7f\xff\uffff" + "\ud800" + "\udc00\udbff" + "\udfff");
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// Single line string over multiple lines with newlines inside interpolation.
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test("\x00\x0a\x0d\x7f\xff${""}\uffff\ud800\udc00\udbff\udfff");
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}
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