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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/literals/regexp/u-null-character-escape.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/literals/regexp/u-null-character-escape.js')
-rw-r--r-- | js/src/tests/test262/language/literals/regexp/u-null-character-escape.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/literals/regexp/u-null-character-escape.js b/js/src/tests/test262/language/literals/regexp/u-null-character-escape.js new file mode 100644 index 0000000000..4abd046000 --- /dev/null +++ b/js/src/tests/test262/language/literals/regexp/u-null-character-escape.js @@ -0,0 +1,27 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: prod-CharacterEscape +description: > + Null character escape is permitted in Unicode patterns. +info: | + CharacterEscape[U] :: + ControlEscape + c ControlLetter + 0 [lookahead ∉ DecimalDigit] + HexEscapeSequence + RegExpUnicodeEscapeSequence[?U] + IdentityEscape[?U] + + DecimalDigit :: one of + 0 1 2 3 4 5 6 7 8 9 +---*/ + +var nullChar = String.fromCharCode(0); +assert.sameValue(/\0/u.exec(nullChar)[0], nullChar); +assert(/^\0a$/u.test('\0a')); +assert.sameValue('\x00②'.match(/\0②/u)[0], '\x00②'); +assert.sameValue('\u0000፬'.search(/\0፬$/u), 0); + +reportCompare(0, 0); |