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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/non262/syntax/escaped-strict-reserved-words-and-yield.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/syntax/escaped-strict-reserved-words-and-yield.js | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/js/src/tests/non262/syntax/escaped-strict-reserved-words-and-yield.js b/js/src/tests/non262/syntax/escaped-strict-reserved-words-and-yield.js new file mode 100644 index 0000000000..9d683bd975 --- /dev/null +++ b/js/src/tests/non262/syntax/escaped-strict-reserved-words-and-yield.js @@ -0,0 +1,105 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +const testCases = [ + // Label identifier. + id => `${id}: ;`, + + // Binding identifier. + id => `var ${id};`, + id => `let ${id};`, + id => `const ${id} = 0;`, + + // Binding identifier in binding pattern. + id => `var [${id}] = [];`, + id => `var [${id} = 0] = [];`, + id => `var [...${id}] = [];`, + id => `var {a: ${id}} = {};`, + id => `var {${id}} = {};`, + id => `var {${id} = 0} = {};`, + + id => `let [${id}] = [];`, + id => `let [${id} = 0] = [];`, + id => `let [...${id}] = [];`, + id => `let {a: ${id}} = {};`, + id => `let {${id}} = {};`, + id => `let {${id} = 0} = {};`, + + id => `const [${id}] = [];`, + id => `const [${id} = 0] = [];`, + id => `const [...${id}] = [];`, + id => `const {a: ${id}} = {};`, + id => `const {${id}} = {};`, + id => `const {${id} = 0} = {};`, + + // Identifier reference. + id => `void ${id};`, +]; + +const strictReservedWords = [ + "implements", + "interface", + "package", + "private", + "protected", + "public", +]; + +function escapeWord(s) { + return "\\u00" + s.charCodeAt(0).toString(16) + s.substring(1); +} + +for (let strictReservedWordOrYield of [...strictReservedWords, "yield"]) { + let escapedStrictReservedWordOrYield = escapeWord(strictReservedWordOrYield); + + for (let testCase of testCases) { + eval(testCase(strictReservedWordOrYield)); + eval(testCase(escapedStrictReservedWordOrYield)); + + assertThrowsInstanceOf(() => eval(String.raw` + "use strict"; + ${testCase(strictReservedWordOrYield)} + `), SyntaxError); + + assertThrowsInstanceOf(() => eval(String.raw` + "use strict"; + ${testCase(escapedStrictReservedWordOrYield)} + `), SyntaxError); + } +} + +// |yield| is always a keyword in generator functions. +for (let testCase of testCases) { + let yield = "yield"; + let escapedYield = escapeWord("yield"); + + assertThrowsInstanceOf(() => eval(String.raw` + function* g() { + ${testCase(yield)} + } + `), SyntaxError); + + assertThrowsInstanceOf(() => eval(String.raw` + function* g() { + ${testCase(escapedYield)} + } + `), SyntaxError); + + assertThrowsInstanceOf(() => eval(String.raw` + "use strict"; + function* g() { + ${testCase(yield)} + } + `), SyntaxError); + + assertThrowsInstanceOf(() => eval(String.raw` + "use strict"; + function* g() { + ${testCase(escapedYield)} + } + `), SyntaxError); +} + +if (typeof reportCompare === "function") + reportCompare(0, 0, "ok"); |