From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../rest-parameter-function-length.js | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 js/src/tests/non262/destructuring/rest-parameter-function-length.js (limited to 'js/src/tests/non262/destructuring/rest-parameter-function-length.js') diff --git a/js/src/tests/non262/destructuring/rest-parameter-function-length.js b/js/src/tests/non262/destructuring/rest-parameter-function-length.js new file mode 100644 index 0000000000..5924e799ad --- /dev/null +++ b/js/src/tests/non262/destructuring/rest-parameter-function-length.js @@ -0,0 +1,41 @@ +/* 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/. */ + +// Ensure function length is set correctly when a destructuring rest parameter +// is present. + +assertEq(function(...[]) {}.length, 0); +assertEq(function(...[a]) {}.length, 0); +assertEq(function(...[a = 0]) {}.length, 0); +assertEq(function(...{}) {}.length, 0); +assertEq(function(...{p: a}) {}.length, 0); +assertEq(function(...{p: a = 0}) {}.length, 0); +assertEq(function(...{a = 0}) {}.length, 0); + +assertEq(function(x, ...[]) {}.length, 1); +assertEq(function(x, ...[a]) {}.length, 1); +assertEq(function(x, ...[a = 0]) {}.length, 1); +assertEq(function(x, ...{}) {}.length, 1); +assertEq(function(x, ...{p: a}) {}.length, 1); +assertEq(function(x, ...{p: a = 0}) {}.length, 1); +assertEq(function(x, ...{a = 0}) {}.length, 1); + +assertEq(function(x, y, ...[]) {}.length, 2); +assertEq(function(x, y, ...[a]) {}.length, 2); +assertEq(function(x, y, ...[a = 0]) {}.length, 2); +assertEq(function(x, y, ...{}) {}.length, 2); +assertEq(function(x, y, ...{p: a}) {}.length, 2); +assertEq(function(x, y, ...{p: a = 0}) {}.length, 2); +assertEq(function(x, y, ...{a = 0}) {}.length, 2); + +assertEq(function(x, y = 0, ...[]) {}.length, 1); +assertEq(function(x, y = 0, ...[a]) {}.length, 1); +assertEq(function(x, y = 0, ...[a = 0]) {}.length, 1); +assertEq(function(x, y = 0, ...{}) {}.length, 1); +assertEq(function(x, y = 0, ...{p: a}) {}.length, 1); +assertEq(function(x, y = 0, ...{p: a = 0}) {}.length, 1); +assertEq(function(x, y = 0, ...{a = 0}) {}.length, 1); + +if (typeof reportCompare === "function") + reportCompare(0, 0); -- cgit v1.2.3