From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../func-expr-args-trailing-comma-undefined.js | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 js/src/tests/test262/language/arguments-object/func-expr-args-trailing-comma-undefined.js (limited to 'js/src/tests/test262/language/arguments-object/func-expr-args-trailing-comma-undefined.js') diff --git a/js/src/tests/test262/language/arguments-object/func-expr-args-trailing-comma-undefined.js b/js/src/tests/test262/language/arguments-object/func-expr-args-trailing-comma-undefined.js new file mode 100644 index 0000000000..125da8af4d --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/func-expr-args-trailing-comma-undefined.js @@ -0,0 +1,46 @@ +// This file was procedurally generated from the following sources: +// - src/arguments/args-trailing-comma-undefined.case +// - src/arguments/default/func-expr.template +/*--- +description: A trailing comma after undefined should not increase the arguments.length (function expression) +esid: sec-arguments-exotic-objects +flags: [generated] +info: | + 9.4.4 Arguments Exotic Objects + + Most ECMAScript functions make an arguments object available to their code. Depending upon the + characteristics of the function definition, its arguments object is either an ordinary object + or an arguments exotic object. + + Trailing comma in the arguments list + + Left-Hand-Side Expressions + + Arguments : + ( ) + ( ArgumentList ) + ( ArgumentList , ) + + ArgumentList : + AssignmentExpression + ... AssignmentExpression + ArgumentList , AssignmentExpression + ArgumentList , ... AssignmentExpression +---*/ + + +var callCount = 0; +// Stores a reference `ref` for case evaluation +var ref; +ref = function() { + assert.sameValue(arguments.length, 2); + assert.sameValue(arguments[0], 42); + assert.sameValue(arguments[1], undefined); + callCount = callCount + 1; +}; + +ref(42, undefined,); + +assert.sameValue(callCount, 1, 'function invoked exactly once'); + +reportCompare(0, 0); -- cgit v1.2.3