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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/arguments-object/cls-decl-meth-static-args-trailing-comma-undefined.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/arguments-object/cls-decl-meth-static-args-trailing-comma-undefined.js b/js/src/tests/test262/language/arguments-object/cls-decl-meth-static-args-trailing-comma-undefined.js new file mode 100644 index 0000000000..100cd25594 --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/cls-decl-meth-static-args-trailing-comma-undefined.js @@ -0,0 +1,49 @@ +// This file was procedurally generated from the following sources: +// - src/arguments/args-trailing-comma-undefined.case +// - src/arguments/default/cls-decl-meth-static.template +/*--- +description: A trailing comma after undefined should not increase the arguments.length (static class declaration method) +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; +class C { + static method() { + assert.sameValue(arguments.length, 2); + assert.sameValue(arguments[0], 42); + assert.sameValue(arguments[1], undefined); + callCount = callCount + 1; + } +} + +C.method(42, undefined,); + +// Stores a reference `ref` for case evaluation +var ref = C.method; + +assert.sameValue(callCount, 1, 'method invoked exactly once'); + +reportCompare(0, 0); |