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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/language/arguments-object/cls-expr-private-gen-meth-args-trailing-comma-single-args.js | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/arguments-object/cls-expr-private-gen-meth-args-trailing-comma-single-args.js b/js/src/tests/test262/language/arguments-object/cls-expr-private-gen-meth-args-trailing-comma-single-args.js new file mode 100644 index 0000000000..386cc3cdbd --- /dev/null +++ b/js/src/tests/test262/language/arguments-object/cls-expr-private-gen-meth-args-trailing-comma-single-args.js @@ -0,0 +1,51 @@ +// This file was procedurally generated from the following sources: +// - src/arguments/args-trailing-comma-single-args.case +// - src/arguments/default/cls-expr-private-gen-meth.template +/*--- +description: A trailing comma should not increase the arguments.length, using a single arg (class expression private generator method) +esid: sec-argument-lists-runtime-semantics-argumentlistevaluation +features: [generators, class, class-methods-private] +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; +var C = class { + * #method() { + assert.sameValue(arguments.length, 1); + assert.sameValue(arguments[0], 42); + callCount = callCount + 1; + } + + get method() { + return this.#method; + } +}; + +new C().method(42,).next(); + +assert.sameValue(callCount, 1, 'method invoked exactly once'); + +reportCompare(0, 0); |