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Diffstat (limited to 'js/src/tests/test262/language/statements/class/elements/computed-name-toprimitive.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/elements/computed-name-toprimitive.js | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/elements/computed-name-toprimitive.js b/js/src/tests/test262/language/statements/class/elements/computed-name-toprimitive.js new file mode 100644 index 0000000000..684907a32d --- /dev/null +++ b/js/src/tests/test262/language/statements/class/elements/computed-name-toprimitive.js @@ -0,0 +1,120 @@ +// This file was procedurally generated from the following sources: +// - src/class-elements/computed-name-toprimitive.case +// - src/class-elements/default/cls-decl.template +/*--- +description: ToPrimitive evaluation in the ComputedPropertyName (field definitions in a class declaration) +esid: prod-FieldDefinition +features: [class-fields-public, computed-property-names, Symbol.toPrimitive, class] +flags: [generated] +includes: [propertyHelper.js] +info: | + Runtime Semantics: ClassDefinitionEvaluation + + ... + 27. For each ClassElement e in order from elements + a. If IsStatic of me is false, then + i. Let fields be the result of performing ClassElementEvaluation for e with arguments proto and false. + b. Else, + i. Let fields be the result of performing ClassElementEvaluation for e with arguments F and false. + c. If fields is an abrupt completion, then + i. Set the running execution context's LexicalEnvironment to lex. + ii. Set the running execution context's PrivateNameEnvironment to outerPrivateEnvironment. + iii. Return Completion(status). + ... + + Runtime Semantics: ClassElementEvaluation + + ClassElement: FieldDefinition; + Return ClassFieldDefinitionEvaluation of FieldDefinition with parameter false and object. + + Runtime Semantics: ClassFieldDefinitionEvaluation + With parameters isStatic and homeObject. + + 1. Let fieldName be the result of evaluating ClassElementName. + 2. ReturnIfAbrupt(fieldName). + ... + + Runtime Semantics: Evaluation + ComputedPropertyName: [ AssignmentExpression ] + + 1. Let exprValue be the result of evaluating AssignmentExpression. + 2. Let propName be ? GetValue(exprValue). + 3. Return ? ToPropertyKey(propName). + +---*/ +var err = function() { throw new Test262Error(); }; +var obj1 = { + [Symbol.toPrimitive]: function() { return "d"; }, + toString: err, + valueOf: err +}; + +var obj2 = { + toString: function() { return "e"; }, + valueOf: err +}; + +var obj3 = { + toString: undefined, + valueOf: function() { return "f"; } +}; + + + +class C { + [obj1] = 42; + [obj2] = 43; + [obj3] = 44; +} + +var c = new C(); + +assert( + !Object.prototype.hasOwnProperty.call(C.prototype, "d"), + "d doesn't appear as an own property on C prototype" +); +assert( + !Object.prototype.hasOwnProperty.call(C, "d"), + "d doesn't appear as an own property on C constructor" +); + +verifyProperty(c, "d", { + value: 42, + enumerable: true, + writable: true, + configurable: true +}); + +assert( + !Object.prototype.hasOwnProperty.call(C.prototype, "e"), + "e doesn't appear as an own property on C prototype" +); +assert( + !Object.prototype.hasOwnProperty.call(C, "e"), + "e doesn't appear as an own property on C constructor" +); + +verifyProperty(c, "e", { + value: 43, + enumerable: true, + writable: true, + configurable: true +}); + +assert( + !Object.prototype.hasOwnProperty.call(C.prototype, "f"), + "f doesn't appear as an own property on C prototype" +); +assert(! + Object.prototype.hasOwnProperty.call(C, "f"), + "f doesn't appear as an own property on C constructor" +); + +verifyProperty(c, "f", { + value: 44, + enumerable: true, + writable: true, + configurable: true +}); + +reportCompare(0, 0); |