src/v8/test/webkit/object-literal-direct-put.js

// Copyright 2013 the V8 project authors. All rights reserved.
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description("This test ensures that properties on an object literal are put directly onto the created object, and don't call setters in the prototype chain.");

shouldBeTrue("({a:true}).a");
shouldBeTrue("({__proto__: {a:false}, a:true}).a");
shouldBeTrue("({__proto__: {set a(v) {throw 'Should not call setter'; }}, a:true}).a");
shouldBeTrue("({__proto__: {get a() {throw 'Should not reach getter'; }}, a:true}).a");
shouldBeTrue("({__proto__: {get a() {throw 'Should not reach getter'; }, b:true}, a:true}).b");

shouldBeTrue("({__proto__: {__proto__: {a:false}}, a:true}).a");
shouldBeTrue("({__proto__: {__proto__: {set a(v) {throw 'Should not call setter'; }}}, a:true}).a");
shouldBeTrue("({__proto__: {__proto__: {get a() {throw 'Should not reach getter'; }}}, a:true}).a");
shouldBeTrue("({__proto__: {__proto__: {get a() {throw 'Should not reach getter'; }, b:true}}, a:true}).b");