v8/test/mjsunit/harmony/object-literals-super.js
arv 9acfd4fe08 super is only allowed in methods, accessors and constructor
super() is only allowed in a class constructor.
super.p is allowed in methods, accessors and constructors.

The parser now checks the FunctionState to see what kind of function
we are currently inside.

BUG=v8:3330
LOG=N
R=dslomov@chromium.org, marja@chromium.org

Review URL: https://codereview.chromium.org/915563003

Cr-Commit-Position: refs/heads/master@{#26557}
2015-02-10 19:51:39 +00:00

134 lines
3.2 KiB
JavaScript

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-classes --allow-natives-syntax
(function TestHomeObject() {
var object = {
method() {
return super.method();
},
get getter() {
return super.getter;
},
set setter(v) {
super.setter = v;
},
get accessor() {
return super.accessor;
},
set accessor(v) {
super.accessor = v;
},
methodNoSuper() {},
get getterNoSuper() {},
set setterNoSuper(v) {},
get accessorNoSuper() {},
set accessorNoSuper(v) {},
propertyNoSuper: function() {},
propertyWithParenNoSuper: (function() {}),
propertyWithParensNoSuper: ((function() {}))
};
assertEquals(object, object.method[%HomeObjectSymbol()]);
var desc = Object.getOwnPropertyDescriptor(object, 'getter');
assertEquals(object, desc.get[%HomeObjectSymbol()]);
desc = Object.getOwnPropertyDescriptor(object, 'setter');
assertEquals(object, desc.set[%HomeObjectSymbol()]);
desc = Object.getOwnPropertyDescriptor(object, 'accessor');
assertEquals(object, desc.get[%HomeObjectSymbol()]);
assertEquals(object, desc.set[%HomeObjectSymbol()]);
assertEquals(undefined, object.methodNoSuper[%HomeObjectSymbol()]);
desc = Object.getOwnPropertyDescriptor(object, 'getterNoSuper');
assertEquals(undefined, desc.get[%HomeObjectSymbol()]);
desc = Object.getOwnPropertyDescriptor(object, 'setterNoSuper');
assertEquals(undefined, desc.set[%HomeObjectSymbol()]);
desc = Object.getOwnPropertyDescriptor(object, 'accessorNoSuper');
assertEquals(undefined, desc.get[%HomeObjectSymbol()]);
assertEquals(undefined, desc.set[%HomeObjectSymbol()]);
assertEquals(undefined, object.propertyNoSuper[%HomeObjectSymbol()]);
assertEquals(undefined, object.propertyWithParenNoSuper[%HomeObjectSymbol()]);
assertEquals(undefined,
object.propertyWithParensNoSuper[%HomeObjectSymbol()]);
})();
(function TestMethod() {
var object = {
__proto__: {
method(x) {
return 'proto' + x;
}
},
method(x) {
return super.method(x);
}
};
assertEquals('proto42', object.method(42));
})();
(function TestGetter() {
var object = {
__proto__: {
_x: 42,
get x() {
return 'proto' + this._x;
}
},
get x() {
return super.x;
}
};
assertEquals('proto42', object.x);
})();
(function TestSetter() {
var object = {
__proto__: {
_x: 0,
set x(v) {
return this._x = v;
}
},
set x(v) {
super.x = v;
}
};
assertEquals(1, object.x = 1);
assertEquals(1, object._x);
assertEquals(0, Object.getPrototypeOf(object)._x);
})();
(function TestOptimized() {
// Object literals without any accessors get optimized.
var object = {
method() {
return super.toString;
}
};
assertEquals(Object.prototype.toString, object.method());
})();
(function TestConciseGenerator() {
var o = {
__proto__: {
m() {
return 42;
}
},
*g() {
yield super.m();
},
};
assertEquals(42, o.g().next().value);
})();