diff options
Diffstat (limited to 'js/src/tests/ecma_7/Object/defineGetter-defineSetter.js')
-rw-r--r-- | js/src/tests/ecma_7/Object/defineGetter-defineSetter.js | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/js/src/tests/ecma_7/Object/defineGetter-defineSetter.js b/js/src/tests/ecma_7/Object/defineGetter-defineSetter.js new file mode 100644 index 000000000..b2bb21f67 --- /dev/null +++ b/js/src/tests/ecma_7/Object/defineGetter-defineSetter.js @@ -0,0 +1,92 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +let count = 0; +let verifyProxy = new Proxy({}, { + defineProperty(target, property, descriptor) { + assertEq(property, "x"); + + assertEq(descriptor.enumerable, true); + assertEq(descriptor.configurable, true); + + if ("set" in descriptor) + assertEq(descriptor.set, Object.prototype.__defineSetter__); + else + assertEq(descriptor.get, Object.prototype.__defineGetter__); + + assertEq(Object.keys(descriptor).length, 3); + + count++; + return true; + } +}); + +for (let define of [Object.prototype.__defineGetter__, Object.prototype.__defineSetter__]) { + // null/undefined |this| value + for (let thisv of [undefined, null]) + assertThrowsInstanceOf(() => define.call(thisv, "x", define), TypeError); + + // non-callable getter/setter + let nonCallable = [{}, [], new Proxy({}, {})]; + for (let value of nonCallable) + assertThrowsInstanceOf(() => define.call(verifyProxy, "x", value), TypeError); + + // ToPropertyKey + let key = { + [Symbol.toPrimitive](hint) { + assertEq(hint, "string"); + // Throws, because non-primitive is returned + return {}; + }, + valueOf() { throw "wrongly invoked"; }, + toString() { throw "wrongly invoked"; } + }; + assertThrowsInstanceOf(() => define.call(verifyProxy, key, define), TypeError); + + key = { + [Symbol.toPrimitive](hint) { + assertEq(hint, "string"); + return "x"; + }, + valueOf() { throw "wrongly invoked"; }, + toString() { throw "wrongly invoked"; } + } + define.call(verifyProxy, key, define); + + key = { + [Symbol.toPrimitive]: undefined, + + valueOf() { throw "wrongly invoked"; }, + toString() { return "x"; } + } + define.call(verifyProxy, key, define); + + // Bog standard call + define.call(verifyProxy, "x", define); + + let obj = {}; + define.call(obj, "x", define); + let descriptor = Object.getOwnPropertyDescriptor(obj, "x"); + + assertEq(descriptor.enumerable, true); + assertEq(descriptor.configurable, true); + + if (define == Object.prototype.__defineSetter__) { + assertEq(descriptor.get, undefined); + assertEq(descriptor.set, define); + } else { + assertEq(descriptor.get, define); + assertEq(descriptor.set, undefined); + } + + assertEq(Object.keys(descriptor).length, 4); + + +} + +// Number of calls that should succeed +assertEq(count, 6); + +reportCompare(0, 0); |