diff options
author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
---|---|---|
committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip |
Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js')
-rw-r--r-- | js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js b/js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js new file mode 100644 index 000000000..283dee314 --- /dev/null +++ b/js/src/tests/ecma_5/extensions/destructuring-for-inof-__proto__.js @@ -0,0 +1,85 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var gTestfile = 'destructuring-for-inof-__proto__.js'; +var BUGNUMBER = 963641; +var summary = + "__proto__ should work in destructuring patterns as the targets of " + + "for-in/for-of loops"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +function objectWithProtoProperty(v) +{ + var obj = {}; + return Object.defineProperty(obj, "__proto__", + { + enumerable: true, + configurable: true, + writable: true, + value: v + }); +} + +function* objectWithProtoGenerator(v) +{ + yield objectWithProtoProperty(v); +} + +function* identityGenerator(v) +{ + yield v; +} + +for (var { __proto__: target } of objectWithProtoGenerator(null)) + assertEq(target, null); + +for ({ __proto__: target } of objectWithProtoGenerator("aacchhorrt")) + assertEq(target, "aacchhorrt"); + +for ({ __proto__: target } of identityGenerator(42)) + assertEq(target, Number.prototype); + +for (var { __proto__: target } in { prop: "kneedle" }) + assertEq(target, String.prototype); + +for ({ __proto__: target } in { prop: "snork" }) + assertEq(target, String.prototype); + +for ({ __proto__: target } in { prop: "ohia" }) + assertEq(target, String.prototype); + +function nested() +{ + for (var { __proto__: target } of objectWithProtoGenerator(null)) + assertEq(target, null); + + for ({ __proto__: target } of objectWithProtoGenerator("aacchhorrt")) + assertEq(target, "aacchhorrt"); + + for ({ __proto__: target } of identityGenerator(42)) + assertEq(target, Number.prototype); + + for (var { __proto__: target } in { prop: "kneedle" }) + assertEq(target, String.prototype); + + for ({ __proto__: target } in { prop: "snork" }) + assertEq(target, String.prototype); + + for ({ __proto__: target } in { prop: "ohia" }) + assertEq(target, String.prototype); +} +nested(); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); |