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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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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/__proto__.js | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/tests/ecma_5/extensions/__proto__.js')
-rw-r--r-- | js/src/tests/ecma_5/extensions/__proto__.js | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/tests/ecma_5/extensions/__proto__.js b/js/src/tests/ecma_5/extensions/__proto__.js new file mode 100644 index 000000000..aa6d60876 --- /dev/null +++ b/js/src/tests/ecma_5/extensions/__proto__.js @@ -0,0 +1,53 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var gTestfile = '__proto__.js'; +var BUGNUMBER = 770344; +var summary = "__proto__ as accessor"; + +print(BUGNUMBER + ": " + summary); + +/************** + * BEGIN TEST * + **************/ + +var protoDesc = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__"); +assertEq(protoDesc !== null, true); +assertEq(typeof protoDesc, "object"); +assertEq(protoDesc.hasOwnProperty("get"), true); +assertEq(protoDesc.hasOwnProperty("set"), true); +assertEq(protoDesc.hasOwnProperty("enumerable"), true); +assertEq(protoDesc.hasOwnProperty("configurable"), true); +assertEq(protoDesc.hasOwnProperty("value"), false); +assertEq(protoDesc.hasOwnProperty("writable"), false); + +assertEq(protoDesc.configurable, true); +assertEq(protoDesc.enumerable, false); +assertEq(typeof protoDesc.get, "function", protoDesc.get + ""); +assertEq(typeof protoDesc.set, "function", protoDesc.set + ""); + +assertEq(delete Object.prototype.__proto__, true); +assertEq(Object.getOwnPropertyDescriptor(Object.prototype, "__proto__"), + undefined); + +var obj = {}; +obj.__proto__ = 5; +assertEq(Object.getPrototypeOf(obj), Object.prototype); +assertEq(obj.hasOwnProperty("__proto__"), true); + +var desc = Object.getOwnPropertyDescriptor(obj, "__proto__"); +assertEq(desc !== null, true); +assertEq(typeof desc, "object"); +assertEq(desc.value, 5); +assertEq(desc.writable, true); +assertEq(desc.enumerable, true); +assertEq(desc.configurable, true); + +/******************************************************************************/ + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); |