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1 /* |
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2 * Any copyright is dedicated to the Public Domain. |
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3 * http://creativecommons.org/licenses/publicdomain/ |
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4 */ |
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5 |
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6 /* Object.freeze */ |
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7 |
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8 function getme() { return 42; }; |
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9 function setme(x) { }; |
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10 |
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11 var properties = { all: { value:1, writable:true, configurable:true, enumerable: true }, |
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12 readOnly: { value:2, writable:false, configurable:true, enumerable: true }, |
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13 nonConfig: { value:3, writable:true, configurable:false, enumerable: true }, |
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14 none: { value:4, writable:false, configurable:false, enumerable: true }, |
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15 getter: { get: getme, configurable:false, enumerable: true }, |
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16 setter: { set: setme, configurable:false, enumerable: true }, |
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17 getandset: { get: getme, set: setme, configurable:false, enumerable: true } |
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18 }; |
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19 var o = Object.defineProperties({}, properties); |
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20 |
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21 Object.freeze(o); |
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22 |
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23 function getPropertyOf(obj) { |
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24 return function (prop) { |
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25 return Object.getOwnPropertyDescriptor(obj, prop); |
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26 }; |
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27 }; |
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28 |
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29 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'all'), |
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30 { value: 1, writable:false, enumerable:true, configurable:false }), |
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31 true); |
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32 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'readOnly'), |
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33 { value: 2, writable:false, enumerable:true, configurable:false }), |
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34 true); |
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35 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'nonConfig'), |
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36 { value: 3, writable:false, enumerable:true, configurable:false }), |
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37 true); |
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38 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'none'), |
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39 { value: 4, writable:false, enumerable:true, configurable:false }), |
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40 true); |
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41 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'getter'), |
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42 { get: getme, set: (void 0), enumerable:true, configurable:false }), |
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43 true); |
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44 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'setter'), |
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45 { set: setme, get: (void 0), enumerable:true, configurable:false }), |
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46 true); |
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47 assertEq(deepEqual(Object.getOwnPropertyDescriptor(o, 'getandset'), |
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48 { get: getme, set: setme, enumerable:true, configurable:false }), |
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49 true); |
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50 |
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51 reportCompare(true, true); |