0.2.0 - Mid migration

This commit is contained in:
Daniel Mason 2022-04-25 14:47:15 +12:00
parent 139e6a915e
commit 7e38fdbd7d
42393 changed files with 5358157 additions and 62 deletions

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'use strict';
var implementation = require('../implementation');
var callBind = require('call-bind');
var test = require('tape');
var hasStrictMode = require('has-strict-mode')();
var runTests = require('./tests');
test('as a function', function (t) {
t.test('bad array/this value', { skip: !hasStrictMode }, function (st) {
/* eslint no-useless-call: 0 */
st['throws'](function () { implementation.call(undefined); }, TypeError, 'undefined is not an object');
st['throws'](function () { implementation.call(null); }, TypeError, 'null is not an object');
st.end();
});
runTests(callBind(implementation, Object), t);
t.end();
});

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'use strict';
var getDescriptors = require('../');
var test = require('tape');
var runTests = require('./tests');
test('as a function', function (t) {
t.test('bad object/this value', function (st) {
st['throws'](function () { return getDescriptors(undefined); }, TypeError, 'undefined is not an object');
st['throws'](function () { return getDescriptors(null); }, TypeError, 'null is not an object');
st.end();
});
runTests(getDescriptors, t);
t.end();
});

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'use strict';
require('../auto');
var getDescriptors = require('../');
var test = require('tape');
var defineProperties = require('define-properties');
var runTests = require('./tests');
var isEnumerable = Object.prototype.propertyIsEnumerable;
var functionsHaveNames = require('functions-have-names')();
test('shimmed', function (t) {
t.equal(Object.getOwnPropertyDescriptors.length, 1, 'Object.getOwnPropertyDescriptors has a length of 1');
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(Object.getOwnPropertyDescriptors.name, 'getOwnPropertyDescriptors', 'Object.getOwnPropertyDescriptors has name "getOwnPropertyDescriptors"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(Object, 'getOwnPropertyDescriptors'), 'Object.getOwnPropertyDescriptors is not enumerable');
et.end();
});
var supportsStrictMode = (function () { return typeof this === 'undefined'; }());
t.test('bad object/this value', { skip: !supportsStrictMode }, function (st) {
st['throws'](function () { return getDescriptors(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return getDescriptors(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
runTests(Object.getOwnPropertyDescriptors, t);
t.end();
});

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'use strict';
module.exports = function (getDescriptors, t) {
var enumDescriptor = {
configurable: true,
enumerable: false,
value: true,
writable: false
};
var writableDescriptor = {
configurable: true,
enumerable: true,
value: 42,
writable: true
};
t.test('works with Object.prototype poisoned setter', { skip: !Object.defineProperty }, function (st) {
var key = 'foo';
var obj = {};
obj[key] = 42;
var expected = {};
expected[key] = {
configurable: true,
enumerable: true,
value: 42,
writable: true
};
/* eslint-disable no-extend-native, accessor-pairs */
Object.defineProperty(Object.prototype, key, { configurable: true, set: function (v) { throw new Error(v); } });
/* eslint-enable no-extend-native, accessor-pairs */
var hasOwnNamesBug = false;
try {
Object.getOwnPropertyNames(obj);
} catch (e) {
// v8 in node 0.6 - 0.12 has a bug :-(
hasOwnNamesBug = true;
st.comment('SKIP: this engine has a bug with Object.getOwnPropertyNames: it can not handle a throwing setter on Object.prototype.');
}
if (!hasOwnNamesBug) {
st.doesNotThrow(function () {
var result = getDescriptors(obj);
st.deepEqual(result, expected, 'got expected descriptors');
});
}
delete Object.prototype[key];
st.end();
});
t.test('gets all expected non-Symbol descriptors', function (st) {
var obj = { normal: Infinity };
Object.defineProperty(obj, 'enumerable', enumDescriptor);
Object.defineProperty(obj, 'writable', writableDescriptor);
var descriptors = getDescriptors(obj);
st.deepEqual(descriptors, {
enumerable: enumDescriptor,
normal: {
configurable: true,
enumerable: true,
value: Infinity,
writable: true
},
writable: writableDescriptor
});
st.end();
});
var supportsSymbols = typeof Symbol === 'function' && typeof Symbol('foo') === 'symbol';
t.test('gets Symbol descriptors too', { skip: !supportsSymbols }, function (st) {
var symbol = Symbol('sym');
var symDescriptor = {
configurable: false,
enumerable: true,
value: [symbol],
writable: true
};
var obj = { normal: Infinity };
Object.defineProperty(obj, 'enumerable', enumDescriptor);
Object.defineProperty(obj, 'writable', writableDescriptor);
Object.defineProperty(obj, 'symbol', symDescriptor);
var descriptors = getDescriptors(obj);
st.deepEqual(descriptors, {
enumerable: enumDescriptor,
normal: {
configurable: true,
enumerable: true,
value: Infinity,
writable: true
},
symbol: symDescriptor,
writable: writableDescriptor
});
st.end();
});
/* global Proxy */
var supportsProxy = typeof Proxy === 'function';
t.test('Proxies that return an undefined descriptor', { skip: !supportsProxy }, function (st) {
var obj = { foo: true };
var fooDescriptor = Object.getOwnPropertyDescriptor(obj, 'foo');
var proxy = new Proxy(obj, {
getOwnPropertyDescriptor: function (target, key) {
return Object.getOwnPropertyDescriptor(target, key);
},
ownKeys: function () {
return ['foo', 'bar'];
}
});
st.deepEqual(getDescriptors(proxy), { foo: fooDescriptor }, 'object has no descriptors');
st.end();
});
};