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Add test for indirectly merging Object properties.

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John-David Dalton
2018-08-31 15:34:40 -07:00
parent e5f9af5418
commit d8ddc1a15f
1 changed files with 21 additions and 3 deletions
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24
test/test.js
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@@ -7555,16 +7555,34 @@
}
});
QUnit.test('should not merge `Object.prototype` properties', function(assert) {
assert.expect(1);
QUnit.test('should not indirectly merge builtin prototype properties', function(assert) {
assert.expect(2);
_.merge({}, { 'toString': { 'constructor': { 'prototype': { 'a': 1 } } } });
var actual = 'a' in funcProto;
delete funcProto.a;
assert.notOk(actual);
_.merge({}, { 'constructor': { 'prototype': { 'a': 1 } } });
var actual = 'a' in objectProto;
actual = 'a' in objectProto;
delete objectProto.a;
assert.notOk(actual);
});
QUnit.test('should not indirectly merge `Object` properties', function(assert) {
assert.expect(1);
_.merge({}, { 'constructor': { 'a': 1 } });
var actual = 'a' in Object;
delete Object.a;
assert.notOk(actual);
});
}());
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