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Ensure _.merge deep clones array/typed-array/plain-object sources. [closes #1987]

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John-David Dalton
2016-02-11 22:56:33 -08:00
parent bd2428dde5
commit 53b3f81abe
2 changed files with 20 additions and 8 deletions
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22
test/test.js
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@@ -13937,15 +13937,27 @@
assert.deepEqual(actual.a, [[3, 4, 3]]);
});
QUnit.test('should shallow clone array/typed-array/plain-object sources', function(assert) {
QUnit.test('should deep clone array/typed-array/plain-object sources', function(assert) {
assert.expect(1);
var values = [[], new (Uint8Array || Object), {}],
var typedArray = Uint8Array
? new Uint8Array(new ArrayBuffer(2))
: { 'buffer': [0, 0] };
var props = ['0', 'a', 'buffer'],
values = [[{ 'a': 1 }], { 'a': [1] }, typedArray],
expected = lodashStable.map(values, alwaysTrue);
var actual = lodashStable.map(values, function(value) {
var object = _.merge({}, { 'value': value });
return object.value !== value && lodashStable.isEqual(object.value, value);
var actual = lodashStable.map(values, function(value, index) {
var key = props[index],
object = _.merge({}, { 'value': value }),
newValue = object.value;
return (
newValue !== value &&
newValue[key] !== value[key] &&
lodashStable.isEqual(newValue, value)
);
});
assert.deepEqual(actual, expected);