| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-%typedarray%.from |
| description: > |
| Return a new TypedArray from an ordinary object |
| includes: [testBigIntTypedArray.js] |
| features: [BigInt, Array.prototype.values, TypedArray] |
| ---*/ |
| |
| var source = { |
| "0": 42n, |
| "1": 44n, |
| length: 2 |
| }; |
| |
| testWithBigIntTypedArrayConstructors(function(TA) { |
| var result = TA.from(source); |
| |
| assert.sameValue(result.length, 2); |
| assert.sameValue(result[0], 42n); |
| assert.sameValue(result[1], 44n); |
| assert.sameValue(result.constructor, TA); |
| assert.sameValue(Object.getPrototypeOf(result), TA.prototype); |
| }); |