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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/from/BigInt/new-instance-using-custom-ctor.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/from/BigInt/new-instance-using-custom-ctor.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/from/BigInt/new-instance-using-custom-ctor.js new file mode 100644 index 0000000000..5441898a3c --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/from/BigInt/new-instance-using-custom-ctor.js @@ -0,0 +1,30 @@ +// 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 using a custom Constructor +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var called = 0; + + var ctor = function(len) { + assert.sameValue(arguments.length, 1); + called++; + return new TA(len); + }; + + var result = TA.from.call(ctor, [42n, 43n, 42n]); + assert.sameValue(result.length, 3); + assert.sameValue(result[0], 42n); + assert.sameValue(result[1], 43n); + assert.sameValue(result[2], 42n); + assert.sameValue(result.constructor, TA); + assert.sameValue(Object.getPrototypeOf(result), TA.prototype); + assert.sameValue(called, 1); +}); + +reportCompare(0, 0); |