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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/lastIndexOf/BigInt/no-arg.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/lastIndexOf/BigInt/no-arg.js b/js/src/tests/test262/built-ins/TypedArray/prototype/lastIndexOf/BigInt/no-arg.js new file mode 100644 index 0000000000..92290ed589 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/lastIndexOf/BigInt/no-arg.js @@ -0,0 +1,31 @@ +// Copyright (C) 2020 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.lastindexof +description: > + If `searchElement` is not supplied, -1 is returned. +info: | + %TypedArray%.prototype.lastIndexOf ( searchElement [ , fromIndex ] ) + + %TypedArray%.prototype.lastIndexOf is a distinct function that implements + the same algorithm as Array.prototype.lastIndexOf as defined in 22.1.3.17 + except that the this value's [[ArrayLength]] internal slot is accessed + in place of performing a [[Get]] of "length". + + Array.prototype.lastIndexOf ( searchElement [ , fromIndex ] ) + + [...] + 8. Return -1. +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var ta1 = new TA(); + assert.sameValue(ta1.lastIndexOf(), -1); + + var ta2 = new TA([0n, 1n, 2n]); + assert.sameValue(ta2.lastIndexOf(), -1); +}); + +reportCompare(0, 0); |