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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js b/js/src/tests/test262/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js new file mode 100644 index 0000000000..2fe9aaa9e6 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/toLocaleString/BigInt/return-abrupt-from-firstelement-tostring.js @@ -0,0 +1,55 @@ +// 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%.prototype.tolocalestring +description: > + Return abrupt from firstElement's toLocaleString => toString +info: | + 22.2.3.28 %TypedArray%.prototype.toLocaleString ([ reserved1 [ , reserved2 ] ]) + + %TypedArray%.prototype.toLocaleString is a distinct function that implements + the same algorithm as Array.prototype.toLocaleString as defined in 22.1.3.27 + except that the this object's [[ArrayLength]] internal slot is accessed in + place of performing a [[Get]] of "length". + + 22.1.3.27 Array.prototype.toLocaleString ( [ reserved1 [ , reserved2 ] ] ) + + ... + 5. Let firstElement be ? Get(array, "0"). + 6. If firstElement is undefined or null, then + a. Let R be the empty String. + 7. Else, + a. Let R be ? ToString(? Invoke(firstElement, "toLocaleString")). + 8. Let k be 1. + 9.Repeat, while k < len + a. Let S be a String value produced by concatenating R and separator. + b. Let nextElement be ? Get(array, ! ToString(k)). + c. If nextElement is undefined or null, then + i. Let R be the empty String. + d. Else, + i. Let R be ? ToString(? Invoke(nextElement, "toLocaleString")). +includes: [testBigIntTypedArray.js] +features: [BigInt, TypedArray] +---*/ + +var calls = 0; + +BigInt.prototype.toLocaleString = function() { + return { + toString: function() { + calls++; + throw new Test262Error(); + } + }; +}; + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([42n, 0n]); + calls = 0; + assert.throws(Test262Error, function() { + sample.toLocaleString(); + }); + assert.sameValue(calls, 1, "toString called once"); +}); + +reportCompare(0, 0); |