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Correct mistakes in support of proposal change

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Ensure that when the ArrayBuffer of a length-tracking TypedArray is
resized to the address matching the TypedArray's byte offset, the
TypedArray is *not* considered "out of bounds."
This commit is contained in:
Mike Pennisi 2021-09-22 22:02:26 -04:00 committed by Rick Waldron
parent 94500e1de9
commit 1b72bcd857
2 changed files with 10 additions and 7 deletions
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12
test/built-ins/TypedArray/prototype/byteOffset/BigInt/resizable-array-buffer-auto.js vendored
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@ -34,13 +34,17 @@ testWithBigIntTypedArrayConstructors(function(TA) {
assert.sameValue(array.byteOffset, BPE, "following shrink (within bounds)"); assert.sameValue(array.byteOffset, BPE, "following shrink (within bounds)");
var expected;
try { try {
ab.resize(BPE); ab.resize(BPE);
} catch (_) {}
assert.sameValue(array.byteOffset, BPE, "following shrink (on boundary)");
var expected = BPE;
try {
ab.resize(0);
expected = 0; expected = 0;
} catch (_) { } catch (_) {}
expected = BPE;
}
assert.sameValue(array.byteOffset, expected, "following shrink (out of bounds)"); assert.sameValue(array.byteOffset, expected, "following shrink (out of bounds)");
}); });

5
test/built-ins/TypedArray/prototype/byteOffset/resizable-array-buffer-auto.js vendored
View File

@ -34,14 +34,13 @@ testWithTypedArrayConstructors(function(TA) {
assert.sameValue(array.byteOffset, BPE, "following shrink (within bounds)"); assert.sameValue(array.byteOffset, BPE, "following shrink (within bounds)");
var expected = BPE;
try { try {
ab.resize(BPE); ab.resize(BPE);
expected = 0;
} catch (_) {} } catch (_) {}
assert.sameValue(array.byteOffset, expected, "following shrink (on boundary)"); assert.sameValue(array.byteOffset, BPE, "following shrink (on boundary)");
var expected = BPE;
try { try {
ab.resize(0); ab.resize(0);
expected = 0; expected = 0;