[immutable-arraybuffer] Coverage for mutating TypedArray methods #4548
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gibson042
changed the title
With `sedi` being a portable `sed -i`, e.g. `sed -i '' "$@"` on BSD and `sed -i "$@"` on Linux: ```sh git grep -l 'testWith[A-Za-z]*TypedArrayConstructors[(].*, N.*' test/built-ins/ | \ xargs sedi -E 's#(testWith[A-Za-z]*TypedArrayConstructors[(].*), N([^a-zA-Z].*)#\1\2#' ```
With `sedi` being a portable `sed -i`, e.g. `sed -i '' "$@"` on BSD and `sed -i "$@"` on Linux: ```sh git grep -l 'testBigIntTypedArray[.]js' | \ xargs sedi 's#testBigIntTypedArray[.]js#testTypedArray.js#' ```
… a TA constructor and an argument factory
…uctors
With `sedi` being a portable `sed -i`, e.g. `sed -i '' "$@"` on BSD and
`sed -i "$@"` on Linux:
```sh
git grep -l 'testWith[A-Za-z]*TypedArrayConstructors[(]' test/built-ins/ | \
while read f; do
grep -qF detachArrayBuffer.js "$f" && continue
grep -qF '.resize(' "$f" && continue
taCtorAliases="$(sed -nE \
's#testWith[A-Za-z]*TypedArrayConstructors[(] *(function[^(]*[(] *|[^a-zA-Z0-9_]*)([a-zA-Z0-9_]+).*#\2#p' \
"$f")"
sedi -E '
s#(testWith[A-Za-z]*TypedArrayConstructors[(] *(function[^(]*[(] *|[(] *)[a-zA-Z0-9_]+)#\1, makeCtorArg#; t;
s#(testWith[A-Za-z]*TypedArrayConstructors[(] *)([a-zA-Z0-9_]+)#\1(\2, makeCtorArg)#; t;
'"$(printf '%s' "$taCtorAliases" | sed -E 's/(.*)/s#\\b\1[(]([0-9.]+n?|[[][^]]*[]])[)]#\1(makeCtorArg(\\1))#/')" \
"$f"
done
git diff --numstat -- test/built-ins/ | \
awk '{ print $NF }' | \
xargs grep -c '\bmakeCtorArg\b' | \
sed -n 's/:1$//p' | \
xargs sedi -E '
/makeCtorArg/,$ { s#^[}][)]#}, null, ["passthrough"])#; }
/makeCtorArg/ { s#, makeCtorArg##; s#[(]([a-zA-Z0-9_]+)[)] =>#\1 =>#; }
'
git diff --numstat -- test/built-ins/ | \
awk '{ print $NF }' | \
xargs grep -l '\bdefineProperty\b' | \
xargs sedi -E \
'/testWith[A-Za-z]*TypedArrayConstructors[(]/,$s#^[}][)]#}, null, ["passthrough"])#'
```
…rray method tests
…e contents
With `sedi` being a portable `sed -i`, e.g. `sed -i '' "$@"` on BSD and
`sed -i "$@"` on Linux:
```sh
git grep -l 'testWith[A-Za-z]*TypedArrayConstructors[(]' \
test/built-ins/TypedArray/prototype/{copyWithin,fill,reverse,set,sort} | \
xargs sedi -E \
'/testWith[A-Za-z]*TypedArrayConstructors[(]/,$s#^[}][)]#}, null, null, ["immutable"])#'
git grep -l 'testWith[A-Za-z]*TypedArrayConstructors[(]' \
test/built-ins/TypedArray/prototype | \
grep -E 'set-value-during-|predicate-call-changes-value|values-are-not-cached' | \
xargs sedi -E \
'/testWith[A-Za-z]*TypedArrayConstructors[(]/,$s#^[}][)]#}, null, null, ["immutable"])#'
```
… mutable ArrayBuffer
…by an immutable ArrayBuffer
ptomato
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2025-07-immutable-arraybuffer-typedarray-methods-readwrite
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Includes #4545
Ref #4509