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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:13:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:13:27 +0000 |
commit | 40a355a42d4a9444dc753c04c6608dade2f06a23 (patch) | |
tree | 871fc667d2de662f171103ce5ec067014ef85e61 /js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js | |
parent | Adding upstream version 124.0.1. (diff) | |
download | firefox-upstream/125.0.1.tar.xz firefox-upstream/125.0.1.zip |
Adding upstream version 125.0.1.upstream/125.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js')
-rw-r--r-- | js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js b/js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js new file mode 100644 index 0000000000..56552eeb7f --- /dev/null +++ b/js/src/jit-test/tests/typedarray/resizable-typedarray-byteoffset.js @@ -0,0 +1,57 @@ +// |jit-test| --enable-arraybuffer-resizable; skip-if: !ArrayBuffer.prototype.resize + +function testResizableArrayBufferAutoLength() { + for (let i = 0; i < 4; ++i) { + let ab = new ArrayBuffer(i, {maxByteLength: i + 1}); + let ta = new Int8Array(ab); + for (let j = 0; j < 100; ++j) { + ab.resize(i); + assertEq(ta.byteOffset, 0); + + ab.resize(i + 1); + assertEq(ta.byteOffset, 0); + + if (i > 0) { + ab.resize(i - 1); + assertEq(ta.byteOffset, 0); + } + } + } +} +for (let i = 0; i < 2; ++i) testResizableArrayBufferAutoLength(); + +function testResizableArrayBufferAutoLengthNonZeroOffset() { + for (let i = 1; i < 4 + 1; ++i) { + let ab = new ArrayBuffer(i, {maxByteLength: i + 1}); + let ta = new Int8Array(ab, 1); + for (let j = 0; j < 100; ++j) { + ab.resize(i); + assertEq(ta.byteOffset, 1); + + ab.resize(i + 1); + assertEq(ta.byteOffset, 1); + + ab.resize(i - 1); + assertEq(ta.byteOffset, i > 1 ? 1 : 0); + } + } +} +for (let i = 0; i < 2; ++i) testResizableArrayBufferAutoLengthNonZeroOffset(); + +function testResizableArrayBufferNonZeroOffset() { + for (let i = 2; i < 4 + 2; ++i) { + let ab = new ArrayBuffer(i, {maxByteLength: i + 1}); + let ta = new Int8Array(ab, 1, 1); + for (let j = 0; j < 100; ++j) { + ab.resize(i); + assertEq(ta.byteOffset, 1); + + ab.resize(i + 1); + assertEq(ta.byteOffset, 1); + + ab.resize(i - 1); + assertEq(ta.byteOffset, i > 2 ? 1 : 0); + } + } +} +for (let i = 0; i < 2; ++i) testResizableArrayBufferNonZeroOffset(); |