Merging upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 75 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/typedarray/resizable-typedarray-intrinsic-typedArrayLengthZeroOnOutOfBounds.js b/js/src/jit-test/tests/typedarray/resizable-typedarray-intrinsic-typedArrayLengthZeroOnOutOfBounds.js
new file mode 100644
index 0000000000..a272d7d8c2
--- /dev/null
+++ b/js/src/jit-test/tests/typedarray/resizable-typedarray-intrinsic-typedArrayLengthZeroOnOutOfBounds.js
@@ -0,0 +1,75 @@
+// |jit-test| --enable-arraybuffer-resizable; skip-if: !ArrayBuffer.prototype.resize
+
+load(libdir + "asserts.js");
+
+const TypedArrayLengthZeroOnOutOfBounds = getSelfHostedValue("TypedArrayLengthZeroOnOutOfBounds");
+
+function testTypedArrayLength() {
+  let ab = new ArrayBuffer(100, {maxByteLength: 100});
+  let typedArrays = [
+    new Int8Array(ab),
+    new Int8Array(ab, 1),
+    new Int8Array(ab, 2),
+    new Int8Array(ab, 3),
+  ];
+
+  for (let i = 0; i < 200; ++i) {
+    let ta = typedArrays[i & 3];
+    assertEq(TypedArrayLengthZeroOnOutOfBounds(ta), 100 - (i & 3));
+  }
+}
+testTypedArrayLength();
+
+function testTypedArrayLengthOutOfBounds() {
+  let ab = new ArrayBuffer(100, {maxByteLength: 100});
+  let typedArrays = [
+    new Int8Array(ab, 0, 10),
+    new Int8Array(ab, 1, 10),
+    new Int8Array(ab, 2, 10),
+    new Int8Array(ab, 3, 10),
+  ];
+
+  // Resize to zero to make all views out-of-bounds.
+  ab.resize(0);
+
+  for (let i = 0; i < 200; ++i) {
+    let ta = typedArrays[i & 3];
+    assertEq(TypedArrayLengthZeroOnOutOfBounds(ta), 0);
+  }
+}
+testTypedArrayLengthOutOfBounds();
+
+function testTypedArrayLengthDetached() {
+  let ab = new ArrayBuffer(100, {maxByteLength: 100});
+  let typedArrays = [
+    new Int8Array(ab, 0, 10),
+    new Int8Array(ab, 1, 10),
+    new Int8Array(ab, 2, 10),
+    new Int8Array(ab, 3, 10),
+  ];
+
+  // Detach the buffer.
+  ab.transfer();
+
+  for (let i = 0; i < 200; ++i) {
+    let ta = typedArrays[i & 3];
+    assertEq(TypedArrayLengthZeroOnOutOfBounds(ta), 0);
+  }
+}
+testTypedArrayLengthDetached();
+
+function testTypedArrayLengthWithShared() {
+  let ab = new SharedArrayBuffer(100, {maxByteLength: 100});
+  let typedArrays = [
+    new Int8Array(ab),
+    new Int8Array(ab, 1),
+    new Int8Array(ab, 2),
+    new Int8Array(ab, 3),
+  ];
+
+  for (let i = 0; i < 200; ++i) {
+    let ta = typedArrays[i & 3];
+    assertEq(TypedArrayLengthZeroOnOutOfBounds(ta), 100 - (i & 3));
+  }
+}
+testTypedArrayLengthWithShared();