1 files changed, 58 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/values/make-in-bounds-after-exhausted.js b/js/src/tests/test262/built-ins/TypedArray/prototype/values/make-in-bounds-after-exhausted.js
new file mode 100644
index 0000000000..c567885f18
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArray/prototype/values/make-in-bounds-after-exhausted.js
@@ -0,0 +1,58 @@
+// |reftest| shell-option(--enable-arraybuffer-resizable) skip-if(!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- resizable-arraybuffer is not enabled unconditionally, requires shell-options
+// Copyright (C) 2024 André Bargull. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-%typedarray%.prototype.values
+description: >
+  Iterator is still exhausted when typedarray is changed to in-bounds.
+features: [TypedArray, resizable-arraybuffer]
+---*/
+
+let rab = new ArrayBuffer(3, {maxByteLength: 5});
+let ta = new Int8Array(rab);
+
+// Ensure the TypedArray is correctly initialised.
+assert.sameValue(ta.length, 3);
+assert.sameValue(ta.byteOffset, 0);
+
+ta[0] = 11;
+ta[1] = 22;
+ta[2] = 33;
+
+let it = ta.values();
+let r;
+
+// Fetch the first value.
+r = it.next();
+assert.sameValue(r.done, false);
+assert.sameValue(r.value, 11);
+
+// Resize buffer to zero.
+rab.resize(0);
+
+// TypedArray is now out-of-bounds.
+assert.sameValue(ta.length, 0);
+assert.sameValue(ta.byteOffset, 0);
+
+// Resize buffer to zero.
+rab.resize(0);
+
+// Attempt to fetch the next value. This exhausts the iterator.
+r = it.next();
+assert.sameValue(r.done, true);
+assert.sameValue(r.value, undefined);
+
+// Resize buffer so the typed array is again in-bounds.
+rab.resize(5);
+
+// TypedArray is now in-bounds.
+assert.sameValue(ta.length, 5);
+assert.sameValue(ta.byteOffset, 0);
+
+// Attempt to fetch another value from an already exhausted iterator.
+r = it.next();
+assert.sameValue(r.done, true);
+assert.sameValue(r.value, undefined);
+
+reportCompare(0, 0);