1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/typedarray/arraybuffer-transfer-unknown-arena.js b/js/src/jit-test/tests/typedarray/arraybuffer-transfer-unknown-arena.js
new file mode 100644
index 0000000000..2d586913e9
--- /dev/null
+++ b/js/src/jit-test/tests/typedarray/arraybuffer-transfer-unknown-arena.js
@@ -0,0 +1,12 @@
+const headerSize = 8;
+const undefinedSize = 8;
+
+let source = serialize(undefined).arraybuffer
+assertEq(source.detached, false);
+assertEq(source.byteLength, headerSize + undefinedSize);
+
+let target = source.transfer(128);
+assertEq(source.detached, true);
+assertEq(source.byteLength, 0);
+assertEq(target.detached, false);
+assertEq(target.byteLength, 128);