1 files changed, 24 insertions, 0 deletions
diff --git a/testing/web-platform/tests/bluetooth/characteristic/writeValue/buffer-is-detached.https.window.js b/testing/web-platform/tests/bluetooth/characteristic/writeValue/buffer-is-detached.https.window.js
new file mode 100644
index 0000000000..5d707775e1
--- /dev/null
+++ b/testing/web-platform/tests/bluetooth/characteristic/writeValue/buffer-is-detached.https.window.js
@@ -0,0 +1,24 @@
+// META: script=/resources/testdriver.js
+// META: script=/resources/testdriver-vendor.js
+// META: script=/bluetooth/resources/bluetooth-test.js
+// META: script=/bluetooth/resources/bluetooth-fake-devices.js
+'use strict';
+const test_desc = 'writeValue() fails when passed a detached buffer';
+
+function detachBuffer(buffer) {
+  window.postMessage('', '*', [buffer]);
+}
+
+bluetooth_test(async (t) => {
+  const {characteristic} = await getMeasurementIntervalCharacteristic();
+
+  const typed_array = Uint8Array.of(1, 2);
+  detachBuffer(typed_array.buffer);
+  await promise_rejects_dom(
+      t, 'InvalidStateError', characteristic.writeValue(typed_array));
+
+  const array_buffer = Uint8Array.of(3, 4).buffer;
+  detachBuffer(array_buffer);
+  await promise_rejects_dom(
+      t, 'InvalidStateError', characteristic.writeValue(array_buffer));
+}, test_desc);