1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/fill-detached.js b/js/src/tests/non262/TypedArray/fill-detached.js
new file mode 100644
index 0000000000..770067a81f
--- /dev/null
+++ b/js/src/tests/non262/TypedArray/fill-detached.js
@@ -0,0 +1,36 @@
+// Ensure %TypedArray%.prototype.fill checks for detached buffers.
+
+function DetachArrayBufferValue(buffer, value) {
+    return {
+        valueOf() {
+            detachArrayBuffer(buffer);
+            return value;
+        }
+    };
+}
+
+function DetachTypedArrayValue(ta, value) {
+    return {
+        valueOf() {
+            detachArrayBuffer(ta.buffer);
+            return value;
+        }
+    };
+}
+
+// Test when ArrayBuffer is already reified.
+for (let length of [0, 1, 10, 4096]) {
+    let ta = new Int32Array(length);
+    let value = DetachArrayBufferValue(ta.buffer, 123);
+    assertThrowsInstanceOf(() => ta.fill(value), TypeError);
+}
+
+// Test when ArrayBuffer is reified during the fill() call.
+for (let length of [0, 1, 10, 4096]) {
+    let ta = new Int32Array(length);
+    let value = DetachTypedArrayValue(ta, 123);
+    assertThrowsInstanceOf(() => ta.fill(value), TypeError);
+}
+
+if (typeof reportCompare === "function")
+    reportCompare(0, 0);