1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/non262/ReadableStream/bug-1501502.js b/js/src/tests/non262/ReadableStream/bug-1501502.js
new file mode 100644
index 0000000000..e6b5c0c85b
--- /dev/null
+++ b/js/src/tests/non262/ReadableStream/bug-1501502.js
@@ -0,0 +1,25 @@
+// |reftest| skip-if(!this.hasOwnProperty('ReadableStream'))
+// A stream can become errored with an exception from another realm.
+
+let g = newGlobal();
+let g_enqueue;
+new g.ReadableStream({
+    start(controller) {
+        g_enqueue = controller.enqueue;
+    },
+});
+
+let controller;
+let stream = new ReadableStream({
+    start(c) {
+        controller = c;
+    }
+}, {
+    size(chunk) {}
+});
+
+assertThrowsInstanceOf(() => g_enqueue.call(controller, {}), g.RangeError);
+
+if (typeof reportCompare == 'function')
+    reportCompare(0, 0);
+