1 files changed, 26 insertions, 0 deletions
diff --git a/testing/web-platform/tests/websockets/Create-on-worker-shutdown.any.js b/testing/web-platform/tests/websockets/Create-on-worker-shutdown.any.js
new file mode 100644
index 0000000000..218bf7cf19
--- /dev/null
+++ b/testing/web-platform/tests/websockets/Create-on-worker-shutdown.any.js
@@ -0,0 +1,26 @@
+async_test(t => {
+  function workerCode() {
+    close();
+    var ws = new WebSocket(self.location.origin.replace('http', 'ws'));
+    var data = {
+      originalState: ws.readyState,
+      afterCloseState: null
+     };
+
+    ws.close();
+
+    data.afterCloseState = ws.readyState;
+    postMessage(data);
+  }
+
+  var workerBlob = new Blob([workerCode.toString() + ";workerCode();"], {
+    type: "application/javascript"
+  });
+
+  var w = new Worker(URL.createObjectURL(workerBlob));
+  w.onmessage = t.step_func(function(e) {
+    assert_equals(e.data.originalState, WebSocket.CONNECTING, "WebSocket created on worker shutdown is in connecting state.");
+    assert_equals(e.data.afterCloseState, WebSocket.CLOSING, "Closed WebSocket created on worker shutdown is in closing state.");
+    t.done();
+  });
+}, 'WebSocket created after a worker self.close()');