Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/toolkit/components/extensions/test/xpcshell/test_ext_shared_workers.js b/toolkit/components/extensions/test/xpcshell/test_ext_shared_workers.js
new file mode 100644
index 0000000000..54c14e5524
--- /dev/null
+++ b/toolkit/components/extensions/test/xpcshell/test_ext_shared_workers.js
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// This test attemps to verify that:
+// - SharedWorkers can be created and successfully spawned by web extensions
+//   when web-extensions run in their own child process.
+add_task(async function test_spawn_shared_worker() {
+  if (!WebExtensionPolicy.useRemoteWebExtensions) {
+    // Ensure RemoteWorkerService has been initialized in the main
+    // process.
+    Services.obs.notifyObservers(null, "profile-after-change");
+  }
+
+  const background = async function () {
+    const worker = new SharedWorker("worker.js");
+    await new Promise(resolve => {
+      worker.port.onmessage = resolve;
+      worker.port.postMessage("bgpage->worker");
+    });
+    browser.test.sendMessage("test-shared-worker:done");
+  };
+
+  const extension = ExtensionTestUtils.loadExtension({
+    background,
+    files: {
+      "worker.js": function () {
+        self.onconnect = evt => {
+          const port = evt.ports[0];
+          port.onmessage = () => port.postMessage("worker-reply");
+        };
+      },
+    },
+  });
+
+  await extension.startup();
+  await extension.awaitMessage("test-shared-worker:done");
+  await extension.unload();
+});