1 files changed, 12 insertions, 0 deletions
diff --git a/dom/workers/test/serviceworkers/eventsource/eventsource_worker_helper.js b/dom/workers/test/serviceworkers/eventsource/eventsource_worker_helper.js
new file mode 100644
index 000000000..6d5dbb024
--- /dev/null
+++ b/dom/workers/test/serviceworkers/eventsource/eventsource_worker_helper.js
@@ -0,0 +1,12 @@
+function ok(aCondition, aMessage) {
+  return new Promise(function(resolve, reject) {
+    self.clients.matchAll().then(function(res) {
+      if (!res.length) {
+        reject();
+        return;
+      }
+      res[0].postMessage({status: "callback", data: "ok", condition: aCondition, message: aMessage});
+      resolve();
+    });
+  });
+}