1 files changed, 28 insertions, 0 deletions
diff --git a/dom/serviceworkers/test/match_all_client_id_worker.js b/dom/serviceworkers/test/match_all_client_id_worker.js
new file mode 100644
index 0000000000..607eec97d4
--- /dev/null
+++ b/dom/serviceworkers/test/match_all_client_id_worker.js
@@ -0,0 +1,28 @@
+onmessage = function (e) {
+  dump("MatchAllClientIdWorker:" + e.data + "\n");
+  var id = [];
+  var iterations = 5;
+  var counter = 0;
+
+  for (var i = 0; i < iterations; i++) {
+    self.clients.matchAll().then(function (res) {
+      if (!res.length) {
+        dump("ERROR: no clients are currently controlled.\n");
+      }
+
+      client = res[0];
+      id[counter] = client.id;
+      counter++;
+      if (counter >= iterations) {
+        var response = true;
+        for (var index = 1; index < iterations; index++) {
+          if (id[0] != id[index]) {
+            response = false;
+            break;
+          }
+        }
+        client.postMessage(response);
+      }
+    });
+  }
+};