1 files changed, 18 insertions, 0 deletions
diff --git a/dom/promise/tests/file_promise_and_timeout_ordering.js b/dom/promise/tests/file_promise_and_timeout_ordering.js
new file mode 100644
index 0000000000..734621eae0
--- /dev/null
+++ b/dom/promise/tests/file_promise_and_timeout_ordering.js
@@ -0,0 +1,18 @@
+var log = [];
+var resolvedPromise = Promise.resolve(null);
+function schedulePromiseTask(f) {
+  resolvedPromise.then(f);
+}
+
+setTimeout(function () {
+  log.push("t1start");
+  schedulePromiseTask(function () {
+    log.push("promise");
+  });
+  log.push("t1end");
+}, 10);
+
+setTimeout(function () {
+  log.push("t2");
+  postMessage(log.join(", "));
+}, 10);