1 files changed, 24 insertions, 0 deletions
diff --git a/dom/bindings/test/file_focuser.html b/dom/bindings/test/file_focuser.html
new file mode 100644
index 000000000..0d5240f95
--- /dev/null
+++ b/dom/bindings/test/file_focuser.html
@@ -0,0 +1,24 @@
+<!DOCTYPE HTML>
+<div id="stage"></div>
+<script>
+  function stage(str) {
+    var s = document.getElementById("stage");
+    s.textContent = str;
+  }
+  stage("before");
+  setTimeout(function() {
+    stage("in timeout");
+  });
+  setInterval(function() {
+    stage("in interval");
+  });
+  addEventListener("keydown", function() {
+    stage("keydown");
+  }, false);
+  try {
+    focus();
+    stage("after");
+  } catch(e) {
+    stage("exception raised");
+  }
+</script>