1 files changed, 35 insertions, 0 deletions
diff --git a/toolkit/components/passwordmgr/test/browser/file_focus_before_DOMContentLoaded.sjs b/toolkit/components/passwordmgr/test/browser/file_focus_before_DOMContentLoaded.sjs
new file mode 100644
index 0000000000..b99246c166
--- /dev/null
+++ b/toolkit/components/passwordmgr/test/browser/file_focus_before_DOMContentLoaded.sjs
@@ -0,0 +1,35 @@
+/**
+ * Focus a username field before DOMContentLoaded.
+ */
+
+"use strict";
+
+const DELAY = 2 * 1000; // Delay two seconds before completing the request.
+
+// In an SJS file we need to get the setTimeout bits ourselves, despite
+// what eslint might think applies for browser tests.
+// eslint-disable-next-line mozilla/no-redeclare-with-import-autofix
+let { setTimeout } = ChromeUtils.importESModule(
+  "resource://gre/modules/Timer.sys.mjs"
+);
+
+function handleRequest(request, response) {
+  response.processAsync();
+
+  response.setHeader("Content-Type", "text/html;charset=utf-8", false);
+  response.setHeader("Cache-Control", "no-cache", false);
+  response.write(`
+    <!DOCTYPE html><html><body>
+      <form id="early_focus_form" action="https://autocomplete:8888/formtest.js">
+        <input  type="text" id="uname" name="uname">
+        <input  type="password" id="pword" name="pword">
+        <button type="submit">Submit</button>
+      </form>
+      <script>document.querySelector("#uname").focus();</script>
+  `);
+
+  setTimeout(function finishOutput() {
+    response.write(`</body></html>`);
+    response.finish();
+  }, DELAY);
+}