1 files changed, 63 insertions, 0 deletions
diff --git a/editor/libeditor/tests/browser_bug527935.js b/editor/libeditor/tests/browser_bug527935.js
new file mode 100644
index 000000000..dc6e74d3e
--- /dev/null
+++ b/editor/libeditor/tests/browser_bug527935.js
@@ -0,0 +1,63 @@
+add_task(function*() {
+  yield new Promise(resolve => waitForFocus(resolve, window));
+
+  const kPageURL = "http://example.org/browser/editor/libeditor/tests/bug527935.html";
+  yield BrowserTestUtils.withNewTab({
+    gBrowser,
+    url: kPageURL
+  }, function*(aBrowser) {
+    var popupShown = false;
+    function listener() {
+      popupShown = true;
+    }
+    SpecialPowers.addAutoCompletePopupEventListener(window, "popupshowing", listener);
+
+    yield ContentTask.spawn(aBrowser, {}, function*() {
+      var window = content.window.wrappedJSObject;
+      var document = window.document;
+      var formTarget = document.getElementById("formTarget");
+      var initValue = document.getElementById("initValue");
+
+      window.loadPromise = new Promise(resolve => {
+        formTarget.onload = resolve;
+      });
+
+      initValue.focus();
+      initValue.value = "foo";
+    });
+
+    EventUtils.synthesizeKey("VK_RETURN", {});
+
+    yield ContentTask.spawn(aBrowser, {}, function*() {
+      var window = content.window.wrappedJSObject;
+      var document = window.document;
+
+      yield window.loadPromise;
+
+      var newInput = document.createElement("input");
+      newInput.setAttribute("name", "test");
+      document.body.appendChild(newInput);
+
+      var event = document.createEvent("KeyboardEvent");
+
+      event.initKeyEvent("keypress", true, true, null, false, false,
+                         false, false, 0, "f".charCodeAt(0));
+      newInput.value = "";
+      newInput.focus();
+      newInput.dispatchEvent(event);
+    });
+
+    yield new Promise(resolve => hitEventLoop(resolve, 100));
+
+    ok(!popupShown, "Popup must not be opened");
+    SpecialPowers.removeAutoCompletePopupEventListener(window, "popupshowing", listener);
+  });
+});
+
+function hitEventLoop(func, times) {
+  if (times > 0) {
+    setTimeout(hitEventLoop, 0, func, times - 1);
+  } else {
+    setTimeout(func, 0);
+  }
+}