1 files changed, 64 insertions, 0 deletions
diff --git a/browser/components/urlbar/tests/browser/browser_restoreEmptyInput.js b/browser/components/urlbar/tests/browser/browser_restoreEmptyInput.js
new file mode 100644
index 0000000000..096d8e2134
--- /dev/null
+++ b/browser/components/urlbar/tests/browser/browser_restoreEmptyInput.js
@@ -0,0 +1,64 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// When the input is empty and the view is opened, keying down through the
+// results and then out of the results should restore the empty input.
+
+"use strict";
+
+add_task(async function test() {
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.urlbar.suggest.quickactions", false]],
+  });
+
+  for (let i = 0; i < 5; i++) {
+    await PlacesTestUtils.addVisits("http://example.com/");
+  }
+  // Update Top Sites to make sure the last Top Site is a URL. Otherwise, it
+  // would be a search shortcut and thus would not fill the Urlbar when
+  // selected.
+  await updateTopSites(sites => {
+    return (
+      sites &&
+      sites[sites.length - 1] &&
+      sites[sites.length - 1].url == "http://example.com/"
+    );
+  });
+
+  registerCleanupFunction(async function () {
+    await PlacesUtils.history.clear();
+  });
+
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    value: "",
+    fireInputEvent: true,
+  });
+
+  Assert.equal(
+    UrlbarTestUtils.getSelectedRowIndex(window),
+    -1,
+    "Nothing selected"
+  );
+
+  let resultCount = UrlbarTestUtils.getResultCount(window);
+  Assert.greater(resultCount, 0, "At least one result");
+
+  for (let i = 0; i < resultCount; i++) {
+    EventUtils.synthesizeKey("KEY_ArrowDown");
+  }
+  Assert.equal(
+    UrlbarTestUtils.getSelectedRowIndex(window),
+    resultCount - 1,
+    "Last result selected"
+  );
+  Assert.notEqual(gURLBar.value, "", "Input should not be empty");
+
+  EventUtils.synthesizeKey("KEY_ArrowDown");
+  Assert.equal(
+    UrlbarTestUtils.getSelectedRowIndex(window),
+    -1,
+    "Nothing selected"
+  );
+  Assert.equal(gURLBar.value, "", "Input should be empty");
+});