1 files changed, 50 insertions, 0 deletions
diff --git a/browser/components/urlbar/tests/browser/browser_autoFill_undo.js b/browser/components/urlbar/tests/browser/browser_autoFill_undo.js
new file mode 100644
index 0000000000..c233da80f2
--- /dev/null
+++ b/browser/components/urlbar/tests/browser/browser_autoFill_undo.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This test checks the behavior of text undo (Ctrl-Z, cmd_undo) in regard to
+// autofill.
+
+"use strict";
+
+add_task(async function test() {
+  await PlacesUtils.bookmarks.eraseEverything();
+  await PlacesUtils.history.clear();
+  await PlacesTestUtils.addVisits(["http://example.com/"]);
+
+  // Search for "ex".  It should autofill to example.com/.
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    value: "ex",
+    fireInputEvent: true,
+  });
+  let details = await UrlbarTestUtils.getDetailsOfResultAt(window, 0);
+  Assert.ok(details.autofill);
+  Assert.equal(gURLBar.value, "example.com/");
+  Assert.equal(gURLBar.selectionStart, "ex".length);
+  Assert.equal(gURLBar.selectionEnd, "example.com/".length);
+
+  // Type an x.
+  EventUtils.synthesizeKey("x");
+
+  // Nothing should have been autofilled.
+  await UrlbarTestUtils.promiseSearchComplete(window);
+  details = await UrlbarTestUtils.getDetailsOfResultAt(window, 0);
+  Assert.ok(!details.autofill);
+  Assert.equal(gURLBar.value, "exx");
+  Assert.equal(gURLBar.selectionStart, "exx".length);
+  Assert.equal(gURLBar.selectionEnd, "exx".length);
+
+  // Undo the typed x.
+  goDoCommand("cmd_undo");
+
+  // The text should be restored to ex[ample.com/] (with the part in brackets
+  // autofilled and selected).
+  await UrlbarTestUtils.promiseSearchComplete(window);
+  details = await UrlbarTestUtils.getDetailsOfResultAt(window, 0);
+  Assert.equal(gURLBar.value, "example.com/");
+  Assert.ok(!details.autofill, "Autofill should not be set.");
+  Assert.equal(gURLBar.selectionStart, "ex".length);
+  Assert.equal(gURLBar.selectionEnd, "example.com/".length);
+
+  await PlacesUtils.history.clear();
+});