1 files changed, 40 insertions, 0 deletions
diff --git a/browser/components/urlbar/tests/browser/browser_view_emptyResultSet.js b/browser/components/urlbar/tests/browser/browser_view_emptyResultSet.js
new file mode 100644
index 0000000000..f7a2721093
--- /dev/null
+++ b/browser/components/urlbar/tests/browser/browser_view_emptyResultSet.js
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that the view results are cleared and the view is closed, when an empty
+// result set arrives after a non-empty one.
+
+add_task(async function () {
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    value: "foo",
+  });
+  Assert.ok(
+    UrlbarTestUtils.getResultCount(window) > 0,
+    `There should be some results in the view.`
+  );
+  Assert.ok(gURLBar.view.isOpen, `The view should be open.`);
+
+  // Register an high priority empty result provider.
+  let provider = new UrlbarTestUtils.TestProvider({
+    results: [],
+    priority: 999,
+  });
+  UrlbarProvidersManager.registerProvider(provider);
+  registerCleanupFunction(async function () {
+    UrlbarProvidersManager.unregisterProvider(provider);
+    await PlacesUtils.history.clear();
+  });
+
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    value: "foo",
+  });
+  Assert.ok(
+    UrlbarTestUtils.getResultCount(window) == 0,
+    `There should be no results in the view.`
+  );
+  Assert.ok(!gURLBar.view.isOpen, `The view should have been closed.`);
+});