1 files changed, 44 insertions, 0 deletions
diff --git a/browser/components/preferences/tests/browser_search_no_results_change_category.js b/browser/components/preferences/tests/browser_search_no_results_change_category.js
new file mode 100644
index 0000000000..131492632e
--- /dev/null
+++ b/browser/components/preferences/tests/browser_search_no_results_change_category.js
@@ -0,0 +1,44 @@
+"use strict";
+
+add_task(async function () {
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.preferences.search", true]],
+  });
+});
+
+add_task(async function () {
+  await openPreferencesViaOpenPreferencesAPI("paneGeneral", {
+    leaveOpen: true,
+  });
+
+  let searchInput = gBrowser.contentDocument.getElementById("searchInput");
+  is(
+    searchInput,
+    gBrowser.contentDocument.activeElement.closest("#searchInput"),
+    "Search input should be focused when visiting preferences"
+  );
+  let query = "ffff____noresults____ffff";
+  let searchCompletedPromise = BrowserTestUtils.waitForEvent(
+    gBrowser.contentWindow,
+    "PreferencesSearchCompleted",
+    evt => evt.detail == query
+  );
+  EventUtils.sendString(query);
+  await searchCompletedPromise;
+
+  let noResultsEl = gBrowser.contentDocument.querySelector(
+    "#no-results-message"
+  );
+  is_element_visible(
+    noResultsEl,
+    "Should be reporting no results for this query"
+  );
+
+  await gBrowser.contentWindow.gotoPref("panePrivacy");
+  is_element_hidden(
+    noResultsEl,
+    "Should not be showing the 'no results' message after selecting a category"
+  );
+
+  BrowserTestUtils.removeTab(gBrowser.selectedTab);
+});