Add speech expectations to panel search menu test.

There was a recent regression in the search the menus behavior where
search results were not being read aloud to the user; however, the issue
no longer reproduces as of 89.0.4342.0. To catch possible regressions in
the future, this change adds speech expectations to the existing search
the menus test.

Bug: 1151102
Change-Id: I201b8b12dfbf2025f42ced93ade5ac4c63c5c1a3
AX-Relnotes: N/A
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2565737Reviewed-by: David Tseng <dtseng@chromium.org>
Commit-Queue: Akihiro Ota <akihiroota@chromium.org>
Cr-Commit-Position: refs/heads/master@{#832140}

chrome/browser/resources/chromeos/accessibility/chromevox/panel/panel_test.js

@@ -144,17 +144,33 @@ TEST_F('ChromeVoxPanelTest', 'FormControlsMenu', function() {
 });
 
 TEST_F('ChromeVoxPanelTest', 'SearchMenu', function() {
+  const mockFeedback = this.createMockFeedback();
   this.runWithLoadedTree(this.linksDoc, async function(root) {
     new PanelCommand(PanelCommandType.OPEN_MENUS).send();
     await this.waitForMenu('panel_search_menu');
+    await mockFeedback
+        .expectSpeech('Search the menus', /Type to search the menus/)
+        .call(() => {
           this.fireMockQuery('jump')();
           this.assertActiveSearchMenuItem('Jump To Details');
+        })
+        .expectSpeech(/Jump/, 'Menu item', /[0-9]+ of [0-9]+/)
+        .call(() => {
           this.fireMockEvent('ArrowDown')();
           this.assertActiveSearchMenuItem('Jump To The Bottom Of The Page');
+        })
+        .expectSpeech(/Jump/, 'Menu item', /[0-9]+ of [0-9]+/)
+        .call(() => {
           this.fireMockEvent('ArrowDown')();
           this.assertActiveSearchMenuItem('Jump To The Top Of The Page');
+        })
+        .expectSpeech(/Jump/, 'Menu item', /[0-9]+ of [0-9]+/)
+        .call(() => {
           this.fireMockEvent('ArrowDown')();
           this.assertActiveSearchMenuItem('Jump To Details');
+        })
+        .expectSpeech(/Jump/, 'Menu item', /[0-9]+ of [0-9]+/)
+        .replay();
   });
 });