Local omnibox treats navsuggest suggestions as queries.

chrome/browser/ui/search/instant_extended_browsertest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <sstream>
 
 #include "base/prefs/pref_service.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
@@ skipping 793 matching lines @@
       browser()->tab_strip_model()->GetActiveWebContents();
   EXPECT_TRUE(instant_service->IsInstantProcess(
       active_tab->GetRenderProcessHost()->GetID()));
 
   // Navigating elsewhere should not use the Instant render process.
   ui_test_utils::NavigateToURL(browser(), GURL(chrome::kChromeUIAboutURL));
   EXPECT_FALSE(instant_service->IsInstantProcess(
       active_tab->GetRenderProcessHost()->GetID()));
 }
 
+// Test that a search query will not be displayed for navsuggest queries.
+IN_PROC_BROWSER_TEST_F(
+    InstantExtendedTest, SearchQueryNotDisplayedForNavsuggest) {
+  ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
+  FocusOmniboxAndWaitForInstantExtendedSupport();
+  EXPECT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+
+  // Typing in the omnibox should show the overlay.
+  SetOmniboxTextAndWaitForOverlayToShow("cnn.com");
+
+  // Create an event listener that opens the top suggestion in a new tab.
+  EXPECT_TRUE(ExecuteScript(
+      "var suggestions = "
+          "chrome.embeddedSearch.searchBox.nativeSuggestions;"
+      "for (var i = 0, suggestion; suggestion = suggestions[i]; ++i) {"
+        "if (suggestion.is_search && suggestion.type == 'navsuggest')"
+          "return false;"
+      "}"
+      "return true;"
+      ));
+}
+
 // Verification of fix for BUG=176365.  Ensure that each Instant WebContents in
 // a tab uses a new BrowsingInstance, to avoid conflicts in the
 // NavigationController.
 // Flaky: http://crbug.com/177516
 IN_PROC_BROWSER_TEST_F(InstantExtendedTest, DISABLED_UnrelatedSiteInstance) {
   // Setup Instant.
   ASSERT_NO_FATAL_FAILURE(SetupInstant(browser()));
   FocusOmniboxAndWaitForInstantExtendedSupport();
 
   // Check that the uncommited ntp page and uncommited overlay have unrelated
@@ skipping 836 matching lines @@
   EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
 
   // Make the page send an unexpected suggestion.
   EXPECT_TRUE(ExecuteScript("suggestion = 'chippies';"
                             "handleOnChange();"));
 
   // Verify that the suggestion is ignored.
   EXPECT_EQ("result 1", GetOmniboxText());
   EXPECT_EQ(ASCIIToUTF16(""), GetGrayText());
 }