Propagate the search request params from the browser to the Instant search base page to fix the embe

chrome/browser/ui/search/instant_search_prerenderer_unittest.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 "chrome/browser/ui/search/instant_search_prerenderer.h"
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/prerender/prerender_contents.h"
 #include "chrome/browser/prerender/prerender_handle.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 #include "chrome/browser/prerender/prerender_origin.h"
 #include "chrome/browser/prerender/prerender_tab_helper.h"
 #include "chrome/browser/prerender/prerender_tracker.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search/instant_service.h"
 #include "chrome/browser/search/instant_unittest_base.h"
 #include "chrome/browser/search/search.h"
+#include "chrome/browser/ui/browser_instant_controller.h"
 #include "chrome/browser/ui/search/search_tab_helper.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/common/instant_types.h"
 #include "chrome/common/render_messages.h"
 #include "components/omnibox/autocomplete_match.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/mock_render_process_host.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_test_sink.h"
 #include "ui/gfx/size.h"
 
@@ skipping 252 matching lines @@
   EXPECT_TRUE(prerenderer->CanCommitQuery(GetActiveWebContents(),
                                           ASCIIToUTF16("joy")));
   EXPECT_FALSE(prerenderer->CanCommitQuery(GetActiveWebContents(),
                                            base::string16()));
 }
 
 TEST_F(InstantSearchPrerendererTest, CommitQuery) {
   base::string16 query = ASCIIToUTF16("flowers");
   PrerenderSearchQuery(query);
   InstantSearchPrerenderer* prerenderer = GetInstantSearchPrerenderer();
-  prerenderer->Commit(query);
+  prerenderer->Commit(query, EmbeddedSearchRequestParams());
   EXPECT_TRUE(MessageWasSent(ChromeViewMsg_SearchBoxSubmit::ID));
 }
 
 TEST_F(InstantSearchPrerendererTest, CancelPrerenderRequestOnTabChangeEvent) {
   Init(true, true);
   EXPECT_NE(static_cast<PrerenderHandle*>(NULL), prerender_handle());
 
   // Add a new tab to deactivate the current tab.
   AddTab(browser(), GURL(url::kAboutBlankURL));
   EXPECT_EQ(2, browser()->tab_strip_model()->count());
@@ skipping 177 matching lines @@
   // trials. Search results page URL does not contain search terms replacement
   // key. Make sure UsePrerenderedPage() extracts the search terms from the URL
   // and uses the prerendered page contents.
   GURL url("https://www.google.com/alt#quux=foo");
   browser()->OpenURL(content::OpenURLParams(url, Referrer(), CURRENT_TAB,
                                             ui::PAGE_TRANSITION_TYPED,
                                             false));
   EXPECT_EQ(GetPrerenderURL(), GetActiveWebContents()->GetURL());
   EXPECT_EQ(static_cast<PrerenderHandle*>(NULL), prerender_handle());
 }
+
+TEST_F(TestUsePrerenderPage, SetEmbeddedSearchRequestParams) {
+  PrerenderSearchQuery(ASCIIToUTF16("foo"));
+  EXPECT_TRUE(browser()->instant_controller());
+
+  // Open a search results page. Query extraction flag is disabled in field
+  // trials. Search results page URL does not contain search terms replacement
+  // key.
+  GURL url("https://www.google.com/url?bar=foo&aqs=chrome...0&ie=utf-8&oq=f");
+  browser()->instant_controller()->OpenInstant(CURRENT_TAB, url);
+  content::MockRenderProcessHost* process =
+      static_cast<content::MockRenderProcessHost*>(
+          prerender_contents()->GetRenderViewHost()->GetProcess());
+  const IPC::Message* message = process->sink().GetFirstMessageMatching(
+      ChromeViewMsg_SearchBoxSubmit::ID);
+  ASSERT_TRUE(message);
+
+  // Verify the IPC message params.
+  Tuple2<base::string16, EmbeddedSearchRequestParams> params;
+  ChromeViewMsg_SearchBoxSubmit::Read(message, &params);
+  EXPECT_EQ("foo", base::UTF16ToASCII(params.a));
+  EXPECT_EQ("f", base::UTF16ToASCII(params.b.original_query));
+  EXPECT_EQ("utf-8", base::UTF16ToASCII(params.b.input_encoding));
+  EXPECT_EQ("", base::UTF16ToASCII(params.b.rlz_parameter_value));
+  EXPECT_EQ("chrome...0", base::UTF16ToASCII(params.b.assisted_query_stats));
+}
 #endif