Unittest for fix to allow navigation when there is no history DB....

chrome/browser/autocomplete/history_url_provider_unittest.cc

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009 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 "base/file_util.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "chrome/browser/autocomplete/history_url_provider.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/chrome_thread.h"
@@ skipping 86 matching lines @@
  public:
   HistoryURLProviderTest()
       : ui_thread_(ChromeThread::UI, &message_loop_),
         file_thread_(ChromeThread::FILE, &message_loop_) {}
 
   // ACProviderListener
   virtual void OnProviderUpdate(bool updated_matches);
 
  protected:
   // testing::Test
-  virtual void SetUp();
+  virtual void SetUp() {
+    SetUpImpl(false);
+  }
   virtual void TearDown();
 
-  // Fills test data into the history system
+  // Does the real setup.
+  void SetUpImpl(bool no_db);
+
+  // Fills test data into the history system.
   void FillData();
 
   // Runs an autocomplete query on |text| and checks to see that the returned
   // results' destination URLs match those provided.
   void RunTest(const std::wstring text,
                const std::wstring& desired_tld,
                bool prevent_inline_autocomplete,
                const std::string* expected_urls,
                size_t num_results);
 
   MessageLoopForUI message_loop_;
   ChromeThread ui_thread_;
   ChromeThread file_thread_;
   ACMatches matches_;
   scoped_ptr<TestingProfile> profile_;
   HistoryService* history_service_;
 
  private:
   scoped_refptr<HistoryURLProvider> autocomplete_;
 };
 
+class HistoryURLProviderTestNoDB : public HistoryURLProviderTest {
+ protected:
+  virtual void SetUp() {
+    SetUpImpl(true);
+  }
+};
+
 void HistoryURLProviderTest::OnProviderUpdate(bool updated_matches) {
   if (autocomplete_->done())
     MessageLoop::current()->Quit();
 }
 
-void HistoryURLProviderTest::SetUp() {
+void HistoryURLProviderTest::SetUpImpl(bool no_db) {
   profile_.reset(new TestingProfile());
   profile_->CreateBookmarkModel(true);
   profile_->BlockUntilBookmarkModelLoaded();
-  profile_->CreateHistoryService(true);
+  profile_->CreateHistoryService(true, no_db);
   history_service_ = profile_->GetHistoryService(Profile::EXPLICIT_ACCESS);
 
   autocomplete_ = new HistoryURLProvider(this, profile_.get());
 
   FillData();
 }
 
 void HistoryURLProviderTest::TearDown() {
   autocomplete_ = NULL;
 }
@@ skipping 224 matching lines @@
 
   // An input looks like a IP address like "127.0.0.1" should result in
   // "http://127.0.0.1/".
   std::string fixup_4[] = {"http://127.0.0.1/"};
   RunTest(L"127.0.0.1", std::wstring(), false, fixup_4, arraysize(fixup_4));
 
   // An number "17173" should result in "http://www.17173.com/" in db.
   std::string fixup_5[] = {"http://www.17173.com/"};
   RunTest(L"17173", std::wstring(), false, fixup_5, arraysize(fixup_5));
 }
+
+TEST_F(HistoryURLProviderTestNoDB, NavigateWithoutDB) {
+  // Ensure that we will still produce matches for navigation when there is no
+  // database.
+  std::string navigation_1[] = {"http://test.com/"};
+  RunTest(L"test.com", std::wstring(), false, navigation_1,
+          arraysize(navigation_1));
+
+  std::string navigation_2[] = {"http://slash/"};
+  RunTest(L"slash", std::wstring(), false, navigation_2,
+          arraysize(navigation_2));
+
+  RunTest(L"this is a query", std::wstring(), false, NULL, 0);
+}