root/chrome/browser/search_engines/template_url_fetcher_unittest.cc

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DEFINITIONS

This source file includes following definitions.
  1. SetUp
  2. TearDown
  3. ConfirmAddSearchProvider
  4. waiting_for_download_
  5. DestroyedCallback
  6. ConfirmAddSearchProvider
  7. StartDownload
  8. WaitForDownloadToFinish
  9. TEST_F
  10. TEST_F
  11. TEST_F
  12. TEST_F
  13. TEST_F
  14. TEST_F
  15. TEST_F
// Copyright (c) 2012 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/memory/scoped_ptr.h"
#include "base/message_loop/message_loop.h"
#include "base/path_service.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/browser/search_engines/template_url.h"
#include "chrome/browser/search_engines/template_url_fetcher.h"
#include "chrome/browser/search_engines/template_url_fetcher_callbacks.h"
#include "chrome/browser/search_engines/template_url_fetcher_factory.h"
#include "chrome/browser/search_engines/template_url_service.h"
#include "chrome/browser/search_engines/template_url_service_test_util.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/test/base/testing_profile.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"

using base::ASCIIToUTF16;

class TemplateURLFetcherTest;

// Handles callbacks from TemplateURLFetcher.
class TemplateURLFetcherTestCallbacks : public TemplateURLFetcherCallbacks {
 public:
  explicit TemplateURLFetcherTestCallbacks(TemplateURLFetcherTest* test)
      : test_(test) {
  }
  virtual ~TemplateURLFetcherTestCallbacks();

  // TemplateURLFetcherCallbacks implementation.
  virtual void ConfirmAddSearchProvider(TemplateURL* template_url,
                                        Profile* profile) OVERRIDE;

 private:
  TemplateURLFetcherTest* test_;

  DISALLOW_COPY_AND_ASSIGN(TemplateURLFetcherTestCallbacks);
};

// Basic set-up for TemplateURLFetcher tests.
class TemplateURLFetcherTest : public testing::Test {
 public:
  TemplateURLFetcherTest();

  virtual void SetUp() OVERRIDE {
    test_util_.SetUp();
    TestingProfile* profile = test_util_.profile();
    ASSERT_TRUE(profile);
    ASSERT_TRUE(TemplateURLFetcherFactory::GetForProfile(profile));

    ASSERT_TRUE(profile->GetRequestContext());
    ASSERT_TRUE(test_server_.InitializeAndWaitUntilReady());
  }

  virtual void TearDown() OVERRIDE {
    ASSERT_TRUE(test_server_.ShutdownAndWaitUntilComplete());
    test_util_.TearDown();
  }

  // Called by ~TemplateURLFetcherTestCallbacks.
  void DestroyedCallback(TemplateURLFetcherTestCallbacks* callbacks);

  // TemplateURLFetcherCallbacks implementation.  (Although not derived from
  // this class, this method handles those calls for the test.)
  void ConfirmAddSearchProvider(TemplateURL* template_url, Profile* profile);

 protected:
  // Schedules the download of the url.
  void StartDownload(const base::string16& keyword,
                     const std::string& osdd_file_name,
                     TemplateURLFetcher::ProviderType provider_type,
                     bool check_that_file_exists);

  // Waits for any downloads to finish.
  void WaitForDownloadToFinish();

  TemplateURLServiceTestUtil test_util_;
  net::test_server::EmbeddedTestServer test_server_;

  // The last TemplateURL to come from a callback.
  scoped_ptr<TemplateURL> last_callback_template_url_;

  // How many TemplateURLFetcherTestCallbacks have been destructed.
  int callbacks_destroyed_;

  // How many times ConfirmAddSearchProvider has been called.
  int add_provider_called_;

  // Is the code in WaitForDownloadToFinish in a message loop waiting for a
  // callback to finish?
  bool waiting_for_download_;

 private:
  DISALLOW_COPY_AND_ASSIGN(TemplateURLFetcherTest);
};

TemplateURLFetcherTestCallbacks::~TemplateURLFetcherTestCallbacks() {
  test_->DestroyedCallback(this);
}

void TemplateURLFetcherTestCallbacks::ConfirmAddSearchProvider(
    TemplateURL* template_url,
    Profile* profile) {
  test_->ConfirmAddSearchProvider(template_url, profile);
}

TemplateURLFetcherTest::TemplateURLFetcherTest()
    : callbacks_destroyed_(0),
      add_provider_called_(0),
      waiting_for_download_(false) {
  base::FilePath src_dir;
  CHECK(PathService::Get(base::DIR_SOURCE_ROOT, &src_dir));
  test_server_.ServeFilesFromDirectory(
      src_dir.AppendASCII("chrome/test/data"));
}

void TemplateURLFetcherTest::DestroyedCallback(
    TemplateURLFetcherTestCallbacks* callbacks) {
  callbacks_destroyed_++;
  if (waiting_for_download_)
    base::MessageLoop::current()->Quit();
}

void TemplateURLFetcherTest::ConfirmAddSearchProvider(
    TemplateURL* template_url,
    Profile* profile) {
  last_callback_template_url_.reset(template_url);
  add_provider_called_++;
}

void TemplateURLFetcherTest::StartDownload(
    const base::string16& keyword,
    const std::string& osdd_file_name,
    TemplateURLFetcher::ProviderType provider_type,
    bool check_that_file_exists) {

  if (check_that_file_exists) {
    base::FilePath osdd_full_path;
    ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &osdd_full_path));
    osdd_full_path = osdd_full_path.AppendASCII(osdd_file_name);
    ASSERT_TRUE(base::PathExists(osdd_full_path));
    ASSERT_FALSE(base::DirectoryExists(osdd_full_path));
  }

  // Start the fetch.
  GURL osdd_url = test_server_.GetURL("/" + osdd_file_name);
  GURL favicon_url;
  TemplateURLFetcherFactory::GetForProfile(
      test_util_.profile())->ScheduleDownload(
          keyword, osdd_url, favicon_url, NULL,
          new TemplateURLFetcherTestCallbacks(this), provider_type);
}

void TemplateURLFetcherTest::WaitForDownloadToFinish() {
  ASSERT_FALSE(waiting_for_download_);
  waiting_for_download_ = true;
  base::MessageLoop::current()->Run();
  waiting_for_download_ = false;
}

TEST_F(TemplateURLFetcherTest, BasicAutodetectedTest) {
  base::string16 keyword(ASCIIToUTF16("test"));

  test_util_.ChangeModelToLoadState();
  ASSERT_FALSE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::AUTODETECTED_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(0, callbacks_destroyed_);

  WaitForDownloadToFinish();
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);

  const TemplateURL* t_url = test_util_.model()->GetTemplateURLForKeyword(
      keyword);
  ASSERT_TRUE(t_url);
  EXPECT_EQ(ASCIIToUTF16("http://example.com/%s/other_stuff"),
            t_url->url_ref().DisplayURL());
  EXPECT_TRUE(t_url->safe_for_autoreplace());
}

TEST_F(TemplateURLFetcherTest, DuplicatesThrownAway) {
  base::string16 keyword(ASCIIToUTF16("test"));

  test_util_.ChangeModelToLoadState();
  ASSERT_FALSE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::AUTODETECTED_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(0, callbacks_destroyed_);

  struct {
    std::string description;
    std::string osdd_file_name;
    base::string16 keyword;
    TemplateURLFetcher::ProviderType provider_type;
  } test_cases[] = {
      { "Duplicate osdd url with autodetected provider.", osdd_file_name,
        keyword + ASCIIToUTF16("1"),
        TemplateURLFetcher::AUTODETECTED_PROVIDER },
      { "Duplicate keyword with autodetected provider.", osdd_file_name + "1",
        keyword, TemplateURLFetcher::AUTODETECTED_PROVIDER },
      { "Duplicate osdd url with explicit provider.", osdd_file_name,
        base::string16(), TemplateURLFetcher::EXPLICIT_PROVIDER },
  };

  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
    StartDownload(test_cases[i].keyword, test_cases[i].osdd_file_name,
                  test_cases[i].provider_type, false);
    ASSERT_EQ(
        1,
        TemplateURLFetcherFactory::GetForProfile(
            test_util_.profile())->requests_count()) <<
        test_cases[i].description;
    ASSERT_EQ(i + 1, static_cast<size_t>(callbacks_destroyed_));
  }

  WaitForDownloadToFinish();
  ASSERT_EQ(1 + ARRAYSIZE_UNSAFE(test_cases),
            static_cast<size_t>(callbacks_destroyed_));
  ASSERT_EQ(0, add_provider_called_);
}

TEST_F(TemplateURLFetcherTest, BasicExplicitTest) {
  base::string16 keyword(ASCIIToUTF16("test"));

  test_util_.ChangeModelToLoadState();
  ASSERT_FALSE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::EXPLICIT_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(0, callbacks_destroyed_);

  WaitForDownloadToFinish();
  ASSERT_EQ(1, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);

  ASSERT_TRUE(last_callback_template_url_.get());
  EXPECT_EQ(ASCIIToUTF16("http://example.com/%s/other_stuff"),
            last_callback_template_url_->url_ref().DisplayURL());
  EXPECT_EQ(ASCIIToUTF16("example.com"),
            last_callback_template_url_->keyword());
  EXPECT_FALSE(last_callback_template_url_->safe_for_autoreplace());
}

TEST_F(TemplateURLFetcherTest, AutodetectedBeforeLoadTest) {
  base::string16 keyword(ASCIIToUTF16("test"));
  ASSERT_FALSE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::AUTODETECTED_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);
}

TEST_F(TemplateURLFetcherTest, ExplicitBeforeLoadTest) {
  base::string16 keyword(ASCIIToUTF16("test"));
  ASSERT_FALSE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::EXPLICIT_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(0, callbacks_destroyed_);

  WaitForDownloadToFinish();
  ASSERT_EQ(1, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);

  ASSERT_TRUE(last_callback_template_url_.get());
  EXPECT_EQ(ASCIIToUTF16("http://example.com/%s/other_stuff"),
            last_callback_template_url_->url_ref().DisplayURL());
  EXPECT_EQ(ASCIIToUTF16("example.com"),
            last_callback_template_url_->keyword());
  EXPECT_FALSE(last_callback_template_url_->safe_for_autoreplace());
}

TEST_F(TemplateURLFetcherTest, DuplicateKeywordsTest) {
  base::string16 keyword(ASCIIToUTF16("test"));
  TemplateURLData data;
  data.short_name = keyword;
  data.SetKeyword(keyword);
  data.SetURL("http://example.com/");
  test_util_.model()->Add(new TemplateURL(test_util_.profile(), data));
  test_util_.ChangeModelToLoadState();

  ASSERT_TRUE(test_util_.model()->GetTemplateURLForKeyword(keyword));

  // This should bail because the keyword already exists.
  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::AUTODETECTED_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);
  ASSERT_FALSE(last_callback_template_url_.get());
}

TEST_F(TemplateURLFetcherTest, DuplicateDownloadTest) {
  base::string16 keyword(ASCIIToUTF16("test"));
  std::string osdd_file_name("simple_open_search.xml");
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::EXPLICIT_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(0, callbacks_destroyed_);

  // This should bail because the keyword already has a pending download.
  StartDownload(keyword, osdd_file_name,
                TemplateURLFetcher::EXPLICIT_PROVIDER, true);
  ASSERT_EQ(0, add_provider_called_);
  ASSERT_EQ(1, callbacks_destroyed_);

  WaitForDownloadToFinish();
  ASSERT_EQ(1, add_provider_called_);
  ASSERT_EQ(2, callbacks_destroyed_);
  ASSERT_TRUE(last_callback_template_url_.get());
}
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