Temporarily remove "last_n" from availability searches.

components/offline_pages/offline_page_model_impl_unittest.cc

 // Copyright 2015 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 "components/offline_pages/offline_page_model_impl.h"
 
 #include <stdint.h>
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/feature_list.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/test_mock_time_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
+#include "components/offline_pages/client_namespace_constants.h"
 #include "components/offline_pages/client_policy_controller.h"
 #include "components/offline_pages/offline_page_client_policy.h"
 #include "components/offline_pages/offline_page_feature.h"
 #include "components/offline_pages/offline_page_item.h"
 #include "components/offline_pages/offline_page_storage_manager.h"
 #include "components/offline_pages/offline_page_test_archiver.h"
 #include "components/offline_pages/offline_page_test_store.h"
 #include "components/offline_pages/offline_page_types.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 namespace offline_pages {
 
 namespace {
 const char kTestClientNamespace[] = "CLIENT_NAMESPACE";
 const GURL kTestUrl("http://example.com");
 const GURL kTestUrl2("http://other.page.com");
 const GURL kTestUrl3("http://test.xyz");
+const GURL kTestUrl4("http://page.net");
 const GURL kFileUrl("file:///foo");
 const ClientId kTestClientId1(kTestClientNamespace, "1234");
 const ClientId kTestClientId2(kTestClientNamespace, "5678");
 const ClientId kTestClientId3(kTestClientNamespace, "42");
 const int64_t kTestFileSize = 876543LL;
 
 bool URLSpecContains(std::string contains_value, const GURL& url) {
   std::string spec = url.spec();
   return spec.find(contains_value) != std::string::npos;
 }
@@ skipping 830 matching lines @@
   EXPECT_EQ(kTestClientId1, pages[0].client_id);
 
   pages = GetPagesByOnlineURL(GURL("http://foo"));
   EXPECT_EQ(0U, pages.size());
 }
 
 TEST_F(OfflinePageModelImplTest, CheckPagesExistOffline) {
   SavePage(kTestUrl, kTestClientId1);
   SavePage(kTestUrl2, kTestClientId2);
 
+  // TODO(dewittj): Remove the "Last N" restriction in favor of a better query
+  // interface.  See https://crbug.com/622763 for information.
+  const ClientId last_n_client_id(kLastNNamespace, "1234");
+  SavePage(kTestUrl3, last_n_client_id);
+
   std::set<GURL> input;
   input.insert(kTestUrl);
   input.insert(kTestUrl2);
   input.insert(kTestUrl3);
+  input.insert(kTestUrl4);
 
   CheckPagesExistOfflineResult existing_pages = CheckPagesExistOffline(input);
   EXPECT_EQ(2U, existing_pages.size());
   EXPECT_NE(existing_pages.end(), existing_pages.find(kTestUrl));
   EXPECT_NE(existing_pages.end(), existing_pages.find(kTestUrl2));
   EXPECT_EQ(existing_pages.end(), existing_pages.find(kTestUrl3));
+  EXPECT_EQ(existing_pages.end(), existing_pages.find(kTestUrl4));
 }
 
 TEST_F(OfflinePageModelImplTest, CanSaveURL) {
   EXPECT_TRUE(OfflinePageModel::CanSaveURL(GURL("http://foo")));
   EXPECT_TRUE(OfflinePageModel::CanSaveURL(GURL("https://foo")));
   EXPECT_FALSE(OfflinePageModel::CanSaveURL(GURL("file:///foo")));
   EXPECT_FALSE(OfflinePageModel::CanSaveURL(GURL("data:image/png;base64,ab")));
   EXPECT_FALSE(OfflinePageModel::CanSaveURL(GURL("chrome://version")));
   EXPECT_FALSE(OfflinePageModel::CanSaveURL(GURL("chrome-native://newtab/")));
   EXPECT_FALSE(OfflinePageModel::CanSaveURL(GURL("/invalid/url.mhtml")));
@@ skipping 160 matching lines @@
   std::unique_ptr<base::FeatureList> feature_list2(new base::FeatureList);
   feature_list2->InitializeFromCommandLine(
       std::string(offline_pages::kOfflineBookmarksFeature.name) + "," +
           offline_pages::kOfflinePagesBackgroundLoadingFeature.name,
       "");
   base::FeatureList::SetInstance(std::move(feature_list2));
   EXPECT_TRUE(offline_pages::IsOfflinePagesBackgroundLoadingEnabled());
 }
 
 }  // namespace offline_pages