webkit/browser/appcache/appcache_database

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// 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/bind.h"
#include "base/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/strings/stringprintf.h"
#include "sql/connection.h"
#include "sql/meta_table.h"
#include "sql/statement.h"
#include "sql/test/scoped_error_ignorer.h"
#include "sql/test/test_helpers.h"
#include "sql/transaction.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/sqlite/sqlite3.h"
#include "webkit/browser/appcache/appcache_database.h"
#include "webkit/browser/appcache/appcache_entry.h"

namespace {

const base::Time kZeroTime;

}  // namespace

namespace appcache {

class AppCacheDatabaseTest {};

TEST(AppCacheDatabaseTest, LazyOpen) {
  // Use an empty file path to use an in-memory sqlite database.
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);

  EXPECT_FALSE(db.LazyOpen(false));
  EXPECT_TRUE(db.LazyOpen(true));

  int64 group_id, cache_id, response_id, deleteable_response_rowid;
  group_id = cache_id = response_id = deleteable_response_rowid = 0;
  EXPECT_TRUE(db.FindLastStorageIds(&group_id, &cache_id, &response_id,
                                    &deleteable_response_rowid));
  EXPECT_EQ(0, group_id);
  EXPECT_EQ(0, cache_id);
  EXPECT_EQ(0, response_id);
  EXPECT_EQ(0, deleteable_response_rowid);

  std::set<GURL> origins;
  EXPECT_TRUE(db.FindOriginsWithGroups(&origins));
  EXPECT_TRUE(origins.empty());
}

TEST(AppCacheDatabaseTest, ReCreate) {
  // Real files on disk for this test.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  const base::FilePath kDbFile = temp_dir.path().AppendASCII("appcache.db");
  const base::FilePath kNestedDir = temp_dir.path().AppendASCII("nested");
  const base::FilePath kOtherFile =  kNestedDir.AppendASCII("other_file");
  EXPECT_TRUE(base::CreateDirectory(kNestedDir));
  EXPECT_EQ(3, base::WriteFile(kOtherFile, "foo", 3));

  AppCacheDatabase db(kDbFile);
  EXPECT_FALSE(db.LazyOpen(false));
  EXPECT_TRUE(db.LazyOpen(true));

  EXPECT_TRUE(base::PathExists(kDbFile));
  EXPECT_TRUE(base::DirectoryExists(kNestedDir));
  EXPECT_TRUE(base::PathExists(kOtherFile));

  EXPECT_TRUE(db.DeleteExistingAndCreateNewDatabase());

  EXPECT_TRUE(base::PathExists(kDbFile));
  EXPECT_FALSE(base::DirectoryExists(kNestedDir));
  EXPECT_FALSE(base::PathExists(kOtherFile));
}

#ifdef NDEBUG
// Only run in release builds because sql::Connection and familiy
// crank up DLOG(FATAL)'ness and this test presents it with
// intentionally bad data which causes debug builds to exit instead
// of run to completion. In release builds, errors the are delivered
// to the consumer so  we can test the error handling of the consumer.
// TODO: crbug/328576
TEST(AppCacheDatabaseTest, QuickIntegrityCheck) {
  // Real files on disk for this test too, a corrupt database file.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  base::FilePath mock_dir = temp_dir.path().AppendASCII("mock");
  ASSERT_TRUE(base::CreateDirectory(mock_dir));

  const base::FilePath kDbFile = mock_dir.AppendASCII("appcache.db");
  const base::FilePath kOtherFile = mock_dir.AppendASCII("other_file");
  EXPECT_EQ(3, base::WriteFile(kOtherFile, "foo", 3));

  // First create a valid db file.
  {
    AppCacheDatabase db(kDbFile);
    EXPECT_TRUE(db.LazyOpen(true));
    EXPECT_TRUE(base::PathExists(kOtherFile));
    EXPECT_TRUE(base::PathExists(kDbFile));
  }

  // Break it.
  ASSERT_TRUE(sql::test::CorruptSizeInHeader(kDbFile));

  // Reopening will notice the corruption and delete/recreate the directory.
  {
    sql::ScopedErrorIgnorer ignore_errors;
    ignore_errors.IgnoreError(SQLITE_CORRUPT);
    AppCacheDatabase db(kDbFile);
    EXPECT_TRUE(db.LazyOpen(true));
    EXPECT_FALSE(base::PathExists(kOtherFile));
    EXPECT_TRUE(base::PathExists(kDbFile));
    EXPECT_TRUE(ignore_errors.CheckIgnoredErrors());
  }
}
#endif  // NDEBUG

TEST(AppCacheDatabaseTest, WasCorrutionDetected) {
  // Real files on disk for this test too, a corrupt database file.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  const base::FilePath kDbFile = temp_dir.path().AppendASCII("appcache.db");

  // First create a valid db file.
  AppCacheDatabase db(kDbFile);
  EXPECT_TRUE(db.LazyOpen(true));
  EXPECT_TRUE(base::PathExists(kDbFile));
  EXPECT_FALSE(db.was_corruption_detected());

  // Break it.
  ASSERT_TRUE(sql::test::CorruptSizeInHeader(kDbFile));

  // See the the corruption is detected and reported.
  {
    sql::ScopedErrorIgnorer ignore_errors;
    ignore_errors.IgnoreError(SQLITE_CORRUPT);
    std::map<GURL, int64> usage_map;
    EXPECT_FALSE(db.GetAllOriginUsage(&usage_map));
    EXPECT_TRUE(db.was_corruption_detected());
    EXPECT_TRUE(base::PathExists(kDbFile));
    EXPECT_TRUE(ignore_errors.CheckIgnoredErrors());
  }
}

TEST(AppCacheDatabaseTest, ExperimentalFlags) {
  const char kExperimentFlagsKey[] = "ExperimentFlags";
  std::string kInjectedFlags("exp1,exp2");

  // Real files on disk for this test.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  const base::FilePath kDbFile = temp_dir.path().AppendASCII("appcache.db");
  const base::FilePath kOtherFile =  temp_dir.path().AppendASCII("other_file");
  EXPECT_EQ(3, base::WriteFile(kOtherFile, "foo", 3));
  EXPECT_TRUE(base::PathExists(kOtherFile));

  // Inject a non empty flags value, and verify it got there.
  {
    AppCacheDatabase db(kDbFile);
    EXPECT_TRUE(db.LazyOpen(true));
    EXPECT_TRUE(db.meta_table_->SetValue(kExperimentFlagsKey, kInjectedFlags));
    std::string flags;
    EXPECT_TRUE(db.meta_table_->GetValue(kExperimentFlagsKey, &flags));
    EXPECT_EQ(kInjectedFlags, flags);
  }

  // If flags don't match the expected value, empty string by default,
  // the database should be recreated and other files should be cleared out.
  {
    AppCacheDatabase db(kDbFile);
    EXPECT_TRUE(db.LazyOpen(false));
    std::string flags;
    EXPECT_TRUE(db.meta_table_->GetValue(kExperimentFlagsKey, &flags));
    EXPECT_TRUE(flags.empty());
    EXPECT_FALSE(base::PathExists(kOtherFile));
  }
}

TEST(AppCacheDatabaseTest, EntryRecords) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  sql::ScopedErrorIgnorer ignore_errors;
  // TODO(shess): Suppressing SQLITE_CONSTRAINT because the code
  // expects that and handles the resulting error.  Consider revising
  // the code to use INSERT OR IGNORE (which would not throw
  // SQLITE_CONSTRAINT) and then check ChangeCount() to see if any
  // changes were made.
  ignore_errors.IgnoreError(SQLITE_CONSTRAINT);

  AppCacheDatabase::EntryRecord entry;

  entry.cache_id = 1;
  entry.url = GURL("http://blah/1");
  entry.flags = AppCacheEntry::MASTER;
  entry.response_id = 1;
  entry.response_size = 100;
  EXPECT_TRUE(db.InsertEntry(&entry));
  EXPECT_FALSE(db.InsertEntry(&entry));

  entry.cache_id = 2;
  entry.url = GURL("http://blah/2");
  entry.flags = AppCacheEntry::EXPLICIT;
  entry.response_id = 2;
  entry.response_size = 200;
  EXPECT_TRUE(db.InsertEntry(&entry));

  entry.cache_id = 2;
  entry.url = GURL("http://blah/3");
  entry.flags = AppCacheEntry::MANIFEST;
  entry.response_id = 3;
  entry.response_size = 300;
  EXPECT_TRUE(db.InsertEntry(&entry));

  std::vector<AppCacheDatabase::EntryRecord> found;

  EXPECT_TRUE(db.FindEntriesForCache(1, &found));
  EXPECT_EQ(1U, found.size());
  EXPECT_EQ(1, found[0].cache_id);
  EXPECT_EQ(GURL("http://blah/1"), found[0].url);
  EXPECT_EQ(AppCacheEntry::MASTER, found[0].flags);
  EXPECT_EQ(1, found[0].response_id);
  EXPECT_EQ(100, found[0].response_size);
  found.clear();

  EXPECT_TRUE(db.AddEntryFlags(GURL("http://blah/1"), 1,
                               AppCacheEntry::FOREIGN));
  EXPECT_TRUE(db.FindEntriesForCache(1, &found));
  EXPECT_EQ(1U, found.size());
  EXPECT_EQ(AppCacheEntry::MASTER | AppCacheEntry::FOREIGN, found[0].flags);
  found.clear();

  EXPECT_TRUE(db.FindEntriesForCache(2, &found));
  EXPECT_EQ(2U, found.size());
  EXPECT_EQ(2, found[0].cache_id);
  EXPECT_EQ(GURL("http://blah/2"), found[0].url);
  EXPECT_EQ(AppCacheEntry::EXPLICIT, found[0].flags);
  EXPECT_EQ(2, found[0].response_id);
  EXPECT_EQ(200, found[0].response_size);
  EXPECT_EQ(2, found[1].cache_id);
  EXPECT_EQ(GURL("http://blah/3"), found[1].url);
  EXPECT_EQ(AppCacheEntry::MANIFEST, found[1].flags);
  EXPECT_EQ(3, found[1].response_id);
  EXPECT_EQ(300, found[1].response_size);
  found.clear();

  EXPECT_TRUE(db.DeleteEntriesForCache(2));
  EXPECT_TRUE(db.FindEntriesForCache(2, &found));
  EXPECT_TRUE(found.empty());
  found.clear();

  EXPECT_TRUE(db.DeleteEntriesForCache(1));
  EXPECT_FALSE(db.AddEntryFlags(GURL("http://blah/1"), 1,
                                AppCacheEntry::FOREIGN));

  ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}

TEST(AppCacheDatabaseTest, CacheRecords) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  sql::ScopedErrorIgnorer ignore_errors;
  // TODO(shess): See EntryRecords test.
  ignore_errors.IgnoreError(SQLITE_CONSTRAINT);

  const AppCacheDatabase::CacheRecord kZeroRecord;
  AppCacheDatabase::CacheRecord record;
  EXPECT_FALSE(db.FindCache(1, &record));

  record.cache_id = 1;
  record.group_id = 1;
  record.online_wildcard = true;
  record.update_time = kZeroTime;
  record.cache_size = 100;
  EXPECT_TRUE(db.InsertCache(&record));
  EXPECT_FALSE(db.InsertCache(&record));

  record = kZeroRecord;
  EXPECT_TRUE(db.FindCache(1, &record));
  EXPECT_EQ(1, record.cache_id);
  EXPECT_EQ(1, record.group_id);
  EXPECT_TRUE(record.online_wildcard);
  EXPECT_TRUE(kZeroTime == record.update_time);
  EXPECT_EQ(100, record.cache_size);

  record = kZeroRecord;
  EXPECT_TRUE(db.FindCacheForGroup(1, &record));
  EXPECT_EQ(1, record.cache_id);
  EXPECT_EQ(1, record.group_id);
  EXPECT_TRUE(record.online_wildcard);
  EXPECT_TRUE(kZeroTime == record.update_time);
  EXPECT_EQ(100, record.cache_size);

  EXPECT_TRUE(db.DeleteCache(1));
  EXPECT_FALSE(db.FindCache(1, &record));
  EXPECT_FALSE(db.FindCacheForGroup(1, &record));

  EXPECT_TRUE(db.DeleteCache(1));

  ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}

TEST(AppCacheDatabaseTest, GroupRecords) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  sql::ScopedErrorIgnorer ignore_errors;
  // TODO(shess): See EntryRecords test.
  ignore_errors.IgnoreError(SQLITE_CONSTRAINT);

  const GURL kManifestUrl("http://blah/manifest");
  const GURL kOrigin(kManifestUrl.GetOrigin());
  const base::Time kLastAccessTime = base::Time::Now();
  const base::Time kCreationTime =
      kLastAccessTime - base::TimeDelta::FromDays(7);

  const AppCacheDatabase::GroupRecord kZeroRecord;
  AppCacheDatabase::GroupRecord record;
  std::vector<AppCacheDatabase::GroupRecord> records;

  // Behavior with an empty table
  EXPECT_FALSE(db.FindGroup(1, &record));
  EXPECT_FALSE(db.FindGroupForManifestUrl(kManifestUrl, &record));
  EXPECT_TRUE(db.DeleteGroup(1));
  EXPECT_TRUE(db.FindGroupsForOrigin(kOrigin, &records));
  EXPECT_TRUE(records.empty());
  EXPECT_FALSE(db.FindGroupForCache(1, &record));

  record.group_id = 1;
  record.manifest_url = kManifestUrl;
  record.origin = kOrigin;
  record.last_access_time = kLastAccessTime;
  record.creation_time = kCreationTime;
  EXPECT_TRUE(db.InsertGroup(&record));
  EXPECT_FALSE(db.InsertGroup(&record));

  record.group_id = 2;
  EXPECT_FALSE(db.InsertGroup(&record));

  record = kZeroRecord;
  EXPECT_TRUE(db.FindGroup(1, &record));
  EXPECT_EQ(1, record.group_id);
  EXPECT_EQ(kManifestUrl, record.manifest_url);
  EXPECT_EQ(kOrigin, record.origin);
  EXPECT_EQ(kCreationTime.ToInternalValue(),
            record.creation_time.ToInternalValue());
  EXPECT_EQ(kLastAccessTime.ToInternalValue(),
            record.last_access_time.ToInternalValue());

  record = kZeroRecord;
  EXPECT_TRUE(db.FindGroupForManifestUrl(kManifestUrl, &record));
  EXPECT_EQ(1, record.group_id);
  EXPECT_EQ(kManifestUrl, record.manifest_url);
  EXPECT_EQ(kOrigin, record.origin);
  EXPECT_EQ(kCreationTime.ToInternalValue(),
            record.creation_time.ToInternalValue());
  EXPECT_EQ(kLastAccessTime.ToInternalValue(),
            record.last_access_time.ToInternalValue());

  record.group_id = 2;
  record.manifest_url = kOrigin;
  record.origin = kOrigin;
  record.last_access_time = kLastAccessTime;
  record.creation_time = kCreationTime;
  EXPECT_TRUE(db.InsertGroup(&record));

  record = kZeroRecord;
  EXPECT_TRUE(db.FindGroupForManifestUrl(kOrigin, &record));
  EXPECT_EQ(2, record.group_id);
  EXPECT_EQ(kOrigin, record.manifest_url);
  EXPECT_EQ(kOrigin, record.origin);
  EXPECT_EQ(kCreationTime.ToInternalValue(),
            record.creation_time.ToInternalValue());
  EXPECT_EQ(kLastAccessTime.ToInternalValue(),
            record.last_access_time.ToInternalValue());

  EXPECT_TRUE(db.FindGroupsForOrigin(kOrigin, &records));
  EXPECT_EQ(2U, records.size());
  EXPECT_EQ(1, records[0].group_id);
  EXPECT_EQ(kManifestUrl, records[0].manifest_url);
  EXPECT_EQ(kOrigin, records[0].origin);
  EXPECT_EQ(2, records[1].group_id);
  EXPECT_EQ(kOrigin, records[1].manifest_url);
  EXPECT_EQ(kOrigin, records[1].origin);

  EXPECT_TRUE(db.DeleteGroup(1));

  records.clear();
  EXPECT_TRUE(db.FindGroupsForOrigin(kOrigin, &records));
  EXPECT_EQ(1U, records.size());
  EXPECT_EQ(2, records[0].group_id);
  EXPECT_EQ(kOrigin, records[0].manifest_url);
  EXPECT_EQ(kOrigin, records[0].origin);
  EXPECT_EQ(kCreationTime.ToInternalValue(),
            record.creation_time.ToInternalValue());
  EXPECT_EQ(kLastAccessTime.ToInternalValue(),
            record.last_access_time.ToInternalValue());

  std::set<GURL> origins;
  EXPECT_TRUE(db.FindOriginsWithGroups(&origins));
  EXPECT_EQ(1U, origins.size());
  EXPECT_EQ(kOrigin, *(origins.begin()));

  const GURL kManifest2("http://blah2/manifest");
  const GURL kOrigin2(kManifest2.GetOrigin());
  record.group_id = 1;
  record.manifest_url = kManifest2;
  record.origin = kOrigin2;
  EXPECT_TRUE(db.InsertGroup(&record));

  origins.clear();
  EXPECT_TRUE(db.FindOriginsWithGroups(&origins));
  EXPECT_EQ(2U, origins.size());
  EXPECT_TRUE(origins.end() != origins.find(kOrigin));
  EXPECT_TRUE(origins.end()  != origins.find(kOrigin2));

  AppCacheDatabase::CacheRecord cache_record;
  cache_record.cache_id = 1;
  cache_record.group_id = 1;
  cache_record.online_wildcard = true;
  cache_record.update_time = kZeroTime;
  EXPECT_TRUE(db.InsertCache(&cache_record));

  record = kZeroRecord;
  EXPECT_TRUE(db.FindGroupForCache(1, &record));
  EXPECT_EQ(1, record.group_id);
  EXPECT_EQ(kManifest2, record.manifest_url);
  EXPECT_EQ(kOrigin2, record.origin);

  ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}

TEST(AppCacheDatabaseTest, NamespaceRecords) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  sql::ScopedErrorIgnorer ignore_errors;
  // TODO(shess): See EntryRecords test.
  ignore_errors.IgnoreError(SQLITE_CONSTRAINT);

  const GURL kFooNameSpace1("http://foo/namespace1");
  const GURL kFooNameSpace2("http://foo/namespace2");
  const GURL kFooFallbackEntry("http://foo/entry");
  const GURL kFooOrigin(kFooNameSpace1.GetOrigin());
  const GURL kBarNameSpace1("http://bar/namespace1");
  const GURL kBarNameSpace2("http://bar/namespace2");
  const GURL kBarFallbackEntry("http://bar/entry");
  const GURL kBarOrigin(kBarNameSpace1.GetOrigin());

  const AppCacheDatabase::NamespaceRecord kZeroRecord;
  AppCacheDatabase::NamespaceRecord record;
  std::vector<AppCacheDatabase::NamespaceRecord> intercepts;
  std::vector<AppCacheDatabase::NamespaceRecord> fallbacks;

  // Behavior with an empty table
  EXPECT_TRUE(db.FindNamespacesForCache(1, &intercepts, &fallbacks));
  EXPECT_TRUE(fallbacks.empty());
  EXPECT_TRUE(db.FindNamespacesForOrigin(kFooOrigin, &intercepts, &fallbacks));
  EXPECT_TRUE(fallbacks.empty());
  EXPECT_TRUE(db.DeleteNamespacesForCache(1));

  // Two records for two differenent caches in the Foo origin.
  record.cache_id = 1;
  record.origin = kFooOrigin;
  record.namespace_.namespace_url = kFooNameSpace1;
  record.namespace_.target_url = kFooFallbackEntry;
  EXPECT_TRUE(db.InsertNamespace(&record));
  EXPECT_FALSE(db.InsertNamespace(&record));

  record.cache_id = 2;
  record.origin = kFooOrigin;
  record.namespace_.namespace_url = kFooNameSpace2;
  record.namespace_.target_url = kFooFallbackEntry;
  EXPECT_TRUE(db.InsertNamespace(&record));

  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForCache(1, &intercepts, &fallbacks));
  EXPECT_EQ(1U, fallbacks.size());
  EXPECT_EQ(1, fallbacks[0].cache_id);
  EXPECT_EQ(kFooOrigin, fallbacks[0].origin);
  EXPECT_EQ(kFooNameSpace1, fallbacks[0].namespace_.namespace_url);
  EXPECT_EQ(kFooFallbackEntry, fallbacks[0].namespace_.target_url);
  EXPECT_FALSE(fallbacks[0].namespace_.is_pattern);

  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForCache(2, &intercepts, &fallbacks));
  EXPECT_EQ(1U, fallbacks.size());
  EXPECT_EQ(2, fallbacks[0].cache_id);
  EXPECT_EQ(kFooOrigin, fallbacks[0].origin);
  EXPECT_EQ(kFooNameSpace2, fallbacks[0].namespace_.namespace_url);
  EXPECT_EQ(kFooFallbackEntry, fallbacks[0].namespace_.target_url);
  EXPECT_FALSE(fallbacks[0].namespace_.is_pattern);

  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForOrigin(kFooOrigin, &intercepts, &fallbacks));
  EXPECT_EQ(2U, fallbacks.size());
  EXPECT_EQ(1, fallbacks[0].cache_id);
  EXPECT_EQ(kFooOrigin, fallbacks[0].origin);
  EXPECT_EQ(kFooNameSpace1, fallbacks[0].namespace_.namespace_url);
  EXPECT_EQ(kFooFallbackEntry, fallbacks[0].namespace_.target_url);
  EXPECT_FALSE(fallbacks[0].namespace_.is_pattern);
  EXPECT_EQ(2, fallbacks[1].cache_id);
  EXPECT_EQ(kFooOrigin, fallbacks[1].origin);
  EXPECT_EQ(kFooNameSpace2, fallbacks[1].namespace_.namespace_url);
  EXPECT_EQ(kFooFallbackEntry, fallbacks[1].namespace_.target_url);
  EXPECT_FALSE(fallbacks[1].namespace_.is_pattern);

  EXPECT_TRUE(db.DeleteNamespacesForCache(1));
  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForOrigin(kFooOrigin, &intercepts, &fallbacks));
  EXPECT_EQ(1U, fallbacks.size());
  EXPECT_EQ(2, fallbacks[0].cache_id);
  EXPECT_EQ(kFooOrigin, fallbacks[0].origin);
  EXPECT_EQ(kFooNameSpace2, fallbacks[0].namespace_.namespace_url);
  EXPECT_EQ(kFooFallbackEntry, fallbacks[0].namespace_.target_url);
  EXPECT_FALSE(fallbacks[0].namespace_.is_pattern);

  // Two more records for the same cache in the Bar origin.
  record.cache_id = 3;
  record.origin = kBarOrigin;
  record.namespace_.namespace_url = kBarNameSpace1;
  record.namespace_.target_url = kBarFallbackEntry;
  record.namespace_.is_pattern = true;
  EXPECT_TRUE(db.InsertNamespace(&record));

  record.cache_id = 3;
  record.origin = kBarOrigin;
  record.namespace_.namespace_url = kBarNameSpace2;
  record.namespace_.target_url = kBarFallbackEntry;
  record.namespace_.is_pattern = true;
  EXPECT_TRUE(db.InsertNamespace(&record));

  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForCache(3, &intercepts, &fallbacks));
  EXPECT_EQ(2U, fallbacks.size());
  EXPECT_TRUE(fallbacks[0].namespace_.is_pattern);
  EXPECT_TRUE(fallbacks[1].namespace_.is_pattern);

  fallbacks.clear();
  EXPECT_TRUE(db.FindNamespacesForOrigin(kBarOrigin, &intercepts, &fallbacks));
  EXPECT_EQ(2U, fallbacks.size());
  EXPECT_TRUE(fallbacks[0].namespace_.is_pattern);
  EXPECT_TRUE(fallbacks[1].namespace_.is_pattern);

  ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}

TEST(AppCacheDatabaseTest, OnlineWhiteListRecords) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  const GURL kFooNameSpace1("http://foo/namespace1");
  const GURL kFooNameSpace2("http://foo/namespace2");
  const GURL kBarNameSpace1("http://bar/namespace1");

  const AppCacheDatabase::OnlineWhiteListRecord kZeroRecord;
  AppCacheDatabase::OnlineWhiteListRecord record;
  std::vector<AppCacheDatabase::OnlineWhiteListRecord> records;

  // Behavior with an empty table
  EXPECT_TRUE(db.FindOnlineWhiteListForCache(1, &records));
  EXPECT_TRUE(records.empty());
  EXPECT_TRUE(db.DeleteOnlineWhiteListForCache(1));

  record.cache_id = 1;
  record.namespace_url = kFooNameSpace1;
  EXPECT_TRUE(db.InsertOnlineWhiteList(&record));
  record.namespace_url = kFooNameSpace2;
  record.is_pattern = true;
  EXPECT_TRUE(db.InsertOnlineWhiteList(&record));
  records.clear();
  EXPECT_TRUE(db.FindOnlineWhiteListForCache(1, &records));
  EXPECT_EQ(2U, records.size());
  EXPECT_EQ(1, records[0].cache_id);
  EXPECT_EQ(kFooNameSpace1, records[0].namespace_url);
  EXPECT_FALSE(records[0].is_pattern);
  EXPECT_EQ(1, records[1].cache_id);
  EXPECT_EQ(kFooNameSpace2, records[1].namespace_url);
  EXPECT_TRUE(records[1].is_pattern);

  record.cache_id = 2;
  record.namespace_url = kBarNameSpace1;
  EXPECT_TRUE(db.InsertOnlineWhiteList(&record));
  records.clear();
  EXPECT_TRUE(db.FindOnlineWhiteListForCache(2, &records));
  EXPECT_EQ(1U, records.size());

  EXPECT_TRUE(db.DeleteOnlineWhiteListForCache(1));
  records.clear();
  EXPECT_TRUE(db.FindOnlineWhiteListForCache(1, &records));
  EXPECT_TRUE(records.empty());
}

TEST(AppCacheDatabaseTest, DeletableResponseIds) {
  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  sql::ScopedErrorIgnorer ignore_errors;
  // TODO(shess): See EntryRecords test.
  ignore_errors.IgnoreError(SQLITE_CONSTRAINT);

  std::vector<int64> ids;

  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, kint64max, 100));
  EXPECT_TRUE(ids.empty());
  ids.push_back(0);
  EXPECT_TRUE(db.DeleteDeletableResponseIds(ids));
  EXPECT_TRUE(db.InsertDeletableResponseIds(ids));

  ids.clear();
  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, kint64max, 100));
  EXPECT_EQ(1U, ids.size());
  EXPECT_EQ(0, ids[0]);

  int64 unused, deleteable_response_rowid;
  unused = deleteable_response_rowid = 0;
  EXPECT_TRUE(db.FindLastStorageIds(&unused, &unused, &unused,
                                    &deleteable_response_rowid));
  EXPECT_EQ(1, deleteable_response_rowid);


  // Expected to fail due to the duplicate id, 0 is already in the table.
  ids.clear();
  ids.push_back(0);
  ids.push_back(1);
  EXPECT_FALSE(db.InsertDeletableResponseIds(ids));

  ids.clear();
  for (int i = 1; i < 10; ++i)
    ids.push_back(i);
  EXPECT_TRUE(db.InsertDeletableResponseIds(ids));
  EXPECT_TRUE(db.FindLastStorageIds(&unused, &unused, &unused,
                                    &deleteable_response_rowid));
  EXPECT_EQ(10, deleteable_response_rowid);

  ids.clear();
  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, kint64max, 100));
  EXPECT_EQ(10U, ids.size());
  for (int i = 0; i < 10; ++i)
    EXPECT_EQ(i, ids[i]);

  // Ensure the limit is respected.
  ids.clear();
  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, kint64max, 5));
  EXPECT_EQ(5U, ids.size());
  for (int i = 0; i < static_cast<int>(ids.size()); ++i)
    EXPECT_EQ(i, ids[i]);

  // Ensure the max_rowid is respected (the first rowid is 1).
  ids.clear();
  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, 5, 100));
  EXPECT_EQ(5U, ids.size());
  for (int i = 0; i < static_cast<int>(ids.size()); ++i)
    EXPECT_EQ(i, ids[i]);

  // Ensure that we can delete from the table.
  EXPECT_TRUE(db.DeleteDeletableResponseIds(ids));
  ids.clear();
  EXPECT_TRUE(db.GetDeletableResponseIds(&ids, kint64max, 100));
  EXPECT_EQ(5U, ids.size());
  for (int i = 0; i < static_cast<int>(ids.size()); ++i)
    EXPECT_EQ(i + 5, ids[i]);

  ASSERT_TRUE(ignore_errors.CheckIgnoredErrors());
}

TEST(AppCacheDatabaseTest, OriginUsage) {
  const GURL kManifestUrl("http://blah/manifest");
  const GURL kManifestUrl2("http://blah/manifest2");
  const GURL kOrigin(kManifestUrl.GetOrigin());
  const GURL kOtherOriginManifestUrl("http://other/manifest");
  const GURL kOtherOrigin(kOtherOriginManifestUrl.GetOrigin());

  const base::FilePath kEmptyPath;
  AppCacheDatabase db(kEmptyPath);
  EXPECT_TRUE(db.LazyOpen(true));

  std::vector<AppCacheDatabase::CacheRecord> cache_records;
  EXPECT_EQ(0, db.GetOriginUsage(kOrigin));
  EXPECT_TRUE(db.FindCachesForOrigin(kOrigin, &cache_records));
  EXPECT_TRUE(cache_records.empty());

  AppCacheDatabase::GroupRecord group_record;
  group_record.group_id = 1;
  group_record.manifest_url = kManifestUrl;
  group_record.origin = kOrigin;
  EXPECT_TRUE(db.InsertGroup(&group_record));
  AppCacheDatabase::CacheRecord cache_record;
  cache_record.cache_id = 1;
  cache_record.group_id = 1;
  cache_record.online_wildcard = true;
  cache_record.update_time = kZeroTime;
  cache_record.cache_size = 100;
  EXPECT_TRUE(db.InsertCache(&cache_record));

  EXPECT_EQ(100, db.GetOriginUsage(kOrigin));

  group_record.group_id = 2;
  group_record.manifest_url = kManifestUrl2;
  group_record.origin = kOrigin;
  EXPECT_TRUE(db.InsertGroup(&group_record));
  cache_record.cache_id = 2;
  cache_record.group_id = 2;
  cache_record.online_wildcard = true;
  cache_record.update_time = kZeroTime;
  cache_record.cache_size = 1000;
  EXPECT_TRUE(db.InsertCache(&cache_record));

  EXPECT_EQ(1100, db.GetOriginUsage(kOrigin));

  group_record.group_id = 3;
  group_record.manifest_url = kOtherOriginManifestUrl;
  group_record.origin = kOtherOrigin;
  EXPECT_TRUE(db.InsertGroup(&group_record));
  cache_record.cache_id = 3;
  cache_record.group_id = 3;
  cache_record.online_wildcard = true;
  cache_record.update_time = kZeroTime;
  cache_record.cache_size = 5000;
  EXPECT_TRUE(db.InsertCache(&cache_record));

  EXPECT_EQ(5000, db.GetOriginUsage(kOtherOrigin));

  EXPECT_TRUE(db.FindCachesForOrigin(kOrigin, &cache_records));
  EXPECT_EQ(2U, cache_records.size());
  cache_records.clear();
  EXPECT_TRUE(db.FindCachesForOrigin(kOtherOrigin, &cache_records));
  EXPECT_EQ(1U, cache_records.size());

  std::map<GURL, int64> usage_map;
  EXPECT_TRUE(db.GetAllOriginUsage(&usage_map));
  EXPECT_EQ(2U, usage_map.size());
  EXPECT_EQ(1100, usage_map[kOrigin]);
  EXPECT_EQ(5000, usage_map[kOtherOrigin]);
}

#if defined(APPCACHE_USE_SIMPLE_CACHE)
// There is no such upgrade path in this case.
#else
TEST(AppCacheDatabaseTest, UpgradeSchema3to5) {
  // Real file on disk for this test.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  const base::FilePath kDbFile = temp_dir.path().AppendASCII("upgrade3.db");

  const GURL kMockOrigin("http://mockorigin/");
  const char kNamespaceUrlFormat[] = "namespace%d";
  const char kTargetUrlFormat[] = "target%d";
  const int kNumNamespaces = 10;

  // Create a v3 schema based database containing some fallback records.
  {
    const int kVersion3 = 3;
    const char kGroupsTable[] = "Groups";
    const char kCachesTable[] = "Caches";
    const char kEntriesTable[] = "Entries";
    const char kFallbackNameSpacesTable[] = "FallbackNameSpaces";
    const char kOnlineWhiteListsTable[] = "OnlineWhiteLists";
    const char kDeletableResponseIdsTable[] = "DeletableResponseIds";

    const struct {
      const char* table_name;
      const char* columns;
    } kTables3[] = {
      { kGroupsTable,
        "(group_id INTEGER PRIMARY KEY,"
        " origin TEXT,"
        " manifest_url TEXT,"
        " creation_time INTEGER,"
        " last_access_time INTEGER)" },

      { kCachesTable,
        "(cache_id INTEGER PRIMARY KEY,"
        " group_id INTEGER,"
        " online_wildcard INTEGER CHECK(online_wildcard IN (0, 1)),"
        " update_time INTEGER,"
        " cache_size INTEGER)" },  // intentionally not normalized

      { kEntriesTable,
        "(cache_id INTEGER,"
        " url TEXT,"
        " flags INTEGER,"
        " response_id INTEGER,"
        " response_size INTEGER)" },

      { kFallbackNameSpacesTable,
        "(cache_id INTEGER,"
        " origin TEXT,"  // intentionally not normalized
        " namespace_url TEXT,"
        " fallback_entry_url TEXT)" },

      { kOnlineWhiteListsTable,
        "(cache_id INTEGER,"
        " namespace_url TEXT)" },

      { kDeletableResponseIdsTable,
        "(response_id INTEGER NOT NULL)" },
    };

    const struct {
      const char* index_name;
      const char* table_name;
      const char* columns;
      bool unique;
    } kIndexes3[] = {
      { "GroupsOriginIndex",
        kGroupsTable,
        "(origin)",
        false },

      { "GroupsManifestIndex",
        kGroupsTable,
        "(manifest_url)",
        true },

      { "CachesGroupIndex",
        kCachesTable,
        "(group_id)",
        false },

      { "EntriesCacheIndex",
        kEntriesTable,
        "(cache_id)",
        false },

      { "EntriesCacheAndUrlIndex",
        kEntriesTable,
        "(cache_id, url)",
        true },

      { "EntriesResponseIdIndex",
        kEntriesTable,
        "(response_id)",
        true },

      { "FallbackNameSpacesCacheIndex",
        kFallbackNameSpacesTable,
        "(cache_id)",
        false },

      { "FallbackNameSpacesOriginIndex",
        kFallbackNameSpacesTable,
        "(origin)",
        false },

      { "FallbackNameSpacesCacheAndUrlIndex",
        kFallbackNameSpacesTable,
        "(cache_id, namespace_url)",
        true },

      { "OnlineWhiteListCacheIndex",
        kOnlineWhiteListsTable,
        "(cache_id)",
        false },

      { "DeletableResponsesIdIndex",
        kDeletableResponseIdsTable,
        "(response_id)",
        true },
    };

    const int kTableCount3 = ARRAYSIZE_UNSAFE(kTables3);
    const int kIndexCount3 = ARRAYSIZE_UNSAFE(kIndexes3);

    sql::Connection connection;
    EXPECT_TRUE(connection.Open(kDbFile));

    sql::Transaction transaction(&connection);
    EXPECT_TRUE(transaction.Begin());

    sql::MetaTable meta_table;
    EXPECT_TRUE(meta_table.Init(&connection, kVersion3, kVersion3));

    for (int i = 0; i < kTableCount3; ++i) {
      std::string sql("CREATE TABLE ");
      sql += kTables3[i].table_name;
      sql += kTables3[i].columns;
      EXPECT_TRUE(connection.Execute(sql.c_str()));
    }

    for (int i = 0; i < kIndexCount3; ++i) {
      std::string sql;
      if (kIndexes3[i].unique)
        sql += "CREATE UNIQUE INDEX ";
      else
        sql += "CREATE INDEX ";
      sql += kIndexes3[i].index_name;
      sql += " ON ";
      sql += kIndexes3[i].table_name;
      sql += kIndexes3[i].columns;
      EXPECT_TRUE(connection.Execute(sql.c_str()));
    }

    const char* kSql =
        "INSERT INTO FallbackNameSpaces"
        "  (cache_id, origin, namespace_url, fallback_entry_url)"
        "  VALUES (?, ?, ?, ?)";

    sql::Statement statement;
    statement.Assign(connection.GetUniqueStatement(kSql));
    EXPECT_TRUE(statement.is_valid());
    for (int i = 0; i < kNumNamespaces; ++i) {
      GURL namespace_url(
          kMockOrigin.Resolve(base::StringPrintf(kNamespaceUrlFormat, i)));
      GURL target_url(
          kMockOrigin.Resolve(base::StringPrintf(kTargetUrlFormat, i)));
      statement.BindInt64(0, i);
      statement.BindString(1, kMockOrigin.spec().c_str());
      statement.BindString(2, namespace_url.spec().c_str());
      statement.BindString(3, target_url.spec().c_str());
      ASSERT_TRUE(statement.Run());
      statement.Reset(true);
    }

    EXPECT_TRUE(transaction.Commit());
  }

  // Open that database and verify that it got updated.
  AppCacheDatabase db(kDbFile);
  EXPECT_TRUE(db.LazyOpen(true));

  EXPECT_FALSE(db.db_->DoesTableExist("FallbackNameSpaces"));
  EXPECT_FALSE(db.db_->DoesIndexExist("FallbackNamesSpacesCacheIndex"));
  EXPECT_FALSE(db.db_->DoesIndexExist("FallbackNameSpacesOriginIndex"));
  EXPECT_FALSE(db.db_->DoesIndexExist("FallbackNameSpacesCacheAndUrlIndex"));

  EXPECT_TRUE(db.db_->DoesTableExist("Namespaces"));
  EXPECT_TRUE(db.db_->DoesIndexExist("NamespacesCacheIndex"));
  EXPECT_TRUE(db.db_->DoesIndexExist("NamespacesOriginIndex"));
  EXPECT_TRUE(db.db_->DoesIndexExist("NamespacesCacheAndUrlIndex"));
  EXPECT_TRUE(db.db_->DoesColumnExist("Namespaces", "is_pattern"));
  EXPECT_TRUE(db.db_->DoesColumnExist("OnlineWhiteLists", "is_pattern"));

  EXPECT_EQ(5, db.meta_table_->GetVersionNumber());
  EXPECT_EQ(5, db.meta_table_->GetCompatibleVersionNumber());

  std::vector<AppCacheDatabase::NamespaceRecord> intercepts;
  std::vector<AppCacheDatabase::NamespaceRecord> fallbacks;
  EXPECT_TRUE(db.FindNamespacesForOrigin(kMockOrigin, &intercepts,
                                         &fallbacks));
  EXPECT_TRUE(intercepts.empty());
  EXPECT_EQ(kNumNamespaces, static_cast<int>(fallbacks.size()));

  for (int i = 0; i < kNumNamespaces; ++i) {
    GURL expected_namespace_url(
        kMockOrigin.Resolve(base::StringPrintf(kNamespaceUrlFormat, i)));
    GURL expected_target_url(
        kMockOrigin.Resolve(base::StringPrintf(kTargetUrlFormat, i)));

    EXPECT_EQ(i, fallbacks[i].cache_id);
    EXPECT_EQ(FALLBACK_NAMESPACE, fallbacks[i].namespace_.type);
    EXPECT_EQ(kMockOrigin, fallbacks[i].origin);
    EXPECT_EQ(expected_namespace_url, fallbacks[i].namespace_.namespace_url);
    EXPECT_EQ(expected_target_url, fallbacks[i].namespace_.target_url);
    EXPECT_FALSE(fallbacks[i].namespace_.is_pattern);
  }
}
#endif  // !APPCACHE_USE_SIMPLE_CACHE

#if defined(APPCACHE_USE_SIMPLE_CACHE)
// There is no such upgrade path in this case.
#else
TEST(AppCacheDatabaseTest, UpgradeSchema4to5) {
  // Real file on disk for this test.
  base::ScopedTempDir temp_dir;
  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
  const base::FilePath kDbFile = temp_dir.path().AppendASCII("upgrade4.db");

  const GURL kMockOrigin("http://mockorigin/");
  const char kNamespaceUrlFormat[] = "namespace%d";
  const char kWhitelistUrlFormat[] = "whitelist%d";
  const char kTargetUrlFormat[] = "target%d";
  const int kNumNamespaces = 10;
  const int kWhitelistCacheId = 1;

  // Create a v4 schema based database containing some fallback records.
  {
    const int kVersion4 = 4;
    const char kGroupsTable[] = "Groups";
    const char kCachesTable[] = "Caches";
    const char kEntriesTable[] = "Entries";
    const char kNamespacesTable[] = "Namespaces";
    const char kOnlineWhiteListsTable[] = "OnlineWhiteLists";
    const char kDeletableResponseIdsTable[] = "DeletableResponseIds";

    struct TableInfo {
      const char* table_name;
      const char* columns;
    };

    struct IndexInfo {
      const char* index_name;
      const char* table_name;
      const char* columns;
      bool unique;
    };

    const TableInfo kTables4[] = {
      { kGroupsTable,
        "(group_id INTEGER PRIMARY KEY,"
        " origin TEXT,"
        " manifest_url TEXT,"
        " creation_time INTEGER,"
        " last_access_time INTEGER)" },

      { kCachesTable,
        "(cache_id INTEGER PRIMARY KEY,"
        " group_id INTEGER,"
        " online_wildcard INTEGER CHECK(online_wildcard IN (0, 1)),"
        " update_time INTEGER,"
        " cache_size INTEGER)" },  // intentionally not normalized

      { kEntriesTable,
        "(cache_id INTEGER,"
        " url TEXT,"
        " flags INTEGER,"
        " response_id INTEGER,"
        " response_size INTEGER)" },

      { kNamespacesTable,
        "(cache_id INTEGER,"
        " origin TEXT,"  // intentionally not normalized
        " type INTEGER,"
        " namespace_url TEXT,"
        " target_url TEXT)" },

      { kOnlineWhiteListsTable,
        "(cache_id INTEGER,"
        " namespace_url TEXT)" },

      { kDeletableResponseIdsTable,
        "(response_id INTEGER NOT NULL)" },
    };

    const IndexInfo kIndexes4[] = {
      { "GroupsOriginIndex",
        kGroupsTable,
        "(origin)",
        false },

      { "GroupsManifestIndex",
        kGroupsTable,
        "(manifest_url)",
        true },

      { "CachesGroupIndex",
        kCachesTable,
        "(group_id)",
        false },

      { "EntriesCacheIndex",
        kEntriesTable,
        "(cache_id)",
        false },

      { "EntriesCacheAndUrlIndex",
        kEntriesTable,
        "(cache_id, url)",
        true },

      { "EntriesResponseIdIndex",
        kEntriesTable,
        "(response_id)",
        true },

      { "NamespacesCacheIndex",
        kNamespacesTable,
        "(cache_id)",
        false },

      { "NamespacesOriginIndex",
        kNamespacesTable,
        "(origin)",
        false },

      { "NamespacesCacheAndUrlIndex",
        kNamespacesTable,
        "(cache_id, namespace_url)",
        true },

      { "OnlineWhiteListCacheIndex",
        kOnlineWhiteListsTable,
        "(cache_id)",
        false },

      { "DeletableResponsesIdIndex",
        kDeletableResponseIdsTable,
        "(response_id)",
        true },
    };

    const int kTableCount4 = ARRAYSIZE_UNSAFE(kTables4);
    const int kIndexCount4 = ARRAYSIZE_UNSAFE(kIndexes4);

    sql::Connection connection;
    EXPECT_TRUE(connection.Open(kDbFile));

    sql::Transaction transaction(&connection);
    EXPECT_TRUE(transaction.Begin());

    sql::MetaTable meta_table;
    EXPECT_TRUE(meta_table.Init(&connection, kVersion4, kVersion4));

    for (int i = 0; i < kTableCount4; ++i) {
      std::string sql("CREATE TABLE ");
      sql += kTables4[i].table_name;
      sql += kTables4[i].columns;
      EXPECT_TRUE(connection.Execute(sql.c_str()));
    }

    for (int i = 0; i < kIndexCount4; ++i) {
      std::string sql;
      if (kIndexes4[i].unique)
        sql += "CREATE UNIQUE INDEX ";
      else
        sql += "CREATE INDEX ";
      sql += kIndexes4[i].index_name;
      sql += " ON ";
      sql += kIndexes4[i].table_name;
      sql += kIndexes4[i].columns;
      EXPECT_TRUE(connection.Execute(sql.c_str()));
    }

    const char* kNamespacesSql =
        "INSERT INTO Namespaces"
        "  (cache_id, origin, type, namespace_url, target_url)"
        "  VALUES (?, ?, ?, ?, ?)";
    sql::Statement statement;
    statement.Assign(connection.GetUniqueStatement(kNamespacesSql));
    EXPECT_TRUE(statement.is_valid());
    for (int i = 0; i < kNumNamespaces; ++i) {
      GURL namespace_url(
          kMockOrigin.Resolve(base::StringPrintf(kNamespaceUrlFormat, i)));
      GURL target_url(
          kMockOrigin.Resolve(base::StringPrintf(kTargetUrlFormat, i)));
      statement.BindInt64(0, i);
      statement.BindString(1, kMockOrigin.spec().c_str());
      statement.BindInt(2, FALLBACK_NAMESPACE);
      statement.BindString(3, namespace_url.spec().c_str());
      statement.BindString(4, target_url.spec().c_str());
      ASSERT_TRUE(statement.Run());
      statement.Reset(true);
    }

    const char* kWhitelistsSql =
        "INSERT INTO OnlineWhiteLists"
        "  (cache_id, namespace_url)"
        "  VALUES (?, ?)";
    statement.Assign(connection.GetUniqueStatement(kWhitelistsSql));
    EXPECT_TRUE(statement.is_valid());
    for (int i = 0; i < kNumNamespaces; ++i) {
      GURL namespace_url(
          kMockOrigin.Resolve(base::StringPrintf(kWhitelistUrlFormat, i)));
      statement.BindInt64(0, kWhitelistCacheId);
      statement.BindString(1, namespace_url.spec().c_str());
      ASSERT_TRUE(statement.Run());
      statement.Reset(true);
    }

    EXPECT_TRUE(transaction.Commit());
  }

  // Open that database and verify that it got upgraded to v5.
  AppCacheDatabase db(kDbFile);
  EXPECT_TRUE(db.LazyOpen(true));
  EXPECT_TRUE(db.db_->DoesColumnExist("Namespaces", "is_pattern"));
  EXPECT_TRUE(db.db_->DoesColumnExist("OnlineWhiteLists", "is_pattern"));
  EXPECT_EQ(5, db.meta_table_->GetVersionNumber());
  EXPECT_EQ(5, db.meta_table_->GetCompatibleVersionNumber());

  std::vector<AppCacheDatabase::NamespaceRecord> intercepts;
  std::vector<AppCacheDatabase::NamespaceRecord> fallbacks;
  EXPECT_TRUE(db.FindNamespacesForOrigin(kMockOrigin, &intercepts,
                                         &fallbacks));
  EXPECT_TRUE(intercepts.empty());
  EXPECT_EQ(kNumNamespaces, static_cast<int>(fallbacks.size()));

  std::vector<AppCacheDatabase::OnlineWhiteListRecord> whitelists;
  EXPECT_TRUE(db.FindOnlineWhiteListForCache(kWhitelistCacheId, &whitelists));
  EXPECT_EQ(kNumNamespaces, static_cast<int>(whitelists.size()));

  for (int i = 0; i < kNumNamespaces; ++i) {
    GURL expected_namespace_url(
        kMockOrigin.Resolve(base::StringPrintf(kNamespaceUrlFormat, i)));
    GURL expected_target_url(
        kMockOrigin.Resolve(base::StringPrintf(kTargetUrlFormat, i)));
    GURL expected_whitelist_url(
        kMockOrigin.Resolve(base::StringPrintf(kWhitelistUrlFormat, i)));

    EXPECT_EQ(i, fallbacks[i].cache_id);
    EXPECT_EQ(FALLBACK_NAMESPACE, fallbacks[i].namespace_.type);
    EXPECT_EQ(kMockOrigin, fallbacks[i].origin);
    EXPECT_EQ(expected_namespace_url, fallbacks[i].namespace_.namespace_url);
    EXPECT_EQ(expected_target_url, fallbacks[i].namespace_.target_url);
    EXPECT_FALSE(fallbacks[i].namespace_.is_pattern);
    EXPECT_EQ(expected_whitelist_url, whitelists[i].namespace_url);
    EXPECT_FALSE(whitelists[i].is_pattern);
  }
}
#endif  // !APPCACHE_USE_SIMPLE_CACHE

}  // namespace appcache
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root/webkit/browser/appcache/appcache_database_unittest.cc

DEFINITIONS
