content/browser/quota/usage_tracker_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/bind.h"
   6 #include "base/run_loop.h"
   7 #include "content/public/test/mock_special_storage_policy.h"
   8 #include "net/base/net_util.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10 #include "webkit/browser/quota/usage_tracker.h"
  11
  12 using storage::kQuotaStatusOk;
  13 using storage::kStorageTypeTemporary;
  14 using storage::QuotaClient;
  15 using storage::QuotaClientList;
  16 using storage::SpecialStoragePolicy;
  17 using storage::StorageType;
  18 using storage::UsageTracker;
  19
  20 namespace content {
  21
  22 namespace {
  23
  24 void DidGetGlobalUsage(bool* done,
  25                        int64* usage_out,
  26                        int64* unlimited_usage_out,
  27                        int64 usage,
  28                        int64 unlimited_usage) {
  29   EXPECT_FALSE(*done);
  30   *done = true;
  31   *usage_out = usage;
  32   *unlimited_usage_out = unlimited_usage;
  33 }
  34
  35 void DidGetUsage(bool* done,
  36                  int64* usage_out,
  37                  int64 usage) {
  38   EXPECT_FALSE(*done);
  39   *done = true;
  40   *usage_out = usage;
  41 }
  42
  43 }  // namespace
  44
  45 class MockQuotaClient : public QuotaClient {
  46  public:
  47   MockQuotaClient() {}
  48   virtual ~MockQuotaClient() {}
  49
  50   virtual ID id() const OVERRIDE {
  51     return kFileSystem;
  52   }
  53
  54   virtual void OnQuotaManagerDestroyed() OVERRIDE {}
  55
  56   virtual void GetOriginUsage(const GURL& origin,
  57                               StorageType type,
  58                               const GetUsageCallback& callback) OVERRIDE {
  59     EXPECT_EQ(kStorageTypeTemporary, type);
  60     int64 usage = GetUsage(origin);
  61     base::MessageLoop::current()->PostTask(FROM_HERE,
  62                                            base::Bind(callback, usage));
  63   }
  64
  65   virtual void GetOriginsForType(StorageType type,
  66                                  const GetOriginsCallback& callback) OVERRIDE {
  67     EXPECT_EQ(kStorageTypeTemporary, type);
  68     std::set<GURL> origins;
  69     for (UsageMap::const_iterator itr = usage_map_.begin();
  70          itr != usage_map_.end(); ++itr) {
  71       origins.insert(itr->first);
  72     }
  73     base::MessageLoop::current()->PostTask(FROM_HERE,
  74                                            base::Bind(callback, origins));
  75   }
  76
  77   virtual void GetOriginsForHost(StorageType type,
  78                                  const std::string& host,
  79                                  const GetOriginsCallback& callback) OVERRIDE {
  80     EXPECT_EQ(kStorageTypeTemporary, type);
  81     std::set<GURL> origins;
  82     for (UsageMap::const_iterator itr = usage_map_.begin();
  83          itr != usage_map_.end(); ++itr) {
  84       if (net::GetHostOrSpecFromURL(itr->first) == host)
  85         origins.insert(itr->first);
  86     }
  87     base::MessageLoop::current()->PostTask(FROM_HERE,
  88                                            base::Bind(callback, origins));
  89   }
  90
  91   virtual void DeleteOriginData(const GURL& origin,
  92                                 StorageType type,
  93                                 const DeletionCallback& callback) OVERRIDE {
  94     EXPECT_EQ(kStorageTypeTemporary, type);
  95     usage_map_.erase(origin);
  96     base::MessageLoop::current()->PostTask(
  97         FROM_HERE, base::Bind(callback, kQuotaStatusOk));
  98   }
  99
 100   virtual bool DoesSupport(storage::StorageType type) const OVERRIDE {
 101     return type == storage::kStorageTypeTemporary;
 102   }
 103
 104   int64 GetUsage(const GURL& origin) {
 105     UsageMap::const_iterator found = usage_map_.find(origin);
 106     if (found == usage_map_.end())
 107       return 0;
 108     return found->second;
 109   }
 110
 111   void SetUsage(const GURL& origin, int64 usage) {
 112     usage_map_[origin] = usage;
 113   }
 114
 115   int64 UpdateUsage(const GURL& origin, int64 delta) {
 116     return usage_map_[origin] += delta;
 117   }
 118
 119  private:
 120   typedef std::map<GURL, int64> UsageMap;
 121
 122   UsageMap usage_map_;
 123
 124   DISALLOW_COPY_AND_ASSIGN(MockQuotaClient);
 125 };
 126
 127 class UsageTrackerTest : public testing::Test {
 128  public:
 129   UsageTrackerTest()
 130       : storage_policy_(new MockSpecialStoragePolicy()),
 131         usage_tracker_(GetUsageTrackerList(), kStorageTypeTemporary,
 132                        storage_policy_.get(), NULL) {
 133   }
 134
 135   virtual ~UsageTrackerTest() {}
 136
 137   UsageTracker* usage_tracker() {
 138     return &usage_tracker_;
 139   }
 140
 141   void UpdateUsage(const GURL& origin, int64 delta) {
 142     quota_client_.UpdateUsage(origin, delta);
 143     usage_tracker_.UpdateUsageCache(quota_client_.id(), origin, delta);
 144     base::RunLoop().RunUntilIdle();
 145   }
 146
 147   void UpdateUsageWithoutNotification(const GURL& origin, int64 delta) {
 148     quota_client_.UpdateUsage(origin, delta);
 149   }
 150
 151   void GetGlobalLimitedUsage(int64* limited_usage) {
 152     bool done = false;
 153     usage_tracker_.GetGlobalLimitedUsage(base::Bind(
 154         &DidGetUsage, &done, limited_usage));
 155     base::RunLoop().RunUntilIdle();
 156
 157     EXPECT_TRUE(done);
 158   }
 159
 160   void GetGlobalUsage(int64* usage, int64* unlimited_usage) {
 161     bool done = false;
 162     usage_tracker_.GetGlobalUsage(base::Bind(
 163         &DidGetGlobalUsage,
 164         &done, usage, unlimited_usage));
 165     base::RunLoop().RunUntilIdle();
 166
 167     EXPECT_TRUE(done);
 168   }
 169
 170   void GetHostUsage(const std::string& host, int64* usage) {
 171     bool done = false;
 172     usage_tracker_.GetHostUsage(host, base::Bind(&DidGetUsage, &done, usage));
 173     base::RunLoop().RunUntilIdle();
 174
 175     EXPECT_TRUE(done);
 176   }
 177
 178   void GrantUnlimitedStoragePolicy(const GURL& origin) {
 179     if (!storage_policy_->IsStorageUnlimited(origin)) {
 180       storage_policy_->AddUnlimited(origin);
 181       storage_policy_->NotifyGranted(
 182           origin, SpecialStoragePolicy::STORAGE_UNLIMITED);
 183     }
 184   }
 185
 186   void RevokeUnlimitedStoragePolicy(const GURL& origin) {
 187     if (storage_policy_->IsStorageUnlimited(origin)) {
 188       storage_policy_->RemoveUnlimited(origin);
 189       storage_policy_->NotifyRevoked(
 190           origin, SpecialStoragePolicy::STORAGE_UNLIMITED);
 191     }
 192   }
 193
 194   void SetUsageCacheEnabled(const GURL& origin, bool enabled) {
 195     usage_tracker_.SetUsageCacheEnabled(
 196         quota_client_.id(), origin, enabled);
 197   }
 198
 199  private:
 200   QuotaClientList GetUsageTrackerList() {
 201     QuotaClientList client_list;
 202     client_list.push_back(&quota_client_);
 203     return client_list;
 204   }
 205
 206   base::MessageLoop message_loop_;
 207
 208   scoped_refptr<MockSpecialStoragePolicy> storage_policy_;
 209   MockQuotaClient quota_client_;
 210   UsageTracker usage_tracker_;
 211
 212   DISALLOW_COPY_AND_ASSIGN(UsageTrackerTest);
 213 };
 214
 215 TEST_F(UsageTrackerTest, GrantAndRevokeUnlimitedStorage) {
 216   int64 usage = 0;
 217   int64 unlimited_usage = 0;
 218   int64 host_usage = 0;
 219   GetGlobalUsage(&usage, &unlimited_usage);
 220   EXPECT_EQ(0, usage);
 221   EXPECT_EQ(0, unlimited_usage);
 222
 223   const GURL origin("http://example.com");
 224   const std::string host(net::GetHostOrSpecFromURL(origin));
 225
 226   UpdateUsage(origin, 100);
 227   GetGlobalUsage(&usage, &unlimited_usage);
 228   GetHostUsage(host, &host_usage);
 229   EXPECT_EQ(100, usage);
 230   EXPECT_EQ(0, unlimited_usage);
 231   EXPECT_EQ(100, host_usage);
 232
 233   GrantUnlimitedStoragePolicy(origin);
 234   GetGlobalUsage(&usage, &unlimited_usage);
 235   GetHostUsage(host, &host_usage);
 236   EXPECT_EQ(100, usage);
 237   EXPECT_EQ(100, unlimited_usage);
 238   EXPECT_EQ(100, host_usage);
 239
 240   RevokeUnlimitedStoragePolicy(origin);
 241   GetGlobalUsage(&usage, &unlimited_usage);
 242   GetHostUsage(host, &host_usage);
 243   EXPECT_EQ(100, usage);
 244   EXPECT_EQ(0, unlimited_usage);
 245   EXPECT_EQ(100, host_usage);
 246 }
 247
 248 TEST_F(UsageTrackerTest, CacheDisabledClientTest) {
 249   int64 usage = 0;
 250   int64 unlimited_usage = 0;
 251   int64 host_usage = 0;
 252
 253   const GURL origin("http://example.com");
 254   const std::string host(net::GetHostOrSpecFromURL(origin));
 255
 256   UpdateUsage(origin, 100);
 257   GetGlobalUsage(&usage, &unlimited_usage);
 258   GetHostUsage(host, &host_usage);
 259   EXPECT_EQ(100, usage);
 260   EXPECT_EQ(0, unlimited_usage);
 261   EXPECT_EQ(100, host_usage);
 262
 263   UpdateUsageWithoutNotification(origin, 100);
 264   GetGlobalUsage(&usage, &unlimited_usage);
 265   GetHostUsage(host, &host_usage);
 266   EXPECT_EQ(100, usage);
 267   EXPECT_EQ(0, unlimited_usage);
 268   EXPECT_EQ(100, host_usage);
 269
 270   GrantUnlimitedStoragePolicy(origin);
 271   UpdateUsageWithoutNotification(origin, 100);
 272   SetUsageCacheEnabled(origin, false);
 273   UpdateUsageWithoutNotification(origin, 100);
 274
 275   GetGlobalUsage(&usage, &unlimited_usage);
 276   GetHostUsage(host, &host_usage);
 277   EXPECT_EQ(400, usage);
 278   EXPECT_EQ(400, unlimited_usage);
 279   EXPECT_EQ(400, host_usage);
 280
 281   RevokeUnlimitedStoragePolicy(origin);
 282   GetGlobalUsage(&usage, &unlimited_usage);
 283   GetHostUsage(host, &host_usage);
 284   EXPECT_EQ(400, usage);
 285   EXPECT_EQ(0, unlimited_usage);
 286   EXPECT_EQ(400, host_usage);
 287
 288   SetUsageCacheEnabled(origin, true);
 289   UpdateUsage(origin, 100);
 290
 291   GetGlobalUsage(&usage, &unlimited_usage);
 292   GetHostUsage(host, &host_usage);
 293   EXPECT_EQ(500, usage);
 294   EXPECT_EQ(0, unlimited_usage);
 295   EXPECT_EQ(500, host_usage);
 296 }
 297
 298 TEST_F(UsageTrackerTest, LimitedGlobalUsageTest) {
 299   const GURL kNormal("http://normal");
 300   const GURL kUnlimited("http://unlimited");
 301   const GURL kNonCached("http://non_cached");
 302   const GURL kNonCachedUnlimited("http://non_cached-unlimited");
 303
 304   GrantUnlimitedStoragePolicy(kUnlimited);
 305   GrantUnlimitedStoragePolicy(kNonCachedUnlimited);
 306
 307   SetUsageCacheEnabled(kNonCached, false);
 308   SetUsageCacheEnabled(kNonCachedUnlimited, false);
 309
 310   UpdateUsageWithoutNotification(kNormal, 1);
 311   UpdateUsageWithoutNotification(kUnlimited, 2);
 312   UpdateUsageWithoutNotification(kNonCached, 4);
 313   UpdateUsageWithoutNotification(kNonCachedUnlimited, 8);
 314
 315   int64 limited_usage = 0;
 316   int64 total_usage = 0;
 317   int64 unlimited_usage = 0;
 318
 319   GetGlobalLimitedUsage(&limited_usage);
 320   GetGlobalUsage(&total_usage, &unlimited_usage);
 321   EXPECT_EQ(1 + 4, limited_usage);
 322   EXPECT_EQ(1 + 2 + 4 + 8, total_usage);
 323   EXPECT_EQ(2 + 8, unlimited_usage);
 324
 325   UpdateUsageWithoutNotification(kNonCached, 16 - 4);
 326   UpdateUsageWithoutNotification(kNonCachedUnlimited, 32 - 8);
 327
 328   GetGlobalLimitedUsage(&limited_usage);
 329   GetGlobalUsage(&total_usage, &unlimited_usage);
 330   EXPECT_EQ(1 + 16, limited_usage);
 331   EXPECT_EQ(1 + 2 + 16 + 32, total_usage);
 332   EXPECT_EQ(2 + 32, unlimited_usage);
 333 }
 334
 335
 336 }  // namespace content