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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/bind.h" | 5 #include "base/bind.h" |
6 #include "base/files/file_util.h" | 6 #include "base/files/file_util.h" |
7 #include "base/files/scoped_temp_dir.h" | 7 #include "base/files/scoped_temp_dir.h" |
8 #include "base/macros.h" | 8 #include "base/macros.h" |
9 #include "base/message_loop/message_loop.h" | 9 #include "base/message_loop/message_loop.h" |
10 #include "base/strings/utf_string_conversions.h" | 10 #include "base/strings/utf_string_conversions.h" |
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261 dom_namespace = context_->GetStorageNamespace(kSessionStorageNamespaceId); | 261 dom_namespace = context_->GetStorageNamespace(kSessionStorageNamespaceId); |
262 area = dom_namespace->OpenStorageArea(kOrigin); | 262 area = dom_namespace->OpenStorageArea(kOrigin); |
263 read_value = area->GetItem(kKey); | 263 read_value = area->GetItem(kKey); |
264 EXPECT_TRUE(read_value.is_null()); | 264 EXPECT_TRUE(read_value.is_null()); |
265 dom_namespace->CloseStorageArea(area); | 265 dom_namespace->CloseStorageArea(area); |
266 context_->Shutdown(); | 266 context_->Shutdown(); |
267 context_ = NULL; | 267 context_ = NULL; |
268 base::MessageLoop::current()->RunUntilIdle(); | 268 base::MessageLoop::current()->RunUntilIdle(); |
269 } | 269 } |
270 | 270 |
| 271 TEST_F(DOMStorageContextImplTest, PurgeMemory) { |
| 272 auto dom_namespace = context_->GetStorageNamespace(kLocalStorageNamespaceId); |
| 273 auto area1 = dom_namespace->OpenStorageArea(kOrigin); |
| 274 area1->InitialImportIfNeeded(); |
| 275 |
| 276 // PURGE_UNOPENED does not delete the open area. |
| 277 context_->PurgeMemory(DOMStorageContextImpl::PURGE_UNOPENED); |
| 278 EXPECT_EQ(1u, dom_namespace->GetUsageStatistics().total_area_count); |
| 279 EXPECT_EQ(0u, dom_namespace->GetUsageStatistics().inactive_area_count); |
| 280 |
| 281 // PURGE_UNOPENED deletes the unopened area. |
| 282 dom_namespace->CloseStorageArea(area1); |
| 283 EXPECT_EQ(1u, dom_namespace->GetUsageStatistics().inactive_area_count); |
| 284 context_->PurgeMemory(DOMStorageContextImpl::PURGE_UNOPENED); |
| 285 EXPECT_EQ(0u, dom_namespace->GetUsageStatistics().total_area_count); |
| 286 |
| 287 // Add an item to the database and commit changes, and keep it open. So, cache |
| 288 // is kept alive. |
| 289 auto area2 = dom_namespace->OpenStorageArea(kOrigin); |
| 290 base::NullableString16 old_value; |
| 291 area2->SetItem(kKey, kValue, &old_value); |
| 292 // Call commit directly instead of posting task. |
| 293 area2->CommitChanges(area2->commit_batch_.get()); |
| 294 area2->commit_batch_ = nullptr; |
| 295 |
| 296 // PURGE_AGGRESSIVE clears the cache in the open area. |
| 297 EXPECT_NE(0u, dom_namespace->GetUsageStatistics().total_cache_size); |
| 298 context_->PurgeMemory(DOMStorageContextImpl::PURGE_AGGRESSIVE); |
| 299 EXPECT_EQ(0u, dom_namespace->GetUsageStatistics().total_cache_size); |
| 300 } |
| 301 |
271 } // namespace content | 302 } // namespace content |
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