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1 /* | 1 /* |
2 * Copyright (c) 2013, Google Inc. All rights reserved. | 2 * Copyright (c) 2013, Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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38 #include "platform/testing/UnitTestHelpers.h" | 38 #include "platform/testing/UnitTestHelpers.h" |
39 #include "public/platform/Platform.h" | 39 #include "public/platform/Platform.h" |
40 #include "wtf/OwnPtr.h" | 40 #include "wtf/OwnPtr.h" |
41 | 41 |
42 #include <gtest/gtest.h> | 42 #include <gtest/gtest.h> |
43 | 43 |
44 namespace blink { | 44 namespace blink { |
45 | 45 |
46 class MemoryCacheTest : public ::testing::Test { | 46 class MemoryCacheTest : public ::testing::Test { |
47 public: | 47 public: |
48 class FakeDecodedResource : public blink::Resource { | 48 class FakeDecodedResource : public Resource { |
49 public: | 49 public: |
50 FakeDecodedResource(const ResourceRequest& request, Type type) | 50 FakeDecodedResource(const ResourceRequest& request, Type type) |
51 : Resource(request, type) | 51 : Resource(request, type) |
52 { | 52 { |
53 } | 53 } |
54 | 54 |
55 virtual void appendData(const char* data, unsigned len) | 55 virtual void appendData(const char* data, unsigned len) |
56 { | 56 { |
57 Resource::appendData(data, len); | 57 Resource::appendData(data, len); |
58 setDecodedSize(this->size()); | 58 setDecodedSize(this->size()); |
59 } | 59 } |
60 | 60 |
61 protected: | 61 protected: |
62 virtual void destroyDecodedDataIfPossible() override | 62 virtual void destroyDecodedDataIfPossible() override |
63 { | 63 { |
64 setDecodedSize(0); | 64 setDecodedSize(0); |
65 } | 65 } |
66 }; | 66 }; |
67 | 67 |
68 class FakeResource : public blink::Resource { | 68 class FakeResource : public Resource { |
69 public: | 69 public: |
70 FakeResource(const ResourceRequest& request, Type type) | 70 FakeResource(const ResourceRequest& request, Type type) |
71 : Resource(request, type) | 71 : Resource(request, type) |
72 { | 72 { |
73 } | 73 } |
74 | 74 |
75 void fakeEncodedSize(size_t size) | 75 void fakeEncodedSize(size_t size) |
76 { | 76 { |
77 setEncodedSize(size); | 77 setEncodedSize(size); |
78 } | 78 } |
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198 const unsigned totalCapacity = 1; | 198 const unsigned totalCapacity = 1; |
199 const unsigned minDeadCapacity = 0; | 199 const unsigned minDeadCapacity = 0; |
200 const unsigned maxDeadCapacity = 0; | 200 const unsigned maxDeadCapacity = 0; |
201 memoryCache()->setCapacities(minDeadCapacity, maxDeadCapacity, totalCapacity
); | 201 memoryCache()->setCapacities(minDeadCapacity, maxDeadCapacity, totalCapacity
); |
202 const char data[6] = "abcde"; | 202 const char data[6] = "abcde"; |
203 cachedDeadResource->appendData(data, 3u); | 203 cachedDeadResource->appendData(data, 3u); |
204 MockImageResourceClient client; | 204 MockImageResourceClient client; |
205 cachedLiveResource->addClient(&client); | 205 cachedLiveResource->addClient(&client); |
206 cachedLiveResource->appendData(data, 4u); | 206 cachedLiveResource->appendData(data, 4u); |
207 | 207 |
208 class Task1 : public blink::WebThread::Task { | 208 class Task1 : public WebThread::Task { |
209 public: | 209 public: |
210 Task1(const ResourcePtr<Resource>& live, Resource* dead) | 210 Task1(const ResourcePtr<Resource>& live, Resource* dead) |
211 : m_live(live) | 211 : m_live(live) |
212 , m_dead(dead) | 212 , m_dead(dead) |
213 { } | 213 { } |
214 | 214 |
215 virtual void run() override | 215 virtual void run() override |
216 { | 216 { |
217 // The resource size has to be nonzero for this test to be meaningfu
l, but | 217 // The resource size has to be nonzero for this test to be meaningfu
l, but |
218 // we do not rely on it having any particular value. | 218 // we do not rely on it having any particular value. |
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233 ASSERT_EQ(m_dead->size(), memoryCache()->deadSize()); | 233 ASSERT_EQ(m_dead->size(), memoryCache()->deadSize()); |
234 ASSERT_EQ(m_live->size(), memoryCache()->liveSize()); | 234 ASSERT_EQ(m_live->size(), memoryCache()->liveSize()); |
235 ASSERT_GT(m_live->decodedSize(), 0u); | 235 ASSERT_GT(m_live->decodedSize(), 0u); |
236 } | 236 } |
237 | 237 |
238 private: | 238 private: |
239 ResourcePtr<Resource> m_live; | 239 ResourcePtr<Resource> m_live; |
240 Resource* m_dead; | 240 Resource* m_dead; |
241 }; | 241 }; |
242 | 242 |
243 class Task2 : public blink::WebThread::Task { | 243 class Task2 : public WebThread::Task { |
244 public: | 244 public: |
245 Task2(unsigned liveSizeWithoutDecode) | 245 Task2(unsigned liveSizeWithoutDecode) |
246 : m_liveSizeWithoutDecode(liveSizeWithoutDecode) { } | 246 : m_liveSizeWithoutDecode(liveSizeWithoutDecode) { } |
247 | 247 |
248 virtual void run() override | 248 virtual void run() override |
249 { | 249 { |
250 // Next task: now, the live resource was evicted. | 250 // Next task: now, the live resource was evicted. |
251 ASSERT_EQ(0u, memoryCache()->deadSize()); | 251 ASSERT_EQ(0u, memoryCache()->deadSize()); |
252 ASSERT_EQ(m_liveSizeWithoutDecode, memoryCache()->liveSize()); | 252 ASSERT_EQ(m_liveSizeWithoutDecode, memoryCache()->liveSize()); |
253 } | 253 } |
254 | 254 |
255 private: | 255 private: |
256 unsigned m_liveSizeWithoutDecode; | 256 unsigned m_liveSizeWithoutDecode; |
257 }; | 257 }; |
258 | 258 |
259 | 259 |
260 blink::Platform::current()->currentThread()->postTask(FROM_HERE, new Task1(c
achedLiveResource, cachedDeadResource)); | 260 Platform::current()->currentThread()->postTask(FROM_HERE, new Task1(cachedLi
veResource, cachedDeadResource)); |
261 blink::Platform::current()->currentThread()->postTask(FROM_HERE, new Task2(c
achedLiveResource->encodedSize() + cachedLiveResource->overheadSize())); | 261 Platform::current()->currentThread()->postTask(FROM_HERE, new Task2(cachedLi
veResource->encodedSize() + cachedLiveResource->overheadSize())); |
262 testing::runPendingTasks(); | 262 testing::runPendingTasks(); |
263 cachedLiveResource->removeClient(&client); | 263 cachedLiveResource->removeClient(&client); |
264 } | 264 } |
265 | 265 |
266 // Verified that when ordering a prune in a runLoop task, the prune | 266 // Verified that when ordering a prune in a runLoop task, the prune |
267 // is deferred to the end of the task. | 267 // is deferred to the end of the task. |
268 TEST_F(MemoryCacheTest, LiveResourceEvictionAtEndOfTask_Basic) | 268 TEST_F(MemoryCacheTest, LiveResourceEvictionAtEndOfTask_Basic) |
269 { | 269 { |
270 Resource* cachedDeadResource = | 270 Resource* cachedDeadResource = |
271 new Resource(ResourceRequest("hhtp://foo"), Resource::Raw); | 271 new Resource(ResourceRequest("hhtp://foo"), Resource::Raw); |
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572 | 572 |
573 WillBeHeapVector<Member<Resource>> resources = memoryCache()->resourcesForUR
L(url); | 573 WillBeHeapVector<Member<Resource>> resources = memoryCache()->resourcesForUR
L(url); |
574 EXPECT_EQ(2u, resources.size()); | 574 EXPECT_EQ(2u, resources.size()); |
575 | 575 |
576 memoryCache()->evictResources(); | 576 memoryCache()->evictResources(); |
577 EXPECT_FALSE(memoryCache()->contains(resource1.get())); | 577 EXPECT_FALSE(memoryCache()->contains(resource1.get())); |
578 EXPECT_FALSE(memoryCache()->contains(resource3.get())); | 578 EXPECT_FALSE(memoryCache()->contains(resource3.get())); |
579 } | 579 } |
580 | 580 |
581 } // namespace | 581 } // namespace |
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