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1 /* | |
2 * Copyright 2012 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #include "SkTObjectPool.h" | |
9 #include "SkTObjectPool.h" | |
10 #include "Test.h" | |
11 | |
12 class PoolEntry { | |
13 public: | |
14 private: | |
15 SK_DECLARE_INTERNAL_SLIST_INTERFACE(PoolEntry); | |
16 }; | |
17 | |
18 static const int kNumItemsPerBlock = 3; | |
19 typedef SkTObjectPool<PoolEntry, kNumItemsPerBlock> ObjectPoolType; | |
20 | |
21 static bool verifyPool(skiatest::Reporter* reporter, | |
22 const ObjectPoolType& pool, | |
23 const char* stage, | |
24 int available, int blocks) { | |
25 if (available != pool.available()) { | |
26 ERRORF(reporter, "%s - Pool available is %d not %d", | |
27 stage, pool.available(), available); | |
28 return false; | |
29 } | |
30 if (blocks != pool.blocks()) { | |
31 ERRORF(reporter, "%s - Pool blocks is %d not %d", | |
32 stage, pool.blocks(), blocks); | |
33 return false; | |
34 } | |
35 return true; | |
36 } | |
37 | |
38 static const int kNumToAcquire = kNumItemsPerBlock * 5; | |
39 static void testObjectPool(skiatest::Reporter* reporter) { | |
40 ObjectPoolType pool; | |
41 SkTInternalSList<PoolEntry> used; | |
42 verifyPool(reporter, pool, "empty", 0, 0); | |
43 for (int index = 0; index < kNumToAcquire; ++index) { | |
44 used.push(pool.acquire()); | |
45 int blocks = (index / kNumItemsPerBlock) + 1; | |
46 int available = (blocks * kNumItemsPerBlock) - (index + 1); | |
47 if (!verifyPool(reporter, pool, "acquire", available, blocks)) { | |
48 return; | |
49 } | |
50 } | |
51 int available = pool.available(); | |
52 int blocks = pool.blocks(); | |
53 for (int index = 0; index < kNumToAcquire / 2; ++index) { | |
54 pool.release(used.pop()); | |
55 ++available; | |
56 if (!verifyPool(reporter, pool, "release", available, blocks)) { | |
57 return; | |
58 } | |
59 } | |
60 available += used.getCount(); | |
61 pool.releaseAll(&used); | |
62 REPORTER_ASSERT(reporter, used.isEmpty()); | |
63 verifyPool(reporter, pool, "releaseAll", available, blocks); | |
64 } | |
65 | |
66 DEF_TEST(ObjectPool, reporter) { | |
67 testObjectPool(reporter); | |
68 } | |
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