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      1 /*
      2  * Copyright 2014 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 "SkCachedData.h"
      9 #include "SkYUVPlanesCache.h"
     10 #include "SkResourceCache.h"
     11 #include "Test.h"
     12 
     13 enum LockedState {
     14     kUnlocked,
     15     kLocked,
     16 };
     17 
     18 enum CachedState {
     19     kNotInCache,
     20     kInCache,
     21 };
     22 
     23 static void check_data(skiatest::Reporter* reporter, SkCachedData* data,
     24                        int refcnt, CachedState cacheState, LockedState lockedState) {
     25     REPORTER_ASSERT(reporter, data->testing_only_getRefCnt() == refcnt);
     26     REPORTER_ASSERT(reporter, data->testing_only_isInCache() == (kInCache == cacheState));
     27     bool isLocked = (data->data() != nullptr);
     28     REPORTER_ASSERT(reporter, isLocked == (lockedState == kLocked));
     29 }
     30 
     31 DEF_TEST(YUVPlanesCache, reporter) {
     32     SkResourceCache cache(1024);
     33 
     34     SkYUVPlanesCache::Info yuvInfo;
     35     for (int i = 0; i < 3; i++) {
     36         yuvInfo.fSizeInfo.fSizes[i].fWidth = 20 * i;
     37         yuvInfo.fSizeInfo.fSizes[i].fHeight = 10 * i;
     38         yuvInfo.fSizeInfo.fWidthBytes[i] = 80 * i;
     39     }
     40     yuvInfo.fColorSpace = kRec601_SkYUVColorSpace;
     41 
     42     const uint32_t genID = 12345678;
     43 
     44     SkCachedData* data = SkYUVPlanesCache::FindAndRef(genID, &yuvInfo, &cache);
     45     REPORTER_ASSERT(reporter, nullptr == data);
     46 
     47     size_t size = 256;
     48     data = cache.newCachedData(size);
     49     memset(data->writable_data(), 0xff, size);
     50 
     51     SkYUVPlanesCache::Add(genID, data, &yuvInfo, &cache);
     52     check_data(reporter, data, 2, kInCache, kLocked);
     53 
     54     data->unref();
     55     check_data(reporter, data, 1, kInCache, kUnlocked);
     56 
     57     SkYUVPlanesCache::Info yuvInfoRead;
     58     data = SkYUVPlanesCache::FindAndRef(genID, &yuvInfoRead, &cache);
     59 
     60     REPORTER_ASSERT(reporter, data);
     61     REPORTER_ASSERT(reporter, data->size() == size);
     62     for (int i = 0; i < 3; ++i) {
     63         REPORTER_ASSERT(reporter, yuvInfo.fSizeInfo.fSizes[i].fWidth ==
     64                 yuvInfoRead.fSizeInfo.fSizes[i].fWidth);
     65         REPORTER_ASSERT(reporter, yuvInfo.fSizeInfo.fSizes[i].fHeight ==
     66                 yuvInfoRead.fSizeInfo.fSizes[i].fHeight);
     67         REPORTER_ASSERT(reporter, yuvInfo.fSizeInfo.fWidthBytes[i] ==
     68                 yuvInfoRead.fSizeInfo.fWidthBytes[i]);
     69     }
     70     REPORTER_ASSERT(reporter, yuvInfo.fColorSpace == yuvInfoRead.fColorSpace);
     71 
     72     check_data(reporter, data, 2, kInCache, kLocked);
     73 
     74     cache.purgeAll();
     75     check_data(reporter, data, 1, kNotInCache, kLocked);
     76     data->unref();
     77 }
     78