src/third_party/skia/tests/GrBinHashKeyTest.cpp

   1 /*
   2  * Copyright 2010 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 // This is a GPU-backend specific test
   9 #if SK_SUPPORT_GPU
  10
  11 #include "GrMurmur3HashKey.h"
  12 #include "GrBinHashKey.h"
  13
  14 #include "Test.h"
  15
  16 template<typename KeyType> static void TestHash(skiatest::Reporter* reporter) {
  17     const char* testStringA_ = "abcdABCD";
  18     const char* testStringB_ = "abcdBBCD";
  19     const uint32_t* testStringA = reinterpret_cast<const uint32_t*>(testStringA_);
  20     const uint32_t* testStringB = reinterpret_cast<const uint32_t*>(testStringB_);
  21
  22     KeyType keyA;
  23     keyA.setKeyData(testStringA);
  24     // test copy constructor and comparison
  25     KeyType keyA2(keyA);
  26     REPORTER_ASSERT(reporter, keyA == keyA2);
  27     REPORTER_ASSERT(reporter, keyA.getHash() == keyA2.getHash());
  28     // test re-init
  29     keyA2.setKeyData(testStringA);
  30     REPORTER_ASSERT(reporter, keyA == keyA2);
  31     REPORTER_ASSERT(reporter, keyA.getHash() == keyA2.getHash());
  32     // test sorting
  33     KeyType keyB;
  34     keyB.setKeyData(testStringB);
  35     REPORTER_ASSERT(reporter, keyA.getHash() != keyB.getHash());
  36 }
  37
  38
  39 DEF_TEST(GrBinHashKey, reporter) {
  40     enum {
  41         kDataLenUsedForKey = 8
  42     };
  43
  44     TestHash<GrBinHashKey<kDataLenUsedForKey> >(reporter);
  45     TestHash<GrMurmur3HashKey<kDataLenUsedForKey> >(reporter);
  46 }
  47
  48 #endif