1    :  // Copyright 2015 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  
  15    :  #include "syzygy/bard/events/heap_alloc_event.h"
  16    :  
  17    :  #include "gmock/gmock.h"
  18    :  #include "gtest/gtest.h"
  19    :  #include "syzygy/bard/unittest_util.h"
  20    :  #include "syzygy/bard/backdrops/heap_backdrop.h"
  21    :  
  22    :  namespace bard {
  23    :  namespace events {
  24    :  
  25    :  namespace {
  26    :  
  27    :  using bard::backdrops::HeapBackdrop;
  28    :  using bard::events::HeapAllocEvent;
  29    :  using testing::Return;
  30    :  
  31    :  const HANDLE kLiveHeap = reinterpret_cast<HANDLE>(0x4197FC83);
  32    :  const HANDLE kTraceHeap = reinterpret_cast<HANDLE>(0xAB12CD34);
  33    :  const LPVOID kLiveAlloc = reinterpret_cast<LPVOID>(0x4820BC7A);
  34    :  const LPVOID kTraceAlloc = reinterpret_cast<LPVOID>(0xF1D97AE4);
  35    :  const DWORD kFlags = 1;
  36    :  const SIZE_T kBytes = 100;
  37    :  
  38    :  class HeapAllocEventTest : public testing::Test {
  39    :   public:
  40  E :    HeapAllocEventTest()
  41    :        : heap_alloc_event_(kTraceHeap, kFlags, kBytes, kTraceAlloc) {}
  42    :  
  43  E :    MOCK_METHOD3(FakeCall, LPVOID(HANDLE, DWORD, SIZE_T));
  44    :  
  45  E :    void SetUp() override {
  46  E :      backdrop_.heap_map().AddMapping(kTraceHeap, kLiveHeap);
  47    :  
  48    :      backdrop_.set_heap_alloc(
  49  E :          base::Bind(&HeapAllocEventTest::FakeCall, base::Unretained(this)));
  50  E :    }
  51    :  
  52    :   protected:
  53    :    HeapAllocEvent heap_alloc_event_;
  54    :    HeapBackdrop backdrop_;
  55    :  };
  56    :  
  57    :  }  // namespace
  58    :  
  59  E :  TEST_F(HeapAllocEventTest, TestSuccessCall) {
  60    :    EXPECT_CALL(*this, FakeCall(kLiveHeap, kFlags, kBytes))
  61  E :        .WillOnce(Return(kLiveAlloc));
  62    :  
  63  E :    EXPECT_TRUE(heap_alloc_event_.Play(reinterpret_cast<void*>(&backdrop_)));
  64    :  
  65    :    testing::CheckTraceLiveMapContains(backdrop_.alloc_map(),
  66    :                                       kTraceAlloc,
  67  E :                                       kLiveAlloc);
  68  E :  }
  69    :  
  70  E :  TEST_F(HeapAllocEventTest, TestFailCall) {
  71    :    EXPECT_CALL(*this, FakeCall(kLiveHeap, kFlags, kBytes))
  72  E :        .WillOnce(Return(nullptr));
  73    :  
  74  E :    EXPECT_FALSE(heap_alloc_event_.Play(reinterpret_cast<void*>(&backdrop_)));
  75    :  
  76    :    testing::CheckTraceLiveMapNotContain(backdrop_.alloc_map(),
  77    :                                         kTraceAlloc,
  78  E :                                         kLiveAlloc);
  79  E :  }
  80    :  
  81  E :  TEST_F(HeapAllocEventTest, Equals) {
  82  E :    HeapAllocEvent e1(kTraceHeap, kFlags, kBytes, kTraceAlloc);
  83  E :    HeapAllocEvent e2(kTraceHeap, kFlags, kBytes, kTraceAlloc);
  84  E :    HeapAllocEvent e3(kTraceHeap, kFlags, kBytes + 3, kTraceAlloc);
  85  E :    EXPECT_TRUE(e1.Equals(&e1));
  86  E :    EXPECT_TRUE(e1.Equals(&e2));
  87  E :    EXPECT_FALSE(e1.Equals(&e3));
  88  E :    EXPECT_FALSE(e2.Equals(&e3));
  89  E :  }
  90    :  
  91  E :  TEST_F(HeapAllocEventTest, TestSerialization) {
  92  E :    testing::TestEventSerialization(heap_alloc_event_);
  93  E :  }
  94    :  
  95    :  }  // namespace events
  96    :  }  // namespace bard