1// Copyright 2006-2008 the V8 project authors. All rights reserved.
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28// Tests of the TokenLock class from lock.h
29
30#include <stdlib.h>
31
32#include "src/v8.h"
33
34#include "src/base/platform/platform.h"
35#include "src/base/win32-headers.h"
36#include "test/cctest/cctest.h"
37
38using namespace ::v8::internal;
39
40
41TEST(VirtualMemory) {
42  v8::base::VirtualMemory* vm = new v8::base::VirtualMemory(1 * MB);
43  CHECK(vm->IsReserved());
44  void* block_addr = vm->address();
45  size_t block_size = 4 * KB;
46  CHECK(vm->Commit(block_addr, block_size, false));
47  // Check whether we can write to memory.
48  int* addr = static_cast<int*>(block_addr);
49  addr[KB-1] = 2;
50  CHECK(vm->Uncommit(block_addr, block_size));
51  delete vm;
52}
53