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// Copyright 2006-2008 the V8 project authors. All rights reserved.
//
// Tests of the TokenLock class from lock.h
#include <stdlib.h>
#include "v8.h"
#include "platform.h"
#include "cctest.h"
using namespace ::v8::internal;
TEST(VirtualMemory) {
OS::SetUp();
VirtualMemory* vm = new VirtualMemory(1 * MB);
CHECK(vm->IsReserved());
void* block_addr = vm->address();
size_t block_size = 4 * KB;
CHECK(vm->Commit(block_addr, block_size, false));
// Check whether we can write to memory.
int* addr = static_cast<int*>(block_addr);
addr[KB-1] = 2;
CHECK(vm->Uncommit(block_addr, block_size));
delete vm;
}
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