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