| // 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; |
| } |