1 // Copyright 2006-2008 the V8 project authors. All rights reserved. 2 // 3 // Tests of the TokenLock class from lock.h 4 5 #include <stdlib.h> 6 7 #include "v8.h" 8 9 #include "platform.h" 10 #include "cctest.h" 11 12 using namespace ::v8::internal; 13 14 15 TEST(VirtualMemory) { 16 VirtualMemory* vm = new VirtualMemory(1 * MB); 17 CHECK(vm->IsReserved()); 18 void* block_addr = vm->address(); 19 size_t block_size = 4 * KB; 20 CHECK(vm->Commit(block_addr, block_size, false)); 21 // Check whether we can write to memory. 22 int* addr = static_cast<int*>(block_addr); 23 addr[KB-1] = 2; 24 CHECK(vm->Uncommit(block_addr, block_size)); 25 delete vm; 26 } 27
