| // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "platform/assert.h" |
| #include "vm/pages.h" |
| #include "vm/unit_test.h" |
| |
| namespace dart { |
| |
| TEST_CASE(Pages) { |
| PageSpace* space = new PageSpace(NULL, 4 * MB); |
| EXPECT(!space->Contains(reinterpret_cast<uword>(&space))); |
| uword block = space->TryAllocate(8 * kWordSize); |
| EXPECT(block != 0); |
| uword total = 0; |
| while (total < 2 * MB) { |
| const intptr_t kBlockSize = 16 * kWordSize; |
| uword new_block = space->TryAllocate(kBlockSize); |
| EXPECT(block != 0); |
| EXPECT(block != new_block); |
| EXPECT(space->IsValidAddress(new_block)); |
| block = new_block; |
| total += kBlockSize; |
| } |
| // Allocate a large block. |
| uword large_block = space->TryAllocate(1 * MB); |
| EXPECT(large_block != 0); |
| EXPECT(block != large_block); |
| EXPECT(space->IsValidAddress(large_block)); |
| delete space; |
| } |
| |
| } // namespace dart |