[cctest] Add tests for aborting compaction of pages

src/heap/spaces.cc

Index: src/heap/spaces.cc
diff --git a/src/heap/spaces.cc b/src/heap/spaces.cc
index 988da6bc99e6440f2b6e873aee94887c70a38620..8fe4a0ce5ea4edab06e1faf8e02172235c190942 100644
--- a/src/heap/spaces.cc
+++ b/src/heap/spaces.cc
@@ -954,7 +954,8 @@ PagedSpace::PagedSpace(Heap* heap, AllocationSpace space,
                        Executability executable)
     : Space(heap, space, executable),
       free_list_(this),
-      end_of_unswept_pages_(NULL) {
+      end_of_unswept_pages_(NULL),
+      force_oom_(false) {
   area_size_ = MemoryAllocator::PageAreaSize(space);
   accounting_stats_.Clear();
 
@@ -1077,6 +1078,11 @@ void CompactionSpace::RefillFreeList() {
 }
 
 
+bool CompactionSpace::ShouldForceOOM() {
+  return heap()->paged_space(identity())->ShouldForceOOM();
+}
+
+
 void PagedSpace::MoveOverFreeMemory(PagedSpace* other) {
   DCHECK(identity() == other->identity());
   // Destroy the linear allocation space of {other}. This is needed to
@@ -1168,6 +1174,8 @@ Object* PagedSpace::FindObject(Address addr) {
 
 
 bool PagedSpace::CanExpand(size_t size) {
+  if (ShouldForceOOM()) return false;
+
   DCHECK(heap()->mark_compact_collector()->is_compacting() ||
          Capacity() <= heap()->MaxOldGenerationSize());