Revert "Modifies the debug garbage collector (CollectAllGarbage()) to correctly remove inter-genera…

runtime/vm/heap_test.cc

 // 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/globals.h"
 
 #include "platform/assert.h"
 #include "vm/become.h"
 #include "vm/dart_api_impl.h"
 #include "vm/globals.h"
@@ skipping 345 matching lines @@
   Become::ElementsForwardIdentity(before, after);
 
   EXPECT(before_obj.raw() == after_obj.raw());
   EXPECT(!after_obj.raw()->IsRemembered());
 
   heap->CollectAllGarbage();
 
   EXPECT(before_obj.raw() == after_obj.raw());
 }
 
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_DeadOldToNew) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  old.SetAt(0, neu);
-  old = Array::null();
-  neu = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before == size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_DeadNewToOld) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  neu.SetAt(0, old);
-  old = Array::null();
-  neu = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before == size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_DeadGenCycle) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  neu.SetAt(0, old);
-  old.SetAt(0, neu);
-  old = Array::null();
-  neu = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before == size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveNewToOld) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  neu.SetAt(0, old);
-  old = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveOldToNew) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  old.SetAt(0, neu);
-  neu = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveOldDeadNew) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  neu = Array::null();
-  old.SetAt(0, old);
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveNewDeadOld) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  old = Array::null();
-  neu.SetAt(0, neu);
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveNewToOldChain) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& old2 = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  old.SetAt(0, old2);
-  neu.SetAt(0, old);
-  old = Array::null();
-  old2 = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
-
-ISOLATE_UNIT_TEST_CASE(CollectAllGarbage_LiveOldToNewChain) {
-  Isolate* isolate = Isolate::Current();
-  Heap* heap = isolate->heap();
-
-  heap->CollectAllGarbage();
-  intptr_t size_before =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  Array& old = Array::Handle(Array::New(1, Heap::kOld));
-  Array& neu = Array::Handle(Array::New(1, Heap::kNew));
-  Array& neu2 = Array::Handle(Array::New(1, Heap::kOld));
-  neu.SetAt(0, neu2);
-  old.SetAt(0, neu);
-  neu = Array::null();
-  neu2 = Array::null();
-
-  heap->CollectAllGarbage();
-
-  intptr_t size_after =
-      heap->new_space()->UsedInWords() + heap->old_space()->UsedInWords();
-
-  EXPECT(size_before < size_after);
-}
-
 }  // namespace dart