Specialized string equality based on representation

test/cctest/test-heap.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "execution.h"
 #include "factory.h"
 #include "macro-assembler.h"
 #include "global-handles.h"
@@ skipping 20 matching lines @@
   CHECK_EQ(instance_size, map->instance_size());
 }
 
 
 TEST(HeapMaps) {
   InitializeVM();
   CheckMap(Heap::meta_map(), MAP_TYPE, Map::kSize);
   CheckMap(Heap::heap_number_map(), HEAP_NUMBER_TYPE, HeapNumber::kSize);
   CheckMap(Heap::fixed_array_map(), FIXED_ARRAY_TYPE, Array::kHeaderSize);
   CheckMap(Heap::long_string_map(), LONG_STRING_TYPE,
-           TwoByteString::kHeaderSize);
+           SeqTwoByteString::kHeaderSize);
 }
 
 
 static void CheckOddball(Object* obj, const char* string) {
   CHECK(obj->IsOddball());
   bool exc;
   Object* print_string = *Execution::ToString(Handle<Object>(obj), &exc);
   CHECK(String::cast(print_string)->IsEqualTo(CStrVector(string)));
 }
 
@@ skipping 718 matching lines @@
   objs[next_objs_index++] =
       Factory::NewStringFromAscii(CStrVector(str), TENURED);
   delete[] str;
 
   // Add a Map object to look for.
   objs[next_objs_index++] = Handle<Map>(HeapObject::cast(*objs[0])->map());
 
   CHECK_EQ(objs_count, next_objs_index);
   CHECK_EQ(objs_count, ObjectsFoundInHeap(objs, objs_count));
 }