v8/test/cctest/test-ast.cc

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#include <stdlib.h>

#include "src/v8.h"

#include "src/ast/ast.h"
#include "src/isolate.h"
#include "src/objects-inl.h"
#include "src/zone/accounting-allocator.h"
#include "test/cctest/cctest.h"

using namespace v8::internal;

TEST(List) {
  v8::V8::Initialize();
  Isolate* isolate = CcTest::i_isolate();

  List<AstNode*>* list = new List<AstNode*>(0);
  CHECK_EQ(0, list->length());

  v8::internal::AccountingAllocator allocator;
  Zone zone(&allocator, ZONE_NAME);
  AstValueFactory value_factory(&zone, isolate->ast_string_constants(),
                                isolate->heap()->HashSeed());
  AstNodeFactory factory(&value_factory);
  AstNode* node = factory.NewEmptyStatement(kNoSourcePosition);
  list->Add(node);
  CHECK_EQ(1, list->length());
  CHECK_EQ(node, list->at(0));
  CHECK_EQ(node, list->last());

  const int kElements = 100;
  for (int i = 0; i < kElements; i++) {
    list->Add(node);
  }
  CHECK_EQ(1 + kElements, list->length());

  list->Clear();
  CHECK_EQ(0, list->length());
  delete list;
}