v8/test/cctest/test-ast.cc

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#include <stdlib.h>

#include "src/v8.h"

#include "src/ast.h"
#include "test/cctest/cctest.h"

using namespace v8::internal;

TEST(List) {
  v8::internal::V8::Initialize(NULL);
  List<AstNode*>* list = new List<AstNode*>(0);
  CHECK_EQ(0, list->length());

  Isolate* isolate = CcTest::i_isolate();
  Zone zone(isolate);
  AstNode::IdGen id_gen;
  AstNodeFactory<AstNullVisitor> factory(&zone, NULL, &id_gen);
  AstNode* node = factory.NewEmptyStatement(RelocInfo::kNoPosition);
  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;
}