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ref_counted_unittest.cc

// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "testing/gtest/include/gtest/gtest.h"
#include "base/ref_counted.h"

namespace {

class SelfAssign : public base::RefCounted<SelfAssign> {
  friend class base::RefCounted<SelfAssign>;

  ~SelfAssign() {}
};

class CheckDerivedMemberAccess : public scoped_refptr<SelfAssign> {
 public:
  CheckDerivedMemberAccess() {
    // This shouldn't compile if we don't have access to the member variable.
    SelfAssign** pptr = &ptr_;
    EXPECT_EQ(*pptr, ptr_);
  }
};

}  // end namespace

TEST(RefCountedUnitTest, TestSelfAssignment) {
  SelfAssign* p = new SelfAssign;
  scoped_refptr<SelfAssign> var = p;
  var = var;
  EXPECT_EQ(var.get(), p);
}

TEST(RefCountedUnitTest, ScopedRefPtrMemberAccess) {
  CheckDerivedMemberAccess check;
}

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