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  • Committer: Package Import Robot
  • Author(s): Maximiliano Curia
  • Date: 2015-02-24 11:32:57 UTC
  • mfrom: (1.1.41 vivid)
  • Revision ID: package-import@ubuntu.com-20150224113257-gnupg4v7lzz18ij0
Tags: 4:14.12.2-1
* New upstream release (14.12.2).
* Bump Standards-Version to 3.9.6, no changes needed.

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protocols/jabber/googletalk/libjingle/talk/base/referencecountedsingletonfactory_unittest.cc
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/*
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 * libjingle
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 * Copyright 2004--2011, Google Inc.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 *  1. Redistributions of source code must retain the above copyright notice,
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 *     this list of conditions and the following disclaimer.
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 *  2. Redistributions in binary form must reproduce the above copyright notice,
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 *     this list of conditions and the following disclaimer in the documentation
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 *     and/or other materials provided with the distribution.
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 *  3. The name of the author may not be used to endorse or promote products
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 *     derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include "talk/base/gunit.h"
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#include "talk/base/referencecountedsingletonfactory.h"
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namespace talk_base {
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class MyExistenceWatcher {
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 public:
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  MyExistenceWatcher() { create_called_ = true; }
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  ~MyExistenceWatcher() { delete_called_ = true; }
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  static bool create_called_;
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  static bool delete_called_;
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};
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bool MyExistenceWatcher::create_called_ = false;
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bool MyExistenceWatcher::delete_called_ = false;
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class TestReferenceCountedSingletonFactory :
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    public ReferenceCountedSingletonFactory<MyExistenceWatcher> {
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 protected:
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  virtual bool SetupInstance() {
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    instance_.reset(new MyExistenceWatcher());
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    return true;
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  }
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  virtual void CleanupInstance() {
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    instance_.reset();
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  }
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};
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static void DoCreateAndGoOutOfScope(
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    ReferenceCountedSingletonFactory<MyExistenceWatcher> *factory) {
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  rcsf_ptr<MyExistenceWatcher> ptr(factory);
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  ptr.get();
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  // and now ptr should go out of scope.
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}
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TEST(ReferenceCountedSingletonFactory, ZeroReferenceCountCausesDeletion) {
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  TestReferenceCountedSingletonFactory factory;
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  MyExistenceWatcher::delete_called_ = false;
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  DoCreateAndGoOutOfScope(&factory);
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  EXPECT_TRUE(MyExistenceWatcher::delete_called_);
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}
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TEST(ReferenceCountedSingletonFactory, NonZeroReferenceCountDoesNotDelete) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> ptr(&factory);
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  ptr.get();
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  MyExistenceWatcher::delete_called_ = false;
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  DoCreateAndGoOutOfScope(&factory);
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  EXPECT_FALSE(MyExistenceWatcher::delete_called_);
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}
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TEST(ReferenceCountedSingletonFactory, ReturnedPointersReferToSameThing) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory), two(&factory);
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  EXPECT_EQ(one.get(), two.get());
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}
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TEST(ReferenceCountedSingletonFactory, Release) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory);
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  one.get();
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  MyExistenceWatcher::delete_called_ = false;
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  one.release();
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  EXPECT_TRUE(MyExistenceWatcher::delete_called_);
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}
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TEST(ReferenceCountedSingletonFactory, GetWithoutRelease) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory);
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  one.get();
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  MyExistenceWatcher::create_called_ = false;
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  one.get();
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  EXPECT_FALSE(MyExistenceWatcher::create_called_);
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}
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TEST(ReferenceCountedSingletonFactory, GetAfterRelease) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory);
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  MyExistenceWatcher::create_called_ = false;
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  one.release();
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  one.get();
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  EXPECT_TRUE(MyExistenceWatcher::create_called_);
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}
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TEST(ReferenceCountedSingletonFactory, MultipleReleases) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory), two(&factory);
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  MyExistenceWatcher::create_called_ = false;
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  MyExistenceWatcher::delete_called_ = false;
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  one.release();
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  EXPECT_FALSE(MyExistenceWatcher::delete_called_);
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  one.release();
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  EXPECT_FALSE(MyExistenceWatcher::delete_called_);
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  one.release();
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  EXPECT_FALSE(MyExistenceWatcher::delete_called_);
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  one.get();
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  EXPECT_TRUE(MyExistenceWatcher::create_called_);
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}
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TEST(ReferenceCountedSingletonFactory, Existentialism) {
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  TestReferenceCountedSingletonFactory factory;
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  rcsf_ptr<MyExistenceWatcher> one(&factory);
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  MyExistenceWatcher::create_called_ = false;
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  MyExistenceWatcher::delete_called_ = false;
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  one.get();
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  EXPECT_TRUE(MyExistenceWatcher::create_called_);
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  one.release();
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  EXPECT_TRUE(MyExistenceWatcher::delete_called_);
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}
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}  // namespace talk_base