kc3-lang/angle/src/libANGLE/Observer_unittest.cpp

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• Hash : d7518622
  Author :
  Date : 2018-03-27T09:44:31
  

  Buffer11: Refactor Subject/Observer pattern.
  
  Instead of having a direct/static observer distinction, add two
  messages for 'Contents Changed' and 'Storage Changed'. This makes
  Buffer11 itself the subject with two different message handling
  cases in the onSubjectStateChange methods.
  
  Bug: angleproject:2389
  
  Change-Id: I645cd4b7cc7ce51cb7f48a01c7fc72939cbe89fe
  Reviewed-on: https://chromium-review.googlesource.com/957940
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
  

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• src/libANGLE/Observer_unittest.cpp

• //
  // Copyright (c) 2016 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // Observer_unittest:
  //   Unit tests for Observers and related classes.
  
  #include <gtest/gtest.h>
  
  #include "libANGLE/Observer.h"
  
  using namespace angle;
  using namespace testing;
  
  namespace
  {
  
  struct ObserverClass : public ObserverInterface
  {
      void onSubjectStateChange(const gl::Context *context,
                                SubjectIndex index,
                                SubjectMessage message) override
      {
          wasNotified = true;
      }
      bool wasNotified = false;
  };
  
  // Test that Observer/Subject state change notifications work.
  TEST(ObserverTest, BasicUsage)
  {
      Subject subject;
      ObserverClass observer;
      ObserverBinding binding(&observer, 0u);
  
      binding.bind(&subject);
      ASSERT_FALSE(observer.wasNotified);
      subject.onStateChange(nullptr, SubjectMessage::STORAGE_CHANGED);
      ASSERT_TRUE(observer.wasNotified);
  }
  
  }  // anonymous namespace
  

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