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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #include <GpuMemoryTracker.h>
     18 #include <gtest/gtest.h>
     19 
     20 #include "renderthread/EglManager.h"
     21 #include "renderthread/RenderThread.h"
     22 #include "tests/common/TestUtils.h"
     23 
     24 #include <utils/StrongPointer.h>
     25 
     26 using namespace android;
     27 using namespace android::uirenderer;
     28 using namespace android::uirenderer::renderthread;
     29 
     30 class TestGPUObject : public GpuMemoryTracker {
     31 public:
     32     TestGPUObject() : GpuMemoryTracker(GpuObjectType::Texture) {}
     33 
     34     void changeSize(int newSize) { notifySizeChanged(newSize); }
     35 };
     36 
     37 // Other tests may have created a renderthread and EGL context.
     38 // This will destroy the EGLContext on RenderThread if it exists so that the
     39 // current thread can spoof being a GPU thread
     40 static void destroyEglContext() {
     41     if (TestUtils::isRenderThreadRunning()) {
     42         TestUtils::runOnRenderThread([](RenderThread& thread) { thread.eglManager().destroy(); });
     43     }
     44 }
     45 
     46 TEST(GpuMemoryTracker, sizeCheck) {
     47     destroyEglContext();
     48 
     49     GpuMemoryTracker::onGpuContextCreated();
     50     ASSERT_EQ(0, GpuMemoryTracker::getTotalSize(GpuObjectType::Texture));
     51     ASSERT_EQ(0, GpuMemoryTracker::getInstanceCount(GpuObjectType::Texture));
     52     {
     53         TestGPUObject myObj;
     54         ASSERT_EQ(1, GpuMemoryTracker::getInstanceCount(GpuObjectType::Texture));
     55         myObj.changeSize(500);
     56         ASSERT_EQ(500, GpuMemoryTracker::getTotalSize(GpuObjectType::Texture));
     57         myObj.changeSize(1000);
     58         ASSERT_EQ(1000, GpuMemoryTracker::getTotalSize(GpuObjectType::Texture));
     59         myObj.changeSize(300);
     60         ASSERT_EQ(300, GpuMemoryTracker::getTotalSize(GpuObjectType::Texture));
     61     }
     62     ASSERT_EQ(0, GpuMemoryTracker::getTotalSize(GpuObjectType::Texture));
     63     ASSERT_EQ(0, GpuMemoryTracker::getInstanceCount(GpuObjectType::Texture));
     64     GpuMemoryTracker::onGpuContextDestroyed();
     65 }
     66