Merge "EglDisplay may be null and cause Null point exception" into qt-r1-dev (a8010f4b) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/glwallpaper/EglHelper.java

+25 −3

Original line number	Diff line number	Diff line
		@@ -146,7 +146,13 @@ public class EglHelper {
		* @return true if EglSurface is ready.
		*/
		public boolean createEglSurface(SurfaceHolder surfaceHolder) {
		if (hasEglDisplay()) {
		mEglSurface = eglCreateWindowSurface(mEglDisplay, mEglConfig, surfaceHolder, null, 0);
		} else {
		Log.w(TAG, "mEglDisplay is null");
		return false;
		}

		if (mEglSurface == null \|\| mEglSurface == EGL_NO_SURFACE) {
		Log.w(TAG, "createWindowSurface failed: " + GLUtils.getEGLErrorString(eglGetError()));
		return false;
		@@ -186,7 +192,13 @@ public class EglHelper {
		public boolean createEglContext() {
		int[] attrib_list = new int[] {EGL_CONTEXT_CLIENT_VERSION, 2,
		EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_LOW_IMG, EGL_NONE};
		if (hasEglDisplay()) {
		mEglContext = eglCreateContext(mEglDisplay, mEglConfig, EGL_NO_CONTEXT, attrib_list, 0);
		} else {
		Log.w(TAG, "mEglDisplay is null");
		return false;
		}

		if (mEglContext == EGL_NO_CONTEXT) {
		Log.w(TAG, "eglCreateContext failed: " + GLUtils.getEGLErrorString(eglGetError()));
		return false;
		@@ -212,6 +224,14 @@ public class EglHelper {
		return mEglContext != null;
		}

		/**
		* Check if we have EglDisplay.
		* @return true if EglDisplay is ready.
		*/
		public boolean hasEglDisplay() {
		return mEglDisplay != null;
		}

		/**
		* Swap buffer to display.
		* @return true if swap successfully.
		@@ -235,7 +255,9 @@ public class EglHelper {
		if (hasEglContext()) {
		destroyEglContext();
		}
		if (hasEglDisplay()) {
		eglTerminate(mEglDisplay);
		}
		mEglReady = false;
		}

packages/SystemUI/tests/src/com/android/systemui/glwallpaper/EglHelperTest.java

0 → 100644

+67 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		package com.android.systemui.glwallpaper;

		import static org.junit.Assert.*;
		import static org.mockito.Mockito.RETURNS_DEFAULTS;
		import static org.mockito.Mockito.mock;

		import android.testing.AndroidTestingRunner;
		import android.testing.TestableLooper;
		import android.view.SurfaceHolder;

		import androidx.test.filters.SmallTest;

		import com.android.systemui.SysuiTestCase;

		import org.junit.Before;
		import org.junit.Test;
		import org.junit.runner.RunWith;
		import org.mockito.Mock;


		@SmallTest
		@RunWith(AndroidTestingRunner.class)
		@TestableLooper.RunWithLooper
		public class EglHelperTest extends SysuiTestCase {

		@Mock
		private EglHelper mEglHelper;
		@Mock
		private SurfaceHolder mSurfaceHolder;

		@Before
		public void setUp() throws Exception {
		mEglHelper = mock(EglHelper.class, RETURNS_DEFAULTS);
		mSurfaceHolder = mock(SurfaceHolder.class, RETURNS_DEFAULTS);
		}

		@Test
		public void testInit_finish() {
		mEglHelper.init(mSurfaceHolder);
		mEglHelper.finish();
		}

		@Test
		public void testFinish_shouldNotCrash() {
		assertFalse(mEglHelper.hasEglDisplay());
		assertFalse(mEglHelper.hasEglSurface());
		assertFalse(mEglHelper.hasEglContext());

		mEglHelper.finish();
		}
		}