net.mikegraf.game.testing.GdxTestRunner.java Source code

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Here is the source code for net.mikegraf.game.testing.GdxTestRunner.java

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/*******************************************************************************
 * Copyright 2015 See AUTHORS file.
 *
 * 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 net.mikegraf.game.testing;

import java.util.HashMap;
import java.util.Map;

import org.junit.runner.notification.RunNotifier;
import org.junit.runners.BlockJUnit4ClassRunner;
import org.junit.runners.model.FrameworkMethod;
import org.junit.runners.model.InitializationError;

import com.badlogic.gdx.ApplicationListener;
import com.badlogic.gdx.backends.headless.HeadlessApplication;
import com.badlogic.gdx.backends.headless.HeadlessApplicationConfiguration;

public class GdxTestRunner extends BlockJUnit4ClassRunner implements ApplicationListener {

    private Map<FrameworkMethod, RunNotifier> invokeInRender = new HashMap<FrameworkMethod, RunNotifier>();

    public GdxTestRunner(Class<?> klass) throws InitializationError {
        super(klass);
        HeadlessApplicationConfiguration conf = new HeadlessApplicationConfiguration();
        new HeadlessApplication(this, conf);
    }

    @Override
    public void create() {
    }

    @Override
    public void resume() {
    }

    @Override
    public void render() {
        synchronized (invokeInRender) {
            for (Map.Entry<FrameworkMethod, RunNotifier> each : invokeInRender.entrySet()) {
                super.runChild(each.getKey(), each.getValue());
            }
            invokeInRender.clear();
        }
    }

    @Override
    public void resize(int width, int height) {
    }

    @Override
    public void pause() {
    }

    @Override
    public void dispose() {
    }

    @Override
    protected void runChild(FrameworkMethod method, RunNotifier notifier) {
        synchronized (invokeInRender) {
            // add for invoking in render phase, where gl context is available
            invokeInRender.put(method, notifier);
        }
        // wait until that test was invoked
        waitUntilInvokedInRenderMethod();
    }

    /**
    *
    */
    private void waitUntilInvokedInRenderMethod() {
        try {
            while (true) {
                Thread.sleep(10);
                synchronized (invokeInRender) {
                    if (invokeInRender.isEmpty())
                        break;
                }
            }
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }

}