com.dgzt.core.GdxTestRunner.java Source code

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Here is the source code for com.dgzt.core.GdxTestRunner.java

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/*
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package com.dgzt.core;

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;

/**
 * Runner for libGDX tests.
 * This file from: 
 * <a href="https://bitbucket.org/TomGrill/libgdx-testing-sample">
 * https://bitbucket.org/TomGrill/libgdx-testing-sample</a>
 * 
 * @author Dgzt
 */
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();
        }
    }

}