FXTestRunner.java

/*
 * Copyright [2014] [Christian Loehnert, krampenschiesser@gmail.com]
 * 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 de.ks;

import javafx.application.Application;
import org.junit.runner.Description;
import org.junit.runner.notification.RunListener;
import org.junit.runner.notification.RunNotifier;
import org.junit.runners.BlockJUnit4ClassRunner;
import org.junit.runners.model.InitializationError;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class FXTestRunner extends BlockJUnit4ClassRunner {
  private static final Logger log = LoggerFactory.getLogger(FXTestRunner.class);
  private final ExecutorService executorService;

  public FXTestRunner(Class<?> klass) throws InitializationError {
    super(klass);
    executorService = Executors.newSingleThreadExecutor();
  }

  @Override
  public void run(RunNotifier notifier) {
    if (TestApp.instance == null) {
      synchronized (TestApp.class) {
        executorService.submit(() -> Application.launch(TestApp.class));
      }
    }
    while (TestApp.instance == null) {
      try {
        Thread.sleep(100);
      } catch (InterruptedException e) {
        //
      }
    }
    notifier.addListener(new RunListener() {
      @Override
      public void testStarted(Description description) throws Exception {
        super.testStarted(description);
        log.info("@Test:{}.{}", description.getClassName(), description.getMethodName());
      }
    });
    super.run(notifier);
  }
}