content: /**
   * Copyright (C) 2010-2016 eBusiness Information, Excilys Group
   * Copyright (C) 2016-2020 the AndroidAnnotations 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 org.androidannotations.test.supposethread;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.Executor;
  import java.util.concurrent.TimeUnit;
  import java.util.concurrent.atomic.AtomicBoolean;
  import java.util.concurrent.atomic.AtomicReference;
  
  import org.androidannotations.api.BackgroundExecutor;
  import org.androidannotations.test.EmptyActivityWithoutLayout;
  import org.androidannotations.test.ebean.ThreadControlledBean;
  import org.androidannotations.test.ebean.ThreadControlledBean_;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.robolectric.Robolectric;
  import org.robolectric.RobolectricTestRunner;
  import org.robolectric.util.Scheduler;
  
  @RunWith(RobolectricTestRunner.class)
  public class SupposeThreadTest {
  
  	private Runnable placeholder = new Runnable() {
  		@Override
  		public void run() {
  		}
  	};
  	private ThreadControlledBean bean;
  
  	@Before
  	public void setUp() throws Exception {
  		EmptyActivityWithoutLayout context = new EmptyActivityWithoutLayout();
  		bean = ThreadControlledBean_.getInstance_(context);
  		BackgroundExecutor.setExecutor(new Executor() {
  			@Override
  			public void execute(Runnable command) {
  				command.run();
  			}
  		});
  	}
  
  	@Test
  	public void testSupposeUiSuccess() throws Exception {
  		bean.uiSupposed();
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeUiFail() throws Exception {
  		invokeInSeparateThread(new Runnable() {
  			@Override
  			public void run() {
  				bean.uiSupposed();
  			}
  		});
  	}
  
  	@Test
  	public void testSupposeBackground() throws Exception {
  		invokeInSeparateThread(new Runnable() {
  			@Override
  			public void run() {
  				bean.backgroundSupposed();
  			}
  		});
  	}
  
  	@Test
  	public void testSupposeUiAndUi() throws Exception {
  		Scheduler scheduler = Robolectric.getForegroundThreadScheduler();
  
  		final AtomicBoolean run = new AtomicBoolean(false);
  
  		scheduler.pause();
  		bean.uiSupposedAndUi(new Runnable() {
  			@Override
  			public void run() {
  				run.set(true);
  			}
  		});
  
  		if (run.get()) {
  			throw new IllegalStateException("Runnable wasn't post through handler, but was invoked");
  		}
  
  		scheduler.unPause();
  		scheduler.advanceToLastPostedRunnable();
  
  		if (!run.get()) {
  			throw new IllegalStateException("Runnable wasn't invoked");
  		}
  	}
  
  	@Test
  	public void testSupposeBackgroundAndBackground() {
  		BackgroundExecutor.execute(new Runnable() {
  			@Override
  			public void run() {
  				bean.backgroundSupposeAndBackground(new Runnable() {
  					@Override
  					public void run() {
  						BackgroundExecutor.checkBgThread(ThreadControlledBean.SERIAL2);
  					}
  				});
  			}
  		}, "", ThreadControlledBean.SERIAL1);
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeUiAndUiFail() throws Exception {
  		invokeInSeparateThread(new Runnable() {
  			@Override
  			public void run() {
  				bean.uiSupposedAndUi(placeholder);
  			}
  		});
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeBackgroundAndBackgroundFail() {
  		bean.backgroundSupposeAndBackground(placeholder);
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeFailBackground() throws Exception {
  		bean.backgroundSupposed();
  	}
  
  	@Test
  	public void testSupposeSerial() throws Exception {
  		BackgroundExecutor.execute(new Runnable() {
  			@Override
  			public void run() {
  				bean.serialBackgroundSupposed();
  			}
  		}, "", ThreadControlledBean.SERIAL1);
  
  		BackgroundExecutor.execute(new Runnable() {
  			@Override
  			public void run() {
  				bean.serialBackgroundSupposed();
  			}
  		}, "", ThreadControlledBean.SERIAL2);
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeFailSerialUi() throws Exception {
  		bean.serialBackgroundSupposed();
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeFailSerialWrong() throws Exception {
  		BackgroundExecutor.execute(new Runnable() {
  			@Override
  			public void run() {
  				bean.serialBackgroundSupposed();
  			}
  		}, "", "wrong_serial");
  	}
  
  	@Test(expected = IllegalStateException.class)
  	public void testSupposeFailSerialEmpty() throws Exception {
  		BackgroundExecutor.execute(new Runnable() {
  			@Override
  			public void run() {
  				bean.serialBackgroundSupposed();
  			}
  		});
  	}
  
  	private void invokeInSeparateThread(final Runnable runnable) throws Exception {
  		final CountDownLatch runIndicator = new CountDownLatch(1);
  		final AtomicReference<Exception> exceptionThrown = new AtomicReference<Exception>(null);
  
  		new Thread() {
  			@Override
  			public void run() {
  				try {
  					runnable.run();
  				} catch (Exception e) {
  					exceptionThrown.set(e);
  				}
  				runIndicator.countDown();
  			}
  		}.start();
  
  		boolean ran = runIndicator.await(2, TimeUnit.SECONDS);
  		Assert.assertTrue("Method wasn't invoke in 2 seconds", ran);
  
  		Exception e = exceptionThrown.get();
  		if (e != null) {
  			throw e;
  		}
  	}
  }
  