content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Marc R. Hoffmann - initial API and implementation
   *    
   *******************************************************************************/
  package org.jacoco.core.runtime;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  
  import java.io.ByteArrayInputStream;
  import java.io.IOException;
  import java.io.OutputStream;
  
  import org.jacoco.core.data.ExecutionDataReader;
  import org.jacoco.core.data.ExecutionDataReaderWriterTest;
  import org.jacoco.core.data.ExecutionDataWriter;
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link ExecutionDataReader} and {@link ExecutionDataWriter}.
   * The tests don't care about the written binary format, they just verify
   * symmetry.
   */
  public class RemoteControlReaderWriterTest extends
  		ExecutionDataReaderWriterTest {
  
  	private RemoteControlWriter writer;
  
  	@Before
  	@Override
  	public void setup() throws IOException {
  		super.setup();
  		writer = createWriter(buffer);
  	}
  
  	@Test(expected = IOException.class)
  	public void testNoRemoteCommandVisitor() throws IOException {
  		writer.visitDumpCommand(false, false);
  		final RemoteControlReader reader = createReader();
  		reader.read();
  	}
  
  	@Test
  	public void testVisitDump1() throws IOException {
  		testVisitDump(false, false);
  	}
  
  	@Test
  	public void testVisitDump2() throws IOException {
  		testVisitDump(false, true);
  	}
  
  	@Test
  	public void testVisitDump3() throws IOException {
  		testVisitDump(true, false);
  	}
  
  	@Test
  	public void testVisitDump4() throws IOException {
  		testVisitDump(true, true);
  	}
  
  	private void testVisitDump(boolean doDump, boolean doReset)
  			throws IOException {
  		writer.visitDumpCommand(doDump, doReset);
  		final RemoteControlReader reader = createReader();
  		final StringBuilder calls = new StringBuilder();
  		reader.setRemoteCommandVisitor(new IRemoteCommandVisitor() {
  
  			public void visitDumpCommand(boolean dump, boolean reset) {
  				calls.append("cmd(" + dump + "," + reset + ")");
  			}
  		});
  		assertFalse(reader.read());
  		assertEquals("cmd(" + doDump + "," + doReset + ")", calls.toString());
  	}
  
  	@Test
  	public void testSendCmdOk() throws IOException {
  		writer.sendCmdOk();
  		final RemoteControlReader reader = createReader();
  		assertTrue(reader.read());
  	}
  
  	@Override
  	protected RemoteControlReader createReader() throws IOException {
  		return new RemoteControlReader(new ByteArrayInputStream(
  				buffer.toByteArray()));
  	}
  
  	@Override
  	protected RemoteControlWriter createWriter(OutputStream out)
  			throws IOException {
  		return new RemoteControlWriter(out);
  	}
  
  }
  