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.analysis;
  
  import static org.jacoco.core.analysis.ICoverageNode.ElementType.GROUP;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  import java.util.Arrays;
  import java.util.List;
  
  import org.jacoco.core.analysis.ICoverageNode.CounterEntity;
  import org.jacoco.core.internal.analysis.CounterImpl;
  import org.junit.Test;
  
  /**
   * Unit test for {@link NodeComparator}.
   */
  public class NodeComparatorTest {
  
  	@Test
  	public void testSort() {
  		ICoverageNode d1 = new MockNode(18);
  		ICoverageNode d2 = new MockNode(21);
  		ICoverageNode d3 = new MockNode(30);
  		ICoverageNode d4 = new MockNode(60);
  		ICoverageNode d5 = new MockNode(99);
  		final List<ICoverageNode> result = CounterComparator.TOTALITEMS.on(
  				CounterEntity.INSTRUCTION).sort(
  				Arrays.asList(d3, d5, d1, d4, d2));
  		assertEquals(Arrays.asList(d1, d2, d3, d4, d5), result);
  	}
  
  	@Test
  	public void testSecond1() {
  		ICoverageNode d1 = new MockLineData(5, 30);
  		ICoverageNode d2 = new MockLineData(3, 80);
  		final NodeComparator c1 = CounterComparator.TOTALITEMS
  				.on(CounterEntity.INSTRUCTION);
  		final NodeComparator c2 = CounterComparator.TOTALITEMS
  				.on(CounterEntity.LINE);
  		assertTrue(c1.second(c2).compare(d1, d2) > 0);
  	}
  
  	@Test
  	public void testSecond2() {
  		ICoverageNode d1 = new MockLineData(5, 30);
  		ICoverageNode d2 = new MockLineData(5, 80);
  		final NodeComparator c1 = CounterComparator.TOTALITEMS
  				.on(CounterEntity.INSTRUCTION);
  		final NodeComparator c2 = CounterComparator.TOTALITEMS
  				.on(CounterEntity.LINE);
  		assertTrue(c1.second(c2).compare(d1, d2) < 0);
  	}
  
  	private static final class MockNode extends CoverageNodeImpl {
  		MockNode(int total) {
  			super(GROUP, "mock");
  			instructionCounter = CounterImpl.getInstance(total, 0);
  		}
  	}
  
  	private static final class MockLineData extends CoverageNodeImpl {
  		MockLineData(int totalInstruction, int totalLine) {
  			super(GROUP, "mock");
  			instructionCounter = CounterImpl.getInstance(totalInstruction, 0);
  			lineCounter = CounterImpl.getInstance(totalLine, 0);
  		}
  	}
  }
  