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.internal.analysis;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertSame;
  
  import org.jacoco.core.analysis.ICounter;
  import org.jacoco.core.analysis.ICounter.CounterValue;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link CounterImpl}.
   */
  public class CounterImplTest {
  
  	@Test
  	public void testGetInstance1() {
  		ICounter c = CounterImpl.getInstance(0, 0);
  		assertEquals(0, c.getTotalCount());
  		assertEquals(0.0, c.getValue(CounterValue.TOTALCOUNT), 0.0);
  		assertEquals(0, c.getMissedCount());
  		assertEquals(0.0, c.getValue(CounterValue.MISSEDCOUNT), 0.0);
  		assertEquals(0, c.getCoveredCount());
  		assertEquals(0.0, c.getValue(CounterValue.COVEREDCOUNT), 0.0);
  	}
  
  	@Test
  	public void testGetInstance2() {
  		ICounter c = CounterImpl.getInstance(33, 15);
  		assertEquals(48, c.getTotalCount());
  		assertEquals(48.0, c.getValue(CounterValue.TOTALCOUNT), 0.0);
  		assertEquals(33, c.getMissedCount());
  		assertEquals(33.0, c.getValue(CounterValue.MISSEDCOUNT), 0.0);
  		assertEquals(15, c.getCoveredCount());
  		assertEquals(15.0, c.getValue(CounterValue.COVEREDCOUNT), 0.0);
  	}
  
  	@Test
  	public void testGetInstance3() {
  		ICounter c = CounterImpl.getInstance(15, 12);
  		ICounter copy = CounterImpl.getInstance(c);
  		assertEquals(27, copy.getTotalCount());
  		assertEquals(27.0, c.getValue(CounterValue.TOTALCOUNT), 0.0);
  		assertEquals(15, copy.getMissedCount());
  		assertEquals(15.0, c.getValue(CounterValue.MISSEDCOUNT), 0.0);
  		assertEquals(12, copy.getCoveredCount());
  		assertEquals(12.0, c.getValue(CounterValue.COVEREDCOUNT), 0.0);
  	}
  
  	@Test
  	public void testFixInstance() {
  		ICounter c1 = CounterImpl.getInstance(30, 30);
  		ICounter c2 = CounterImpl.getInstance(30, 30);
  		assertSame(c1, c2);
  	}
  
  	@Test
  	public void testVarInstance() {
  		ICounter c1 = CounterImpl.getInstance(31, 30);
  		ICounter c2 = CounterImpl.getInstance(31, 30);
  		assertNotSame(c1, c2);
  	}
  
  	@Test
  	public void testIncrement1() {
  		CounterImpl c = CounterImpl.getInstance(1, 1);
  		c = c.increment(CounterImpl.getInstance(2, 1));
  		assertEquals(3, c.getMissedCount());
  		assertEquals(2, c.getCoveredCount());
  	}
  
  	@Test
  	public void testIncrement2() {
  		CounterImpl c = CounterImpl.getInstance(31, 5);
  		c = c.increment(CounterImpl.getInstance(7, 3));
  		assertEquals(38, c.getMissedCount());
  		assertEquals(8, c.getCoveredCount());
  	}
  
  	@Test
  	public void testGetCoveredRatio1() {
  		ICounter c = CounterImpl.getInstance(30, 10);
  		assertEquals(0.25, c.getCoveredRatio(), 0.0);
  		assertEquals(0.25, c.getValue(CounterValue.COVEREDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetCoveredRatio2() {
  		ICounter c = CounterImpl.getInstance(20, 0);
  		assertEquals(0.0, c.getCoveredRatio(), 0.0);
  		assertEquals(0.0, c.getValue(CounterValue.COVEREDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetCoveredRatio3() {
  		ICounter c = CounterImpl.getInstance(0, 0);
  		assertEquals(Double.NaN, c.getCoveredRatio(), 0.0);
  		assertEquals(Double.NaN, c.getValue(CounterValue.COVEREDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetMissedRatio1() {
  		ICounter c = CounterImpl.getInstance(10, 30);
  		assertEquals(0.25, c.getMissedRatio(), 0.0);
  		assertEquals(0.25, c.getValue(CounterValue.MISSEDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetMissedRatio2() {
  		ICounter c = CounterImpl.getInstance(0, 20);
  		assertEquals(0.0, c.getMissedRatio(), 0.0);
  		assertEquals(0.0, c.getValue(CounterValue.MISSEDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetMissedRatio3() {
  		ICounter c = CounterImpl.getInstance(0, 0);
  		assertEquals(Double.NaN, c.getMissedRatio(), 0.0);
  		assertEquals(Double.NaN, c.getValue(CounterValue.MISSEDRATIO), 0.0);
  	}
  
  	@Test
  	public void testGetMissedStatus1() {
  		ICounter c = CounterImpl.getInstance(0, 0);
  		assertEquals(ICounter.EMPTY, c.getStatus());
  	}
  
  	@Test
  	public void testGetMissedStatus2() {
  		ICounter c = CounterImpl.getInstance(5, 0);
  		assertEquals(ICounter.NOT_COVERED, c.getStatus());
  	}
  
  	@Test
  	public void testGetMissedStatus3() {
  		ICounter c = CounterImpl.getInstance(0, 5);
  		assertEquals(ICounter.FULLY_COVERED, c.getStatus());
  	}
  
  	@Test
  	public void testGetMissedStatus4() {
  		ICounter c = CounterImpl.getInstance(2, 3);
  		assertEquals(ICounter.PARTLY_COVERED, c.getStatus());
  	}
  
  	@Test
  	public void testEquals1() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(300, 123);
  		assertEquals(c1, c2);
  	}
  
  	@Test
  	public void testEquals2() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(400, 123);
  		assertFalse(c1.equals(c2));
  	}
  
  	@Test
  	public void testEquals3() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(300, 124);
  		assertFalse(c1.equals(c2));
  	}
  
  	@Test
  	public void testEquals4() {
  		ICounter c = CounterImpl.getInstance(300, 123);
  		assertFalse(c.equals(new Integer(123)));
  	}
  
  	@Test
  	public void testHashCode1() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(300, 123);
  		assertEquals(c1.hashCode(), c2.hashCode());
  	}
  
  	@Test
  	public void testHashCode2() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(400, 123);
  		assertFalse(c1.hashCode() == c2.hashCode());
  	}
  
  	@Test
  	public void testHashCode3() {
  		ICounter c1 = CounterImpl.getInstance(300, 123);
  		ICounter c2 = CounterImpl.getInstance(300, 124);
  		assertFalse(c1.hashCode() == c2.hashCode());
  	}
  
  	@Test
  	public void testToString() {
  		ICounter c = CounterImpl.getInstance(300, 123);
  		assertEquals("Counter[300/123]", c.toString());
  	}
  
  }
  