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 org.jacoco.core.analysis.ICoverageNode.ElementType;
  import org.jacoco.core.analysis.ISourceNode;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link SourceNodeImpl}.
   */
  public class SourceNodeImplTest {
  
  	@Test
  	public void testInit() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		assertEquals(ElementType.CLASS, node.getElementType());
  		assertEquals("Foo", node.getName());
  		assertEquals(ISourceNode.UNKNOWN_LINE, node.getFirstLine());
  		assertEquals(ISourceNode.UNKNOWN_LINE, node.getLastLine());
  		assertEquals(LineImpl.EMPTY, node.getLine(123));
  	}
  
  	@Test
  	public void testGetLine() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.ensureCapacity(10, 20);
  		assertEquals(LineImpl.EMPTY, node.getLine(5));
  		assertEquals(LineImpl.EMPTY, node.getLine(15));
  		assertEquals(LineImpl.EMPTY, node.getLine(25));
  	}
  
  	@Test
  	public void testEnsureCapacityUnknown1() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.ensureCapacity(10, ISourceNode.UNKNOWN_LINE);
  		assertEquals(LineImpl.EMPTY, node.getLine(10));
  	}
  
  	@Test
  	public void testEnsureCapacityUnknown2() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.ensureCapacity(ISourceNode.UNKNOWN_LINE, 10);
  		assertEquals(LineImpl.EMPTY, node.getLine(10));
  	}
  
  	@Test
  	public void testIncrementLineUnknown() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.increment(CounterImpl.getInstance(1, 2),
  				CounterImpl.getInstance(3, 4), ISourceNode.UNKNOWN_LINE);
  		assertEquals(CounterImpl.getInstance(1, 2),
  				node.getInstructionCounter());
  		assertEquals(CounterImpl.getInstance(3, 4), node.getBranchCounter());
  		assertEquals(CounterImpl.COUNTER_0_0, node.getLineCounter());
  	}
  
  	@Test
  	public void testIncrementLines() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.increment(CounterImpl.getInstance(1, 1), CounterImpl.COUNTER_0_0,
  				10);
  		node.increment(CounterImpl.getInstance(2, 2), CounterImpl.COUNTER_0_0,
  				12);
  
  		assertEquals(CounterImpl.getInstance(1, 1), node.getLine(10)
  				.getInstructionCounter());
  		assertEquals(CounterImpl.COUNTER_0_0, node.getLine(11)
  				.getInstructionCounter());
  		assertEquals(CounterImpl.getInstance(2, 2), node.getLine(12)
  				.getInstructionCounter());
  	}
  
  	@Test
  	public void testIncrementLine1_1() {
  		testIncrementLine(0, 0, 0, 0, 0, 0);
  	}
  
  	@Test
  	public void testIncrementLine1_2() {
  		testIncrementLine(0, 0, 5, 0, 1, 0);
  	}
  
  	@Test
  	public void testIncrementLine1_3() {
  		testIncrementLine(0, 0, 0, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine1_4() {
  		testIncrementLine(0, 0, 5, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine2_1() {
  		testIncrementLine(3, 0, 0, 0, 1, 0);
  	}
  
  	@Test
  	public void testIncrementLine2_2() {
  		testIncrementLine(3, 0, 5, 0, 1, 0);
  	}
  
  	@Test
  	public void testIncrementLine2_3() {
  		testIncrementLine(3, 0, 0, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine2_4() {
  		testIncrementLine(3, 0, 5, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine3_1() {
  		testIncrementLine(0, 3, 0, 0, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine3_2() {
  		testIncrementLine(0, 3, 5, 0, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine3_3() {
  		testIncrementLine(0, 3, 0, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine3_4() {
  		testIncrementLine(0, 3, 5, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine4_1() {
  		testIncrementLine(3, 3, 0, 0, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine4_2() {
  		testIncrementLine(3, 3, 5, 0, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine4_3() {
  		testIncrementLine(3, 3, 0, 5, 0, 1);
  	}
  
  	@Test
  	public void testIncrementLine4_4() {
  		testIncrementLine(3, 3, 5, 5, 0, 1);
  	}
  
  	private void testIncrementLine(int mi1, int ci1, int mi2, int ci2,
  			int expectedMissedLines, int expectedCoveredLines) {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		node.increment(CounterImpl.getInstance(mi1, ci1),
  				CounterImpl.COUNTER_0_0, 33);
  		node.increment(CounterImpl.getInstance(mi2, ci2),
  				CounterImpl.COUNTER_0_0, 33);
  		assertEquals(CounterImpl.getInstance(expectedMissedLines,
  				expectedCoveredLines), node.getLineCounter());
  		assertEquals(CounterImpl.getInstance(mi1 + mi2, ci1 + ci2), node
  				.getLine(33).getInstructionCounter());
  	}
  
  	@Test
  	public void testIncrementChildNoLines() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  		final SourceNodeImpl child = new SourceNodeImpl(ElementType.CLASS,
  				"Foo") {
  			{
  				this.instructionCounter = CounterImpl.getInstance(1, 11);
  				this.branchCounter = CounterImpl.getInstance(2, 22);
  				this.methodCounter = CounterImpl.getInstance(3, 33);
  				this.classCounter = CounterImpl.getInstance(4, 44);
  			}
  		};
  		node.increment(child);
  		assertEquals(CounterImpl.getInstance(1, 11),
  				node.getInstructionCounter());
  		assertEquals(CounterImpl.getInstance(2, 22), node.getBranchCounter());
  		assertEquals(CounterImpl.getInstance(3, 33), node.getMethodCounter());
  		assertEquals(CounterImpl.getInstance(4, 44), node.getClassCounter());
  	}
  
  	@Test
  	public void testIncrementChildWithLines() {
  		final SourceNodeImpl node = new SourceNodeImpl(ElementType.CLASS, "Foo");
  
  		final SourceNodeImpl child = new SourceNodeImpl(ElementType.CLASS,
  				"Foo");
  		child.increment(CounterImpl.getInstance(1, 11),
  				CounterImpl.getInstance(3, 33), 5);
  
  		node.increment(child);
  		node.increment(child);
  
  		assertEquals(CounterImpl.getInstance(2, 22),
  				node.getInstructionCounter());
  		assertEquals(CounterImpl.getInstance(6, 66), node.getBranchCounter());
  		assertEquals(CounterImpl.getInstance(0, 1), node.getLineCounter());
  	}
  
  }
  