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/*******************************************************************************
* Copyright (c) 2009, 2011 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.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.jacoco.core.internal.analysis.BundleCoverageImpl;
import org.jacoco.core.internal.analysis.ClassCoverageImpl;
import org.jacoco.core.internal.analysis.CounterImpl;
import org.jacoco.core.internal.analysis.MethodCoverageImpl;
import org.junit.Before;
import org.junit.Test;
/**
* Unit tests for {@link CoverageBuilder}.
*/
public class CoverageBuilderTest {
private CoverageBuilder coverageBuilder;
@Before
public void setup() {
coverageBuilder = new CoverageBuilder();
}
@Test
public void testCreateClassMissed() {
final MethodCoverageImpl method = new MethodCoverageImpl("doit", "()V",
null);
method.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 6);
method.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 7);
method.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 8);
addClass(123L, "Sample", null, method);
final Collection<IClassCoverage> classes = coverageBuilder.getClasses();
assertEquals(1, classes.size());
IClassCoverage c = classes.iterator().next();
assertEquals("Sample", c.getName());
assertEquals(1, c.getClassCounter().getTotalCount());
assertEquals(0, c.getClassCounter().getCoveredCount());
assertEquals(1, c.getMethodCounter().getTotalCount());
assertEquals(0, c.getMethodCounter().getCoveredCount());
assertEquals(3, c.getLineCounter().getTotalCount());
assertEquals(0, c.getLineCounter().getCoveredCount());
final Collection<IMethodCoverage> methods = c.getMethods();
assertEquals(1, methods.size());
IMethodCoverage m = methods.iterator().next();
assertEquals("doit", m.getName());
assertEquals("()V", m.getDesc());
assertEquals(1, m.getMethodCounter().getTotalCount());
assertEquals(0, m.getMethodCounter().getCoveredCount());
assertEquals(3, m.getLineCounter().getTotalCount());
assertEquals(0, m.getLineCounter().getCoveredCount());
}
@Test
public void testCreateClassCovered() {
final MethodCoverageImpl method = new MethodCoverageImpl("doit", "()V",
null);
method.increment(CounterImpl.COUNTER_0_1, CounterImpl.COUNTER_0_0, 6);
method.increment(CounterImpl.COUNTER_0_1, CounterImpl.COUNTER_0_0, 7);
method.increment(CounterImpl.COUNTER_0_1, CounterImpl.COUNTER_0_0, 8);
addClass(123L, "Sample", null, method);
final Collection<IClassCoverage> classes = coverageBuilder.getClasses();
assertEquals(1, classes.size());
IClassCoverage c = classes.iterator().next();
assertEquals("Sample", c.getName());
assertEquals(1, c.getClassCounter().getTotalCount());
assertEquals(1, c.getClassCounter().getCoveredCount());
assertEquals(1, c.getMethodCounter().getTotalCount());
assertEquals(1, c.getMethodCounter().getCoveredCount());
assertEquals(3, c.getLineCounter().getTotalCount());
assertEquals(3, c.getLineCounter().getCoveredCount());
final Collection<IMethodCoverage> methods = c.getMethods();
assertEquals(1, methods.size());
IMethodCoverage m = methods.iterator().next();
assertEquals("doit", m.getName());
assertEquals("()V", m.getDesc());
assertEquals(1, m.getMethodCounter().getTotalCount());
assertEquals(1, m.getMethodCounter().getCoveredCount());
assertEquals(3, m.getLineCounter().getTotalCount());
assertEquals(3, m.getLineCounter().getCoveredCount());
}
@Test
public void testIgnoreClassesWithoutCode() {
final MethodCoverageImpl method = new MethodCoverageImpl("doit", "()V",
null);
addClass(123L, "Sample", null, method);
final Collection<IClassCoverage> classes = coverageBuilder.getClasses();
assertTrue(classes.isEmpty());
}
@Test(expected = IllegalStateException.class)
public void testDuplicateClassName() {
MethodCoverageImpl method = new MethodCoverageImpl("doit", "()V", null);
method.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 3);
addClass(123L, "Sample", null, method);
method = new MethodCoverageImpl("doit", "()V", null);
method.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 3);
addClass(345L, "Sample", null, method);
}
@Test
public void testCreateSourceFile() {
final MethodCoverageImpl method1 = new MethodCoverageImpl("doit",
"()V", null);
method1.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 3);
addClass(123L, "Sample", "Sample.java", method1);
final MethodCoverageImpl method2 = new MethodCoverageImpl("doit",
"()V", null);
method2.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 6);
addClass(234L, "Second", "Sample.java", method2);
final Collection<ISourceFileCoverage> sourcefiles = coverageBuilder
.getSourceFiles();
assertEquals(1, sourcefiles.size());
ISourceFileCoverage s = sourcefiles.iterator().next();
assertEquals(2, s.getClassCounter().getTotalCount());
assertEquals(0, s.getClassCounter().getCoveredCount());
}
@Test
public void testGetBundle() {
final MethodCoverageImpl method1 = new MethodCoverageImpl("doit",
"()V", null);
method1.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 3);
addClass(1, "org/jacoco/examples/Sample1", null, method1);
final MethodCoverageImpl method2 = new MethodCoverageImpl("doit",
"()V", null);
method2.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 6);
addClass(2, "org/jacoco/examples/Sample2", null, method2);
final MethodCoverageImpl method3 = new MethodCoverageImpl("doit",
"()V", null);
method3.increment(CounterImpl.COUNTER_1_0, CounterImpl.COUNTER_0_0, 1);
addClass(3, "Sample3", null, method3);
BundleCoverageImpl bundle = coverageBuilder.getBundle("testbundle");
assertEquals("testbundle", bundle.getName());
final Collection<IPackageCoverage> packages = bundle.getPackages();
assertEquals(2, packages.size());
Map<String, IPackageCoverage> packagesByName = new HashMap<String, IPackageCoverage>();
for (IPackageCoverage p : packages) {
packagesByName.put(p.getName(), p);
}
IPackageCoverage p1 = packagesByName.get("org/jacoco/examples");
assertNotNull(p1);
assertEquals(
new HashSet<String>(Arrays.asList(
"org/jacoco/examples/Sample1",
"org/jacoco/examples/Sample2")),
getNames(p1.getClasses()));
IPackageCoverage p2 = packagesByName.get("");
assertNotNull(p2);
assertEquals(Collections.singleton("Sample3"),
getNames(p2.getClasses()));
}
private Set<String> getNames(Collection<? extends ICoverageNode> nodes) {
Set<String> result = new HashSet<String>();
for (ICoverageNode n : nodes) {
result.add(n.getName());
}
return result;
}
private void addClass(long id, String name, String source,
MethodCoverageImpl... methods) {
final ClassCoverageImpl coverage = new ClassCoverageImpl(name, id,
null, "java/lang/Object", new String[0]);
coverage.setSourceFileName(source);
for (MethodCoverageImpl m : methods) {
coverage.addMethod(m);
}
coverageBuilder.visitCoverage(coverage);
}
}
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