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.report.check;
  
  import static org.junit.Assert.assertEquals;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  
  import org.jacoco.core.analysis.IBundleCoverage;
  import org.jacoco.core.analysis.IClassCoverage;
  import org.jacoco.core.analysis.ICoverageNode;
  import org.jacoco.core.analysis.ICoverageNode.ElementType;
  import org.jacoco.core.analysis.IPackageCoverage;
  import org.jacoco.core.analysis.ISourceFileCoverage;
  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.jacoco.core.internal.analysis.PackageCoverageImpl;
  import org.jacoco.core.internal.analysis.SourceFileCoverageImpl;
  import org.jacoco.report.ILanguageNames;
  import org.jacoco.report.JavaNames;
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link BundleChecker}.
   */
  public class BundleCheckerTest implements IViolationsOutput {
  
  	private List<Rule> rules;
  	private ILanguageNames names;
  	private List<String> messages;
  
  	@Before
  	public void setup() {
  		rules = new ArrayList<Rule>();
  		names = new JavaNames();
  		messages = new ArrayList<String>();
  	}
  
  	@Test
  	public void testBundleLimit() {
  		addRule(ElementType.BUNDLE);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertMessage("Rule violated for bundle Test: instructions covered ratio is 0.50, but expected minimum is 0.75");
  	}
  
  	@Test
  	public void testPackageLimit() {
  		addRule(ElementType.PACKAGE);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertMessage("Rule violated for package org.jacoco.example: instructions covered ratio is 0.50, but expected minimum is 0.75");
  	}
  
  	@Test
  	public void testSourceFileLimit() {
  		addRule(ElementType.SOURCEFILE);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertMessage("Rule violated for source file org/jacoco/example/FooClass.java: instructions covered ratio is 0.50, but expected minimum is 0.75");
  	}
  
  	@Test
  	public void testClassLimit() {
  		addRule(ElementType.CLASS);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertMessage("Rule violated for class org.jacoco.example.FooClass: instructions covered ratio is 0.50, but expected minimum is 0.75");
  	}
  
  	@Test
  	public void testMethodLimit() {
  		addRule(ElementType.METHOD);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertMessage("Rule violated for method org.jacoco.example.FooClass.fooMethod(): instructions covered ratio is 0.50, but expected minimum is 0.75");
  	}
  
  	@Test
  	public void testGroupLimitNotSupported() {
  		addRule(ElementType.GROUP);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertEquals(Collections.emptyList(), messages);
  	}
  
  	@Test
  	public void testLimitOk() {
  		final Rule rule = new Rule();
  		rule.setElement(ElementType.BUNDLE);
  		final Limit limit = rule.createLimit();
  		limit.setMinimum("0.25");
  		rules.add(rule);
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertEquals(Collections.emptyList(), messages);
  	}
  
  	@Test
  	public void testBundleNoMatch() {
  		addRule(ElementType.BUNDLE).setExcludes("*");
  		final BundleChecker checker = new BundleChecker(rules, names, this);
  		checker.checkBundle(createBundle());
  		assertEquals(Collections.emptyList(), messages);
  	}
  
  	private Rule addRule(ElementType elementType) {
  		final Rule rule = new Rule();
  		rule.setElement(elementType);
  		final Limit limit = rule.createLimit();
  		limit.setMinimum("0.75");
  		rules.add(rule);
  		return rule;
  	}
  
  	private IBundleCoverage createBundle() {
  		final MethodCoverageImpl m = new MethodCoverageImpl("fooMethod", "()V",
  				null);
  		m.increment(CounterImpl.getInstance(5, 5), CounterImpl.COUNTER_0_0, 1);
  		m.incrementMethodCounter();
  
  		final ClassCoverageImpl c = new ClassCoverageImpl(
  				"org/jacoco/example/FooClass", 1001, false);
  		c.setSourceFileName("FooClass.java");
  		c.addMethod(m);
  
  		final SourceFileCoverageImpl s = new SourceFileCoverageImpl(
  				"FooClass.java", "org/jacoco/example");
  		s.increment(c);
  
  		IPackageCoverage p = new PackageCoverageImpl("org/jacoco/example",
  				Collections.singleton((IClassCoverage) c),
  				Collections.singleton((ISourceFileCoverage) s));
  		return new BundleCoverageImpl("Test", Collections.singleton(p));
  	}
  
  	private void assertMessage(String expected) {
  		assertEquals(Collections.singletonList(expected), messages);
  	}
  
  	public void onViolation(ICoverageNode node, Rule rule, Limit limit,
  			String message) {
  		messages.add(message);
  	}
  
  }
  