/*******************************************************************************
* Copyright (c) 2009, 2014 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.assertNull;
import static org.junit.Assert.assertTrue;
import java.util.Collection;
import org.jacoco.core.analysis.IMethodCoverage;
import org.jacoco.core.internal.flow.MethodProbesVisitor;
import org.jacoco.core.internal.instr.InstrSupport;
import org.junit.Before;
import org.junit.Test;
import org.objectweb.asm.Opcodes;
/**
* Unit tests for {@link ClassAnalyzer}.
*/
public class ClassAnalyzerTest {
private ClassAnalyzer analyzer;
@Before
public void setup() {
analyzer = new ClassAnalyzer(0x0000, false, null, new StringPool());
analyzer.visit(Opcodes.V1_5, Opcodes.ACC_PUBLIC, "Foo", null,
"java/lang/Object", null);
}
@Test(expected = IllegalStateException.class)
public void testAnalyzeInstrumentedClass1() {
analyzer.visitField(InstrSupport.DATAFIELD_ACC,
InstrSupport.DATAFIELD_NAME, InstrSupport.DATAFIELD_DESC, null,
null);
}
@Test(expected = IllegalStateException.class)
public void testAnalyzeInstrumentedClass2() {
analyzer.visitMethod(InstrSupport.INITMETHOD_ACC,
InstrSupport.INITMETHOD_NAME, InstrSupport.INITMETHOD_DESC,
null, null);
}
@Test
public void testMethodFilter_Empty() {
final MethodProbesVisitor mv = analyzer.visitMethod(0, "foo", "()V",
null, null);
mv.visitEnd();
Collection<IMethodCoverage> methods = analyzer.getCoverage()
.getMethods();
assertEquals(0, methods.size());
}
@Test
public void testMethodFilter_NonSynthetic() {
final MethodProbesVisitor mv = analyzer.visitMethod(0, "foo", "()V",
null, null);
mv.visitCode();
mv.visitInsn(Opcodes.RETURN);
mv.visitEnd();
Collection<IMethodCoverage> methods = analyzer.getCoverage()
.getMethods();
assertEquals(1, methods.size());
}
@Test
public void testMethodFilter_Synthetic() {
final MethodProbesVisitor mv = analyzer.visitMethod(
Opcodes.ACC_SYNTHETIC, "foo", "()V", null, null);
assertNull(mv);
Collection<IMethodCoverage> methods = analyzer.getCoverage()
.getMethods();
assertTrue(methods.isEmpty());
}
@Test
public void testMethodFilter_Lambda() {
final MethodProbesVisitor mv = analyzer.visitMethod(
Opcodes.ACC_SYNTHETIC, "lambda$1", "()V", null, null);
mv.visitCode();
mv.visitInsn(Opcodes.RETURN);
mv.visitEnd();
Collection<IMethodCoverage> methods = analyzer.getCoverage()
.getMethods();
assertEquals(1, methods.size());
}
}