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/*******************************************************************************
* Copyright (c) 2009, 2012 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.instr;
import static org.junit.Assert.assertNull;
import org.jacoco.core.runtime.IRuntime;
import org.jacoco.core.runtime.LoggerRuntime;
import org.junit.Before;
import org.junit.Test;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.commons.EmptyVisitor;
/**
* Unit tests for {@link ClassInstrumenter}.
*/
public class ClassInstrumenterTest {
private IRuntime runtime;
private ClassInstrumenter instrumenter;
@Before
public void setup() {
runtime = new LoggerRuntime();
instrumenter = new ClassInstrumenter(123, runtime, new EmptyVisitor());
}
@Test(expected = IllegalStateException.class)
public void testInstrumentInstrumentedClass1() {
instrumenter.visitField(InstrSupport.DATAFIELD_ACC,
InstrSupport.DATAFIELD_NAME, InstrSupport.DATAFIELD_DESC, null,
null);
}
@Test(expected = IllegalStateException.class)
public void testInstrumentInstrumentedClass2() {
instrumenter.visitMethod(InstrSupport.INITMETHOD_ACC,
InstrSupport.INITMETHOD_NAME, InstrSupport.INITMETHOD_DESC,
null, null);
}
@Test
public void testNoMethodVisitor() {
instrumenter = new ClassInstrumenter(123, runtime, new EmptyVisitor() {
@Override
public MethodVisitor visitMethod(int access, String name,
String desc, String signature, String[] exceptions) {
return null;
}
});
assertNull(instrumenter.visitMethod(0, "foo", "()V", null, null));
}
}
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