org.jacoco.core.internal.instr.ProbeCounterTest.java Source code

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Here is the source code for org.jacoco.core.internal.instr.ProbeCounterTest.java

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/*******************************************************************************
 * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *    Marc R. Hoffmann - initial API and implementation
 *
 *******************************************************************************/
package org.jacoco.core.internal.instr;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;

import org.junit.Before;
import org.junit.Test;
import org.objectweb.asm.Opcodes;

/**
 * Unit tests for {@link ProbeCounter}.
 */
public class ProbeCounterTest {

    private ProbeCounter counter;

    @Before
    public void setup() {
        counter = new ProbeCounter();
    }

    @Test
    public void testInitial() {
        assertFalse(counter.hasMethods());
        assertEquals(0, counter.getCount());
    }

    @Test
    public void testVisitTotalProbeCount() {
        counter.visitTotalProbeCount(42);
        assertEquals(42, counter.getCount());
    }

    @Test
    public void testVisitClinitMethod() {
        assertNull(counter.visitMethod(0, "<clinit>", null, null, null));
        assertFalse(counter.hasMethods());
    }

    @Test
    public void testVisitAbstractMethod() {
        counter.visitMethod(Opcodes.ACC_ABSTRACT, "foo", null, null, null);
        assertFalse(counter.hasMethods());
    }

    @Test
    public void testVisitMethod() {
        assertNull(counter.visitMethod(0, "foo", null, null, null));
        assertTrue(counter.hasMethods());
    }

}