src/test/java/org/concurrentmockito/VerificationInOrderFromMultipleThreadsTest.java

/*
 * Copyright (c) 2007 Mockito contributors
 * This program is made available under the terms of the MIT License.
 */
package org.concurrentmockito;

import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;

import org.junit.Test;
import org.mockito.InOrder;
import org.mockitoutil.TestBase;

public class VerificationInOrderFromMultipleThreadsTest extends TestBase {

    @Test
    public void shouldVerifyInOrderWhenMultipleThreadsInteractWithMock() throws Exception {
        final Foo testInf = mock(Foo.class);

        Thread threadOne =
                new Thread(
                        new Runnable() {
                            public void run() {
                                testInf.methodOne();
                            }
                        });
        threadOne.start();
        threadOne.join();

        Thread threadTwo =
                new Thread(
                        new Runnable() {
                            public void run() {
                                testInf.methodTwo();
                            }
                        });
        threadTwo.start();
        threadTwo.join();

        InOrder inOrder = inOrder(testInf);
        inOrder.verify(testInf).methodOne();
        inOrder.verify(testInf).methodTwo();
    }

    public interface Foo {
        void methodOne();

        void methodTwo();
    }
}