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How to use failIfMockIsSharedBetweenThreads method of org.mockitousage.bugs.ShouldNotDeadlockAnswerExecutionTest class

Best Mockito code snippet using org.mockitousage.bugs.ShouldNotDeadlockAnswerExecutionTest.failIfMockIsSharedBetweenThreads

Source:ShouldNotDeadlockAnswerExecutionTest.java

...14import org.mockito.stubbing.Answer;15// see bug 19016public class ShouldNotDeadlockAnswerExecutionTest {17    @Test18    public void failIfMockIsSharedBetweenThreads() throws Exception {19        ShouldNotDeadlockAnswerExecutionTest.Service service = Mockito.mock(ShouldNotDeadlockAnswerExecutionTest.Service.class);20        ExecutorService threads = Executors.newCachedThreadPool();21        AtomicInteger counter = new AtomicInteger(2);22        // registed answer on verySlowMethod23        Mockito.when(service.verySlowMethod()).thenAnswer(new ShouldNotDeadlockAnswerExecutionTest.LockingAnswer(counter));24        // execute verySlowMethod twice in separate threads25        threads.execute(new ShouldNotDeadlockAnswerExecutionTest.ServiceRunner(service));26        threads.execute(new ShouldNotDeadlockAnswerExecutionTest.ServiceRunner(service));27        // waiting for threads to finish28        threads.shutdown();29        if (!(threads.awaitTermination(1000, TimeUnit.MILLISECONDS))) {30            // threads were timed-out31            Assert.fail();32        }...

failIfMockIsSharedBetweenThreads

Using AI Code Generation

1package org.mockitousage.bugs;2import org.junit.Test;3import org.mockito.Mockito;4import org.mockito.exceptions.base.MockitoException;5import org.mockito.internal.util.MockUtil;6import org.mockitousage.IMethods;7import org.mockitoutil.TestBase;8import java.util.concurrent.CountDownLatch;9import java.util.concurrent.ExecutorService;10import java.util.concurrent.Executors;11public class ShouldNotDeadlockAnswerExecutionTest extends TestBase {12    public void shouldNotDeadlockWhenAnsweringOnMockedObject() throws Exception {13        final IMethods mock = Mockito.mock(IMethods.class);14        final CountDownLatch latch = new CountDownLatch(1);15        final ExecutorService executor = Executors.newSingleThreadExecutor();16        executor.submit(new Runnable() {17            public void run() {18                try {19                    latch.await();20                } catch (InterruptedException e) {21                    throw new RuntimeException(e);22                }23                mock.simpleMethod();24            }25        });26        latch.countDown();27        executor.shutdown();28        failIfMockIsSharedBetweenThreads(mock);29    }30    private void failIfMockIsSharedBetweenThreads(IMethods mock) {31        try {32            MockUtil.getMockHandler(mock).getMockSettings().getSynchronized();33        } catch (MockitoException e) {34            fail("Mockito should not deadlock when answering on mocked object");35        }36    }37}38package org.mockitousage.bugs;39import org.junit.Test;40import org.mockito.Mockito;41import org.mockito.exceptions.base.MockitoException;42import org.mockito.internal.util.MockUtil;43import org.mockitousage.IMethods;44import org.mockitoutil.TestBase;45import java.util.concurrent.CountDownLatch;46import java.util.concurrent.ExecutorService;47import java.util.concurrent.Executors;48public class ShouldNotDeadlockAnswerExecutionTest extends TestBase {49    public void shouldNotDeadlockWhenAnsweringOnMockedObject() throws Exception {50        final IMethods mock = Mockito.mock(IMethods.class);51        final CountDownLatch latch = new CountDownLatch(1);52        final ExecutorService executor = Executors.newSingleThreadExecutor();53        executor.submit(new Runnable() {54            public void run() {55                try {56                    latch.await();57                } catch (InterruptedException e) {58                    throw new RuntimeException(e);59                }60                mock.simpleMethod();61            }62        });63        latch.countDown();

failIfMockIsSharedBetweenThreads

Using AI Code Generation

1package org.mockitousage.bugs;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import org.mockito.Mock;5import org.mockito.Mockito;6import org.mockito.exceptions.base.MockitoException;7import org.mockitousage.IMethods;8import org.mockitoutil.TestBase;9import java.util.concurrent.CountDownLatch;10import java.util.concurrent.CyclicBarrier;11import java.util.concurrent.ExecutorService;12import java.util.concurrent.Executors;13import java.util.concurrent.TimeUnit;14import static org.mockito.Mockito.mock;15import static org.mockito.Mockito.when;16public class ShouldNotDeadlockAnswerExecutionTest extends TestBase {17    public void should_not_deadlock_when_executing_answer() throws Exception {18        final CountDownLatch latch = new CountDownLatch(1);19        final CyclicBarrier barrier = new CyclicBarrier(2);20        final IMethods mock = mock(IMethods.class);21        when(mock.simpleMethod()).thenAnswer(invocation -> {22            barrier.await();23            latch.await();24            return null;25        });26        ExecutorService executor = Executors.newSingleThreadExecutor();27        executor.submit(() -> mock.simpleMethod());28        barrier.await();29        executor.shutdown();30        executor.awaitTermination(10, TimeUnit.SECONDS);31        Assertions.assertThat(executor.isTerminated()).isTrue();32    }33    public void should_fail_when_answer_is_executed_in_the_same_thread() {34        final IMethods mock = mock(IMethods.class);35        when(mock.simpleMethod()).thenAnswer(invocation -> {36            failIfMockIsSharedBetweenThreads(mock);37            return null;38        });39        try {40            mock.simpleMethod();41            fail("Should throw MockitoException");42        } catch (MockitoException e) {43            Assertions.assertThat(e).hasMessage("Mockito detected that you are trying to use the same mock instance in a multi-threaded way. This is not supported.");44        }45    }46    public void should_fail_when_answer_is_executed_in_another_thread() throws Exception {47        final CountDownLatch latch = new CountDownLatch(1);48        final CyclicBarrier barrier = new CyclicBarrier(2);49        final IMethods mock = mock(IMethods.class);50        when(mock.simpleMethod()).thenAnswer(invocation -> {51            failIfMockIsSharedBetweenThreads(mock);52            return null;53        });

failIfMockIsSharedBetweenThreads

Using AI Code Generation

1String methodName = Thread.currentThread().getStackTrace()[2].getMethodName();2String methodName = Thread.currentThread().getStackTrace()[1].getMethodName();3String methodName = Thread.currentThread().getStackTrace()[0].getMethodName();4String methodName = Thread.currentThread().getStackTrace()[3].getMethodName();5String methodName = Thread.currentThread().getStackTrace()[4].getMethodName();6String methodName = Thread.currentThread().getStackTrace()[5].getMethodName();7String methodName = Thread.currentThread().getStackTrace()[6].getMethodName();8String methodName = Thread.currentThread().getStackTrace()[7].getMethodName();

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