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How to use synchronizedList method of org.mockitousage.bugs.MultithreadedStubbingHalfManualTest class

Best Mockito code snippet using org.mockitousage.bugs.MultithreadedStubbingHalfManualTest.synchronizedList

Source:MultithreadedStubbingHalfManualTest.java

...24    /**25     * Thread pool for concurrent invocations.26     */27    private Executor executor;28    private List<Exception> exceptions = Collections.synchronizedList(new LinkedList<Exception>());29    // this problem shows at 4 out of 5 executions30    // it is not strictly a bug because Mockito does not support simultanous stubbing (see FAQ)31    // however I decided to synchronize some calls in order to make the exceptions nicer32    @Test33    public void tryToRevealTheProblem() {34        MultithreadedStubbingHalfManualTest.ToMock toMock = Mockito.mock(MultithreadedStubbingHalfManualTest.ToMock.class);35        for (int i = 0; i < 100; i++) {36            int j = i % 11;37            // Repeated mocking38            Mockito.when(toMock.getValue(i)).thenReturn(j);39            // TODO make it also showing errors for doReturn()40            // doReturn(j).when(toMock).getValue(i);41            while (true) {42                try {...

synchronizedList

Using AI Code Generation

1    public void shouldSynchronizedList() throws Exception {2        List<String> list = new ArrayList<String>();3        List<String> synchronizedList = Collections.synchronizedList(list);4        synchronizedList.add("one");5        synchronizedList.add("two");6        synchronizedList.add("three");7        List<String> mock = mock(List.class);8        when(mock.size()).thenReturn(synchronizedList.size());9        when(mock.get(0)).thenReturn(synchronizedList.get(0));10        when(mock.get(1)).thenReturn(synchronizedList.get(1));11        when(mock.get(2)).thenReturn(synchronizedList.get(2));12        assertEquals(3, mock.size());13        assertEquals("one", mock.get(0));14        assertEquals("two", mock.get(1));15        assertEquals("three", mock.get(2));16    }17    public void shouldSynchronizedListWithAnswer() throws Exception {18        List<String> list = new ArrayList<String>();19        List<String> synchronizedList = Collections.synchronizedList(list);20        synchronizedList.add("one");21        synchronizedList.add("two");22        synchronizedList.add("three");23        List<String> mock = mock(List.class);24        when(mock.size()).thenAnswer(new Answer<Integer>() {25            public Integer answer(InvocationOnMock invocation) throws Throwable {26                return synchronizedList.size();27            }28        });29        when(mock.get(0)).thenAnswer(new Answer<String>() {30            public String answer(InvocationOnMock invocation) throws Throwable {31                return synchronizedList.get(0);32            }33        });34        when(mock.get(1)).thenAnswer(new Answer<String>() {35            public String answer(InvocationOnMock invocation) throws Throwable {36                return synchronizedList.get(1);37            }38        });39        when(mock.get(2)).thenAnswer(new Answer<String>() {40            public String answer(InvocationOnMock invocation) throws Throwable {41                return synchronizedList.get(2);42            }43        });44        assertEquals(3, mock.size());45        assertEquals("one", mock.get(0));46        assertEquals("two", mock.get(1));47        assertEquals("three", mock.get(2));48    }49    public void shouldSynchronizedListWithAnswerAndMatchers() throws Exception {50        List<String> list = new ArrayList<String>();51        List<String> synchronizedList = Collections.synchronizedList(list);52        synchronizedList.add("one");53        synchronizedList.add("

synchronizedList

Using AI Code Generation

1    public void shouldAllowStubbingInMultipleThreads() throws Exception {2        final List<String> list = new ArrayList<String>();3        List<String> synchronizedList = Collections.synchronizedList(list);4        final List<String> spy = spy(synchronizedList);5        doReturn("foo").when(spy).get(0);6        doReturn("bar").when(spy).get(1);7        doReturn("baz").when(spy).get(2);8        Thread t1 = new Thread(new Runnable() {9            public void run() {10                spy.get(0);11            }12        });13        Thread t2 = new Thread(new Runnable() {14            public void run() {15                spy.get(1);16            }17        });18        Thread t3 = new Thread(new Runnable() {19            public void run() {20                spy.get(2);21            }22        });23        t1.start();24        t2.start();25        t3.start();26        t1.join();27        t2.join();28        t3.join();29        assertEquals("foo", spy.get(0));30        assertEquals("bar", spy.get(1));31        assertEquals("baz", spy.get(2));32    }33}34    public void shouldAllowStubbingInMultipleThreads() throws Exception {35        final List<String> list = new ArrayList<String>();36        List<String> synchronizedList = Collections.synchronizedList(list);37        final List<String> spy = spy(synchronizedList);38        doReturn("foo").when(spy).get(0);39        doReturn("bar").when(spy).get(1);40        doReturn("baz").when(spy).get

synchronizedList

Using AI Code Generation

1    public void shouldStubConcurrently() throws InterruptedException {2        final int THREADS = 10;3        final int STUBS = 10000;4        final List<String> list = synchronizedList(new ArrayList<String>());5        final List<String> mock = mock(List.class);6        when(mock.get(anyInt())).thenAnswer(new Answer<String>() {7            public String answer(InvocationOnMock invocation) throws Throwable {8                return list.get((Integer) invocation.getArguments()[0]);9            }10        });11        Thread[] threads = new Thread[THREADS];12        for (int i = 0; i < THREADS; i++) {13            threads[i] = new Thread(new Runnable() {14                public void run() {15                    for (int i = 0; i < STUBS; i++) {16                        list.add("foo");17                        mock.get(i);18                    }19                }20            });21        }22        for (Thread thread : threads) {23            thread.start();24        }25        for (Thread thread : threads) {26            thread.join();27        }28    }29}

synchronizedList

Using AI Code Generation

1public void shouldStubConcurrently() throws Throwable {2    ExecutorService executorService = Executors.newFixedThreadPool(10);3    final List<Throwable> exceptions = Collections.synchronizedList(new ArrayList<Throwable>());4    final List<Callable<Object>> tasks = new ArrayList<Callable<Object>>();5    for (int i = 0; i < 10; i++) {6        tasks.add(new StubbingTask(exceptions));7    }8    executorService.invokeAll(tasks);9    executorService.shutdown();10    if (!exceptions.isEmpty()) {11        throw exceptions.get(0);12    }13}14class StubbingTask implements Callable<Object> {15    private final List<Throwable> exceptions;16    public StubbingTask(List<Throwable> exceptions) {17        this.exceptions = exceptions;18    }19    public Object call() throws Exception {20        try {21            List mock = mock(List.class);22            when(mock.get(0)).thenReturn("one");23            mock.get(0);24        } catch (Throwable t) {25            exceptions.add(t);26        }27        return null;28    }29}30Argument(s) are different! Wanted:31list.get(0);32-> at org.mockitousage.bugs.MultithreadedStubbingHalfManualTest$StubbingTask.call(MultithreadedStubbingHalfManualTest.java:52)33list.get(0);34-> at org.mockitousage.bugs.MultithreadedStubbingHalfManualTest$StubbingTask.call(MultithreadedStubbingHalfManualTest.java:52)35at org.junit.Assert.assertEquals(Assert.java:115)36at org.junit.Assert.assertEquals(Assert.java:144)37at org.mockito.internal.verification.VerificationOverTimeImpl.verify(VerificationOverTimeImpl.java:50)38at org.mockito.internal.verification.VerificationOverTimeImpl.verify(VerificationOverTimeImpl.java:38)39at org.mockito.internal.verification.VerificationModeFactory$7.verify(VerificationModeFactory.java:200)40at org.mockito.internal.handler.MockHandlerImpl.handle(MockHandlerImpl.java:91)41at org.mockito.internal.handler.NullResultGuardian.handle(NullResultGuardian.java:29)42at org.mockito.internal.handler.InvocationNotifierHandler.handle(InvocationNotifierHandler.java:32)43at org.mockito.internal.creation.cglib.MethodInterceptorFilter.intercept(MethodInterceptorFilter.java:59)

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