How to use MockitoJUnit.collector method of org.mockito.junit.VerificationCollector class

Best Mockito code snippet using org.mockito.junit.VerificationCollector.MockitoJUnit.collector

Source:VerificationCollectorImplTest.java

1/*2 * Copyright (c) 2017 Mockito contributors3 * This program is made available under the terms of the MIT License.4 */5package org.mockitousage.junitrule;6import org.junit.Rule;7import org.junit.Test;8import org.junit.runner.JUnitCore;9import org.junit.runner.Result;10import org.mockito.exceptions.base.MockitoAssertionError;11import org.mockito.junit.MockitoJUnit;12import org.mockito.junit.VerificationCollector;13import org.mockitousage.IMethods;14import static org.assertj.core.api.Assertions.assertThat;15import static org.junit.Assert.fail;16import static org.mockito.Mockito.*;17public class VerificationCollectorImplTest {18    @Test19    public void should_not_throw_any_exceptions_when_verifications_are_successful() {20        VerificationCollector collector = MockitoJUnit.collector().assertLazily();21        IMethods methods = mock(IMethods.class);22        methods.simpleMethod();23        verify(methods).simpleMethod();24        collector.collectAndReport();25    }26    @Test(expected = MockitoAssertionError.class)27    public void should_collect_verification_failures() {28        VerificationCollector collector = MockitoJUnit.collector().assertLazily();29        IMethods methods = mock(IMethods.class);30        verify(methods).simpleMethod();31        collector.collectAndReport();32    }33    @Test34    public void should_collect_multiple_verification_failures() {35        VerificationCollector collector = MockitoJUnit.collector().assertLazily();36        IMethods methods = mock(IMethods.class);37        verify(methods).simpleMethod();38        verify(methods).byteReturningMethod();39        try {40            collector.collectAndReport();41            fail();42        } catch (MockitoAssertionError error) {43            assertThat(error).hasMessageContaining("1. Wanted but not invoked:");44            assertThat(error).hasMessageContaining("2. Wanted but not invoked:");45        }46    }47    @Test48    public void should_only_collect_failures_ignore_successful_verifications() {49        VerificationCollector collector = MockitoJUnit.collector().assertLazily();50        IMethods methods = mock(IMethods.class);51        verify(methods, never()).simpleMethod();52        verify(methods).byteReturningMethod();53        this.assertAtLeastOneFailure(collector);54    }55    @Test56    public void should_continue_collecting_after_failing_verification() {57        VerificationCollector collector = MockitoJUnit.collector().assertLazily();58        IMethods methods = mock(IMethods.class);59        methods.simpleMethod();60        verify(methods).byteReturningMethod();61        verify(methods).simpleMethod();62        this.assertAtLeastOneFailure(collector);63    }64    private void assertAtLeastOneFailure(VerificationCollector collector) {65        try {66            collector.collectAndReport();67            fail();68        } catch (MockitoAssertionError error) {69            assertThat(error).hasMessageContaining("1. Wanted but not invoked:");70            assertThat(error.getMessage()).doesNotContain("2.");71        }72    }73    @Test74    public void should_invoke_collector_rule_after_test() {75        JUnitCore runner = new JUnitCore();76        Result result = runner.run(VerificationCollectorRuleInner.class);77        assertThat(result.getFailureCount()).isEqualTo(1);78        assertThat(result.getFailures().get(0).getMessage()).contains("1. Wanted but not invoked:");79    }80    // This class is picked up when running a test suite using an IDE. It fails on purpose.81    public static class VerificationCollectorRuleInner {82        @Rule83        public VerificationCollector collector = MockitoJUnit.collector();84        @Test85        public void should_fail() {86            IMethods methods = mock(IMethods.class);87            verify(methods).simpleMethod();88        }89        @Test90        public void should_not_fail() {91            IMethods methods = mock(IMethods.class);92            methods.simpleMethod();93            verify(methods).simpleMethod();94        }95    }96}...

Source:VerificationCollector.java

1/*2 * Copyright (c) 2016 Mockito contributors3 * This program is made available under the terms of the MIT License.4 */5package org.mockito.junit;6import org.junit.rules.TestRule;7import org.mockito.exceptions.base.MockitoAssertionError;8/**9 * Use this rule in order to collect multiple verification failures and report at once.10 * This new API in incubating - let us know if you find this feature useful.11 * Should it be turned on by default with Mockito JUnit Rule?12 * <p>13 * Although {@code VerificationCollector} is a JUnit Rule, it does not necessarily have to be used as a Test Rule14 * - see {@link #collectAndReport()}.15 * <p>16 * In the example below, the verification failure thrown by {@code byteReturningMethod()} does not block17 * verifying against the {@code simpleMethod()}. After the test is run, a report is generated stating all18 * collect verification failures.19 *20 * <pre class="code"><code class="java">21 *   &#064;Rule22 *   public VerificationCollector collector = MockitoJUnit.collector();23 *24 *   &#064;Test25 *   public void should_fail() {26 *       IMethods methods = mock(IMethods.class);27 *28 *       verify(methods).byteReturningMethod();29 *       verify(methods).simpleMethod();30 *   }31 * </code></pre>32 *33 * @see org.mockito.Mockito#verify(Object)34 * @see org.mockito.Mockito#verify(Object, org.mockito.verification.VerificationMode)35 * @since 2.1.036 */37public interface VerificationCollector extends TestRule {38    /**39     * Collect all lazily verified behaviour. If there were failed verifications, it will40     * throw a MockitoAssertionError containing all messages indicating the failed verifications.41     * <p>42     * Normally, users don't need to call this method because it is automatically invoked when test finishes43     * (part of the JUnit Rule behavior).44     * However, in some circumstances and edge cases, it might be useful to collect and report verification45     * errors in the middle of the test (for example: some scenario tests or during debugging).46     *47     * <pre class="code"><code class="java">48     *   &#064;Rule49     *   public VerificationCollector collector = MockitoJUnit.collector();50     *51     *   &#064;Test52     *   public void should_fail() {53     *       IMethods methods = mock(IMethods.class);54     *55     *       verify(methods).byteReturningMethod();56     *       verify(methods).simpleMethod();57     *58     *       //report all verification errors now:59     *       collector.collectAndReport();60     *61     *       //some other test code62     *   }63     * </code></pre>64     *65     * @throws MockitoAssertionError If there were failed verifications66     * @since 2.1.067     */68    void collectAndReport() throws MockitoAssertionError;69    /**70     * Enforce all verifications are performed lazily. This method is automatically called when71     * used as JUnitRule and normally users don't need to use it.72     * <p>73     * You should only use this method if you are using a VerificationCollector74     * inside a method where only this method should be verified lazily. The other methods can75     * still be verified directly.76     *77     * <pre class="code"><code class="java">78     *   &#064;Test79     *   public void should_verify_lazily() {80     *       VerificationCollector collector = MockitoJUnit.collector().assertLazily();81     *82     *       verify(methods).byteReturningMethod();83     *       verify(methods).simpleMethod();84     *85     *       collector.collectAndReport();86     *   }87     * </code></pre>88     *89     * @return this90     * @since 2.1.091     */92    VerificationCollector assertLazily();93}...

Source:LazyVerificationUnitTest.java

1package com.baeldung.mockito.java8;2import static org.junit.Assert.assertTrue;3import static org.mockito.Mockito.mock;4import static org.mockito.Mockito.verify;5import java.util.List;6import org.junit.Test;7import org.mockito.exceptions.base.MockitoAssertionError;8import org.mockito.junit.MockitoJUnit;9import org.mockito.junit.VerificationCollector;10public class LazyVerificationUnitTest {11    @Test12    public void whenLazilyVerified_thenReportsMultipleFailures() {13        VerificationCollector collector = MockitoJUnit.collector()14            .assertLazily();15        List mockList = mock(List.class);16        verify(mockList).add("one");17        verify(mockList).clear();18        try {19            collector.collectAndReport();20        } catch (MockitoAssertionError error) {21            assertTrue(error.getMessage()22                .contains("1. Wanted but not invoked:"));23            assertTrue(error.getMessage()24                .contains("2. Wanted but not invoked:"));25        }26    }27}...

MockitoJUnit.collector

Using AI Code Generation

1package org.mockito;2import org.junit.Rule;3import org.junit.Test;4import org.junit.runner.RunWith;5import org.mockito.junit.MockitoJUnit;6import org.mockito.junit.VerificationCollector;7import org.mockito.runners.MockitoJUnitRunner;8import static org.mockito.Mockito.mock;9import static org.mockito.Mockito.verify;10@RunWith(MockitoJUnitRunner.class)11public class MockitoJUnitCollectorTest {12    public VerificationCollector collector = MockitoJUnit.collector();13    public void test() {14        Runnable r = mock(Runnable.class);15        r.run();16        r.run();17        collector.checkThat(r).ranOnce();18    }19}20package org.mockito;21import org.junit.runner.Description;22import org.junit.runner.notification.Failure;23import org.junit.runner.notification.RunListener;24import org.junit.runners.model.Statement;25import org.mockito.internal.verification.api.VerificationData;26import org.mockito.verification.VerificationMode;27import java.util.ArrayList;28import java.util.List;29 *    public class FooTest {30 *        &#064;Rule public VerificationCollector collector = MockitoJUnit.collector();31 *        &#064;Test32 *        public void test() {33 *            Runnable r = mock(Runnable.class);34 *            r.run();35 *            r.run();36 *            collector.checkThat(r).ranOnce();37 *        }38 *    }39public class VerificationCollector extends RunListener implements VerificationMode {40    private final List<Throwable> failures = new ArrayList<Throwable>();41    public VerificationCollector() {42    }43    public Statement apply(final Statement base, Description description) {44        return new Statement() {45            public void evaluate() throws Throwable {46                try {47                    base.evaluate();48                } finally {

MockitoJUnit.collector

Using AI Code Generation

1import org.mockito.junit.VerificationCollector;2import org.mockito.junit.MockitoJUnit;3import org.junit.Rule;4import org.junit.Test;5import org.junit.runner.RunWith;6import org.mockito.runners.MockitoJUnitRunner;7import static org.mockito.Mockito.*;8@RunWith(MockitoJUnitRunner.class)9public class Test1 {10  public VerificationCollector collector = MockitoJUnit.collector();11  public void test1() {12  }13}14import org.mockito.junit.VerificationCollector;15import org.mockito.junit.MockitoJUnit;16import org.junit.Rule;17import org.junit.Test;18import org.junit.runner.RunWith;19import org.mockito.runners.MockitoJUnitRunner;20import static org.mockito.Mockito.*;21@RunWith(MockitoJUnitRunner.class)22public class Test1 {23  public VerificationCollector collector = MockitoJUnit.collector();24  public void test1() {25  }26}27import org.mockito.junit.VerificationCollector;28import org.mockito.junit.MockitoJUnit;29import org.junit.Rule;30import org.junit.Test;31import org.junit.runner.RunWith;32import org.mockito.runners.MockitoJUnitRunner;33import static org.mockito.Mockito.*;34@RunWith(MockitoJUnitRunner.class)35public class Test1 {36  public VerificationCollector collector = MockitoJUnit.collector();37  public void test1() {38  }39}40import org.mockito.junit.VerificationCollector;41import org.mockito.junit.MockitoJUnit;42import org.junit.Rule;43import org.junit.Test;44import org.junit.runner.RunWith;45import org.mockito.runners.MockitoJUnitRunner;46import static org.mockito.Mockito.*;47@RunWith(MockitoJUnitRunner.class)48public class Test1 {49  public VerificationCollector collector = MockitoJUnit.collector();50  public void test1() {51  }52}53import org.mockito.junit.VerificationCollector;54import org.mockito.junit.MockitoJUnit;55import org.junit.Rule;56import org.junit.Test;57import org.junit.runner.RunWith

MockitoJUnit.collector

Using AI Code Generation

1package org.kodejava.example.junit;2import org.junit.Test;3import org.mockito.ArgumentCaptor;4import org.mockito.Mockito;5import org.mockito.verification.VerificationCollector;6import java.util.ArrayList;7import java.util.List;8import static org.mockito.Mockito.*;9public class VerificationCollectorDemo {10    public void testCollector() {11        List<String> list = new ArrayList<>();12        List<String> mock = mock(List.class);13        mock.add("one");14        mock.add("two");15        mock.add("three");16        VerificationCollector collector = MockitoJUnit.collector();17        verify(mock, collector).add("one");18        verify(mock, collector).add("two");19        verify(mock, collector).add("three");20        collector.verify();21    }22}23-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:24)24-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:25)25-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:24)26-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:26)27-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:24)28-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:27)29mock.add("one");30-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:25)31mock.add("one");32-> at org.kodejava.example.junit.VerificationCollectorDemo.testCollector(VerificationCollectorDemo.java:25)

MockitoJUnit.collector

Using AI Code Generation

1import org.junit.runner.RunWith;2import org.mockito.junit.MockitoJUnitRunner;3import org.mockito.junit.VerificationCollector;4import org.mockito.Mock;5import org.mockito.MockitoAnnotations;6import org.junit.Rule;7import org.junit.Test;8import static org.mockito.Mockito.*;9@RunWith(MockitoJUnitRunner.class)10public class ExampleTest {11    private List mockedList;12    public VerificationCollector collector = MockitoJUnit.collector();13    public void test1() {14        mockedList.add("one");15        mockedList.clear();16        collector.checkThat("one", mockedList.get(0));17    }18    public void test2() {19        mockedList.add("two");20        mockedList.clear();21        collector.checkThat("two", mockedList.get(0));22    }23}24import org.junit.runner.RunWith;25import org.mockito.junit.MockitoJUnitRunner;26import org.mockito.junit.MockitoRule;27import org.mockito.Mock;28import org.mockito.MockitoAnnotations;29import org.junit.Rule;30import org.junit.Test;31import static org.mockito.Mockito.*;32@RunWith(MockitoJUnitRunner.class)33public class ExampleTest {34    private List mockedList;35    public MockitoRule mockitoRule = MockitoJUnit.rule();36    public void test1() {37        mockedList.add("one");38        mockedList.clear();39        verify(mockedList).get(0);40    }41    public void test2() {42        mockedList.add("two");43        mockedList.clear();44        verify(mockedList).get(0);45    }46}47import org.junit.runner.RunWith;48import org.mockito.junit.MockitoJUnitRunner;49import org.mockito.junit.MockitoRule;50import org.mockito.Mock;51import org.mockito.MockitoAnnotations;52import org.junit.Rule;53import org.junit.Test;54import static org.mockito.Mockito.*;55@RunWith(MockitoJUnitRunner.class)56public class ExampleTest {57    private List mockedList;58    public MockitoRule mockitoRule = MockitoJUnit.rule();59    public void test1() {60        mockedList.add("one");61        mockedList.clear();62        verify(mockedList).get(0);63    }64    public void test2() {

MockitoJUnit.collector

Using AI Code Generation

1import org.junit.Test;2import org.junit.runner.RunWith;3import org.mockito.Mock;4import org.mockito.junit.MockitoJUnit;5import org.mockito.junit.VerificationCollector;6import org.mockito.runners.MockitoJUnitRunner;7@RunWith(MockitoJUnitRunner.class)8public class 1 {9    private List mockedList;10    public VerificationCollector collector = MockitoJUnit.collector();11    public void test() {12        mockedList.add("one");13        mockedList.clear();14        collector.checkThat(mockedList, hasItem("one"));15        collector.checkThat(mockedList, hasItem("two"));16    }17}18mockedList.add("one");19-> at 1.test(1.java:21)20mockedList.clear();21-> at 1.test(1.java:22)223. Argument(s) are different! Wanted:23mockedList.hasItem("two");24-> at 1.test(1.java:24)25mockedList.hasItem("one");26-> at 1.test(1.java:23)27MockitoJUnit.rule().strictness()28MockitoJUnit.rule().silent()29MockitoJUnit.rule().strictness(Strictness)30MockitoJUnit.rule().collector()31MockitoJUnit.rule().collector(VerificationCollector)32MockitoJUnit.rule().collector(VerificationCollectorFactory)33MockitoJUnit.rule().failOnTimeout()34MockitoJUnit.rule().timeout()35MockitoJUnit.rule().timeout(long, TimeUnit)36MockitoJUnit.rule().timeout(long)37MockitoJUnit.rule().timeout(long, TimeUnit).silent()38MockitoJUnit.rule().timeout(long).silent()39MockitoJUnit.rule().timeout(long, TimeUnit).strictness()40MockitoJUnit.rule().timeout(long).strictness()41MockitoJUnit.rule().timeout(long, TimeUnit).strictness(Strictness)42MockitoJUnit.rule().timeout(long).strictness(Strictness)

MockitoJUnit.collector

Using AI Code Generation

1package org.mockito.examples;2import static org.mockito.Mockito.*;3import org.junit.Test;4import org.mockito.Mockito;5import org.mockito.junit.VerificationCollector;6public class MockitoVerificationCollectorTest {7    public void test() {8        VerificationCollector collector = MockitoJUnit.collector();9        Foo foo = mock(Foo.class);10        foo.doSomething();11        foo.doSomething();12        foo.doSomething();13        verify(foo, times(2)).doSomething();14        verify(foo, times(1)).doOtherThing();15    }16}17package org.mockito.examples;18import static org.mockito.Mockito.*;19import org.junit.Test;20import org.mockito.Mockito;21import org.mockito.junit.VerificationCollector;22public class MockitoVerificationCollectorTest {23    public void test() {24        VerificationCollector collector = MockitoJUnit.collector();25        Foo foo = mock(Foo.class);26        foo.doSomething();27        foo.doSomething();28        foo.doSomething();29        verify(foo, times(2)).doSomething();30        verify(foo, times(1)).doOtherThing();31    }32}33import org.junit.Test;34import org.junit.runner.RunWith;35import org.mockito.Mock;36import org.mockito.junit.MockitoJUnitRunner;37import static org.mockito.Mockito.verify;38@RunWith(MockitoJUnitRunner.class)39public class MockitoJUnitRunnerTest {40    private Foo foo;41    public void test() {42        foo.doSomething();43        verify(foo).doSomething();44    }45}46package org.mockito.examples;47import static org.mockito.Mockito.*;48import org.junit.Test;49import org.mockito.Mock;50import org.mockito.runners.MockitoJUnitRunner;51public class MockitoJUnitRunnerTest {52    private Foo foo;53    public void test() {54        foo.doSomething();55        verify(foo).doSomething();56    }57}58import org.junit.Rule;59import org.junit.Test;60import org.mockito.Mock;61import org.mockito.junit.MockitoJUnit;62import org.mockito.junit.MockitoRule;63import static org.mockito.Mockito.verify;64public class MockitoJUnitRuleTest {65    public MockitoRule mockitoRule = MockitoJUnit.rule();66    private Foo foo;67    public void test() {68        foo.doSomething();69        verify(foo).do

MockitoJUnit.collector

Using AI Code Generation

1import org.junit.Test;2import org.mockito.InOrder;3import org.mockito.Mockito;4import org.mockito.exceptions.verification.VerificationInOrderFailure;5import org.mockito.internal.verification.VerificationModeFactory;6import org.mockito.verification.VerificationMode;7import java.util.LinkedList;8import java.util.List;9import static org.mockito.Mockito.*;10public class MockitoJUnitCollectorTest {11    public void test() {12        List mockedList = mock(List.class);13        mockedList.add("one");14        mockedList.clear();15        VerificationCollector collector = MockitoJUnit.collector();16        collector.checkThat(mockedList).wasAdded("one");17        collector.checkThat(mockedList).wasCleared();18        collector.checkThat(mockedList).wasNotAdded("two");19        collector.checkThat(mockedList).wasNotCleared();20        collector.checkThat(mockedList).wasNotRemoved("one");21        collector.checkThat(mockedList).wasRemoved("one");22        collector.checkThat(mockedList).wasNotRemoved("two");23        collector.checkThat(mockedList).wasRemoved("two");24        collector.checkThat(mockedList).wasNotAdded("one");25        collector.checkThat(mockedList).wasAdded("one");26        collector.checkThat(mockedList).wasNotCleared();27        collector.checkThat(mockedList).wasCleared();28        collector.checkThat(mockedList).wasNotRemoved("one");29        collector.checkThat(mockedList).wasRemoved("one");30        collector.checkThat(mockedList).wasNotRemoved("two");31        collector.checkThat(mockedList).wasRemoved("two");32        collector.checkThat(mockedList).wasNotAdded("one");33        collector.checkThat(mockedList).wasAdded("one");34        collector.checkThat(mockedList).wasNotCleared();35        collector.checkThat(mockedList).wasCleared();36        collector.checkThat(mockedList).wasNotRemoved("one");

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