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How to use ExpectedException.none method of org.mockitousage.annotation.MockInjectionUsingConstructorTest class

Best Mockito code snippet using org.mockitousage.annotation.MockInjectionUsingConstructorTest.ExpectedException.none

Source:MockInjectionUsingConstructorTest.java

1/**2 * Copyright (c) 2007 Mockito contributors3 * This program is made available under the terms of the MIT License.4 */5package org.mockitousage.annotation;6import java.util.AbstractCollection;7import java.util.List;8import java.util.Set;9import java.util.concurrent.TimeUnit;10import org.junit.Assert;11import org.junit.Ignore;12import org.junit.Rule;13import org.junit.Test;14import org.junit.internal.TextListener;15import org.junit.rules.ExpectedException;16import org.junit.runner.JUnitCore;17import org.junit.runner.RunWith;18import org.mockito.InjectMocks;19import org.mockito.Mock;20import org.mockito.Mockito;21import org.mockito.MockitoAnnotations;22import org.mockito.Spy;23import org.mockito.exceptions.base.MockitoException;24import org.mockito.internal.util.MockUtil;25import org.mockito.junit.MockitoJUnitRunner;26import org.mockitousage.IMethods;27import org.mockitousage.examples.use.ArticleCalculator;28import org.mockitousage.examples.use.ArticleDatabase;29import org.mockitousage.examples.use.ArticleManager;30public class MockInjectionUsingConstructorTest {31    @Mock32    private ArticleCalculator calculator;33    @Mock34    private ArticleDatabase database;35    @InjectMocks36    private ArticleManager articleManager;37    @Spy38    @InjectMocks39    private ArticleManager spiedArticleManager;40    @Rule41    public ExpectedException exception = ExpectedException.none();42    @Test43    public void shouldNotFailWhenNotInitialized() {44        Assert.assertNotNull(articleManager);45    }46    @Test(expected = IllegalArgumentException.class)47    public void innerMockShouldRaiseAnExceptionThatChangesOuterMockBehavior() {48        Mockito.when(calculator.countArticles("new")).thenThrow(new IllegalArgumentException());49        articleManager.updateArticleCounters("new");50    }51    @Test52    public void mockJustWorks() {53        articleManager.updateArticleCounters("new");54    }55    @Test56    public void constructor_is_called_for_each_test_in_test_class() throws Exception {57        // given58        MockInjectionUsingConstructorTest.junit_test_with_3_tests_methods.constructor_instantiation = 0;59        JUnitCore jUnitCore = new JUnitCore();60        jUnitCore.addListener(new TextListener(System.out));61        // when62        jUnitCore.run(MockInjectionUsingConstructorTest.junit_test_with_3_tests_methods.class);63        // then64        Assert.assertThat(MockInjectionUsingConstructorTest.junit_test_with_3_tests_methods.constructor_instantiation).isEqualTo(3);65    }66    @Test67    public void objects_created_with_constructor_initialization_can_be_spied() throws Exception {68        Assert.assertFalse(MockUtil.isMock(articleManager));69        Assert.assertTrue(MockUtil.isMock(spiedArticleManager));70    }71    @Test72    public void should_report_failure_only_when_object_initialization_throws_exception() throws Exception {73        try {74            MockitoAnnotations.initMocks(new MockInjectionUsingConstructorTest.ATest());75            Assert.fail();76        } catch (MockitoException e) {77            Assert.assertThat(e.getMessage()).contains("failingConstructor").contains("constructor").contains("threw an exception");78            Assert.assertThat(e.getCause()).isInstanceOf(IllegalStateException.class);79        }80    }81    @RunWith(MockitoJUnitRunner.class)82    public static class junit_test_with_3_tests_methods {83        private static int constructor_instantiation = 0;84        @Mock85        List<?> some_collaborator;86        @InjectMocks87        MockInjectionUsingConstructorTest.junit_test_with_3_tests_methods.some_class_with_parametered_constructor should_be_initialized_3_times;88        @Test89        public void test_1() {90        }91        @Test92        public void test_2() {93        }94        @Test95        public void test_3() {96        }97        private static class some_class_with_parametered_constructor {98            public some_class_with_parametered_constructor(List<?> collaborator) {99                (MockInjectionUsingConstructorTest.junit_test_with_3_tests_methods.constructor_instantiation)++;100            }101        }102    }103    private static class FailingConstructor {104        FailingConstructor(Set<?> set) {105            throw new IllegalStateException("always fail");106        }107    }108    @Ignore("don't run this code in the test runner")109    private static class ATest {110        @Mock111        Set<?> set;112        @InjectMocks113        MockInjectionUsingConstructorTest.FailingConstructor failingConstructor;114    }115    @Test116    public void injectMocksMustFailWithInterface() throws Exception {117        class TestCase {118            @InjectMocks119            IMethods f;120        }121        exception.expect(MockitoException.class);122        exception.expectMessage("Cannot instantiate @InjectMocks field named 'f'! Cause: the type 'IMethods' is an interface");123        MockitoAnnotations.initMocks(new TestCase());124    }125    @Test126    public void injectMocksMustFailWithEnum() throws Exception {127        class TestCase {128            @InjectMocks129            TimeUnit f;130        }131        exception.expect(MockitoException.class);132        exception.expectMessage("Cannot instantiate @InjectMocks field named 'f'! Cause: the type 'TimeUnit' is an enum");133        MockitoAnnotations.initMocks(new TestCase());134    }135    @Test136    public void injectMocksMustFailWithAbstractClass() throws Exception {137        class TestCase {138            @InjectMocks139            AbstractCollection<?> f;140        }141        exception.expect(MockitoException.class);142        exception.expectMessage("Cannot instantiate @InjectMocks field named 'f'! Cause: the type 'AbstractCollection' is an abstract class");143        MockitoAnnotations.initMocks(new TestCase());144    }145    @Test146    public void injectMocksMustFailWithNonStaticInnerClass() throws Exception {147        class TestCase {148            class InnerClass {}149            @InjectMocks150            TestCase.InnerClass f;151        }152        exception.expect(MockitoException.class);153        exception.expectMessage("Cannot instantiate @InjectMocks field named 'f'! Cause: the type 'InnerClass' is an inner non static class");154        MockitoAnnotations.initMocks(new TestCase());155    }156    static class StaticInnerClass {}157    @Test158    public void injectMocksMustSucceedWithStaticInnerClass() throws Exception {159        class TestCase {160            @InjectMocks161            MockInjectionUsingConstructorTest.StaticInnerClass f;162        }163        TestCase testClass = new TestCase();164        MockitoAnnotations.initMocks(testClass);165        Assert.assertThat(testClass.f).isInstanceOf(MockInjectionUsingConstructorTest.StaticInnerClass.class);166    }167    @Test168    public void injectMocksMustSucceedWithInstance() throws Exception {169        class TestCase {170            @InjectMocks171            MockInjectionUsingConstructorTest.StaticInnerClass f = new MockInjectionUsingConstructorTest.StaticInnerClass();172        }173        TestCase testClass = new TestCase();174        MockInjectionUsingConstructorTest.StaticInnerClass original = testClass.f;175        MockitoAnnotations.initMocks(testClass);176        Assert.assertThat(testClass.f).isSameAs(original);177    }178}...

ExpectedException.none

Using AI Code Generation

1public class MockInjectionUsingConstructorTest {2    private final MockInjectionUsingConstructor mockInjectionUsingConstructor = new MockInjectionUsingConstructor();3    public ExpectedException exception = ExpectedException.none();4    public void shouldInjectMocks() {5        exception.expect(NullPointerException.class);6        mockInjectionUsingConstructor.methodWithInjectedMock();7    }8}

ExpectedException.none

Using AI Code Generation

1[MockitoUsageTest.java:2]: package org.mockitousage.annotation;2[MockitoUsageTest.java:4]: import org.junit.Rule;3[MockitoUsageTest.java:5]: import org.junit.Test;4[MockitoUsageTest.java:6]: import org.junit.rules.ExpectedException;5[MockitoUsageTest.java:7]: import org.mockitousage.IMethods;6[MockitoUsageTest.java:8]: import org.mockitoutil.TestBase;7[MockitoUsageTest.java:10]: import static org.mockito.Mockito.*;8[MockitoUsageTest.java:12]: public class MockitoUsageTest extends TestBase {9[MockitoUsageTest.java:14]:     @Rule public ExpectedException exception = ExpectedException.none();10[MockitoUsageTest.java:17]:     public void shouldNotAllowToUseExpectedExceptionRule() throws Exception {11[MockitoUsageTest.java:18]:         exception.expect(NullPointerException.class);12[MockitoUsageTest.java:19]:         IMethods mock = mock(IMethods.class);13[MockitoUsageTest.java:20]:         mock.simpleMethod();14[MockitoUsageTest.java:21]:     }15[MockitoUsageTest.java:22]: }16[MockitoUsageTest.java:2]: package org.mockitousage.annotation;17[MockitoUsageTest.java:4]: import org.junit.Rule;18[MockitoUsageTest.java:5]: import org.junit.Test;19[MockitoUsageTest.java:6]: import org.junit.rules.ExpectedException;20[MockitoUsageTest.java:7]: import org.mockitousage.IMethods;

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