How to use createMethodInvocation method of org.mockito.internal.stubbing.answers.ThrowsExceptionTest class

Best Mockito code snippet using org.mockito.internal.stubbing.answers.ThrowsExceptionTest.createMethodInvocation

Source:ThrowsExceptionTest.java

...14public class ThrowsExceptionTest {15    @Test16    public void should_raise_wanted_throwable() throws Throwable {17        try {18            new ThrowsException(new IllegalStateException("my dear throwable")).answer(ThrowsExceptionTest.createMethodInvocation());19            Assertions.fail("should have raised wanted exception");20        } catch (Throwable throwable) {21            assertThat(throwable).isInstanceOf(IllegalStateException.class).hasMessage("my dear throwable");22        }23    }24    @Test25    public void should_throw_mock_exception_without_stacktrace() throws Exception {26        try {27            new ThrowsException(Mockito.mock(Exception.class)).answer(ThrowsExceptionTest.createMethodInvocation());28            Assertions.fail("should have raised wanted exception");29        } catch (Throwable throwable) {30            assertThat(throwable.getStackTrace()).describedAs("no stack trace, it's mock").isNull();31        }32    }33    @Test34    public void should_fill_in_exception_stacktrace() throws Exception {35        // given36        Exception throwableToRaise = new Exception();37        throwableToRaise.fillInStackTrace();38        assertThat(throwableToRaise.getStackTrace()[0].getClassName()).isEqualTo(this.getClass().getName());39        assertThat(throwableToRaise.getStackTrace()[0].getMethodName()).isEqualTo("should_fill_in_exception_stacktrace");40        try {41            // when42            new ThrowsException(throwableToRaise).answer(ThrowsExceptionTest.createMethodInvocation());43            Assertions.fail("should have raised wanted exception");44        } catch (Throwable throwable) {45            // then46            throwable.printStackTrace();47            assertThat(throwableToRaise.getStackTrace()[0].getClassName()).isEqualTo(ThrowsException.class.getName());48            assertThat(throwableToRaise.getStackTrace()[0].getMethodName()).isEqualTo("answer");49        }50    }51    @Test52    public void should_invalidate_null_throwable() throws Throwable {53        try {54            Invocation invocation = ThrowsExceptionTest.createMethodInvocation();55            new ThrowsException(null).validateFor(invocation);56            Assertions.fail("should have raised a MockitoException");57        } catch (MockitoException expected) {58        }59    }60    @Test61    public void should_throw_illegal_state_exception_if_null_answer() throws Throwable {62        Invocation invocation = ThrowsExceptionTest.createMethodInvocation();63        try {64            new ThrowsException(null).answer(invocation);65            TestCase.fail();66        } catch (IllegalStateException expected) {67        }68    }69    @Test70    public void should_pass_proper_checked_exception() throws Throwable {71        new ThrowsException(new CharacterCodingException()).validateFor(ThrowsExceptionTest.createMethodInvocation());72    }73    @Test(expected = MockitoException.class)74    public void should_fail_invalid_checked_exception() throws Throwable {75        new ThrowsException(new IOException()).validateFor(ThrowsExceptionTest.createMethodInvocation());76    }77    @Test78    public void should_pass_RuntimeExceptions() throws Throwable {79        new ThrowsException(new Error()).validateFor(ThrowsExceptionTest.createMethodInvocation());80        new ThrowsException(new RuntimeException()).validateFor(ThrowsExceptionTest.createMethodInvocation());81    }82}...

createMethodInvocation

Using AI Code Generation

1import java.lang.reflect.Method;2import java.util.Arrays;3import java.util.List;4import java.util.stream.Collectors;5import org.mockito.Mockito;6import org.mockito.internal.stubbing.answers.ThrowsException;7import org.mockito.invocation.InvocationOnMock;8import org.mockito.stubbing.Answer;9import org.testng.Assert;10import org.testng.annotations.Test;11public class ThrowsExceptionTest {12    public void testThrowsException() throws Exception {13        List<Class<?>> types = Arrays.asList(String.class, Integer.class, Long.class);14        List<Object> args = Arrays.asList("Hello", 123, 1234567890L);15        InvocationOnMock invocation = Mockito.mock(InvocationOnMock.class);16        Mockito.when(invocation.getMethod()).thenReturn(createMethodInvocation(types));17        Mockito.when(invocation.getArguments()).thenReturn(args.toArray());18        Answer<?> answer = new ThrowsException(new Exception("Test Exception"));19        answer.answer(invocation);20    }21    private Method createMethodInvocation(List<Class<?>> types) throws Exception {22        Class<?>[] typeArray = types.stream().toArray(Class<?>[]::new);23        return ThrowsExceptionTest.class.getMethod("testThrowsException", typeArray);24    }25}26	at org.mockito.internal.stubbing.answers.ThrowsExceptionTest.testThrowsException(ThrowsExceptionTest.java:28)27	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)28	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)29	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)30	at java.lang.reflect.Method.invoke(Method.java:498)31	at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:104)32	at org.testng.internal.Invoker.invokeMethod(Invoker.java:645)33	at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:851)34	at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1177)35	at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:129)36	at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:112)37	at org.testng.TestRunner.privateRun(TestRunner.java:756)38	at org.testng.TestRunner.run(TestRunner.java:610)39	at org.testng.SuiteRunner.runTest(SuiteRunner.java:387)40	at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:382)41	at org.testng.SuiteRunner.privateRun(SuiteRunner.java:340)42	at org.testng.SuiteRunner.run(Suite

createMethodInvocation

Using AI Code Generation

1public class ThrowsExceptionTest {2    public void shouldThrowExceptionWhenMethodIsInvoked() throws Exception {3        Exception exception = new Exception();4        ThrowsException answer = new ThrowsException(exception);5        Method method = ThrowsExceptionTest.class.getMethod("method");6        try {7            answer.answer(createMethodInvocation(method));8            fail("Should throw exception");9        } catch (Exception e) {10            assertThat(e, is(exception));11        }12    }13    private void method() {14    }15}16The test case passes when I run it from IDE (Eclipse). But when I run it from command line using maven, it fails with following error:17at org.mockito.internal.util.MockUtil.createMock(MockUtil.java:29)18at org.mockito.internal.MockitoCore.mock(MockitoCore.java:58)19at org.mockito.Mockito.mock(Mockito.java:1421)20at org.mockito.Mockito.mock(Mockito.java:1329)21at org.mockito.internal.stubbing.answers.ThrowsExceptionTest.shouldThrowExceptionWhenMethodIsInvoked(ThrowsExceptionTest.java:24)

createMethodInvocation

Using AI Code Generation

1ThrowsExceptionTest throwsExceptionTest = new ThrowsExceptionTest();2Class<?> clazz = throwsExceptionTest.getClass();3Method method = clazz.getDeclaredMethod("createMethodInvocation", Object[].class);4method.setAccessible(true);5MethodInvocation methodInvocation = (MethodInvocation) method.invoke(throwsExceptionTest, new Object[]{new Object[0]});6System.out.println(methodInvocation);7package com.journaldev.mockitotutorial;8import java.lang.reflect.Method;9import org.mockito.internal.stubbing.answers.ThrowsExceptionTest;10import org.mockito.invocation.MethodInvocation;11public class MockitoMethodInvocationExample {12public static void main(String[] args) throws Exception {13ThrowsExceptionTest throwsExceptionTest = new ThrowsExceptionTest();14Class<?> clazz = throwsExceptionTest.getClass();15Method method = clazz.getDeclaredMethod("createMethodInvocation", Object[].class);16method.setAccessible(true);17MethodInvocation methodInvocation = (MethodInvocation) method.invoke(throwsExceptionTest, new Object[]{new Object[0]});18System.out.println(methodInvocation);19}20}

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