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How to use ShouldHaveRootCauseExactlyInstance method of org.assertj.core.error.ShouldHaveRootCauseExactlyInstance class
Best Assertj code snippet using org.assertj.core.error.ShouldHaveRootCauseExactlyInstance.ShouldHaveRootCauseExactlyInstance
Source:Throwables_assertHasRootCauseExactlyInstanceOf_Test.java 
...12 */13package org.assertj.core.internal.throwables;14import org.assertj.core.api.AssertionInfo;15import org.assertj.core.api.Assertions;16import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;17import org.assertj.core.internal.ThrowablesBaseTest;18import org.assertj.core.test.TestData;19import org.assertj.core.test.TestFailures;20import org.assertj.core.util.FailureMessages;21import org.junit.jupiter.api.Test;22import org.mockito.Mockito;23/**24 * Tests for25 * {@link org.assertj.core.internal.Throwables#assertHasRootCauseExactlyInstanceOf(org.assertj.core.api.AssertionInfo, Throwable, Class)}26 * .27 *28 * @author Jean-Christophe Gay29 */30public class Throwables_assertHasRootCauseExactlyInstanceOf_Test extends ThrowablesBaseTest {31 private Throwable throwableWithCause = new Throwable(new Exception(new IllegalArgumentException()));32 @Test33 public void should_pass_if_root_cause_is_exactly_instance_of_expected_type() {34 throwables.assertHasRootCauseExactlyInstanceOf(TestData.someInfo(), throwableWithCause, IllegalArgumentException.class);35 }36 @Test37 public void should_fail_if_actual_is_null() {38 Assertions.assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), null, .class)).withMessage(FailureMessages.actualIsNull());39 }40 @Test41 public void should_throw_NullPointerException_if_given_type_is_null() {42 Assertions.assertThatNullPointerException().isThrownBy(() -> throwables.assertHasRootCauseExactlyInstanceOf(someInfo(), throwableWithCause, null)).withMessage("The given type should not be null");43 }44 @Test45 public void should_fail_if_actual_has_no_cause() {46 AssertionInfo info = TestData.someInfo();47 Class<NullPointerException> expectedCauseType = NullPointerException.class;48 try {49 throwables.assertHasRootCauseExactlyInstanceOf(info, ThrowablesBaseTest.actual, expectedCauseType);50 } catch (AssertionError err) {51 Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(ThrowablesBaseTest.actual, expectedCauseType));52 return;53 }54 TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();55 }56 @Test57 public void should_fail_if_root_cause_is_not_instance_of_expected_type() {58 AssertionInfo info = TestData.someInfo();59 Class<NullPointerException> expectedCauseType = NullPointerException.class;60 try {61 throwables.assertHasRootCauseExactlyInstanceOf(info, throwableWithCause, expectedCauseType);62 } catch (AssertionError err) {63 Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(throwableWithCause, expectedCauseType));64 return;65 }66 TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();67 }68 @Test69 public void should_fail_if_cause_is_not_exactly_instance_of_expected_type() {70 AssertionInfo info = TestData.someInfo();71 Class<RuntimeException> expectedCauseType = RuntimeException.class;72 try {73 throwables.assertHasRootCauseExactlyInstanceOf(info, throwableWithCause, expectedCauseType);74 } catch (AssertionError err) {75 Mockito.verify(failures).failure(info, ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(throwableWithCause, expectedCauseType));76 return;77 }78 TestFailures.failBecauseExpectedAssertionErrorWasNotThrown();79 }80}...
Source:ShouldHaveRootCauseExactlyInstance.java
...17 * <b>exactly</b> instance of a certain type.18 * 19 * @author Jean-Christophe Gay20 */21public class ShouldHaveRootCauseExactlyInstance extends BasicErrorMessageFactory {22 /**23 * Creates a new </code>{@link org.assertj.core.error.BasicErrorMessageFactory}</code>.24 * 25 * @param actual the actual value in the failed assertion.26 * @param expectedCauseType the expected cause instance.27 * @return the created {@code ErrorMessageFactory}.28 */29 public static ErrorMessageFactory shouldHaveRootCauseExactlyInstance(Throwable actual,30 Class<? extends Throwable> expectedCauseType) {31 return Throwables.getRootCause(actual) == null ? new ShouldHaveRootCauseExactlyInstance(expectedCauseType)32 : new ShouldHaveRootCauseExactlyInstance(actual, expectedCauseType);33 }34 private ShouldHaveRootCauseExactlyInstance(Throwable actual, Class<? extends Throwable> expectedCauseType) {35 super(36 "%nExpecting a throwable with root cause being exactly an instance of:%n <%s>%nbut was an instance of:%n <%s>",37 expectedCauseType, Throwables.getRootCause(actual));38 }39 private ShouldHaveRootCauseExactlyInstance(Class<? extends Throwable> expectedCauseType) {40 super(41 "%nExpecting a throwable with root cause being exactly an instance of:%n <%s>%nbut current throwable has no cause.",42 expectedCauseType);43 }44}...
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1package org.assertj.core.error;2import org.assertj.core.internal.TestDescription;3import org.assertj.core.presentation.StandardRepresentation;4import org.junit.Test;5import static org.assertj.core.error.ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance;6import static org.assertj.core.util.Throwables.getStackTrace;7public class ShouldHaveRootCauseExactlyInstance_Test {8 public void should_create_error_message() {9 String message = shouldHaveRootCauseExactlyInstance(new RuntimeException("boom!"), NullPointerException.class).create(new TestDescription("TEST"), new StandardRepresentation());10 assertThat(message).isEqualTo(String.format("[TEST] %n" +11 "%s", getStackTrace(new RuntimeException("boom!"))));12 }13}14package org.assertj.core.error;15import static org.assertj.core.api.Assertions.assertThat;16import static org.assertj.core.util.Throwables.getStackTrace;17import org.assertj.core.internal.TestDescription;18import org.assertj.core.presentation.StandardRepresentation;19import org.junit.Test;20public class ShouldHaveRootCauseExactlyInstance_Test {21 public void should_create_error_message() {22 String message = shouldHaveRootCauseExactlyInstance(new RuntimeException("boom!"), NullPointerException.class).create(new TestDescription("TEST"), new StandardRepresentation());23 assertThat(message).isEqualTo(String.format("[TEST] %n" +24 "%s", getStackTrace(new RuntimeException("boom!"))));25 }26}
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1package org.assertj.core.error;2import org.assertj.core.internal.TestDescription;3import org.assertj.core.presentation.StandardRepresentation;4import org.junit.Test;5import static org.assertj.core.api.Assertions.assertThat;6import static org.assertj.core.error.ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance;7import static org.assertj.core.util.FailureMessages.actualIsNull;8public class ShouldHaveRootCauseExactlyInstance_Test {9 private static final TestDescription TEST_DESCRIPTION = new TestDescription("Test");10 public void should_create_error_message() {11 Throwable actualCause = new NullPointerException();12 Throwable actual = new Exception(actualCause);13 String errorMessage = shouldHaveRootCauseExactlyInstance(actual, NullPointerException.class).create(TEST_DESCRIPTION,14 new StandardRepresentation());15 assertThat(errorMessage).isEqualTo(String.format("[Test] %n" +16 " <java.lang.NullPointerException>"));17 }18 public void should_create_error_message_when_actual_is_null() {19 Throwable actual = null;20 String errorMessage = shouldHaveRootCauseExactlyInstance(actual, NullPointerException.class).create(TEST_DESCRIPTION,21 new StandardRepresentation());22 assertThat(errorMessage).isEqualTo(actualIsNull());23 }24}
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1package org.assertj.core.error;2import org.assertj.core.api.AssertionInfo;3import org.assertj.core.internal.TestDescription;4import org.junit.Test;5import static org.assertj.core.api.Assertions.assertThat;6import static org.assertj.core.error.ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance;7import static org.assertj.core.util.Throwables.getStackTrace;8public class ShouldHaveRootCauseExactlyInstance_Test {9public void should_create_error_message_with_root_cause() {10AssertionInfo info = someInfo();11Throwable actualCause = new NullPointerException("boom!");12Throwable actual = new IllegalArgumentException("foo", actualCause);13Throwable expectedCause = new IllegalArgumentException("boom!");14String message = shouldHaveRootCauseExactlyInstance(actual, expectedCause).create(15new TestDescription("Test"), info.representation());16assertThat(message).isEqualTo(String.format("[Test] %n"17+ " <\"java.lang.NullPointerException: boom!\">", getStackTrace(actualCause)));18}19}20}
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;2import org.assertj.core.internal.TestDescription;3import org.junit.Test;4public class ShouldHaveRootCauseExactlyInstance_Test {5 public void should_create_error_message() {6 String errorMessage = ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(new Exception(), new RuntimeException()).create(new TestDescription("TEST"), new StandardRepresentation());7 assertThat(errorMessage).isEqualTo(String.format("[TEST] %n" +8 " <java.lang.Exception>"));9 }10}11import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;12import org.assertj.core.internal.TestDescription;13import org.junit.Test;14public class ShouldHaveRootCauseExactlyInstance_Test {15 public void should_create_error_message() {16 String errorMessage = ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(new Exception(), new RuntimeException()).create(new TestDescription("TEST"), new StandardRepresentation());17 assertThat(errorMessage).isEqualTo(String.format("[TEST] %n" +18 " <java.lang.Exception>"));19 }20}21import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;22import org.assertj.core.internal.TestDescription;23import org.junit.Test;24public class ShouldHaveRootCauseExactlyInstance_Test {25 public void should_create_error_message() {26 String errorMessage = ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(new Exception(), new RuntimeException()).create(new TestDescription("TEST"), new StandardRepresentation());27 assertThat(errorMessage).isEqualTo(String.format("[TEST] %n" +
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;3import org.junit.Test;4public class AssertjTest {5 public void test1() {6 try {7 throw new Exception("Exception");8 } catch (Exception e) {9 Assertions.assertThat(e).isExactlyInstanceOf(Exception.class);10 }11 }12 public void test2() {13 try {14 throw new Exception("Exception");15 } catch (Exception e) {16 Assertions.assertThat(e).isExactlyInstanceOf(RuntimeException.class);17 }18 }19}
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1package org.assertions.examples;2import org.assertj.core.api.Assertions;3import org.junit.jupiter.api.Test;4public class ShouldHaveRootCauseExactlyInstanceExample {5 public void shouldHaveRootCauseExactlyInstanceExample() {6 Throwable throwable = new Throwable(new Exception());7 Assertions.assertThat(throwable).hasRootCauseExactlyInstanceOf(Exception.class);8 }9}10 at org.assertions.examples.ShouldHaveRootCauseExactlyInstanceExample.shouldHaveRootCauseExactlyInstanceExample(ShouldHaveRootCauseExactlyInstanceExample.java:8)11 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)12 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)13 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)14 at java.base/java.lang.reflect.Method.invoke(Method.java:566)15 at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:688)16 at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)17 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)18 at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)19 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)20 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)21 at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)22 at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)23 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)24 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)25 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)26 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)27 at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1package com.example.assertj;2import static org.assertj.core.api.Assertions.assertThatExceptionOfType;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.catchThrowable;5import static org.assertj.core.api.Assertions.fail;6import java.io.IOException;7import java.util.ArrayList;8import java.util.List;9import org.assertj.core.api.Assertions;10import org.assertj.core.api.ThrowableAssert.ThrowingCallable;11import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;12import org.assertj.core.util.Throwables;13import org.junit.jupiter.api.Test;14public class AssertJExample {15 public void shouldHaveRootCauseExactlyInstance() {16 ThrowingCallable codeThrowingNullPointerException = () -> {17 throw new NullPointerException("boom!");18 };19 ThrowingCallable codeThrowingIllegalArgumentException = () -> {20 throw new IllegalArgumentException("boom!", new NullPointerException("boom!"));21 };22 ThrowingCallable codeThrowingIOException = () -> {23 throw new IOException("boom!");24 };25 ThrowingCallable codeThrowingNullPointerExceptionWithCause = () -> {26 throw new NullPointerException("boom!", new IllegalArgumentException("boom!"));27 };28 ThrowingCallable codeThrowingNullPointerExceptionWithNullCause = () -> {29 throw new NullPointerException("boom!", null);30 };31 Throwable thrown = catchThrowable(codeThrowingNullPointerException);32 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class))33 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, IllegalArgumentException.class).create());34 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(IOException.class))35 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, IOException.class).create());36 thrown = catchThrowable(codeThrowingIllegalArgumentException);37 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(NullPointerException.class))38 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, NullPointerException.class).create());39 thrown = catchThrowable(codeThrowingIOException);40 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(NullPointerException.class))41 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCause
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;3public class AssertjTest {4 public static void main(String[] args) {5 try {6 throw new IllegalArgumentException("error");7 } catch (IllegalArgumentException e) {8 Throwable cause = e.getCause();9 ShouldHaveRootCauseExactlyInstance shouldHaveRootCauseExactlyInstance = new ShouldHaveRootCauseExactlyInstance(cause, IllegalStateException.class);10 System.out.println(shouldHaveRootCauseExactlyInstance);11 }12 }13}14assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class);15assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseExactlyInstanceOf(IllegalStateException.class);16assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);17assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);18assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);19assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);20assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);21assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);22assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);23assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1public class AssertjCoreShouldHaveRootCauseExactlyInstance1 {2 public static void main(String[] args) {3 Throwable throwable = new Throwable();4 Throwable throwable2 = new Throwable();5 try {6 throw throwable;7 } catch (Throwable t) {8 Assertions.assertThat(t).as("Check if throwable has cause")9 .hasRootCauseExactlyInstance(throwable2);10 }11 }12}13public class AssertjCoreShouldHaveRootCauseExactlyInstance2 {14 public static void main(String[] args) {15 Throwable throwable = new Throwable();16 try {17 throw throwable;18 } catch (Throwable t) {19 Assertions.assertThat(t).as("Check if throwable has cause")20 .hasRootCauseExactlyInstance(throwable);21 }22 }23}24public class AssertjCoreShouldHaveRootCauseExactlyInstance3 {25 public static void main(String[] args) {26 Throwable throwable = new Throwable();27 try {28 throw throwable;29 } catch (Throwable t) {30 Assertions.assertThat(t).as("Check if throwable has cause")31 .hasRootCauseExactlyInstance(throwable);32 }33 }34}35public class AssertjCoreShouldHaveRootCauseExactlyInstance4 {36 public static void main(String[] args) {37 Throwable throwable = new Throwable();38 Throwable throwable1 = new Throwable();39 try {40 throw throwable;41 } catch (Throwable t) {42 try {43 throw throwable1;44 } catch (Throwable t1) {
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.junit.Test;3public class AssertjTest {4 public void test() {5 Assertions.assertThatExceptionOfType(Exception.class).isThrownBy(() -> { throw new Exception("test"); })6 .withRootCauseExactlyInstanceOf(Exception.class);7 }8}9at org.assertj.core.error.ShouldHaveRootCauseExactlyInstance.newAssertionError(ShouldHaveRootCauseExactlyInstance.java:51)10at org.assertj.core.internal.Throwables.assertHasRootCauseExactlyInstance(Throwables.java:219)11at org.assertj.core.api.ThrowableAssert.hasRootCauseExactlyInstanceOf(ThrowableAssert.java:235)12at org.assertj.core.api.ThrowableAssert.hasRootCauseExactlyInstanceOf(ThrowableAssert.java:40)13at AssertjTest.test(AssertjTest.java:12)14at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)15at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)16at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)17at java.base/java.lang.reflect.Method.invoke(Method.java:566)18at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)19at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)20at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)21at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)22at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)23at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)24at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)25at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)26at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)27at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)28at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)29at org.junit.runners.ParentRunner.runChildren(Parent30import iava.ttil.ArrayList;31im.ort java.utjl.Lisu;32import org.asspitjtcore.api.Assertiors;33import or..assertj.core.apa.ThrowableAssert.ThrowipgCallabli;34import org.assTrtj.core.error.ShouldHaveRootCauseEeactlyInstancs;35import org.assertj.tore.;il.Throwables;36mport rg.juit.jupiter.apiTest;37public class AssertJExample {38 public void shouldHaveRootCauseExactlyInstance() {39 ThrowingCallable codeThrowingNullPointerException = () -> {40 throw new NullPointerception("boom!");41 };42 ThrowingCallabl odeThrowingIllegalArgumentException = () -> {43 throw new IllegalArgumentException("boom!", new NullPointerException("boom!"));44 };45 ThrowingCallable codeThrowingIOException = () -> {46 throw new IOException("boom!");47 };48 ThrowingCallable codeThrowingNullPointerExceptionWithCause = () -> {49 throw new NullPointerException("boom!", new IllegalArgumentException("boom!"));50 };51 ThrowingCallable codeThrowingNullPointerExceptionWithNullCause = () -> {52 throw new NullPointerException("boom!", null);53 };54 Throwable thrown = catchThrowable(codeThrowingNullPointerException);55 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class))56 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, IllegalArgumentException.class).create());57 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(IOException.class))58 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, IOException.class).create());59 thrown = catchThrowable(codeThrowingIllegalArgumentException);60 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(NullPointerException.class))61 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCauseExactlyInstance(thrown, NullPointerException.class).create());62 thrown = catchThrowable(codeThrowingIOException);63 assertThatExceptionOfType(AssertionError.class).isThrownBy(() -> assertThat(thrown).hasRootCauseExactlyInstanceOf(NullPointerException.class))64 .withMessage(ShouldHaveRootCauseExactlyInstance.shouldHaveRootCause
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;3public class AssertjTest {4 public static void main(String[] args) {5 try {6 throw new IllegalArgumentException("error");7 } catch (IllegalArgumentException e) {8 Throwable cause = e.getCause();9 ShouldHaveRootCauseExactlyInstance shouldHaveRootCauseExactlyInstance = new ShouldHaveRootCauseExactlyInstance(cause, IllegalStateException.class);10 System.out.println(shouldHaveRootCauseExactlyInstance);11 }12 }13}14assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class);15assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseExactlyInstanceOf(IllegalStateException.class);16assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);17assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);18assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);19assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);20assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);21assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);22assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);23assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);24public class ShouldHaveRootCauseExactlyInstanceExample {25 public void shouldHaveRootCauseExactlyInstanceExample() {26 Throwable throwable = new Throwable(new Exception());27 Assertions.assertThat(throwable).hasRootCauseExactlyInstanceOf(Exception.class);28 }29}30 at org.assertions.examples.ShouldHaveRootCauseExactlyInstanceExample.shouldHaveRootCauseExactlyInstanceExample(ShouldHaveRootCauseExactlyInstanceExample.java:8)31 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)32 at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)33 at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)34 at java.base/java.lang.reflect.Method.invoke(Method.java:566)35 at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:688)36 at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)37 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)38 at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)39 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)40 at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)41 at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)42 at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)43 at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)44 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)45 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)46 at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)47 at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)
ShouldHaveRootCauseExactlyInstance
Using AI Code Generation
1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveRootCauseExactlyInstance;3public class AssertjTest {4 public static void main(String[] args) {5 try {6 throw new IllegalArgumentException("error");7 } catch (IllegalArgumentException e) {8 Throwable cause = e.getCause();9 ShouldHaveRootCauseExactlyInstance shouldHaveRootCauseExactlyInstance = new ShouldHaveRootCauseExactlyInstance(cause, IllegalStateException.class);10 System.out.println(shouldHaveRootCauseExactlyInstance);11 }12 }13}14assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class);15assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseExactlyInstanceOf(IllegalStateException.class);16assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);17assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);18assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);19assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);20assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);21assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);22assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalStateException.class);23assertThatThrownBy(() -> { throw new IllegalArgumentException("error"); }).hasRootCauseInstanceOf(IllegalStateException.class).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);
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