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How to use hasRootCauseExactlyInstanceOf method of org.assertj.core.api.AbstractThrowableAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractThrowableAssert.hasRootCauseExactlyInstanceOf

Source:AbstractThrowableAssert.java

...254   * Example:255   * <pre><code class='java'> Throwable throwable = new Throwable(new IllegalStateException(new NullPointerException()));256	 *257	 * // assertion will pass258	 * assertThat(throwable).hasRootCauseExactlyInstanceOf(NullPointerException.class);259	 *260	 * // assertion will fail (even if NullPointerException is a RuntimeException since we want an exact match)261	 * assertThat(throwable).hasRootCauseExactlyInstanceOf(RuntimeException.class);262	 * assertThat(throwable).hasRootCauseExactlyInstanceOf(IllegalStateException.class);</code></pre>263   *264   * </p>265   *266   * @param type the expected cause type.267   * @return this assertion object.268   * @throws NullPointerException if given type is {@code null}.269   * @throws AssertionError if the actual {@code Throwable} is {@code null}.270   * @throws AssertionError if the actual {@code Throwable} has no cause.271   * @throws AssertionError if the root cause of the actual {@code Throwable} is not <b>exactly</b> an instance of the272   *           given type.273   */274  public S hasRootCauseExactlyInstanceOf(Class<? extends Throwable> type) {275    throwables.assertHasRootCauseExactlyInstanceOf(info, actual, type);276    return myself;277  }278}...

Source:DelegatingAbstractThrowableAssertions.java

...161    public SELF isInstanceOfAny(Class<?>... types) {162        assertions.isInstanceOfAny(types);163        return me();164    }165    public SELF hasRootCauseExactlyInstanceOf(Class<? extends Throwable> type) {166        assertions.hasRootCauseExactlyInstanceOf(type);167        return me();168    }169    public SELF isNotInstanceOf(Class<?> type) {170        assertions.isNotInstanceOf(type);171        return me();172   }173    public SELF isNotInstanceOfAny(Class<?>... types) {174        assertions.isNotInstanceOfAny(types);175        return me();176    }177    public SELF hasSameClassAs(Object other) {178        assertions.hasSameClassAs(other);179        return me();180    }...

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert;3import org.assertj.core.api.ThrowableAssert.ThrowingCallable;4import org.assertj.core.api.ThrowableAssertAlternative;5import org.assertj.core.api.ThrowableAssertAlternative.ThrowingCallable;6import org.assertj.core.api.ThrowableAssertBase;7import org.assertj.core.api.ThrowableAssertBase.ThrowingCallable;8import org.assertj.core.api.ThrowableAssertNoCause;9import org.assertj.core.api.ThrowableAssertNoCause.ThrowingCallable;10import org.assertj.core.api.ThrowableAssertNoCauseNoStacktrace;11import org.assertj.core.api.ThrowableAssertNoCauseNoStacktrace.ThrowingCallable;12import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessage;13import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessage.ThrowingCallable;14import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCause;15import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCause.ThrowingCallable;16import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktrace;17import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktrace.ThrowingCallable;18import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessage;19import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessage.ThrowingCallable;20import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCause;21import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCause.ThrowingCallable;22import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCauseNoStacktrace;23import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCauseNoStacktrace.ThrowingCallable;24import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessage;25import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessage.ThrowingCallable;26import org.assertj.core.api.ThrowableAssertNoCauseNoStacktraceNoMessageNoCauseNoStacktraceNoMessageNoCauseNo

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert.ThrowingCallable;3public class AssertJExceptionExample {4	public static void main(String[] args) {5		ThrowingCallable callable = () -> {6			throw new NullPointerException("NullPointerException");7		};8		Assertions.assertThatThrownBy(callable).hasRootCauseExactlyInstanceOf(NullPointerException.class);9	}10}11import org.assertj.core.api.Assertions;12import org.assertj.core.api.ThrowableAssert.ThrowingCallable;13public class AssertJExceptionExample {14	public static void main(String[] args) {15		ThrowingCallable callable = () -> {16			throw new NullPointerException("NullPointerException");17		};18		Assertions.assertThatThrownBy(callable).hasRootCauseInstanceOf(NullPointerException.class);19	}20}21import org.assertj.core.api.Assertions;22import org.assertj.core.api.ThrowableAssert.ThrowingCallable;23public class AssertJExceptionExample {24	public static void main(String[] args) {25		ThrowingCallable callable = () -> {26			throw new NullPointerException("NullPointerException");27		};28		Assertions.assertThatThrownBy(callable).hasRootCause(new NullPointerException());29	}30}31import org.assertj.core.api.Assertions;32import org.assertj.core.api.ThrowableAssert.ThrowingCallable;33public class AssertJExceptionExample {34	public static void main(String[] args) {35		ThrowingCallable callable = () -> {

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1public class RootCause {2    public static void main(String[] args) {3        Throwable throwable = new Throwable("Root cause", new Throwable("Cause"));4        assertThat(throwable).hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);5    }6}7at org.assertj.core.api.AbstractThrowableAssert.hasRootCauseExactlyInstanceOf(AbstractThrowableAssert.java:210)8at org.assertj.core.api.AbstractThrowableAssert.hasRootCauseExactlyInstanceOf(AbstractThrowableAssert.java:38)9at RootCause.main(RootCause.java:7)10Recommended Posts: AssertJ | hasRootCauseInstanceOf(Class<? extends Throwable> expectedType)11AssertJ | hasRootCauseInstanceOf(Class<? extends Throwable> expectedType)12AssertJ | hasRootCauseMessage(String expectedMessage)13AssertJ | hasRootCauseMessageContaining(String expectedMessage)14AssertJ | hasRootCauseMessageMatching(String expectedMessagePattern)15AssertJ | hasRootCauseMessageStartingWith(String expectedMessage)16AssertJ | hasRootCauseMessageEndingWith(String expectedMessage)17AssertJ | hasRootCauseMessageNotContaining(String expectedMessage)18AssertJ | hasRootCauseMessageNotMatching(String expectedMessagePattern)19AssertJ | hasRootCauseMessageNotStartingWith(String expectedMessage)20AssertJ | hasRootCauseMessageNotEndingWith(String expectedMessage)21AssertJ | hasRootCauseMessageNotEqualTo(String expectedMessage)22AssertJ | hasRootCauseMessage(String expectedMessage)23AssertJ | hasRootCauseMessageContaining(String expectedMessage)24AssertJ | hasRootCauseMessageMatching(String expectedMessagePattern)25AssertJ | hasRootCauseMessageStartingWith(String expectedMessage)26AssertJ | hasRootCauseMessageEndingWith(String expectedMessage)27AssertJ | hasRootCauseMessageNotContaining(String expectedMessage)28AssertJ | hasRootCauseMessageNotMatching(String expectedMessagePattern)29AssertJ | hasRootCauseMessageNotStartingWith(String expectedMessage)30AssertJ | hasRootCauseMessageNotEndingWith(String expectedMessage)31AssertJ | hasRootCauseMessageNotEqualTo(String expectedMessage)32AssertJ | hasRootCauseMessage(String expectedMessage)33AssertJ | hasRootCauseMessageContaining(String expectedMessage)

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.junit.Test;3import java.io.IOException;4import java.sql.SQLException;5public class AssertJTest {6    public void testAssertJ() {7        try {8            throw new SQLException(new IOException());9        } catch (SQLException e) {10            Assertions.assertThat(e).hasRootCauseExactlyInstanceOf(IOException.class);11        }12    }13}

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2public class Example {3   public static void main(String[] args) {4      try {5         throw new RuntimeException("no root cause");6      } catch (RuntimeException e) {7         Assertions.assertThat(e).hasRootCauseExactlyInstanceOf(RuntimeException.class);8      }9   }10}11import org.assertj.core.api.Assertions;12public class Example {13   public static void main(String[] args) {14      try {15         throw new RuntimeException("no root cause");16      } catch (RuntimeException e) {17         Assertions.assertThat(e).hasRootCauseExactlyInstanceOf(NullPointerException.class);18      }19   }20}21import org.assertj.core.api.Assertions;22public class Example {23   public static void main(String[] args) {24      try {25         try {26            throw new NullPointerException();27         } catch (NullPointerException e) {28            throw new RuntimeException(e);29         }30      } catch (RuntimeException e) {31         Assertions.assertThat(e).hasRootCauseExactlyInstanceOf(NullPointerException.class);32      }33   }34}35import org.assertj.core.api.Assertions;36public class Example {37   public static void main(String[] args) {38      try {39         try {40            throw new NullPointerException();41         } catch (NullPointerException e) {42            throw new RuntimeException(e);43         }44      } catch (RuntimeException e) {45         Assertions.assertThat(e).hasRootCauseExactlyInstanceOf(RuntimeException

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1package org.example;2import org.junit.jupiter.api.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class AssertJTest {5    public void testAssertJ() {6        try {7            throw new RuntimeException(new Exception("test"));8        } catch (RuntimeException e) {9            assertThat(e).hasRootCauseExactlyInstanceOf(Exception.class);10        }11    }12}13  RuntimeException(java.lang.Exception: test)14	at org.example.AssertJTest.testAssertJ(AssertJTest.java:12)15	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)16	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)17	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)18	at java.base/java.lang.reflect.Method.invoke(Method.java:566)19	at org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:686)20	at org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60)21	at org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131)22	at org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:149)23	at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestableMethod(TimeoutExtension.java:140)24	at org.junit.jupiter.engine.extension.TimeoutExtension.interceptTestMethod(TimeoutExtension.java:84)25	at org.junit.jupiter.engine.execution.ExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(ExecutableInvoker.java:115)26	at org.junit.jupiter.engine.execution.ExecutableInvoker.lambda$invoke$0(ExecutableInvoker.java:105)27	at org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106)28	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64)29	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45)30	at org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37)31	at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:104)32	at org.junit.jupiter.engine.execution.ExecutableInvoker.invoke(ExecutableInvoker.java:

hasRootCauseExactlyInstanceOf

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.junit.Test;3public class AssertJTest {4public void test() {5Assertions.assertThat(new IllegalArgumentException("test"))6.hasRootCauseExactlyInstanceOf(IllegalArgumentException.class);7}8}

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