How to use assertHasCauseReference method of org.assertj.core.internal.Throwables class

Best Assertj code snippet using org.assertj.core.internal.Throwables.assertHasCauseReference

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...23import org.junit.jupiter.api.Test;24import org.junit.jupiter.params.ParameterizedTest;25import org.junit.jupiter.params.provider.Arguments;26import org.junit.jupiter.params.provider.MethodSource;27class Throwables_assertHasCauseReference_Test extends ThrowablesBaseTest {28 private static final AssertionInfo INFO = someInfo();29 @Test30 void should_pass_if_actual_cause_and_expected_cause_are_the_same_instance() {31 /​/​ GIVEN32 Throwable cause = new IllegalArgumentException("wibble");33 Throwable throwable = withCause(cause);34 /​/​ WHEN35 throwables.assertHasCauseReference(INFO, throwable, cause);36 /​/​ THEN37 /​/​ no exception thrown38 }39 @Test40 void should_pass_if_both_actual_and_expected_causes_are_null() {41 /​/​ GIVEN42 Throwable cause = null;43 Throwable throwable = withCause(cause);44 /​/​ WHEN45 throwables.assertHasCauseReference(INFO, throwable, cause);46 /​/​ THEN47 /​/​ no exception thrown48 }49 @SuppressWarnings("unused")50 @ParameterizedTest(name = "{2}: cause = {0} /​ expected = {1}")51 @MethodSource("failingData")52 void should_fail_if_cause_is_not_same_as_expected(final Throwable cause,53 final Throwable expected,54 String testDescription) {55 /​/​ GIVEN56 final Throwable throwable = withCause(cause);57 /​/​ WHEN58 expectAssertionError(() -> throwables.assertHasCauseReference(INFO, throwable, expected));59 /​/​ THEN60 verify(failures).failure(INFO, shouldHaveCauseReference(cause, expected));61 }62 private static Stream<Arguments> failingData() {63 return Stream.of(Arguments.of(null, new Throwable(), "no actual cause"),64 Arguments.of(new Throwable(), new Throwable(), "same type different instance"),65 Arguments.of(new Throwable(), null, "expecting null cause"),66 Arguments.of(new IllegalArgumentException(), new IndexOutOfBoundsException(), "different types"));67 }68 @Test69 void should_fail_if_actual_is_null() {70 /​/​ GIVEN71 final Throwable throwable = null;72 final Throwable cause = new Throwable();73 /​/​ WHEN74 AssertionError actual = expectAssertionError(() -> throwables.assertHasCauseReference(INFO, throwable, cause));75 /​/​ THEN76 assertThat(actual).hasMessage(actualIsNull());77 }78 private static Throwable withCause(Throwable cause) {79 return new Throwable("bang!", cause);80 }81}...

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assertHasCauseReference

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1assertThatThrownBy(() -> {2 throw new RuntimeException("boom!");3})4 .hasCauseReference(new RuntimeException("boom!"));5assertThatThrownBy(() -> {6 throw new RuntimeException("boom!");7})8 .hasCauseReference(new RuntimeException("boom!"), new RuntimeException("boom!"));9assertThatThrownBy(() -> {10 throw new RuntimeException("boom!");11})12 .hasCauseReference(new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"));13assertThatThrownBy(() -> {14 throw new RuntimeException("boom!");15})16 .hasCauseReference(new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"));17assertThatThrownBy(() -> {18 throw new RuntimeException("boom!");19})20 .hasCauseReference(new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"));21assertThatThrownBy(() -> {22 throw new RuntimeException("boom!");23})24 .hasCauseReference(new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"), new RuntimeException("boom!"));25assertThatThrownBy(() -> {26 throw new RuntimeException("boom!");27})

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assertHasCauseReference

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1public void should_fail_if_no_cause() {2 Throwable throwableWithCause = new Throwable(new Throwable());3 Throwable throwableWithoutCause = new Throwable();4 AssertionError assertionError = expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), throwableWithoutCause, throwableWithCause));5 then(assertionError).hasMessage(shouldHaveCause(throwableWithoutCause, throwableWithCause).create());6}7public void should_fail_if_no_cause() {8 Throwable throwableWithCause = new Throwable(new Throwable());9 Throwable throwableWithoutCause = new Throwable();10 AssertionError assertionError = expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), throwableWithoutCause, throwableWithCause));11 then(assertionError).hasMessage(shouldHaveCause(throwableWithoutCause, throwableWithCause).create());12}13public void should_fail_if_no_cause() {14 Throwable throwableWithCause = new Throwable(new Throwable());15 Throwable throwableWithoutCause = new Throwable();16 AssertionError assertionError = expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), throwableWithoutCause, throwableWithCause));17 then(assertionError).hasMessage(shouldHaveCause(throwableWithoutCause, throwableWithCause).create());18}19public void should_fail_if_no_cause() {20 Throwable throwableWithCause = new Throwable(new Throwable());21 Throwable throwableWithoutCause = new Throwable();22 AssertionError assertionError = expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), throwableWithoutCause, throwableWithCause));23 then(assertionError).hasMessage(shouldHaveCause(throwableWithoutCause, throwableWithCause).create());24}25public void should_fail_if_no_cause() {26 Throwable throwableWithCause = new Throwable(new Throwable());27 Throwable throwableWithoutCause = new Throwable();

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assertHasCauseReference

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1package org.assertj.core.internal.throwables;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;4import static org.assertj.core.test.TestData.someInfo;5import static org.assertj.core.util.AssertionsUtil.expectAssertionError;6import static org.assertj.core.util.FailureMessages.actualIsNull;7import org.assertj.core.api.AssertionInfo;8import org.assertj.core.internal.ThrowablesBaseTest;9import org.junit.jupiter.api.Test;10class Throwables_assertHasCauseReference_Test extends ThrowablesBaseTest {11 void should_pass_if_actual_has_expected_cause() {12 throwables.assertHasCauseReference(someInfo(), actual, expectedCause);13 }14 void should_fail_if_actual_has_no_cause() {15 AssertionInfo info = someInfo();16 Throwable actualCause = null;17 actual.initCause(actualCause);18 Throwable error = expectAssertionError(() -> throwables.assertHasCauseReference(info, actual, expectedCause));19 assertThat(error).hasMessage(shouldHaveCause(actual, expectedCause).create());20 }21 void should_fail_if_actual_has_different_cause() {22 AssertionInfo info = someInfo();23 Throwable actualCause = new RuntimeException("actualCause");24 actual.initCause(actualCause);25 Throwable error = expectAssertionError(() -> throwables.assertHasCauseReference(info, actual, expectedCause));26 assertThat(error).hasMessage(shouldHaveCause(actual, expectedCause).create());27 }28 void should_fail_if_actual_is_null() {29 expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), null, expectedCause));30 }31 void should_fail_if_cause_is_null() {32 expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), actual, null));33 }34 void should_fail_if_actual_and_cause_are_null() {35 expectAssertionError(() -> throwables.assertHasCauseReference(someInfo(), null, null));36 }37 void should_fail_if_actual_and_cause_are_the_same() {38 Throwable actualCause = new RuntimeException("actualCause");39 actual.initCause(actualCause);40 Throwable error = expectAssertionError(() -> throwables.assertHasCause

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assertHasCauseReference

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1import org.assertj.core.api.Assertions;2import org.assertj.core.api.ThrowableAssert;3import org.assertj.core.internal.Failures;4import org.assertj.core.internal.Throwables;5import org.junit.Test;6public class ThrowableAssertTest {7 public void testAssertHasCauseReference() {8 Failures failures = Failures.instance();9 Throwables throwables = Throwables.instance();10 ThrowableAssert throwableAssert = new ThrowableAssert(new Throwable());11 Throwable throwable = new Throwable();12 Throwable throwableWithCause = new Throwable(throwable);13 throwables.assertHasCauseReference(failures, throwableWithCause, throwable);14 throwableAssert.assertHasCauseReference(throwable);15 }16}17 at org.assertj.core.error.ShouldBeSame.shouldBeSame(ShouldBeSame.java:33)18 at org.assertj.core.internal.Throwables.assertHasCauseReference(Throwables.java:145)19 at org.assertj.core.api.ThrowableAssert.assertHasCauseReference(ThrowableAssert.java:153)20 at com.journaldev.junit.ThrowableAssertTest.testAssertHasCauseReference(ThrowableAssertTest.java:35)21 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)22 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)23 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)24 at java.lang.reflect.Method.invoke(Method.java:498)25 at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)26 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)27 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)28 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:

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assertHasCauseReference

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1 void test() {2 Throwable cause = new IllegalArgumentException("This is the cause");3 Throwable exception = new RuntimeException("This is the exception", cause);4 assertThat(exception).hasCauseReference(cause);5 }6 void test() {7 Throwable cause = new IllegalArgumentException("This is the cause");8 Throwable exception = new RuntimeException("This is the exception", cause);9 assertThat(exception).hasCauseReference(cause);10 }11 void test() {12 Throwable cause = new IllegalArgumentException("This is the cause");13 Throwable exception = new RuntimeException("This is the exception", cause);14 assertThat(exception).hasCauseReference(cause);15 }16 void test() {17 Throwable cause = new IllegalArgumentException("This is the cause");18 Throwable exception = new RuntimeException("This is the exception", cause);19 assertThat(exception).hasCauseReference(cause);20 }21 void test() {22 Throwable cause = new IllegalArgumentException("This is the cause");23 Throwable exception = new RuntimeException("This is the exception", cause);24 assertThat(exception).hasCauseReference(cause);25 }26 void test() {27 Throwable cause = new IllegalArgumentException("This is the cause");28 Throwable exception = new RuntimeException("This is the exception", cause);29 assertThat(exception).hasCauseReference(cause);30 }31 void test() {32 Throwable cause = new IllegalArgumentException("This is the cause");33 Throwable exception = new RuntimeException("This is the exception", cause);34 assertThat(exception).hasCauseReference(cause);35 }36 void test() {37 Throwable cause = new IllegalArgumentException("This is the cause");

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