How to use havingRootCause method of org.assertj.core.api.ThrowableAssertAlternative class

Best Assertj code snippet using org.assertj.core.api.ThrowableAssertAlternative.havingRootCause

Source:ThrowableAssertAlternative_havingRootCause_Test.java Github

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...16import static org.assertj.core.error.ShouldNotBeNull.shouldNotBeNull;17import static org.assertj.core.util.AssertionsUtil.expectAssertionError;18import org.junit.jupiter.api.DisplayName;19import org.junit.jupiter.api.Test;20@DisplayName("ThrowableAssertAlternative havingRootCause")21class ThrowableAssertAlternative_havingRootCause_Test {22 @Test23 void should_return_root_cause_if_throwable_has_cause() {24 // GIVEN25 Throwable rootCause = new Throwable("root message");26 Throwable throwable = new Throwable("top level message", new Throwable("cause message", rootCause));27 // WHEN28 ThrowableAssertAlternative<?> rootCauseAssertions = new ThrowableAssertAlternative<>(throwable).havingRootCause();29 // THEN30 assertThat(rootCauseAssertions.actual).isSameAs(rootCause);31 }32 @Test33 void should_fail_if_throwable_has_no_root_cause() {34 // GIVEN35 Throwable throwable = new Throwable("top level message");36 ThrowableAssertAlternative<Throwable> taa = new ThrowableAssertAlternative<>(throwable);37 // WHEN38 AssertionError error = expectAssertionError(taa::havingRootCause);39 // THEN40 assertThat(error).hasMessage(shouldHaveRootCause(throwable).create());41 }42 @Test43 void should_fail_if_throwable_is_null() {44 // GIVEN45 ThrowableAssertAlternative<Throwable> taa = new ThrowableAssertAlternative<>(null);46 // WHEN47 AssertionError error = expectAssertionError(taa::havingRootCause);48 // THEN49 assertThat(error).hasMessage(shouldNotBeNull().create());50 }51}...

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havingRootCause

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1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.jupiter.api.Test;3import org.junit.jupiter.api.extension.ExtendWith;4import org.mockito.junit.jupiter.MockitoExtension;5import java.io.IOException;6import static org.assertj.core.api.Assertions.assertThat;7import static org.assertj.core.api.Assertions.assertThatThrownBy;8@ExtendWith(MockitoExtension.class)9public class HavingRootCauseTest {10 public void testHavingRootCause() {11 assertThatThrownBy(() -> {12 try {13 throw new IOException("I/O error");14 } catch (IOException e) {15 throw new IllegalStateException(e);16 }17 })18 .isInstanceOf(IllegalStateException.class)19 .hasMessage("I/O error")20 .hasRootCauseInstanceOf(IOException.class)21 .havingRootCause()22 .hasMessage("I/O error");23 }24}25 at org.assertj.core.api.ThrowableAssertAlternative.havingRootCause(ThrowableAssertAlternative.java:144)26 at org.example.HavingRootCauseTest.testHavingRootCause(Hav

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havingRootCause

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1ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);2throwableAssertAlternative.havingRootCause(throwable);3ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);4throwableAssertAlternative.havingRootCauseMessage("message");5ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);6throwableAssertAlternative.havingRootCauseInstanceOf(throwable.getClass());7ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);8throwableAssertAlternative.havingRootCauseExactlyInstanceOf(throwable.getClass());9ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);10throwableAssertAlternative.havingCause(throwable);11ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);12throwableAssertAlternative.havingCauseInstanceOf(throwable.getClass());13ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);14throwableAssertAlternative.havingCauseExactlyInstanceOf(throwable.getClass());15ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);16throwableAssertAlternative.havingStackTraceContaining("message");17ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);18throwableAssertAlternative.havingNoCause();19ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);20throwableAssertAlternative.havingMessage("message");21ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);22throwableAssertAlternative.havingMessageContaining("message");23ThrowableAssertAlternative throwableAssertAlternative = assertThat(throwable);

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havingRootCause

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1assertThatThrownBy(() -> { throw new Exception("boom!"); })2 .havingRootCause()3 .withMessage("boom!");4assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!")); })5 .havingRootCauseInstanceOf(RuntimeException.class)6 .withMessage("boom!");7assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })8 .havingRootCauseInstanceOf(IllegalArgumentException.class)9 .withMessage("boom!");10assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })11 .havingRootCause()12 .withMessage("boom!");13assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })14 .havingRootCause()15 .withMessage("boom!");16assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })17 .havingRootCause()18 .withMessage("boom!");19assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })20 .havingRootCause()21 .withMessage("boom!");22assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })23 .havingRootCause()24 .withMessage("boom!");25assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })26 .havingRootCause()27 .withMessage("boom!");28assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })29 .havingRootCause()30 .withMessage("boom!");31assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })32 .havingRootCause()33 .withMessage("boom!");34assertThatThrownBy(() -> { throw new Exception("boom!", new RuntimeException("boom!", new IllegalArgumentException("boom!"))); })35 .havingRootCause()36 .withMessage("boom!");37assertThatThrownBy(() -> { throw new Exception

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havingRootCause

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1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.assertThatThrownBy;3import java.io.IOException;4import java.util.function.Supplier;5import org.junit.jupiter.api.Test;6public class ThrowableAssertAlternativeTest {7 public void shouldPassIfGivenThrowableHasGivenCause() {8 Throwable cause = new IOException("boom");9 Supplier<Throwable> supplier = () -> new RuntimeException("boom", cause);10 assertThatThrownBy(supplier)11 .hasRootCause(cause);12 }13 public void shouldFailIfGivenThrowableHasNotGivenCause() {14 Throwable cause = new IOException("boom");15 Supplier<Throwable> supplier = () -> new RuntimeException("boom");16 assertThatThrownBy(supplier)17 .hasRootCause(cause);18 }19}20 at org.assertj.core.api.ThrowableAssertAlternative.hasRootCause(ThrowableAssertAlternative.java:79)21 at org.assertj.core.api.ThrowableAssertAlternative.hasRootCause(ThrowableAssertAlternative.java:73)22 at ThrowableAssertAlternativeTest.shouldFailIfGivenThrowableHasNotGivenCause(ThrowableAssertAlternativeTest.java:27)

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havingRootCause

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1assertThat(throwable).havingRootCause().isInstanceOf(RuntimeException.class);2assertThat(throwable).havingRootCause().hasMessageContaining("error");3assertThat(throwable).havingRootCauseInstanceOf(RuntimeException.class);4assertThat(throwable).havingRootCauseInstanceOf(RuntimeException.class).hasMessageContaining("error");5assertThat(throwable).havingRootCauseMessage("error");6assertThat(throwable).havingRootCauseMessageContaining("error");7assertThat(throwable).havingRootCauseMessageMatching("error");8assertThat(throwable).havingRootCauseMessageStartingWith("error");9assertThat(throwable).havingRootCauseMessageEndingWith("error");10assertThat(throwable).havingRootCauseMessageEqualTo("error");11assertThat(throwable).havingRootCauseMessageNotEqualTo("error");12assertThat(throwable).havingRootCauseMessageNotContaining("error");13assertThat(throwable).havingRootCauseMessageNotStartingWith("error");14assertThat(throwable).havingRootCauseMessageNotEndingWith("error");15assertThat(throwable).havingRootCauseMessageNotMatching("error");

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havingRootCause

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1Throwable rootCause = new Throwable();2Throwable exception = new Throwable(rootCause);3assertThat(exception).havingRootCause().isEqualTo(rootCause);4[INFO] --- maven-compiler-plugin:3.1:testCompile (default-testCompile) @ assertj-core ---5 symbol: method havingRootCause()6[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:testCompile (default-testCompile) on project assertj-core: Compilation failure7[ERROR] symbol: method havingRootCause()8org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:testCompile (default-testCompile) on project assertj-core: Compilation failure9 symbol: method havingRootCause()10 at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:213)

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havingRootCause

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1public void testRootCause() {2 Throwable exception = new Throwable(new IllegalArgumentException());3 assertThat(exception).havingRootCause().isInstanceOf(IllegalArgumentException.class);4}5public void testRootCause() {6 Throwable exception = new Throwable(new NullPointerException());7 assertThat(exception).havingRootCause().isInstanceOf(NullPointerException.class);8}9public void testRootCause() {10 Throwable exception = new Throwable(new NullPointerException("test"));11 assertThat(exception).havingRootCause().isInstanceOf(NullPointerException.class).hasMessage("test");12}13public void testRootCause() {14 Throwable exception = new Throwable(new NullPointerException("test", new RuntimeException()));15 assertThat(exception).havingRootCause().isInstanceOf(NullPointerException.class).hasMessage("test").hasCauseInstanceOf(RuntimeException.class);16}17public void testRootCause() {18 Throwable exception = new Throwable(new NullPointerException(new RuntimeException()));19 assertThat(exception).havingRootCause().isInstanceOf(NullPointerException.class).hasCauseInstanceOf(RuntimeException.class);20}

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