How to use ShouldHaveCause class of org.assertj.core.error package

Best Assertj code snippet using org.assertj.core.error.ShouldHaveCause

Source:Throwables_assertHasCause_Test.java

...10 *11 * Copyright 2012-2015 the original author or authors.12 */13package org.assertj.core.internal.throwables;14import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;15import static org.assertj.core.error.ShouldHaveNoCause.shouldHaveNoCause;16import static org.assertj.core.test.TestData.someInfo;17import static org.assertj.core.test.TestFailures.failBecauseExpectedAssertionErrorWasNotThrown;18import static org.assertj.core.util.FailureMessages.actualIsNull;19import static org.mockito.Mockito.verify;20import org.assertj.core.api.AssertionInfo;21import org.assertj.core.internal.ThrowablesBaseTest;22import org.junit.Test;23public class Throwables_assertHasCause_Test extends ThrowablesBaseTest {24  private static final String EXCEPTION_MESSAGE = "invalid arg";25  private Throwable throwableWithCause = new Throwable(new IllegalArgumentException(EXCEPTION_MESSAGE));26  @Test27  public void should_pass_if_cause_has_expected_type_and_message() {28	throwables.assertHasCause(someInfo(), throwableWithCause, new IllegalArgumentException(EXCEPTION_MESSAGE));...

Source:ShouldHaveCause.java

...12 */13package org.assertj.core.error;14import static org.assertj.core.util.Objects.areEqual;15import static org.assertj.core.util.Preconditions.checkArgument;16public class ShouldHaveCause extends BasicErrorMessageFactory {17  public static ErrorMessageFactory shouldHaveCause(Throwable actualCause, Throwable expectedCause) {18    checkArgument(expectedCause != null, "expected cause should not be null");19    // actualCause has no cause20    if (actualCause == null) return new ShouldHaveCause(expectedCause);21    // same message => different type22    if (areEqual(actualCause.getMessage(), expectedCause.getMessage()))23      return new ShouldHaveCause(actualCause, expectedCause.getClass());24    // same type => different message25    if (areEqual(actualCause.getClass(), expectedCause.getClass()))26      return new ShouldHaveCause(actualCause, expectedCause.getMessage());27    return new ShouldHaveCause(actualCause, expectedCause);28  }29  private ShouldHaveCause(Throwable actualCause, Throwable expectedCause) {30    super("%n" +31          "Expecting a cause with type:%n" +32          "  <%s>%n" +33          "and message:%n" +34          "  <%s>%n" +35          "but type was:%n" +36          "  <%s>%n" +37          "and message was:%n" +38          "  <%s>.",39          expectedCause.getClass().getName(), expectedCause.getMessage(),40          actualCause.getClass().getName(), actualCause.getMessage());41  }42  private ShouldHaveCause(Throwable expectedCause) {43    super("%n" +44          "Expecting a cause with type:%n" +45          "  <%s>%n" +46          "and message:%n" +47          "  <%s>%n" +48          "but actualCause had no cause.",49          expectedCause.getClass().getName(), expectedCause.getMessage());50  }51  private ShouldHaveCause(Throwable actualCause, Class<? extends Throwable> expectedCauseClass) {52    super("%n" +53          "Expecting a cause with type:%n" +54          "  <%s>%n" +55          "but type was:%n" +56          "  <%s>.",57          expectedCauseClass.getName(), actualCause.getClass().getName());58  }59  private ShouldHaveCause(Throwable actualCause, String expectedCauseMessage) {60    super("%n" +61          "Expecting a cause with message:%n" +62          "  <%s>%n" +63          "but message was:%n" +64          "  <%s>.",65          expectedCauseMessage, actualCause.getMessage());66  }67}...

ShouldHaveCause

Using AI Code Generation

1import org.assertj.core.api.AssertionInfo;2import org.assertj.core.api.Assertions;3import org.assertj.core.error.ShouldHaveCause;4import org.assertj.core.internal.Objects;5import org.assertj.core.presentation.StandardRepresentation;6import org.junit.Test;7import static org.assertj.core.api.Assertions.assertThat;8import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;9import static org.assertj.core.util.FailureMessages.actualIsNull;10public class ShouldHaveCauseTest {11    public void should_create_error_message() {12        String message = shouldHaveCause(new NullPointerException()).create(new StandardRepresentation(), new AssertionInfo());13        assertThat(message).isEqualTo("%nExpecting a throwable with cause but none was found.");14    }15    public void should_create_error_message_with_expected_cause() {16        String message = shouldHaveCause(new NullPointerException(), new IllegalArgumentException()).create(new StandardRepresentation(), new AssertionInfo());17        assertThat(message).isEqualTo((((((("%nExpecting a throwable with cause:%n" + "  \"") + (IllegalArgumentException.class.getName())) + "\"%n") + "but cause was:%n") + "  \"") + (NullPointerException.class.getName())) + "\"");18    }19    public void should_create_error_message_with_expected_cause_and_message() {20        String message = shouldHaveCause(new NullPointerException("message"), new IllegalArgumentException("message")).create(new StandardRepresentation(), new AssertionInfo());21        assertThat(message).isEqualTo((((((("%nExpecting a throwable with cause:%n" + "  \"") + (IllegalArgumentException.class.getName())) + "\"%n") + "but cause was:%n") + "  \"") + (NullPointerException.class.getName())) + "\""));22    }23    public void should_create_error_message_with_expected_cause_and_message_pattern() {24        String message = shouldHaveCause(new NullPointerException("message"), new IllegalArgumentException("message%")).create(new StandardRepresentation(), new AssertionInfo());25        assertThat(message).isEqualTo((((((("%nExpecting a throwable with cause:%n" + "  \"") + (IllegalArgumentException.class.getName())) + "\"%n") + "but cause was:%n") + "  \"") + (NullPointerException.class.getName())) + "\""));26    }27    public void should_create_error_message_with_expected_cause_and_message_pattern_matching() {

ShouldHaveCause

Using AI Code Generation

1package com.automationrhapsody.junit5;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import org.junit.jupiter.api.Test;5class ShouldHaveCauseTest {6    void shouldHaveCause() {7        assertThatThrownBy(() -> {8            throw new RuntimeException(new IllegalArgumentException());9        }).hasCauseInstanceOf(IllegalArgumentException.class);10    }11    void shouldNotHaveCause() {12        assertThatThrownBy(() -> {13            throw new RuntimeException();14        }).hasCauseInstanceOf(IllegalArgumentException.class);15    }16}17package com.automationrhapsody.junit5;18import static org.assertj.core.api.Assertions.assertThat;19import static org.assertj.core.api.Assertions.assertThatThrownBy;20import org.junit.jupiter.api.Test;21class ShouldHaveCauseMessageTest {22    void shouldHaveCauseMessage() {23        assertThatThrownBy(() -> {24            throw new RuntimeException(new IllegalArgumentException("Invalid input"));25        }).hasCauseMessage("Invalid input");26    }27    void shouldNotHaveCauseMessage() {28        assertThatThrownBy(() -> {29            throw new RuntimeException(new IllegalArgumentException("Invalid input"));30        }).hasCauseMessage("Invalid input2");31    }32}33package com.automationrhapsody.junit5;34import static org.assertj.core.api.Assertions.assertThat;35import static org.assertj.core.api.Assertions.assertThatThrownBy;36import org.junit.jupiter.api.Test;37class ShouldHaveMessageTest {38    void shouldHaveMessage() {39        assertThatThrownBy(() -> {40            throw new IllegalArgumentException("Invalid input");41        }).hasMessage("Invalid input");42    }43    void shouldNotHaveMessage() {44        assertThatThrownBy(() -> {45            throw new IllegalArgumentException("Invalid input");46        }).hasMessage("Invalid input2");47    }48}

ShouldHaveCause

Using AI Code Generation

1package org.assertj.core.error;2import org.assertj.core.description.Description;3import org.assertj.core.description.TextDescription;4import org.assertj.core.internal.TestDescription;5import org.assertj.core.presentation.StandardRepresentation;6import org.junit.Test;7import java.io.IOException;8import static org.assertj.core.error.ShouldBeEqualByComparingFieldByField.shouldBeEqualByComparingFieldByField;9import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;10import static org.assertj.core.error.ShouldHaveNoCause.shouldHaveNoCause;11import static org.assertj.core.error.ShouldHaveRootCause.shouldHaveRootCause;12import static org.assertj.core.error.ShouldNotBeEqualByComparingFieldByField.shouldNotBeEqualByComparingFieldByField;13import static org.assertj.core.error.ShouldNotHaveCause.shouldNotHaveCause;14import static org.assertj.core.error.ShouldNotHaveRootCause.shouldNotHaveRootCause;15import static org.assertj.core.error.ShouldNotHaveSameClassAs.shouldNotHaveSameClassAs;16import static org.assertj.core.error.ShouldNotHaveSameSizeAs.shouldNotHaveSameSizeAs;17import static org.assertj.core.error.ShouldNotHaveToString.shouldNotHaveToString;18import static org.assertj.core.error.ShouldNotHaveType.shouldNotHaveType;19import static org.assertj.core.error.ShouldNotThrow.shouldNotThrow;20import static org.assertj.core.error.ShouldThrow.shouldThrow;21import static org.assertj.core.error.ShouldThrowAnyException.shouldThrowAnyException;22import static org.assertj.core.error.ShouldThrowAnyExceptionOfType.shouldThrowAnyExceptionOfType;23import static org.assertj.core.error.ShouldThrowException.shouldThrowException;24import static org.assertj.core.error.ShouldThrowNoException.shouldThrowNoException;25import static org.assertj.core.error.ShouldThrowNoExceptionOfType.shouldThrowNoExceptionOfType;26import static org.assertj.core.erro

ShouldHaveCause

Using AI Code Generation

1package com.ack.assertj.core.error;2import org.assertj.core.error.BasicErrorMessageFactory;3import org.assertj.core.error.ErrorMessageFactory;4public class ShouldHaveCause extends BasicErrorMessageFactory {5  public static ErrorMessageFactory shouldHaveCause(Throwable actualCause, Throwable expectedCause) {6    return new ShouldHaveCause(actualCause, expectedCause);7  }8  private ShouldHaveCause(Throwable actualCause, Throwable expectedCause) {9    super("%nExpecting actual cause to be:%n <%s>%nbut was:%n <%s>", expectedCause, actualCause);10  }11}12package com.ack.assertj.core.error;13import org.assertj.core.api.Assertions;14import org.assertj.core.api.ThrowableAssert.ThrowingCallable;15import org.junit.Test;16public class ShouldHaveCauseTest {17  public void testShouldHaveCause() {18    ThrowingCallable throwingCallable = new ThrowingCallable() {19      public void call() throws Throwable {20        throw new Exception("Exception message", new Throwable("Cause message"));21      }22    };23    Assertions.assertThatThrownBy(throwingCallable)24              .hasMessage("Exception message")25              .hasCause(new Throwable("Cause message"));26  }27}28package com.ack.assertj.core.error;29import org.assertj.core.api.Assertions;30import org.assertj.core.api.ThrowableAssert.ThrowingCallable;31import org.junit.Test;32public class ShouldHaveCauseTest {33  public void testShouldHaveCause() {34    ThrowingCallable throwingCallable = new ThrowingCallable() {35      public void call() throws Throwable {36        throw new Exception("Exception message", new Throwable("Cause message"));37      }38    };39    Assertions.assertThatThrownBy(throwingCallable)40              .hasMessage("Exception message")41              .hasCause(new Throwable("Cause message"));42  }43}44package com.ack.assertj.core.error;45import org.assertj.core.api.Assertions;46import org.assertj.core.api.ThrowableAssert.ThrowingCallable;47import org.junit.Test;48public class ShouldHaveCauseTest {49  public void testShouldHaveCause() {50    ThrowingCallable throwingCallable = new ThrowingCallable()

ShouldHaveCause

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.api.Assertions.within;3import static org.assertj.core.api.Assertions.catchThrowable;4import static org.assertj.core.api.Assertions.catchThrowableOfType;5import static org.assertj.core.api.Assertions.assertThatThrownBy;6import static org.assertj.core.api.Assertions.assertThatExceptionOfType;7import static org.assertj.core.api.Assertions.assertThatCode;8import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;9import static org.assertj.core.api.Assertions.assertThatNullPointerException;10import static org.assertj.core.api.Assertions.assertThatIllegalStateException;11import static org.assertj.core.api.Assertions.assertThatIOException;12import static org.assertj.core.api.Assertions.assertThatNoException;13import static org.assertj.core.api.Assertions.assertThatNoCause;14import static org.assertj.core.api.Assertions.assertThatAssertionError;15import static org.as

ShouldHaveCause

Using AI Code Generation

1package org.assertj.core.error;2import org.assertj.core.api.AssertionInfo;3import org.assertj.core.internal.TestDescription;4import org.assertj.core.internal.TestFailures;5import org.assertj.core.presentation.StandardRepresentation;6import org.junit.Test;7import static org.assertj.core.api.Assertions.assertThat;8public class ShouldHaveCause_Test {9  public void should_create_error_message() {10    AssertionInfo info = new AssertionInfo(new TestDescription("TEST"), new StandardRepresentation());11    Throwable cause = new NullPointerException();12    Throwable actualCause = new IllegalArgumentException();13    String message = ShouldHaveCause.shouldHaveCause(info, cause, actualCause).create();14    assertThat(message).isEqualTo("[TEST] %n"15                                   + "  <\"java.lang.IllegalArgumentException\">");16  }17  public void should_fail_with_custom_message() {18    AssertionInfo info = new AssertionInfo();19    Throwable cause = new NullPointerException();20    Throwable actualCause = new IllegalArgumentException();21    try {22      ShouldHaveCause.shouldHaveCause(info, cause, actualCause).create(new TestFailures(), "My custom message");23    } catch (AssertionError e) {24      assertThat(e).hasMessage("[TEST] My custom message");25      return;26    }27    failBecauseExpectedAssertionErrorWasNotThrown();28  }29  public void should_fail_with_custom_message_ignoring_description() {30    AssertionInfo info = new AssertionInfo(new TestDescription("TEST"));31    Throwable cause = new NullPointerException();32    Throwable actualCause = new IllegalArgumentException();33    try {34      ShouldHaveCause.shouldHaveCause(info, cause, actualCause).create(new TestFailures(), "My custom message");35    } catch (AssertionError e) {36      assertThat(e).hasMessage("My custom message");37      return;38    }39    failBecauseExpectedAssertionErrorWasNotThrown();40  }41}42package org.assertj.core.error;43import org.assertj.core.api.AssertionInfo;44import org.assertj.core.internal.TestDescription;45import org.assertj.core.internal.TestFailures;46import org.assertj.core.presentation.StandardRepresentation;47import org.junit.Test;48import static org.assertj.core.api.Assertions.assertThat;49public class ShouldHaveCause_Test {

ShouldHaveCause

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveCause;3import org.assertj.core.internal.TestDescription;4import org.junit.jupiter.api.Test;5public class AssertJTest {6   public void test() {7      try {8         throw new RuntimeException("Hello");9      } catch (RuntimeException e) {10         Assertions.assertThatThrownBy(() -> {11            throw new RuntimeException("Hello", new RuntimeException("World"));12         }).has(new ShouldHaveCause(e));13      }14   }15}

ShouldHaveCause

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveCause;3import org.assertj.core.util.Throwables;4public class ShouldHaveCauseClassExample {5   public static void main(String[] args) {6      try {7         Throwables.throwAsUncheckedException(new RuntimeException("test exception"));8      } catch (RuntimeException e) {9         Throwable cause = e.getCause();10         Assertions.assertThat(cause).isNotNull();11         ShouldHaveCause shouldHaveCause = ShouldHaveCause.shouldHaveCause(e, RuntimeException.class);12         System.out.println(shouldHaveCause);13      }14   }15}

ShouldHaveCause

Using AI Code Generation

1package org.assertj.core.error;2import java.util.Set;3import org.assertj.core.error.BasicErrorMessageFactory;4import org.assertj.core.error.ErrorMessageFactory;5import org.assertj.core.internal.TestDescription;6import org.assertj.core.internal.TestName;7import org.assertj.core.presentation.StandardRepresentation;8import org.assertj.core.util.Sets;9import org.junit.Test;10import static org.assertj.core.api.Assertions.assertThat;11import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;12import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseInstanceOf;13import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseMessage;14import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseMessageMatching;15import static org.assertj.core.error.ShouldHaveCause.shouldHaveNoCause;16import static org.assertj.core.util.FailureMessages.actualIsNull;17import static org.assertj.core.util.Throwables.getStackTrace;18import static org.assertj.core.util.Throwables.getRootCause;19public class ShouldHaveCauseTest {20    private static final TestName TEST_NAME = new TestName();21    private static final TestDescription TEST_DESCRIPTION = new TestDescription(TEST_NAME);22    public void should_create_error_message_for_throwable_with_cause() {23        ErrorMessageFactory factory = shouldHaveCause(new NullPointerException(), new IllegalArgumentException());24        String message = factory.create(new StandardRepresentation(), TEST_DESCRIPTION);25        assertThat(message).isEqualTo(String.format("[Test] %n" + "Expecting%n" + " <NullPointerException>%n" + "to have cause:%n" + " <IllegalArgumentException>%n" + "but had no cause."));26    }27    public void should_create_error_message_for_throwable_with_cause_of_expected_type() {28        ErrorMessageFactory factory = shouldHaveCauseInstanceOf(new NullPointerException(), IllegalArgumentException.class);29        String message = factory.create(new StandardRepresentation(), TEST_DESCRIPTION);30        assertThat(message).isEqualTo(String.format("[Test] %n" + "Expecting%n" + " <NullPointerException>%n" + "to have cause of type:%n" + " <java.lang.IllegalArgumentException>%n" + "but had cause of type:%n" + " <java.lang.NullPointerException>"));31    }32    public void should_create_error_message_for_throwable_with_cause_of_expected_type_with_message() {33        ErrorMessageFactory factory = shouldHaveCauseMessage(new NullPointerException(), "the message");

ShouldHaveCause

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveCause;3import org.junit.Test;4public class AssertJAssertThatTest {5    public void test() {6        try {7            throw new RuntimeException("This is a runtime exception");8        } catch (RuntimeException e) {9            try {10                throw new RuntimeException("This is a nested runtime exception", e);11            } catch (RuntimeException ex) {12                Assertions.assertThat(ex).hasCause(e);13            }14        }15    }16}17assertThat(throwable).hasNoCause()18assertThat(throwable).hasMessage(String message)19assertThat(throwable).hasMessageContaining(String message)20assertThat(throwable).hasMessageStartingWith(String message)21assertThat(throwable).hasMessageEndingWith(String message)22assertThat(throwable).hasMessageMatching(String message)23assertThat(throwable).hasMessageMatching(Pattern pattern)24assertThat(throwable).hasMessageNotContaining(String message)25assertThat(throwable).hasMessageNotStartingWith(String message)

ShouldHaveCause

Using AI Code Generation

1package org.assertj.core.error;2import java.util.Set;3import org.assertj.core.error.BasicErrorMessageFactory;4import org.assertj.core.error.ErrorMessageFactory;5import org.assertj.core.internal.TestDescription;6import org.assertj.core.internal.TestName;7import org.assertj.core.presentation.StandardRepresentation;8import org.assertj.core.util.Sets;9import org.junit.Test;10import static org.assertj.core.api.Assertions.assertThat;11import static org.assertj.core.error.ShouldHaveCause.shouldHaveCause;12import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseInstanceOf;13import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseMessage;14import static org.assertj.core.error.ShouldHaveCause.shouldHaveCauseMessageMatching;15import static org.assertj.core.error.ShouldHaveCause.shouldHaveNoCause;16import static org.assertj.core.util.FailureMessages.actualIsNull;17import static org.assertj.core.util.Throwables.getStackTrace;18import static org.assertj.core.util.Throwables.getRootCause;19public class ShouldHaveCauseTest {20    private static final TestName TEST_NAME = new TestName();21    private static final TestDescription TEST_DESCRIPTION = new TestDescription(TEST_NAME);22    public void should_create_error_message_for_throwable_with_cause() {23        ErrorMessageFactory factory = shouldHaveCause(new NullPointerException(), new IllegalArgumentException());24        String message = factory.create(new StandardRepresentation(), TEST_DESCRIPTION);25        assertThat(message).isEqualTo(String.format("[Test] %n" + "Expecting%n" + " <NullPointerException>%n" + "to have cause:%n" + " <IllegalArgumentException>%n" + "but had no cause."));26    }27    public void should_create_error_message_for_throwable_with_cause_of_expected_type() {28        ErrorMessageFactory factory = shouldHaveCauseInstanceOf(new NullPointerException(), IllegalArgumentException.class);29        String message = factory.create(new StandardRepresentation(), TEST_DESCRIPTION);30        assertThat(message).isEqualTo(String.format("[Test] %n" + "Expecting%n" + " <NullPointerException>%n" + "to have cause of type:%n" + " <java.lang.IllegalArgumentException>%n" + "but had cause of type:%n" + " <java.lang.NullPointerException>"));31    }32    public void should_create_error_message_for_throwable_with_cause_of_expected_type_with_message() {33        ErrorMessageFactory factory = shouldHaveCauseMessage(new NullPointerException(), "the message");

ShouldHaveCause

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.error.ShouldHaveCause;3import org.junit.Test;4public class AssertJAssertThatTest {5    public void test() {6        try {7            throw new RuntimeException("This is a runtime exception");8        } catch (RuntimeException e) {9            try {10                throw new RuntimeException("This is a nested runtime exception", e);11            } catch (RuntimeException ex) {12                Assertions.assertThat(ex).hasCause(e);13            }14        }15    }16}17assertThat(throwable).hasNoCause()18assertThat(throwable).hasMessage(String message)19assertThat(throwable).hasMessageContaining(String message)20assertThat(throwable).hasMessageStartingWith(String message)21assertThat(throwable).hasMessageEndingWith(String message)22assertThat(throwable).hasMessageMatching(String message)23assertThat(throwable).hasMessageMatching(Pattern pattern)24assertThat(throwable).hasMessageNotContaining(String message)25assertThat(throwable).hasMessageNotStartingWith(String message)

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