How to use describeErrors method of org.assertj.core.util.Throwables class

Best Assertj code snippet using org.assertj.core.util.Throwables.describeErrors

Source:AssertionErrorCreator.java

...11 * Copyright 2012-2022 the original author or authors.12 */13package org.assertj.core.error;14import static org.assertj.core.util.Arrays.array;15import static org.assertj.core.util.Throwables.describeErrors;16import java.util.List;17import java.util.Optional;18import org.assertj.core.api.SoftAssertionError;19import org.assertj.core.description.Description;20import org.assertj.core.internal.Failures;21import org.assertj.core.internal.UnambiguousRepresentation;22import org.assertj.core.presentation.Representation;23import org.assertj.core.util.VisibleForTesting;24import org.assertj.core.util.introspection.PropertyOrFieldSupport;25// TODO deprecate AssertionErrorFactory26public class AssertionErrorCreator {27  private static final Class<?>[] MSG_ARG_TYPES_FOR_ASSERTION_FAILED_ERROR = array(String.class, Object.class, Object.class);28  private static final Class<?>[] MSG_ARG_TYPES_FOR_COMPARISON_FAILURE = array(String.class, String.class, String.class);29  private static final Class<?>[] MULTIPLE_FAILURES_ERROR_ARGUMENT_TYPES = array(String.class, List.class);30  @VisibleForTesting31  ConstructorInvoker constructorInvoker;32  public AssertionErrorCreator() {33    this(new ConstructorInvoker());34  }35  public AssertionErrorCreator(ConstructorInvoker constructorInvoker) {36    this.constructorInvoker = constructorInvoker;37  }38  // single assertion error39  public AssertionError assertionError(String message, Object actual, Object expected, Representation representation) {40    // @format:off41    return assertionFailedError(message, actual,expected)42                    .orElse(comparisonFailure(message, actual, expected, representation)43                    .orElse(assertionError(message)));44    // @format:on45  }46  private Optional<AssertionError> assertionFailedError(String message, Object actual, Object expected) {47    try {48      Object o = constructorInvoker.newInstance("org.opentest4j.AssertionFailedError",49                                                MSG_ARG_TYPES_FOR_ASSERTION_FAILED_ERROR,50                                                message,51                                                expected,52                                                actual);53      if (o instanceof AssertionError) return Optional.of((AssertionError) o);54    } catch (@SuppressWarnings("unused") Throwable ignored) {}55    return Optional.empty();56  }57  private Optional<AssertionError> comparisonFailure(String message,58                                                     Object actual,59                                                     Object expected,60                                                     Representation representation) {61    try {62      UnambiguousRepresentation unambiguousRepresentation = new UnambiguousRepresentation(representation, actual, expected);63      Object o = constructorInvoker.newInstance("org.junit.ComparisonFailure",64                                                MSG_ARG_TYPES_FOR_COMPARISON_FAILURE,65                                                message,66                                                unambiguousRepresentation.getExpected(),67                                                unambiguousRepresentation.getActual());68      if (o instanceof AssertionError) return Optional.of((AssertionError) o);69    } catch (@SuppressWarnings("unused") Throwable ignored) {}70    return Optional.empty();71  }72  public AssertionError assertionError(String message) {73    return new AssertionError(message);74  }75  // multiple assertions error76  public AssertionError multipleSoftAssertionsError(List<? extends Throwable> errors) {77    Optional<AssertionError> multipleFailuresError = tryBuildingMultipleFailuresError(errors);78    return multipleFailuresError.orElse(new SoftAssertionError(describeErrors(errors)));79  }80  public AssertionError multipleAssertionsError(Description description, List<? extends AssertionError> errors) {81    String heading = headingFrom(description);82    Optional<AssertionError> multipleFailuresError = tryBuildingMultipleFailuresError(heading, errors);83    return multipleFailuresError.orElse(new MultipleAssertionsError(description, errors));84  }85  public void tryThrowingMultipleFailuresError(List<? extends Throwable> errorsCollected) {86    tryBuildingMultipleFailuresError(errorsCollected).ifPresent(AssertionErrorCreator::throwError);87  }88  // syntactic sugar89  private static void throwError(AssertionError error) {90    throw error;91  }92  private static String headingFrom(Description description) {...

Source:CustomSoftAssertions.java

...7import org.openqa.selenium.WebElement;8import ui.auto.core.pagecomponent.PageComponent;9import java.util.List;10import java.util.stream.Collectors;11import static org.assertj.core.util.Throwables.describeErrors;12public class CustomSoftAssertions extends SoftAssertions {13    public WebElementAssert assertThat(WebElement actual) {14        return proxy(WebElementAssert.class, WebElement.class, actual);15    }16    public WebDriverAssert assertThat(WebDriver driver) {17        return proxy(WebDriverAssert.class, WebDriver.class, driver);18    }19    public PageComponentAssert assertThat(PageComponent actual) {20        return proxy(PageComponentAssert.class, PageComponent.class, actual);21    }22    /**23     * @return true if there were any failures otherwise false24     */25    public boolean anyFailures() {26        return !errorsCollected().isEmpty();27    }28    /**29     * @return true if there were no failures otherwise false30     */31    public boolean allSuccessful() {32        return errorsCollected().isEmpty();33    }34    /**35     * @return the failure count36     */37    public int getFailureCount() {38        return errorsCollected().size();39    }40    /**41     * Perform an assertion that is expected to fail (or an exception to be thrown) but continue execution42     * without the need to catch the assertion/exception.<BR>43     * <B>Note: </B> This is for parity with Hamcrest Matchers.not functionality (when AssertJ does not have44     * a specific assertion to be the same as using not.)45     *46     * @param log                   - If the assertion does not fail, then this message is used to log it47     * @param runAssertionThatFails - Assertion to be run that is expected to fail48     * @return true if the assertion failed (or any exception was thrown) as expected, otherwise false49     */50    public boolean assertExpectedFailure(String log, final Runnable runAssertionThatFails) {51        try {52            runAssertionThatFails.run();53            fail(log);54            return false;55        } catch (Exception | AssertionError ex) {56            return true;57        }58    }59    @Override60    public void assertAll() {61        List<Throwable> errors = errorsCollected();62        if (!errors.isEmpty()) {63            new AssertionErrorCreator().tryThrowingMultipleFailuresError(errors);64            List<String> describeErrors = describeErrors(errors).stream()65                    .map(this::stripText)66                    .collect(Collectors.toList());67            throw new SoftAssertionError(describeErrors);68        }69    }70    private String stripText(String value) {71        return new StringMod(value)72                .removeAll("at Helper.assertThatSubset\\(.*\\)\\r\\n")73                .removeAll("at Helper.assertThatList\\(.*\\)\\r\\n")74                .removeAll("at Helper.assertThatObject\\(.*\\)\\r\\n")75                .get();76    }77}...

describeErrors

Using AI Code Generation

1package org.kodejava.example.util;2import org.assertj.core.util.Throwables;3public class DescribeErrorsDemo {4    public static void main(String[] args) {5        try {6            int a = 10 / 0;7        } catch (Exception e) {8            String description = Throwables.describeErrors(e);9            System.out.println(description);10        }11    }12}13    at org.kodejava.example.util.DescribeErrorsDemo.main(DescribeErrorsDemo.java:10)14Share on Skype (Opens in new window)

describeErrors

Using AI Code Generation

1import org.assertj.core.util.Throwables;2public class ThrowablesDescribeErrors {3   public static void main(String[] args) {4      try {5         int a = 1 / 0;6      } catch (ArithmeticException e) {7         System.out.println(Throwables.describeErrors(e));8      }9   }10}11   at ThrowablesDescribeErrors.main(ThrowablesDescribeErrors.java:7)

describeErrors

Using AI Code Generation

1package org.kodejava.example.util;2import org.assertj.core.util.Throwables;3public class DescribeErrorsDemo {4    public static void main(String[] args) {5        try {6            int a = 10 / 0;7        } catch (Exception e) {8            String description = Throwables.describeErrors(e);9            System.out.println(description);10        }11    }12}13    at org.kodejava.example.util.DescribeErrorsDemo.main(DescribeErrorsDemo.java:10)14Share on Skype (Opens in new window)

describeErrors

Using AI Code Generation

1import org.assertj.core.util.Throwables;2import java.io.IOException;3import java.io.FileNotFoundException;4public class 1 {5  public static void main(String[] args) {6    try {7      throw new FileNotFoundException("File not found");8    } catch (IOException e) {9      String[] errors = Throwables.describeErrors(e);10      for (String error : errors) {11        System.out.println(error);12      }13    }14  }15}16  at 1.main(1.java:10)

describeErrors

Using AI Code Generation

1import org.assertj.core.util.Throwables;2public class 1 {3   public static voi main(String[] args) {4      try {5         throw new NullPointerException("test");6      } catch (Exception e) {7         System.out.println(Thrables.describeErrors(e);8      }9   }10}11	at 1.main(1.java:10)

describeErrors

Using AI Code Generation

1package org.kodejava.example.lang;2import java.io.IOException;3public class DescribeErrors {4    public static void main(String[] args) {5        try {6            throw new IOException("IO error occurred");7        } catch (IOException e) {8            String errors = org.assertj.core.util.Throwables.describeErrors(e);9            System.out.println(errors);10        }11    }12}13at org.kodejava.example.lang.DescribeErrors.main(DescribeErrors.java:9)14Share on Skype (Opens in new window)

describeErrors

Using AI Code Generation

1import org.assertj.core.util.Throwables;2public class 1 {3   public static void main(String[] args) {4      try {5         throw new NullPointerException("test");6      } catch (Exception e) {7         System.out.println(Throwables.describeErrors(e));8      }9   }10}11	at 1.main(1.java:10)

describeErrors

Using AI Code Generation

1p {2    public static void main(String[] args) {il.Throwables class3publc class AssertJThrowables {4    pubic static void main(String[] args) {5        try {6            throw new Exception("Exception thrown");7        } catch (Exception e) {8            System.outprintln(bles.descrieErrors(e));9        }10    }11}12    at 1.main(1.java:5)13        try {14            throw new IOException("IOException");15        } catch (Exception e) {16            System.out.println(Throwables.describeErrors(e));17        }18    }19}20at App.main(App.java:8)21import org.assertj.core.util.Throwables;22import java.io.IOException;23public class App {24    public static void main(String[] args) {25        try {26            throw new IOException("IOException");27        } catch (Exception e) {28            System.out.println(Throwables.describeErrors(e));29        }30    }31}32at App.main(App.java:8)33import org.assertj.core.util.Throwables;34import java.io.IOException;35public class App {36    public static void main(String[] args) {37        try {38            throw new IOException("IOException");39        } catch (Exception e) {40            System.out.println(Throwables.describeErrors(e));41        }42    }43}44at App.main(App.java:8)45import org.assertj.core.util.Throwables;46import java.io.IOException;47public class App {48    public static void main(String[] args) {49        try {50            throw new IOException("IOException");51        } catch (Exception e) {52            System.out.println(Throwables.describeErrors(e));53        }54    }55}56at App.main(App.java:8)57import org.assertj.core.util.Throwables;58import java.io.IOException;59public class App {60    public static void main(String[] args) {61        try {62            throw new IOException("IOException");63        } catch (Exception e) {64            System.out.println(Throwables.describeErrors(e));65        }66    }67}68at App.main(App.java:8)

describeErrors

Using AI Code Generation

1public class AssertJThrowables {2    public static void main(String[] args) {3        try {4            throw new Exception("Exception thrown");5        } catch (Exception e) {6            System.out.println(Throwables.describeErrors(e));7        }8    }9}10    at 1.main(1.java:5)

describeErrors

Using AI Code Generation

1public class 1 {2    public static void main(String[] args) {3        try {4            throw new NullPointerException("Null Pointer Exception");5        } catch (Exception e) {6            String error = Throwables.describeErrors(e);7            System.out.println("Error: " + error);8        }9    }10}11Error: java.lang.NullPointerException: Null Pointer Exception at 1.main(1.java:6)

describeErrors

Using AI Code Generation

1import java.io.IOException;2import java.io.FileNotFoundException;3public class TestClass {4   public static void main(String[] args) {5      try {6         throw new FileNotFoundException("File not found.");7      }8      catch (FileNotFoundException e) {9         System.out.println(Throwables.describeErrors(e));10      }11   }12}13	at TestClass.main(TestClass.java:9)

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