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How to use defaultDetailedErrorMessage method of org.assertj.core.error.ShouldBeEqual class

Best Assertj code snippet using org.assertj.core.error.ShouldBeEqual.defaultDetailedErrorMessage

Source:ShouldBeEqual.java

...128  }129  /**130   * Builds and returns an error message from the given description using {@link #expected} and {@link #actual} basic131   * representation if their description differ otherwise use132   * {@link #defaultDetailedErrorMessage(Description, Representation)} to represent them differently.133   *134   * @param description the {@link Description} used to build the returned error message135   * @param representation the {@link org.assertj.core.presentation.Representation} used to build String representation136   *          of object137   * @return the error message from description using {@link #expected} and {@link #actual} "smart" representation.138   */139  protected String smartErrorMessage(Description description, Representation representation) {140    if (actualAndExpectedHaveSameStringRepresentation()) {141      // This happens for example when actual = 42f and expected = 42d, which will give this error:142      // actual : "42" and expected : "42".143      // JUnit 4 manages this case even worst, it will output something like :144      // "java.lang.String expected:java.lang.String<42.0> but was: java.lang.String<42.0>"145      // which makes things even more confusing since we lost the fact that 42 was a float or a double.146      // It is therefore better to built our own description without using ComparisonFailure, the147      // only drawback is that it won't look nice in IDEs.148      return defaultDetailedErrorMessage(description, representation);149    }150    return comparisonStrategy.isStandard()151        ? messageFormatter.format(description, representation, EXPECTED_BUT_WAS_MESSAGE, actual, expected)152        : messageFormatter.format(description, representation, EXPECTED_BUT_WAS_MESSAGE_USING_COMPARATOR,153                                  actual, expected, comparisonStrategy);154  }155  /**156   * Builds and returns an error message from description using {@link #detailedExpected()} and157   * {@link #detailedActual()} detailed representation.158   *159   * @param description the {@link Description} used to build the returned error message160   * @param representation the {@link org.assertj.core.presentation.Representation} used to build String representation161   *          of object162   * @return the error message from description using {@link #detailedExpected()} and {@link #detailedActual()}163   *         <b>detailed</b> representation.164   */165  protected String defaultDetailedErrorMessage(Description description, Representation representation) {166    if (comparisonStrategy instanceof ComparatorBasedComparisonStrategy)167      return messageFormatter.format(description, representation, EXPECTED_BUT_WAS_MESSAGE_USING_COMPARATOR,168                                     detailedActual(), detailedExpected(), comparisonStrategy);169    return messageFormatter.format(description, representation, EXPECTED_BUT_WAS_MESSAGE, detailedActual(),170                                   detailedExpected());171  }172  private AssertionError assertionFailedError(String message, Representation representation) {173    try {174      Object o = constructorInvoker.newInstance("org.opentest4j.AssertionFailedError",175                                                MSG_ARG_TYPES_FOR_ASSERTION_FAILED_ERROR,176                                                message,177                                                representation.toStringOf(expected),178                                                representation.toStringOf(actual));179      if (o instanceof AssertionError) {...

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