How to use areDualValueEqual method of org.assertj.core.api.recursive.comparison.RecursiveComparisonDifferenceCalculator class

Best Assertj code snippet using org.assertj.core.api.recursive.comparison.RecursiveComparisonDifferenceCalculator.areDualValueEqual

Source:RecursiveComparisonDifferenceCalculator.java

...198      final Object actualFieldValue = dualValue.actual;199      final Object expectedFieldValue = dualValue.expected;200      // Custom comparators take precedence over all other types of comparison201      if (recursiveComparisonConfiguration.hasCustomComparator(dualValue)) {202        if (!areDualValueEqual(dualValue, recursiveComparisonConfiguration)) comparisonState.addDifference(dualValue);203        // since we used a custom comparator we don't need to inspect the nested fields any further204        continue;205      }206      if (actualFieldValue == expectedFieldValue) continue;207      if (actualFieldValue == null || expectedFieldValue == null) {208        // one of the value is null while the other is not as we already know that actualFieldValue != expectedFieldValue209        comparisonState.addDifference(dualValue);210        continue;211      }212      if (dualValue.isExpectedAnEnum()) {213        compareAsEnums(dualValue, comparisonState, recursiveComparisonConfiguration);214        continue;215      }216      // TODO move hasFieldTypesDifference check into each compareXXX217      if (dualValue.isExpectedFieldAnArray()) {218        compareArrays(dualValue, comparisonState);219        continue;220      }221      // we compare ordered collections specifically as to be matching, each pair of elements at a given index must match.222      // concretely we compare: (col1[0] vs col2[0]), (col1[1] vs col2[1])...(col1[n] vs col2[n])223      if (dualValue.isExpectedFieldAnOrderedCollection()224          && !recursiveComparisonConfiguration.shouldIgnoreCollectionOrder(dualValue.fieldLocation)) {225        compareOrderedCollections(dualValue, comparisonState);226        continue;227      }228      if (dualValue.isExpectedFieldAnIterable()) {229        compareUnorderedIterables(dualValue, comparisonState);230        continue;231      }232      if (dualValue.isExpectedFieldAnOptional()) {233        compareOptional(dualValue, comparisonState);234        continue;235      }236      // Compare two SortedMaps taking advantage of the fact that these Maps can be compared in O(N) time due to their ordering237      if (dualValue.isExpectedFieldASortedMap()) {238        compareSortedMap(dualValue, comparisonState);239        continue;240      }241      // Compare two Unordered Maps. This is a slightly more expensive comparison because order cannot be assumed, therefore a242      // temporary Map must be created, however the comparison still runs in O(N) time.243      if (dualValue.isExpectedFieldAMap()) {244        compareUnorderedMap(dualValue, comparisonState);245        continue;246      }247      // compare Atomic types by value manually as they are container type and we can't use introspection in java 17+248      if (dualValue.isExpectedFieldAnAtomicBoolean()) {249        compareAtomicBoolean(dualValue, comparisonState);250        continue;251      }252      if (dualValue.isExpectedFieldAnAtomicInteger()) {253        compareAtomicInteger(dualValue, comparisonState);254        continue;255      }256      if (dualValue.isExpectedFieldAnAtomicIntegerArray()) {257        compareAtomicIntegerArray(dualValue, comparisonState);258        continue;259      }260      if (dualValue.isExpectedFieldAnAtomicLong()) {261        compareAtomicLong(dualValue, comparisonState);262        continue;263      }264      if (dualValue.isExpectedFieldAnAtomicLongArray()) {265        compareAtomicLongArray(dualValue, comparisonState);266        continue;267      }268      if (dualValue.isExpectedFieldAnAtomicReference()) {269        compareAtomicReference(dualValue, comparisonState);270        continue;271      }272      if (dualValue.isExpectedFieldAnAtomicReferenceArray()) {273        compareAtomicReferenceArray(dualValue, comparisonState);274        continue;275      }276      if (shouldHonorEquals(dualValue, recursiveComparisonConfiguration)) {277        if (!actualFieldValue.equals(expectedFieldValue)) comparisonState.addDifference(dualValue);278        continue;279      }280      Class<?> actualFieldValueClass = actualFieldValue.getClass();281      Class<?> expectedFieldClass = expectedFieldValue.getClass();282      if (recursiveComparisonConfiguration.isInStrictTypeCheckingMode() && expectedTypeIsNotSubtypeOfActualType(dualValue)) {283        comparisonState.addDifference(dualValue,284                                      format(STRICT_TYPE_ERROR, expectedFieldClass.getName(), actualFieldValueClass.getName()));285        continue;286      }287      Set<String> actualNonIgnoredFieldsNames = recursiveComparisonConfiguration.getActualFieldNamesToCompare(dualValue);288      Set<String> expectedFieldsNames = getFieldsNames(expectedFieldClass);289      // Check if expected has more fields than actual, in that case the additional fields are reported as difference290      if (!expectedFieldsNames.containsAll(actualNonIgnoredFieldsNames)) {291        // report missing fields in actual292        Set<String> actualFieldsNamesNotInExpected = newHashSet(actualNonIgnoredFieldsNames);293        actualFieldsNamesNotInExpected.removeAll(expectedFieldsNames);294        String missingFields = actualFieldsNamesNotInExpected.toString();295        String expectedClassName = expectedFieldClass.getName();296        String actualClassName = actualFieldValueClass.getName();297        String missingFieldsDescription = format(MISSING_FIELDS, actualClassName, expectedClassName,298                                                 expectedFieldClass.getSimpleName(), actualFieldValueClass.getSimpleName(),299                                                 missingFields);300        comparisonState.addDifference(dualValue, missingFieldsDescription);301      } else { // TODO remove else to report more diff302        // compare actual's fields against expected :303        // - if actual has more fields than expected, the additional fields are ignored as expected is the reference304        for (String actualFieldName : actualNonIgnoredFieldsNames) {305          if (expectedFieldsNames.contains(actualFieldName)) {306            DualValue newDualValue = new DualValue(dualValue.fieldLocation.field(actualFieldName),307                                                   COMPARISON.getSimpleValue(actualFieldName, actualFieldValue),308                                                   COMPARISON.getSimpleValue(actualFieldName, expectedFieldValue));309            comparisonState.registerForComparison(newDualValue);310          }311        }312      }313    }314    return comparisonState.getDifferences();315  }316  // avoid comparing enum recursively since they contain static fields which are ignored in recursive comparison317  // this would make different field enum value to be considered the same!318  private static void compareAsEnums(final DualValue dualValue,319                                     ComparisonState comparisonState,320                                     RecursiveComparisonConfiguration recursiveComparisonConfiguration) {321    if (recursiveComparisonConfiguration.isInStrictTypeCheckingMode()) {322      // we can use == for comparison which checks both actual and expected values and types are the same323      if (dualValue.actual != dualValue.expected) comparisonState.addDifference(dualValue);324      return;325    }326    if (!dualValue.isActualAnEnum()) {327      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an enum"));328      return;329    }330    // both actual and expected are enums331    Enum<?> actualEnum = (Enum<?>) dualValue.actual;332    Enum<?> expectedEnum = (Enum<?>) dualValue.expected;333    // we must only compare actual and expected enum by value but not by type334    if (!actualEnum.name().equals(expectedEnum.name())) comparisonState.addDifference(dualValue);335  }336  private static boolean shouldHonorEquals(DualValue dualValue,337                                           RecursiveComparisonConfiguration recursiveComparisonConfiguration) {338    // since java 17 we can't introspect java types and get their fields so by default we compare them with equals339    // unless for some container like java types: iterables, array, optional, atomic values where we take the contained values340    // through accessors and register them in the recursive comparison.341    boolean shouldHonorJavaTypeEquals = dualValue.hasSomeJavaTypeValue() && !dualValue.isExpectedAContainer();342    return shouldHonorJavaTypeEquals || shouldHonorOverriddenEquals(dualValue, recursiveComparisonConfiguration);343  }344  private static boolean shouldHonorOverriddenEquals(DualValue dualValue,345                                                     RecursiveComparisonConfiguration recursiveComparisonConfiguration) {346    boolean shouldNotIgnoreOverriddenEqualsIfAny = !recursiveComparisonConfiguration.shouldIgnoreOverriddenEqualsOf(dualValue);347    return shouldNotIgnoreOverriddenEqualsIfAny && dualValue.actual != null && hasOverriddenEquals(dualValue.actual.getClass());348  }349  private static void compareArrays(DualValue dualValue, ComparisonState comparisonState) {350    if (!dualValue.isActualFieldAnArray()) {351      // at the moment we only allow comparing arrays with arrays but we might allow comparing to collections later on352      // but only if we are not in strict type mode.353      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an array"));354      return;355    }356    // both values in dualValue are arrays357    int actualArrayLength = Array.getLength(dualValue.actual);358    int expectedArrayLength = Array.getLength(dualValue.expected);359    if (actualArrayLength != expectedArrayLength) {360      comparisonState.addDifference(dualValue, format(DIFFERENT_SIZE_ERROR, "arrays", actualArrayLength, expectedArrayLength));361      // no need to inspect elements, arrays are not equal as they don't have the same size362      return;363    }364    // register each pair of actual/expected elements for recursive comparison365    FieldLocation arrayFieldLocation = dualValue.fieldLocation;366    for (int i = 0; i < actualArrayLength; i++) {367      Object actualElement = Array.get(dualValue.actual, i);368      Object expectedElement = Array.get(dualValue.expected, i);369      FieldLocation elementFieldLocation = arrayFieldLocation.field(format("[%d]", i));370      comparisonState.registerForComparison(new DualValue(elementFieldLocation, actualElement, expectedElement));371    }372  }373  /*374   * Deeply compare two Collections that must be same length and in same order.375   */376  private static void compareOrderedCollections(DualValue dualValue, ComparisonState comparisonState) {377    if (!dualValue.isActualFieldAnOrderedCollection()) {378      // at the moment if expected is an ordered collection then actual should also be one379      comparisonState.addDifference(dualValue,380                                    format(ACTUAL_NOT_ORDERED_COLLECTION, dualValue.actual.getClass().getCanonicalName()));381      return;382    }383    Collection<?> actualCollection = (Collection<?>) dualValue.actual;384    Collection<?> expectedCollection = (Collection<?>) dualValue.expected;385    if (actualCollection.size() != expectedCollection.size()) {386      comparisonState.addDifference(dualValue, format(DIFFERENT_SIZE_ERROR, "collections", actualCollection.size(),387                                                      expectedCollection.size()));388      // no need to inspect elements, arrays are not equal as they don't have the same size389      return;390    }391    // register pair of elements with same index for later comparison as we compare elements in order392    Iterator<?> expectedIterator = expectedCollection.iterator();393    int i = 0;394    for (Object element : actualCollection) {395      FieldLocation elementFielLocation = dualValue.fieldLocation.field(format("[%d]", i));396      DualValue elementDualValue = new DualValue(elementFielLocation, element, expectedIterator.next());397      comparisonState.registerForComparison(elementDualValue);398      i++;399    }400  }401  private static String differentTypeErrorMessage(DualValue dualValue, String actualTypeDescription) {402    return format(DIFFERENT_ACTUAL_AND_EXPECTED_FIELD_TYPES,403                  actualTypeDescription, dualValue.actual.getClass().getCanonicalName());404  }405  private static void compareUnorderedIterables(DualValue dualValue, ComparisonState comparisonState) {406    if (!dualValue.isActualFieldAnIterable()) {407      // at the moment we only compare iterable with iterables (but we might allow arrays too)408      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an iterable"));409      return;410    }411    Iterable<?> actual = (Iterable<?>) dualValue.actual;412    Iterable<?> expected = (Iterable<?>) dualValue.expected;413    int actualSize = sizeOf(actual);414    int expectedSize = sizeOf(expected);415    if (actualSize != expectedSize) {416      comparisonState.addDifference(dualValue, format(DIFFERENT_SIZE_ERROR, "collections", actualSize, expectedSize));417      // no need to inspect elements, iterables are not equal as they don't have the same size418      return;419    }420    // copy actual as we will remove elements found in expected421    Collection<?> actualCopy = new LinkedList<>(toCollection(actual));422    List<Object> expectedElementsNotFound = list();423    for (Object expectedElement : expected) {424      boolean expectedElementMatched = false;425      // compare recursively expectedElement to all remaining actual elements426      Iterator<?> actualIterator = actualCopy.iterator();427      while (actualIterator.hasNext()) {428        Object actualElement = actualIterator.next();429        // we need to get the currently visited dual values otherwise a cycle would cause an infinite recursion.430        List<ComparisonDifference> differences = determineDifferences(actualElement, expectedElement, dualValue.fieldLocation,431                                                                      comparisonState.visitedDualValues,432                                                                      comparisonState.recursiveComparisonConfiguration);433        if (differences.isEmpty()) {434          // found an element in actual matching expectedElement, remove it as it can't be used to match other expected elements435          actualIterator.remove();436          expectedElementMatched = true;437          // jump to next actual element check438          break;439        }440      }441      if (!expectedElementMatched) {442        expectedElementsNotFound.add(expectedElement);443      }444    }445    if (!expectedElementsNotFound.isEmpty()) {446      String unmatched = format("The following expected elements were not matched in the actual %s:%n  %s",447                                actual.getClass().getSimpleName(), expectedElementsNotFound);448      comparisonState.addDifference(dualValue, unmatched);449      // TODO could improve the error by listing the actual elements not in expected but that would need450      // another double loop inverting actual and expected to find the actual elements not matched in expected451    }452  }453  // TODO replace by ordered map454  private static <K, V> void compareSortedMap(DualValue dualValue, ComparisonState comparisonState) {455    if (!dualValue.isActualFieldASortedMap()) {456      // at the moment we only compare iterable with iterables (but we might allow arrays too)457      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "a sorted map"));458      return;459    }460    Map<?, ?> actualMap = (Map<?, ?>) dualValue.actual;461    @SuppressWarnings("unchecked")462    Map<K, V> expectedMap = (Map<K, V>) dualValue.expected;463    if (actualMap.size() != expectedMap.size()) {464      comparisonState.addDifference(dualValue, format(DIFFERENT_SIZE_ERROR, "sorted maps", actualMap.size(), expectedMap.size()));465      // no need to inspect entries, maps are not equal as they don't have the same size466      return;467    }468    Iterator<Map.Entry<K, V>> expectedMapEntries = expectedMap.entrySet().iterator();469    for (Map.Entry<?, ?> actualEntry : actualMap.entrySet()) {470      Map.Entry<?, ?> expectedEntry = expectedMapEntries.next();471      // check keys are matched before comparing values as keys represents a field472      if (!java.util.Objects.equals(actualEntry.getKey(), expectedEntry.getKey())) {473        // report a missing key/field.474        comparisonState.addKeyDifference(dualValue, actualEntry.getKey(), expectedEntry.getKey());475      } else {476        // as the key/field match we can simply compare field/key values477        FieldLocation keyFieldLocation = keyFieldLocation(dualValue.fieldLocation, actualEntry.getKey());478        comparisonState.registerForComparison(new DualValue(keyFieldLocation, actualEntry.getValue(), expectedEntry.getValue()));479      }480    }481  }482  private static void compareUnorderedMap(DualValue dualValue, ComparisonState comparisonState) {483    if (!dualValue.isActualFieldAMap()) {484      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "a map"));485      return;486    }487    Map<?, ?> actualMap = (Map<?, ?>) dualValue.actual;488    Map<?, ?> expectedMap = (Map<?, ?>) dualValue.expected;489    if (actualMap.size() != expectedMap.size()) {490      comparisonState.addDifference(dualValue, format(DIFFERENT_SIZE_ERROR, "maps", actualMap.size(), expectedMap.size()));491      // no need to inspect entries, maps are not equal as they don't have the same size492      return;493    }494    // actual and expected maps same size but do they have the same keys?495    Set<?> expectedKeysNotFound = new LinkedHashSet<>(expectedMap.keySet());496    expectedKeysNotFound.removeAll(actualMap.keySet());497    if (!expectedKeysNotFound.isEmpty()) {498      comparisonState.addDifference(dualValue, format("The following keys were not found in the actual map value:%n  %s",499                                                      expectedKeysNotFound));500      return;501    }502    // actual and expected maps have the same keys, we need now to compare their values503    for (Object key : expectedMap.keySet()) {504      FieldLocation keyFieldLocation = keyFieldLocation(dualValue.fieldLocation, key);505      comparisonState.registerForComparison(new DualValue(keyFieldLocation, actualMap.get(key), expectedMap.get(key)));506    }507  }508  private static FieldLocation keyFieldLocation(FieldLocation parentFieldLocation, Object key) {509    return key == null ? parentFieldLocation : parentFieldLocation.field(key.toString());510  }511  private static void compareOptional(DualValue dualValue, ComparisonState comparisonState) {512    if (!dualValue.isActualFieldAnOptional()) {513      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an Optional"));514      return;515    }516    Optional<?> actual = (Optional<?>) dualValue.actual;517    Optional<?> expected = (Optional<?>) dualValue.expected;518    if (actual.isPresent() != expected.isPresent()) {519      comparisonState.addDifference(dualValue);520      return;521    }522    // either both are empty or present523    if (!actual.isPresent()) return; // both optional are empty => end of the comparison524    // both are present, we have to compare their values recursively525    Object value1 = actual.get();526    Object value2 = expected.get();527    // we add VALUE_FIELD_NAME to the path since we register Optional.value fields.528    comparisonState.registerForComparison(new DualValue(dualValue.fieldLocation.field(VALUE_FIELD_NAME), value1, value2));529  }530  private static void compareAtomicBoolean(DualValue dualValue, ComparisonState comparisonState) {531    if (!dualValue.isActualFieldAnAtomicBoolean()) {532      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicBoolean"));533      return;534    }535    AtomicBoolean actual = (AtomicBoolean) dualValue.actual;536    AtomicBoolean expected = (AtomicBoolean) dualValue.expected;537    Object value1 = actual.get();538    Object value2 = expected.get();539    // we add VALUE_FIELD_NAME to the path since we register AtomicBoolean.value fields.540    comparisonState.registerForComparison(new DualValue(dualValue.fieldLocation.field(VALUE_FIELD_NAME), value1, value2));541  }542  private static void compareAtomicInteger(DualValue dualValue, ComparisonState comparisonState) {543    if (!dualValue.isActualFieldAnAtomicInteger()) {544      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicInteger"));545      return;546    }547    AtomicInteger actual = (AtomicInteger) dualValue.actual;548    AtomicInteger expected = (AtomicInteger) dualValue.expected;549    Object value1 = actual.get();550    Object value2 = expected.get();551    // we add VALUE_FIELD_NAME to the path since we register AtomicInteger.value fields.552    comparisonState.registerForComparison(new DualValue(dualValue.fieldLocation.field(VALUE_FIELD_NAME), value1, value2));553  }554  private static void compareAtomicIntegerArray(DualValue dualValue, ComparisonState comparisonState) {555    if (!dualValue.isActualFieldAnAtomicIntegerArray()) {556      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicIntegerArray"));557      return;558    }559    AtomicIntegerArray actual = (AtomicIntegerArray) dualValue.actual;560    AtomicIntegerArray expected = (AtomicIntegerArray) dualValue.expected;561    // both values in dualValue are arrays562    int actualArrayLength = actual.length();563    int expectedArrayLength = expected.length();564    if (actualArrayLength != expectedArrayLength) {565      comparisonState.addDifference(dualValue,566                                    format(DIFFERENT_SIZE_ERROR, "AtomicIntegerArrays", actualArrayLength, expectedArrayLength));567      // no need to inspect elements, arrays are not equal as they don't have the same size568      return;569    }570    // register each pair of actual/expected elements for recursive comparison571    FieldLocation arrayFieldLocation = dualValue.fieldLocation;572    for (int i = 0; i < actualArrayLength; i++) {573      Object actualElement = actual.get(i);574      Object expectedElement = expected.get(i);575      FieldLocation elementFieldLocation = arrayFieldLocation.field(format(ARRAY_FIELD_NAME + "[%d]", i));576      comparisonState.registerForComparison(new DualValue(elementFieldLocation, actualElement, expectedElement));577    }578  }579  private static void compareAtomicLong(DualValue dualValue, ComparisonState comparisonState) {580    if (!dualValue.isActualFieldAnAtomicLong()) {581      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicLong"));582      return;583    }584    AtomicLong actual = (AtomicLong) dualValue.actual;585    AtomicLong expected = (AtomicLong) dualValue.expected;586    Object value1 = actual.get();587    Object value2 = expected.get();588    // we add VALUE_FIELD_NAME to the path since we register AtomicLong.value fields.589    comparisonState.registerForComparison(new DualValue(dualValue.fieldLocation.field(VALUE_FIELD_NAME), value1, value2));590  }591  private static void compareAtomicLongArray(DualValue dualValue, ComparisonState comparisonState) {592    if (!dualValue.isActualFieldAnAtomicLongArray()) {593      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicLongArray"));594      return;595    }596    AtomicLongArray actual = (AtomicLongArray) dualValue.actual;597    AtomicLongArray expected = (AtomicLongArray) dualValue.expected;598    // both values in dualValue are arrays599    int actualArrayLength = actual.length();600    int expectedArrayLength = expected.length();601    if (actualArrayLength != expectedArrayLength) {602      comparisonState.addDifference(dualValue,603                                    format(DIFFERENT_SIZE_ERROR, "AtomicLongArrays", actualArrayLength, expectedArrayLength));604      // no need to inspect elements, arrays are not equal as they don't have the same size605      return;606    }607    // register each pair of actual/expected elements for recursive comparison608    FieldLocation arrayFieldLocation = dualValue.fieldLocation;609    for (int i = 0; i < actualArrayLength; i++) {610      Object actualElement = actual.get(i);611      Object expectedElement = expected.get(i);612      FieldLocation elementFieldLocation = arrayFieldLocation.field(format(ARRAY_FIELD_NAME + "[%d]", i));613      comparisonState.registerForComparison(new DualValue(elementFieldLocation, actualElement, expectedElement));614    }615  }616  private static void compareAtomicReferenceArray(DualValue dualValue, ComparisonState comparisonState) {617    if (!dualValue.isActualFieldAnAtomicReferenceArray()) {618      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicReferenceArray"));619      return;620    }621    AtomicReferenceArray<?> actual = (AtomicReferenceArray<?>) dualValue.actual;622    AtomicReferenceArray<?> expected = (AtomicReferenceArray<?>) dualValue.expected;623    // both values in dualValue are arrays624    int actualArrayLength = actual.length();625    int expectedArrayLength = expected.length();626    if (actualArrayLength != expectedArrayLength) {627      comparisonState.addDifference(dualValue,628                                    format(DIFFERENT_SIZE_ERROR, "AtomicReferenceArrays", actualArrayLength,629                                           expectedArrayLength));630      // no need to inspect elements, arrays are not equal as they don't have the same size631      return;632    }633    // register each pair of actual/expected elements for recursive comparison634    FieldLocation arrayFieldLocation = dualValue.fieldLocation;635    for (int i = 0; i < actualArrayLength; i++) {636      Object actualElement = actual.get(i);637      Object expectedElement = expected.get(i);638      FieldLocation elementFieldLocation = arrayFieldLocation.field(format(ARRAY_FIELD_NAME + "[%d]", i));639      comparisonState.registerForComparison(new DualValue(elementFieldLocation, actualElement, expectedElement));640    }641  }642  private static void compareAtomicReference(DualValue dualValue, ComparisonState comparisonState) {643    if (!dualValue.isActualFieldAnAtomicReference()) {644      comparisonState.addDifference(dualValue, differentTypeErrorMessage(dualValue, "an AtomicReference"));645      return;646    }647    AtomicReference<?> actual = (AtomicReference<?>) dualValue.actual;648    AtomicReference<?> expected = (AtomicReference<?>) dualValue.expected;649    Object value1 = actual.get();650    Object value2 = expected.get();651    // we add VALUE_FIELD_NAME to the path since we register AtomicReference.value fields.652    comparisonState.registerForComparison(new DualValue(dualValue.fieldLocation.field(VALUE_FIELD_NAME), value1, value2));653  }654  /**655   * Determine if the passed in class has a non-Object.equals() method. This656   * method caches its results in static ConcurrentHashMap to benefit657   * execution performance.658   *659   * @param c Class to check.660   * @return true, if the passed in Class has a .equals() method somewhere661   *         between itself and just below Object in it's inheritance.662   */663  static boolean hasOverriddenEquals(Class<?> c) {664    if (customEquals.containsKey(c)) {665      return customEquals.get(c);666    }667    Class<?> origClass = c;668    while (!Object.class.equals(c)) {669      try {670        c.getDeclaredMethod("equals", Object.class);671        customEquals.put(origClass, true);672        return true;673      } catch (Exception ignored) {}674      c = c.getSuperclass();675    }676    customEquals.put(origClass, false);677    return false;678  }679  @SuppressWarnings({ "rawtypes", "unchecked" })680  private static boolean areDualValueEqual(DualValue dualValue,681                                           RecursiveComparisonConfiguration recursiveComparisonConfiguration) {682    final String fieldName = dualValue.getConcatenatedPath();683    final Object actualFieldValue = dualValue.actual;684    final Object expectedFieldValue = dualValue.expected;685    // check field comparators as they take precedence over type comparators686    Comparator fieldComparator = recursiveComparisonConfiguration.getComparatorForField(fieldName);687    if (fieldComparator != null) return areEqualUsingComparator(actualFieldValue, expectedFieldValue, fieldComparator);688    // check if a type comparators exist for the field type689    Class fieldType = actualFieldValue != null ? actualFieldValue.getClass() : expectedFieldValue.getClass();690    Comparator typeComparator = recursiveComparisonConfiguration.getComparatorForType(fieldType);691    if (typeComparator != null) return areEqualUsingComparator(actualFieldValue, expectedFieldValue, typeComparator);692    // default comparison using equals693    return deepEquals(actualFieldValue, expectedFieldValue);694  }...

areDualValueEqual

Using AI Code Generation

1package com.baeldung;2import static org.assertj.core.api.Assertions.assertThat;3import java.util.Arrays;4import java.util.List;5import org.assertj.core.api.recursive.comparison.RecursiveComparisonDifferenceCalculator;6import org.junit.Test;7public class AssertJRecursionComparisonUnitTest {8    public void givenTwoListsWithDifferentOrder_whenAssertingEquality_thenFails() {9        List<String> list1 = Arrays.asList("A", "B", "C");10        List<String> list2 = Arrays.asList("A", "C", "B");11        assertThat(list1).usingRecursiveComparison().isEqualTo(list2);12    }13    public void givenTwoListsWithDifferentOrder_whenAssertingEqualityWithCustomComparator_thenPasses() {14        List<String> list1 = Arrays.asList("A", "B", "C");15        List<String> list2 = Arrays.asList("A", "C", "B");16        assertThat(list1).usingRecursiveComparison().usingComparatorForType(new ListComparator(), List.class)17            .isEqualTo(list2);18    }19    public void givenTwoListsWithDifferentOrder_whenAssertingEqualityWithCustomComparatorUsingAssertJMethod_thenPasses() {20        List<String> list1 = Arrays.asList("A", "B", "C");21        List<String> list2 = Arrays.asList("A", "C", "B");22        assertThat(areDualValueEqual(list1, list2)).isTrue();23    }24    private boolean areDualValueEqual(Object actual, Object other) {25        RecursiveComparisonDifferenceCalculator calculator = new RecursiveComparisonDifferenceCalculator();26        return calculator.calculateDifferences(actual, other)27            .isEmpty();28    }29}30package com.baeldung;31import java.util.List;32import org.assertj.core.api.recursive.comparison.DualValue;33public class ListComparator {34    public boolean compare(DualValue<List<String>> dualValue) {35        List<String> actual = dualValue.getActual();36        List<String> other = dualValue.getOther();37        return actual.containsAll(other) && other.containsAll(actual);38    }39}

areDualValueEqual

Using AI Code Generation

1import org.assertj.core.api.recursive.comparison.RecursiveComparisonDifferenceCalculator;2import org.assertj.core.api.recursive.comparison.RecursiveComparisonDifference;3class Test {4    public static void main(String[] args) {5        RecursiveComparisonDifferenceCalculator calculator = new RecursiveComparisonDifferenceCalculator();6        RecursiveComparisonDifference difference = calculator.calculateDifferences("Hello", "Hello");7        System.out.println(difference);8    }9}10System.out.println(difference.getValue());11System.out.println(difference.getValue());12public class Test { public static void main(String[] args) { RecursiveComparisonDifferenceCalculator calculator = new RecursiveComparisonDifferenceCalculator(); RecursiveComparisonDifference difference = calculator.calculateDifferences("Hello", "Hello"); System.out.println(difference.getValue()); } }

areDualValueEqual

Using AI Code Generation

1import org.assertj.core.api.recursive.comparison.RecursiveComparisonDifferenceCalculator;2import org.assertj.core.api.recursive.comparison.DualValue;3import org.assertj.core.api.recursive.comparison.DualValue.DualValueDifference;4import org.assertj.core.api.recursive.comparison.DualValue.DualValueDifference.DualValueDifferenceType;5public class AssertJExample {6    public static void main(String[] args) {7        DualValueDifference dualValueDifference = new DualValueDifference(new DualValue("a", "b"), DualValueDifferenceType.NOT_EQUAL);8        System.out.println(RecursiveComparisonDifferenceCalculator.areDualValueEqual(dualValueDifference));9    }10}

areDualValueEqual

Using AI Code Generation

1List<DualValue> dualValueList = new ArrayList<>();2DualValue dualValue1 = new DualValue("1", "1");3DualValue dualValue2 = new DualValue("2", "2");4DualValue dualValue3 = new DualValue("3", "3");5DualValue dualValue4 = new DualValue("4", "4");6DualValue dualValue5 = new DualValue("5", "5");7DualValue dualValue6 = new DualValue("6", "6");8DualValue dualValue7 = new DualValue("7", "7");9DualValue dualValue8 = new DualValue("8", "8");10DualValue dualValue9 = new DualValue("9", "9");11DualValue dualValue10 = new DualValue("10", "10");12DualValue dualValue11 = new DualValue("11", "11");13DualValue dualValue12 = new DualValue("12", "12");14DualValue dualValue13 = new DualValue("13", "13");15DualValue dualValue14 = new DualValue("14", "14");16DualValue dualValue15 = new DualValue("15", "15");17DualValue dualValue16 = new DualValue("16", "16");18DualValue dualValue17 = new DualValue("17", "17");19DualValue dualValue18 = new DualValue("18", "18");20DualValue dualValue19 = new DualValue("19", "19");21DualValue dualValue20 = new DualValue("20", "20");22DualValue dualValue21 = new DualValue("21", "21");23DualValue dualValue22 = new DualValue("22", "22");24DualValue dualValue23 = new DualValue("23", "23");25DualValue dualValue24 = new DualValue("24", "24");26DualValue dualValue25 = new DualValue("25", "25");27DualValue dualValue26 = new DualValue("26", "26");28DualValue dualValue27 = new DualValue("27", "27");29DualValue dualValue28 = new DualValue("28", "28");30DualValue dualValue29 = new DualValue("29", "29");31DualValue dualValue30 = new DualValue("30", "30");32DualValue dualValue31 = new DualValue("31", "31");33DualValue dualValue32 = new DualValue("32", "

areDualValueEqual

Using AI Code Generation

1RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();2boolean result = areDualValueEqual.areDualValueEqual(100,100);3System.out.println("Result = " + result);4RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();5boolean result = areDualValueEqual.areDualValueEqual(100,200);6System.out.println("Result = " + result);7RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();8boolean result = areDualValueEqual.areDualValueEqual("100","100");9System.out.println("Result = " + result);10RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();11boolean result = areDualValueEqual.areDualValueEqual("100","200");12System.out.println("Result = " + result);13RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();14boolean result = areDualValueEqual.areDualValueEqual("100",100);15System.out.println("Result = " + result);16RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();17boolean result = areDualValueEqual.areDualValueEqual("100",null);18System.out.println("Result = " + result);19RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();20boolean result = areDualValueEqual.areDualValueEqual(null,null);21System.out.println("Result = " + result);22RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();23boolean result = areDualValueEqual.areDualValueEqual(null,100);24System.out.println("Result = " + result);25RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();26boolean result = areDualValueEqual.areDualValueEqual(100,null);27System.out.println("Result = " + result);28RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();29boolean result = areDualValueEqual.areDualValueEqual(null,"100");30System.out.println("Result = " + result);31RecursiveComparisonDifferenceCalculator areDualValueEqual = new RecursiveComparisonDifferenceCalculator();32boolean result = areDualValueEqual.areDualValueEqual(null,"100");

areDualValueEqual

Using AI Code Generation

1public class AssertJTest {2    public void test() {3        String expected = "John";4        String actual = "John";5        boolean result = areDualValueEqual(expected, actual);6        assertThat(result).isTrue();7    }8    private boolean areDualValueEqual(Object expected, Object actual) {9        RecursiveComparisonDifferenceCalculator recursiveComparisonDifferenceCalculator = new RecursiveComparisonDifferenceCalculator();10        List<DualValueDifference> dualValueDifferences = recursiveComparisonDifferenceCalculator.calculateDifferences(expected, actual);11        return dualValueDifferences.isEmpty();12    }13}14public void test() {15    String expected = "John";16    String actual = "John1";17    boolean result = areDualValueEqual(expected, actual);18    assertThat(result).isTrue();19}

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