How to use compareOrderedCollection method of org.assertj.core.internal.DeepDifference class

Best Assertj code snippet using org.assertj.core.internal.DeepDifference.compareOrderedCollection

Source:DeepDifference.java

...206      }207      // Special handle SortedSets because they are fast to compare208      // because their elements must be in the same order to be equivalent Sets.209      if (key1 instanceof SortedSet) {210        if (!compareOrderedCollection((Collection<?>) key1, (Collection<?>) key2, currentPath, toCompare, visited)) {211          differences.add(new Difference(currentPath, key1, key2));212          continue;213        }214        continue;215      }216      // Check List, as element order matters this comparison is faster than using unordered comparison.217      if (key1 instanceof List) {218        if (!compareOrderedCollection((Collection<?>) key1, (Collection<?>) key2, currentPath, toCompare, visited)) {219          differences.add(new Difference(currentPath, key1, key2));220          continue;221        }222        continue;223      }224      // Handle unordered Collection.225      if (key1 instanceof Collection) {226        if (!compareUnorderedCollection((Collection<?>) key1, (Collection<?>) key2, currentPath, toCompare,227                                        visited, comparatorByPropertyOrField, comparatorByType)) {228          differences.add(new Difference(currentPath, key1, key2));229          continue;230        }231        continue;232      }233      // Compare two SortedMaps. This takes advantage of the fact that these234      // Maps can be compared in O(N) time due to their ordering.235      if (key1 instanceof SortedMap) {236        if (!compareSortedMap((SortedMap<?, ?>) key1, (SortedMap<?, ?>) key2, currentPath, toCompare, visited)) {237          differences.add(new Difference(currentPath, key1, key2));238          continue;239        }240        continue;241      }242      // Compare two Unordered Maps. This is a slightly more expensive comparison because243      // order cannot be assumed, therefore a temporary Map must be created, however the244      // comparison still runs in O(N) time.245      if (key1 instanceof Map) {246        if (!compareUnorderedMap((Map<?, ?>) key1, (Map<?, ?>) key2, currentPath, toCompare, visited)) {247          differences.add(new Difference(currentPath, key1, key2));248          continue;249        }250        continue;251      }252      if (hasCustomEquals(key1.getClass())) {253        if (!key1.equals(key2)) {254          differences.add(new Difference(currentPath, key1, key2));255          continue;256        }257        continue;258      }259      Set<String> key1FieldsNames = getFieldsNames(getDeclaredFieldsIncludingInherited(key1.getClass()));260      Set<String> key2FieldsNames = getFieldsNames(getDeclaredFieldsIncludingInherited(key2.getClass()));261      if (!key2FieldsNames.containsAll(key1FieldsNames)) {262        differences.add(new Difference(currentPath, key1, key2));263      } else {264        for (String fieldName : key1FieldsNames) {265          List<String> path = new ArrayList<>(currentPath);266          path.add(fieldName);267          DualKey dk = new DualKey(path,268                                   COMPARISON.getSimpleValue(fieldName, key1),269                                   COMPARISON.getSimpleValue(fieldName, key2));270          if (!visited.contains(dk)) {271            toCompare.addFirst(dk);272          }273        }274      }275    }276    return differences;277  }278  private static boolean hasCustomComparator(DualKey dualKey, Map<String, Comparator<?>> comparatorByPropertyOrField,279                                             TypeComparators comparatorByType) {280    String fieldName = dualKey.getConcatenatedPath();281    if (comparatorByPropertyOrField.containsKey(fieldName)) return true;282    // we know that dualKey.key1 != dualKey.key2 at this point, so one the key is not null283    Class<?> keyType = dualKey.key1 != null ? dualKey.key1.getClass() : dualKey.key2.getClass();284    return comparatorByType.get(keyType) != null;285  }286  private static Deque<DualKey> initStack(Object a, Object b, List<String> parentPath,287                                          Map<String, Comparator<?>> comparatorByPropertyOrField,288                                          TypeComparators comparatorByType) {289    Deque<DualKey> stack = new LinkedList<>();290    boolean isRootObject = parentPath == null;291    List<String> currentPath = isRootObject ? new ArrayList<String>() : parentPath;292    DualKey basicDualKey = new DualKey(currentPath, a, b);293    if (a != null && b != null && !isContainerType(a) && !isContainerType(b)294        && (isRootObject || !hasCustomComparator(basicDualKey, comparatorByPropertyOrField, comparatorByType))) {295      // disregard the equals method and start comparing fields296      Set<String> aFieldsNames = getFieldsNames(getDeclaredFieldsIncludingInherited(a.getClass()));297      if (!aFieldsNames.isEmpty()) {298        Set<String> bFieldsNames = getFieldsNames(getDeclaredFieldsIncludingInherited(b.getClass()));299        if (!bFieldsNames.containsAll(aFieldsNames)) {300          stack.addFirst(basicDualKey);301        } else {302          for (String fieldName : aFieldsNames) {303            List<String> fieldPath = new ArrayList<>(currentPath);304            fieldPath.add(fieldName);305            DualKey dk = new DualKey(fieldPath,306                                     COMPARISON.getSimpleValue(fieldName, a),307                                     COMPARISON.getSimpleValue(fieldName, b));308            stack.addFirst(dk);309          }310        }311      } else {312        stack.addFirst(basicDualKey);313      }314    } else {315      stack.addFirst(basicDualKey);316    }317    return stack;318  }319  private static Set<String> getFieldsNames(Collection<Field> fields) {320    Set<String> fieldNames = new LinkedHashSet<>();321    for (Field field : fields) {322      fieldNames.add(field.getName());323    }324    return fieldNames;325  }326  private static boolean isContainerType(Object o) {327    return o instanceof Collection || o instanceof Map;328  }329  /**330   * Deeply compare to Arrays []. Both arrays must be of the same type, same331   * length, and all elements within the arrays must be deeply equal in order332   * to return true.333   * 334   * @param array1 [] type (Object[], String[], etc.)335   * @param array2 [] type (Object[], String[], etc.)336   * @param path the path to the arrays to compare337   * @param toCompare add items to compare to the Stack (Stack versus recursion)338   * @param visited Set of objects already compared (prevents cycles)339   * @return true if the two arrays are the same length and contain deeply340   *         equivalent items.341   */342  private static boolean compareArrays(Object array1, Object array2, List<String> path, Deque<DualKey> toCompare,343                                       Set<DualKey> visited) {344    int len = Array.getLength(array1);345    if (len != Array.getLength(array2)) {346      return false;347    }348    for (int i = 0; i < len; i++) {349      DualKey dk = new DualKey(path, Array.get(array1, i), Array.get(array2, i));350      if (!visited.contains(dk)) {351        toCompare.addFirst(dk);352      }353    }354    return true;355  }356  /**357   * Deeply compare two Collections that must be same length and in same358   * order.359   * 360   * @param col1 First collection of items to compare361   * @param col2 Second collection of items to compare362   * @param path The path to the collections363   * @param toCompare add items to compare to the Stack (Stack versus recursion)364   * @param visited365   *          Set of objects already compared (prevents cycles) value of366   *          'true' indicates that the Collections may be equal, and the367   *          sets items will be added to the Stack for further comparison.368   */369  private static <K, V> boolean compareOrderedCollection(Collection<K> col1, Collection<V> col2,370                                                         List<String> path, Deque<DualKey> toCompare,371                                                         Set<DualKey> visited) {372    if (col1.size() != col2.size()) return false;373    Iterator<V> i2 = col2.iterator();374    for (K k : col1) {375      DualKey dk = new DualKey(path, k, i2.next());376      if (!visited.contains(dk)) toCompare.addFirst(dk);377    }378    return true;379  }380  /**381   * It places one collection into a temporary Map by deepHashCode(), so that it382   * can walk the other collection and look for each item in the map, which383   * runs in O(N) time, rather than an O(N^2) lookup that would occur if each...

compareOrderedCollection

Using AI Code Generation

1import org.assertj.core.api.Assertions.assertThat;2import org.assertj.core.internal.DeepDifference;3import java.util.ArrayList;4import java.util.Arrays;5import java.util.List;6public class Main {7    public static void main(String[] args) {8        List<String> list1 = new ArrayList<>(Arrays.asList("a", "b", "c"));9        List<String> list2 = new ArrayList<>(Arrays.asList("a", "b", "c"));10        List<String> list3 = new ArrayList<>(Arrays.asList("a", "c", "b"));11        List<String> list4 = new ArrayList<>(Arrays.asList("a", "c", "b", "d"));12        List<String> list5 = new ArrayList<>(Arrays.asList("a", "c", "b", "d", "e"));13        List<String> list6 = new ArrayList<>(Arrays.asList("a", "c", "b", "d", "e", "f"));14        DeepDifference deepDifference = new DeepDifference();15        System.out.println(deepDifference.compareOrderedCollection(list1, list2));16        System.out.println(deepDifference.compareOrderedCollection(list1, list3));17        System.out.println(deepDifference.compareOrderedCollection(list1, list4));18        System.out.println(deepDifference.compareOrderedCollection(list1, list5));19        System.out.println(deepDifference.compareOrderedCollection(list1, list6));20    }21}

compareOrderedCollection

Using AI Code Generation

1import org.assertj.core.internal.DeepDifference;2import org.assertj.core.internal.DeepDifference.Difference;3import java.util.Arrays;4import java.util.List;5public class DeepDifferenceTest {6    public static void main(String[] args) {7        List<String> list1 = Arrays.asList("a", "b", "c");8        List<String> list2 = Arrays.asList("a", "b", "c");9        Difference diff = new DeepDifference().compareOrderedCollection(list1, list2);10        System.out.println(diff);11    }12}

compareOrderedCollection

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.internal.DeepDifference;3import org.junit.Test;4import java.util.Arrays;5import java.util.List;6public class OrderedCollectionTest {7    public void testOrderedCollection() {8        List<String> list1 = Arrays.asList("a", "b", "c");9        List<String> list2 = Arrays.asList("a", "b", "c");10        Assertions.assertThat(list1).usingComparator(new DeepDifference()).isEqualTo(list2);11    }12}13at org.junit.Assert.assertEquals(Assert.java:115)14at org.junit.Assert.assertEquals(Assert.java:144)

compareOrderedCollection

Using AI Code Generation

1import org.assertj.core.internal.DeepDifference;2import org.assertj.core.internal.Difference;3import java.util.Arrays;4import java.util.List;5public class CompareOrderedCollection {6    public static void main(String[] args) {7        List<String> actual = Arrays.asList("a", "b", "c", "d");8        List<String> expected = Arrays.asList("a", "b", "c", "e");9        DeepDifference deepDifference = DeepDifference.compareOrderedCollection(actual, expected);10        boolean equal = deepDifference.equal;11        List<Difference> differences = deepDifference.differences;12        System.out.println("equal = " + equal);13        System.out.println("differences = " + differences);14    }15}

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