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How to use hashCode method of org.assertj.core.api.recursive.comparison.DualValue class

Best Assertj code snippet using org.assertj.core.api.recursive.comparison.DualValue.hashCode

Source:RecursiveComparisonDifferenceCalculator.java

...493    customEquals.put(origClass, false);494    return false;495  }496  /**497   * Get a deterministic hashCode (int) value for an Object, regardless of498   * when it was created or where it was loaded into memory. The problem with499   * java.lang.Object.hashCode() is that it essentially relies on memory500   * location of an object (what identity it was assigned), whereas this501   * method will produce the same hashCode for any object graph, regardless of502   * how many times it is created.<br>503   * <br>504   *505   * This method will handle cycles correctly (A-&gt;B-&gt;C-&gt;A). In this506   * case, Starting with object A, B, or C would yield the same hashCode. If507   * an object encountered (root, subobject, etc.) has a hashCode() method on508   * it (that is not Object.hashCode()), that hashCode() method will be called509   * and it will stop traversal on that branch.510   *511   * @param obj Object who hashCode is desired.512   * @return the 'deep' hashCode value for the passed in object.513   */514  static int deepHashCode(Object obj) {515    Set<Object> visited = new HashSet<>();516    LinkedList<Object> stack = new LinkedList<>();517    stack.addFirst(obj);518    int hash = 0;519    while (!stack.isEmpty()) {520      obj = stack.removeFirst();521      if (obj == null || visited.contains(obj)) {522        continue;523      }524      visited.add(obj);525      if (obj.getClass().isArray()) {526        int len = Array.getLength(obj);527        for (int i = 0; i < len; i++) {528          stack.addFirst(Array.get(obj, i));529        }530        continue;531      }532      if (obj instanceof Collection) {533        stack.addAll(0, (Collection<?>) obj);534        continue;535      }536      if (obj instanceof Map) {537        stack.addAll(0, ((Map<?, ?>) obj).keySet());538        stack.addAll(0, ((Map<?, ?>) obj).values());539        continue;540      }541      if (obj instanceof Double || obj instanceof Float) {542        // just take the integral value for hashcode543        // equality tests things more comprehensively544        stack.add(Math.round(((Number) obj).doubleValue()));545        continue;546      }547      if (hasCustomHashCode(obj.getClass())) {548        // A real hashCode() method exists, call it.549        hash += obj.hashCode();550        continue;551      }552      Collection<Field> fields = getDeclaredFieldsIncludingInherited(obj.getClass());553      for (Field field : fields) {554        stack.addFirst(COMPARISON.getSimpleValue(field.getName(), obj));555      }556    }557    return hash;558  }559  /**560   * Determine if the passed in class has a non-Object.hashCode() method. This561   * method caches its results in static ConcurrentHashMap to benefit562   * execution performance.563   *564   * @param c Class to check.565   * @return true, if the passed in Class has a .hashCode() method somewhere566   *         between itself and just below Object in it's inheritance.567   */568  static boolean hasCustomHashCode(Class<?> c) {569    Class<?> origClass = c;570    if (customHash.containsKey(c)) {571      return customHash.get(c);572    }573    while (!Object.class.equals(c)) {574      try {575        c.getDeclaredMethod("hashCode");576        customHash.put(origClass, true);577        return true;578      } catch (Exception ignored) {}579      c = c.getSuperclass();580    }581    customHash.put(origClass, false);582    return false;583  }584  @SuppressWarnings({ "unchecked", "rawtypes" })585  private static boolean propertyOrFieldValuesAreEqual(DualValue dualValue,586                                                       RecursiveComparisonConfiguration recursiveComparisonConfiguration) {587    final String fieldName = dualValue.getConcatenatedPath();588    final Object actualFieldValue = dualValue.actual;589    final Object expectedFieldValue = dualValue.expected;...

Source:ComparisonDifference.java

...129           && Objects.equals(template, castOther.template)130           && Objects.equals(additionalInformation, castOther.additionalInformation);131  }132  @Override133  public int hashCode() {134    return Objects.hash(concatenatedPath, actual, expected, template, additionalInformation);135  }136  @Override137  public int compareTo(final ComparisonDifference other) {138    // we don't use '.' to join path before comparing them as it would make a.b < aa139    return concat(decomposedPath).compareTo(concat(other.decomposedPath));140  }141  private static String concat(List<String> decomposedPath) {142    return join("", decomposedPath);143  }144}...

hashCode

Using AI Code Generation

1import org.assertj.core.api.recursive.comparison.DualValue;2import org.assertj.core.api.recursive.comparison.DualValue.DualValueComparator;3import java.util.Comparator;4import java.util.Objects;5import java.util.function.BiFunction;6import java.util.function.Function;7import java.util.function.Predicate;8public class Test {9    public static void main(String[] args) {10        DualValue dualValue = new DualValue("test", "test");11        System.out.println(dualValue.hashCode());12    }13}14import org.assertj.core.api.recursive.comparison.DualValue;15import org.assertj.core.api.recursive.comparison.DualValue.DualValueComparator;16import java.util.Comparator;17import java.util.Objects;18import java.util.function.BiFunction;19import java.util.function.Function;20import java.util.function.Predicate;21public class Test {22    public static void main(String[] args) {23        DualValue dualValue = new DualValue("test", "test");24        System.out.println(dualValue.hashCode());25    }26}27[ERROR] /var/tmp/Test/2.java:14:9: The method hashCode() from the type DualValue has the same name as another method in the type. [MethodName]

hashCode

Using AI Code Generation

1package org.assertj.core.api.recursive.comparison;2import java.util.*;3class DualValue {4    private final Object value1;5    private final Object value2;6    DualValue(Object value1, Object value2) {7        this.value1 = value1;8        this.value2 = value2;9    }10    public Object getValue1() {11        return value1;12    }13    public Object getValue2() {14        return value2;15    }16    public boolean equals(Object o) {17        if (this == o) return true;18        if (o == null || getClass() != o.getClass()) return false;19        DualValue dualValue = (DualValue) o;20        if (value1 != null ? !value1.equals(dualValue.value1) : dualValue.value1 != null) return false;21        return value2 != null ? value2.equals(dualValue.value2) : dualValue.value2 == null;22    }23    public int hashCode() {24        int result = value1 != null ? value1.hashCode() : 0;25        result = 31 * result + (value2 != null ? value2.hashCode() : 0);26        return result;27    }28}29public class Main {30    public static void main(String[] args) {31        DualValue dualValue = new DualValue("value1", "value2");32        System.out.println(dualValue.hashCode());33    }34}35package org.assertj.core.api.recursive.comparison;36import java.util.*;37class DualValue {38    private final Object value1;39    private final Object value2;40    DualValue(Object value1, Object value2) {41        this.value1 = value1;42        this.value2 = value2;43    }44    public Object getValue1() {45        return value1;46    }47    public Object getValue2() {48        return value2;49    }50    public boolean equals(Object o) {51        if (this == o) return true;52        if (o == null || getClass() != o.getClass()) return false;53        DualValue dualValue = (DualValue) o;54        if (value1 != null ? !

hashCode

Using AI Code Generation

1package org.assertj.core.api.recursive.comparison;2import java.util.Objects;3import java.util.Optional;4public class DualValue {5    private final Object value;6    private final Object other;7    public DualValue(Object value, Object other) {8        this.value = value;9        this.other = other;10    }11    public int hashCode() {12        return Objects.hash(value, other);13    }14}15package org.assertj.core.internal.objects;16import org.assertj.core.api.recursive.comparison.DualValue;17import org.assertj.core.internal.ObjectsBaseTest;18import org.junit.jupiter.api.Test;19import static org.assertj.core.api.Assertions.assertThat;20import static org.assertj.core.api.Assertions.assertThatNullPointerException;21import static org.assertj.core.test.TestData.someInfo;22import static org.mockito.Mockito.verify;23public class Objects_assertIsEqualToComparingFieldByFieldRecursively_Test extends ObjectsBaseTest {24    public void should_pass_if_actual_and_expected_are_equal() {25        DualValue dualValue = new DualValue("actual", "expected");26        assertThat(dualValue.hashCode()).isEqualTo(new DualValue("actual", "expected").hashCode());27    }28}29package org.assertj.core.internal.objects;30import org.assertj.core.api.recursive.comparison.DualValue;31import org.assertj.core.internal.ObjectsBaseTest;32import org.junit.jupiter.api.Test;33import static org.assertj.core.api.Assertions.assertThat;34import static org.assertj.core.api.Assertions.assertThatNullPointerException;35import static org.assertj.core.test.TestData.someInfo;36import static org.mockito.Mockito.verify;37public class Objects_assertIsNotEqualToComparingFieldByFieldRecursively_Test extends ObjectsBaseTest {38    public void should_pass_if_actual_and_expected_are_not_equal() {39        DualValue dualValue = new DualValue("actual", "expected");40        assertThat(dualValue.hashCode()).isNotEqualTo(new DualValue("actual", "not expected").hashCode());41    }42}

hashCode

Using AI Code Generation

1import java.util.*;2import org.assertj.core.api.recursive.comparison.DualValue;3class HashCode {4    public static void main(String args[])5    {6        DualValue obj1 = new DualValue("Geeks", "Geeks");7        DualValue obj2 = new DualValue("Geeks", "Geeks");8        System.out.println(obj1.hashCode() + " " + obj2.hashCode());9    }10}11How to check if two objects are equal using equals() method?12How to check if two objects are equal using equals() method in Java?13How to check if two objects are equal using equals() method in C++?14How to check if two objects are equal using equals() method in Python?15How to check if two objects are equal using equals() method in JavaScript?16How to check if two objects are equal using equals() method in Ruby?17How to check if two objects are equal using equals() method in PHP?18How to check if two objects are equal using equals() method in C#?19How to check if two objects are equal using equals() method in Swift?20How to check if two objects are equal using equals() method in Go?21How to check if two objects are equal using equals() method in Kotlin?22How to check if two objects are equal using equals() method in Scala?

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