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How to use hasNext method of org.assertj.core.test.jdk11.ImmutableCollections class

Best Assertj code snippet using org.assertj.core.test.jdk11.ImmutableCollections.hasNext

Source:ImmutableCollections.java

...177        return false;178      }179      Iterator<?> oit = ((List<?>) o).iterator();180      for (int i = 0, s = size(); i < s; i++) {181        if (!oit.hasNext() || !get(i).equals(oit.next())) {182          return false;183        }184      }185      return !oit.hasNext();186    }187    @Override188    public int indexOf(Object o) {189      Objects.requireNonNull(o);190      for (int i = 0, s = size(); i < s; i++) {191        if (o.equals(get(i))) {192          return i;193        }194      }195      return -1;196    }197    @Override198    public int lastIndexOf(Object o) {199      Objects.requireNonNull(o);200      for (int i = size() - 1; i >= 0; i--) {201        if (o.equals(get(i))) {202          return i;203        }204      }205      return -1;206    }207    @Override208    public int hashCode() {209      int hash = 1;210      for (int i = 0, s = size(); i < s; i++) {211        hash = 31 * hash + get(i).hashCode();212      }213      return hash;214    }215    @Override216    public boolean contains(Object o) {217      return indexOf(o) >= 0;218    }219    IndexOutOfBoundsException outOfBounds(int index) {220      return new IndexOutOfBoundsException("Index: " + index + " Size: " + size());221    }222  }223  static final class ListItr<E> implements ListIterator<E> {224    private final List<E> list;225    private final int size;226    private final boolean isListIterator;227    private int cursor;228    ListItr(List<E> list, int size) {229      this.list = list;230      this.size = size;231      this.cursor = 0;232      isListIterator = false;233    }234    ListItr(List<E> list, int size, int index) {235      this.list = list;236      this.size = size;237      this.cursor = index;238      isListIterator = true;239    }240    public boolean hasNext() {241      return cursor != size;242    }243    public E next() {244      try {245        int i = cursor;246        E next = list.get(i);247        cursor = i + 1;248        return next;249      } catch (IndexOutOfBoundsException e) {250        throw new NoSuchElementException();251      }252    }253    public void remove() {254      throw uoe();255    }256    public boolean hasPrevious() {257      if (!isListIterator) {258        throw uoe();259      }260      return cursor != 0;261    }262    public E previous() {263      if (!isListIterator) {264        throw uoe();265      }266      try {267        int i = cursor - 1;268        E previous = list.get(i);269        cursor = i;270        return previous;271      } catch (IndexOutOfBoundsException e) {272        throw new NoSuchElementException();273      }274    }275    public int nextIndex() {276      if (!isListIterator) {277        throw uoe();278      }279      return cursor;280    }281    public int previousIndex() {282      if (!isListIterator) {283        throw uoe();284      }285      return cursor - 1;286    }287    public void set(E e) {288      throw uoe();289    }290    public void add(E e) {291      throw uoe();292    }293  }294  static final class SubList<E> extends AbstractImmutableList<E>295      implements RandomAccess {296    private final List<E> root;297    private final int offset;298    private final int size;299    private SubList(List<E> root, int offset, int size) {300      this.root = root;301      this.offset = offset;302      this.size = size;303    }304    /**305     * Constructs a sublist of another SubList.306     */307    static <E> SubList<E> fromSubList(SubList<E> parent, int fromIndex, int toIndex) {308      return new SubList<>(parent.root, parent.offset + fromIndex, toIndex - fromIndex);309    }310    /**311     * Constructs a sublist of an arbitrary AbstractImmutableList, which is312     * not a SubList itself.313     */314    static <E> SubList<E> fromList(List<E> list, int fromIndex, int toIndex) {315      return new SubList<>(list, fromIndex, toIndex - fromIndex);316    }317    public E get(int index) {318      // Replacement for Objects.checkIndex(index, size);319      if (index < 0 || index >= size) {320        throw new IndexOutOfBoundsException(String.format("Index %s out of bounds for length %s", index, size));321      }322      return root.get(offset + index);323    }324    public int size() {325      return size;326    }327    public Iterator<E> iterator() {328      return new ListItr<>(this, size());329    }330    public ListIterator<E> listIterator(int index) {331      rangeCheck(index);332      return new ListItr<>(this, size(), index);333    }334    public List<E> subList(int fromIndex, int toIndex) {335      subListRangeCheck(fromIndex, toIndex, size);336      return SubList.fromSubList(this, fromIndex, toIndex);337    }338    private void rangeCheck(int index) {339      if (index < 0 || index > size) {340        throw outOfBounds(index);341      }342    }343  }344  static final class List12<E> extends AbstractImmutableList<E>345      implements Serializable {346    private final E e0;347    private final E e1;348    List12(E e0) {349      this.e0 = Objects.requireNonNull(e0);350      this.e1 = null;351    }352    List12(E e0, E e1) {353      this.e0 = Objects.requireNonNull(e0);354      this.e1 = Objects.requireNonNull(e1);355    }356    @Override357    public int size() {358      return e1 != null ? 2 : 1;359    }360    @Override361    public E get(int index) {362      if (index == 0) {363        return e0;364      } else if (index == 1 && e1 != null) {365        return e1;366      }367      throw outOfBounds(index);368    }369    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {370      throw new InvalidObjectException("not serial proxy");371    }372    private Object writeReplace() {373      if (e1 == null) {374        return new CollSer(CollSer.IMM_LIST, e0);375      } else {376        return new CollSer(CollSer.IMM_LIST, e0, e1);377      }378    }379  }380  static final class ListN<E> extends AbstractImmutableList<E>381      implements Serializable {382    // EMPTY_LIST may be initialized from the CDS archive.383    static List<?> EMPTY_LIST;384    static {385      // VM.initializeFromArchive(ListN.class);386      if (EMPTY_LIST == null) {387        EMPTY_LIST = new ListN<>();388      }389    }390    private final E[] elements;391    @SafeVarargs392    ListN(E... input) {393      // copy and check manually to avoid TOCTOU394      @SuppressWarnings("unchecked")395      E[] tmp = (E[]) new Object[input.length]; // implicit nullcheck of input396      for (int i = 0; i < input.length; i++) {397        tmp[i] = Objects.requireNonNull(input[i]);398      }399      elements = tmp;400    }401    @Override402    public boolean isEmpty() {403      return size() == 0;404    }405    @Override406    public int size() {407      return elements.length;408    }409    @Override410    public E get(int index) {411      return elements[index];412    }413    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {414      throw new InvalidObjectException("not serial proxy");415    }416    private Object writeReplace() {417      return new CollSer(CollSer.IMM_LIST, elements);418    }419  }420  // ---------- Set Implementations ----------421  static abstract class AbstractImmutableSet<E> extends AbstractImmutableCollection<E>422      implements Set<E> {423    @Override424    public boolean equals(Object o) {425      if (o == this) {426        return true;427      } else if (!(o instanceof Set)) {428        return false;429      }430      Collection<?> c = (Collection<?>) o;431      if (c.size() != size()) {432        return false;433      }434      for (Object e : c) {435        if (e == null || !contains(e)) {436          return false;437        }438      }439      return true;440    }441    @Override442    public abstract int hashCode();443  }444  @SuppressWarnings("unchecked")445  static <E> Set<E> emptySet() {446    return (Set<E>) SetN.EMPTY_SET;447  }448  static final class Set12<E> extends AbstractImmutableSet<E>449      implements Serializable {450    final E e0;451    final E e1;452    Set12(E e0) {453      this.e0 = Objects.requireNonNull(e0);454      this.e1 = null;455    }456    Set12(E e0, E e1) {457      if (e0.equals(Objects.requireNonNull(e1))) { // implicit nullcheck of e0458        throw new IllegalArgumentException("duplicate element: " + e0);459      }460      this.e0 = e0;461      this.e1 = e1;462    }463    @Override464    public int size() {465      return (e1 == null) ? 1 : 2;466    }467    @Override468    public boolean contains(Object o) {469      return o.equals(e0) || o.equals(e1); // implicit nullcheck of o470    }471    @Override472    public int hashCode() {473      return e0.hashCode() + (e1 == null ? 0 : e1.hashCode());474    }475    @Override476    public Iterator<E> iterator() {477      return new Iterator<E>() {478        private int idx = size();479        @Override480        public boolean hasNext() {481          return idx > 0;482        }483        @Override484        public E next() {485          if (idx == 1) {486            idx = 0;487            return SALT >= 0 || e1 == null ? e0 : e1;488          } else if (idx == 2) {489            idx = 1;490            return SALT >= 0 ? e1 : e0;491          } else {492            throw new NoSuchElementException();493          }494        }495      };496    }497    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {498      throw new InvalidObjectException("not serial proxy");499    }500    private Object writeReplace() {501      if (e1 == null) {502        return new CollSer(CollSer.IMM_SET, e0);503      } else {504        return new CollSer(CollSer.IMM_SET, e0, e1);505      }506    }507  }508  /**509   * An array-based Set implementation. The element array must be strictly510   * larger than the size (the number of contained elements) so that at511   * least one null is always present.512   * @param <E> the element type513   */514  static final class SetN<E> extends AbstractImmutableSet<E>515      implements Serializable {516    // EMPTY_SET may be initialized from the CDS archive.517    static Set<?> EMPTY_SET;518    static {519      // VM.initializeFromArchive(SetN.class);520      if (EMPTY_SET == null) {521        EMPTY_SET = new SetN<>();522      }523    }524    final E[] elements;525    final int size;526    @SafeVarargs527    @SuppressWarnings("unchecked")528    SetN(E... input) {529      size = input.length; // implicit nullcheck of input530      elements = (E[]) new Object[EXPAND_FACTOR * input.length];531      for (int i = 0; i < input.length; i++) {532        E e = input[i];533        int idx = probe(e); // implicit nullcheck of e534        if (idx >= 0) {535          throw new IllegalArgumentException("duplicate element: " + e);536        } else {537          elements[-(idx + 1)] = e;538        }539      }540    }541    @Override542    public int size() {543      return size;544    }545    @Override546    public boolean contains(Object o) {547      Objects.requireNonNull(o);548      return size > 0 && probe(o) >= 0;549    }550    private final class SetNIterator implements Iterator<E> {551      private int remaining;552      private int idx;553      SetNIterator() {554        remaining = size();555        if (remaining > 0) {556          idx = Math.floorMod(SALT, elements.length);557        }558      }559      @Override560      public boolean hasNext() {561        return remaining > 0;562      }563      private int nextIndex() {564        int idx = this.idx;565        if (SALT >= 0) {566          if (++idx >= elements.length) {567            idx = 0;568          }569        } else {570          if (--idx < 0) {571            idx = elements.length - 1;572          }573        }574        return this.idx = idx;575      }576      @Override577      public E next() {578        if (hasNext()) {579          E element;580          // skip null elements581          while ((element = elements[nextIndex()]) == null) {}582          remaining--;583          return element;584        } else {585          throw new NoSuchElementException();586        }587      }588    }589    @Override590    public Iterator<E> iterator() {591      return new SetN<E>.SetNIterator();592    }593    @Override594    public int hashCode() {595      int h = 0;596      for (E e : elements) {597        if (e != null) {598          h += e.hashCode();599        }600      }601      return h;602    }603    // returns index at which element is present; or if absent,604    // (-i - 1) where i is location where element should be inserted.605    // Callers are relying on this method to perform an implicit nullcheck606    // of pe607    private int probe(Object pe) {608      int idx = Math.floorMod(pe.hashCode(), elements.length);609      while (true) {610        E ee = elements[idx];611        if (ee == null) {612          return -idx - 1;613        } else if (pe.equals(ee)) {614          return idx;615        } else if (++idx == elements.length) {616          idx = 0;617        }618      }619    }620    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {621      throw new InvalidObjectException("not serial proxy");622    }623    private Object writeReplace() {624      Object[] array = new Object[size];625      int dest = 0;626      for (Object o : elements) {627        if (o != null) {628          array[dest++] = o;629        }630      }631      return new CollSer(CollSer.IMM_SET, array);632    }633  }634  // ---------- Map Implementations ----------635  @SuppressWarnings("unchecked")636  static <K, V> Map<K, V> emptyMap() {637    return (Map<K, V>) MapN.EMPTY_MAP;638  }639  abstract static class AbstractImmutableMap<K, V> extends AbstractMap<K, V> implements Serializable {640    @Override641    public void clear() {642      throw uoe();643    }644    @Override645    public V compute(K key, BiFunction<? super K, ? super V, ? extends V> rf) {646      throw uoe();647    }648    @Override649    public V computeIfAbsent(K key, Function<? super K, ? extends V> mf) {650      throw uoe();651    }652    @Override653    public V computeIfPresent(K key, BiFunction<? super K, ? super V, ? extends V> rf) {654      throw uoe();655    }656    @Override657    public V merge(K key, V value, BiFunction<? super V, ? super V, ? extends V> rf) {658      throw uoe();659    }660    @Override661    public V put(K key, V value) {662      throw uoe();663    }664    @Override665    public void putAll(Map<? extends K, ? extends V> m) {666      throw uoe();667    }668    @Override669    public V putIfAbsent(K key, V value) {670      throw uoe();671    }672    @Override673    public V remove(Object key) {674      throw uoe();675    }676    @Override677    public boolean remove(Object key, Object value) {678      throw uoe();679    }680    @Override681    public V replace(K key, V value) {682      throw uoe();683    }684    @Override685    public boolean replace(K key, V oldValue, V newValue) {686      throw uoe();687    }688    @Override689    public void replaceAll(BiFunction<? super K, ? super V, ? extends V> f) {690      throw uoe();691    }692  }693  static final class Map1<K, V> extends AbstractImmutableMap<K, V> {694    private final K k0;695    private final V v0;696    Map1(K k0, V v0) {697      this.k0 = Objects.requireNonNull(k0);698      this.v0 = Objects.requireNonNull(v0);699    }700    @Override701    public Set<Map.Entry<K, V>> entrySet() {702      return Jdk11.Set.of(new KeyValueHolder<>(k0, v0));703    }704    @Override705    public V get(Object o) {706      return o.equals(k0) ? v0 : null; // implicit nullcheck of o707    }708    @Override709    public boolean containsKey(Object o) {710      return o.equals(k0); // implicit nullcheck of o711    }712    @Override713    public boolean containsValue(Object o) {714      return o.equals(v0); // implicit nullcheck of o715    }716    private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {717      throw new InvalidObjectException("not serial proxy");718    }719    private Object writeReplace() {720      return new CollSer(CollSer.IMM_MAP, k0, v0);721    }722    @Override723    public int hashCode() {724      return k0.hashCode() ^ v0.hashCode();725    }726  }727  /**728   * An array-based Map implementation. There is a single array "table" that729   * contains keys and values interleaved: table[0] is kA, table[1] is vA,730   * table[2] is kB, table[3] is vB, etc. The table size must be even. It must731   * also be strictly larger than the size (the number of key-value pairs contained732   * in the map) so that at least one null key is always present.733   * @param <K> the key type734   * @param <V> the value type735   */736  static final class MapN<K, V> extends AbstractImmutableMap<K, V> {737    // EMPTY_MAP may be initialized from the CDS archive.738    static Map<?, ?> EMPTY_MAP;739    static {740      // VM.initializeFromArchive(MapN.class);741      EMPTY_MAP = new MapN<>();742    }743    final Object[] table; // pairs of key, value744    final int size; // number of pairs745    MapN(Object... input) {746      if ((input.length & 1) != 0) { // implicit nullcheck of input747        throw new InternalError("length is odd");748      }749      size = input.length >> 1;750      int len = EXPAND_FACTOR * input.length;751      len = (len + 1) & ~1; // ensure table is even length752      table = new Object[len];753      for (int i = 0; i < input.length; i += 2) {754        @SuppressWarnings("unchecked")755        K k = Objects.requireNonNull((K) input[i]);756        @SuppressWarnings("unchecked")757        V v = Objects.requireNonNull((V) input[i + 1]);758        int idx = probe(k);759        if (idx >= 0) {760          throw new IllegalArgumentException("duplicate key: " + k);761        } else {762          int dest = -(idx + 1);763          table[dest] = k;764          table[dest + 1] = v;765        }766      }767    }768    @Override769    public boolean containsKey(Object o) {770      Objects.requireNonNull(o);771      return size > 0 && probe(o) >= 0;772    }773    @Override774    public boolean containsValue(Object o) {775      Objects.requireNonNull(o);776      for (int i = 1; i < table.length; i += 2) {777        Object v = table[i];778        if (v != null && o.equals(v)) {779          return true;780        }781      }782      return false;783    }784    @Override785    public int hashCode() {786      int hash = 0;787      for (int i = 0; i < table.length; i += 2) {788        Object k = table[i];789        if (k != null) {790          hash += k.hashCode() ^ table[i + 1].hashCode();791        }792      }793      return hash;794    }795    @Override796    @SuppressWarnings("unchecked")797    public V get(Object o) {798      if (size == 0) {799        Objects.requireNonNull(o);800        return null;801      }802      int i = probe(o);803      if (i >= 0) {804        return (V) table[i + 1];805      } else {806        return null;807      }808    }809    @Override810    public int size() {811      return size;812    }813    class MapNIterator implements Iterator<Map.Entry<K, V>> {814      private int remaining;815      private int idx;816      MapNIterator() {817        remaining = size();818        if (remaining > 0) {819          idx = Math.floorMod(SALT, table.length >> 1) << 1;820        }821      }822      @Override823      public boolean hasNext() {824        return remaining > 0;825      }826      private int nextIndex() {827        int idx = this.idx;828        if (SALT >= 0) {829          if ((idx += 2) >= table.length) {830            idx = 0;831          }832        } else {833          if ((idx -= 2) < 0) {834            idx = table.length - 2;835          }836        }837        return this.idx = idx;838      }839      @Override840      public Map.Entry<K, V> next() {841        if (hasNext()) {842          while (table[nextIndex()] == null) {}843          @SuppressWarnings("unchecked")844          Map.Entry<K, V> e = new KeyValueHolder<>((K) table[idx], (V) table[idx + 1]);845          remaining--;846          return e;847        } else {848          throw new NoSuchElementException();849        }850      }851    }852    @Override853    public Set<Map.Entry<K, V>> entrySet() {854      return new AbstractSet<Map.Entry<K, V>>() {855        @Override...

hasNext

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import java.util.List;3import org.junit.jupiter.api.Test;4class ImmutableCollectionsTest {5  void should_use_hasNext_method() {6    List<Integer> list = List.of(1, 2, 3);7  }8}9ImmutableCollections immutableCollections = new ImmutableCollections();

hasNext

Using AI Code Generation

1ImmutableCollections immutableCollections = new ImmutableCollections();2assertThat(immutableCollections).hasNext();3assertThat(immutableCollections).hasNext(2);4assertThat(immutableCollections).hasNext(2).isLessThan(3);5assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1);6assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class);7assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull();8assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2);9assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(1, 3);10assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(1, 3).isIn(1, 2, 3);11assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(1, 3).isIn(1, 2, 3).isNotIn(0, 4);12assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(1, 3).isIn(1, 2, 3).isNotIn(0, 4).isNotEqualTo(1);13assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(1, 3).isIn(1, 2, 3).isNotIn(0, 4).isNotEqualTo(1).isNotBetween(0, 1);14assertThat(immutableCollections).hasNext(2).isLessThan(3).isGreaterThan(1).isInstanceOf(Integer.class).isNotNull().isEqualTo(2).isBetween(

hasNext

Using AI Code Generation

1import org.assertj.core.test.jdk11.ImmutableCollections;2public class AssertionsExamples {3  public void test() {4    ImmutableCollections immutableCollections = new ImmutableCollections();5    if (immutableCollections.hasNext()) {6      System.out.println("There is a next element");7    }8  }9}10import org.assertj.core.test.jdk11.ImmutableCollections;11public class AssertionsExamples {12  public void test() {13    ImmutableCollections immutableCollections = new ImmutableCollections();14    if (immutableCollections.isEmpty()) {15      System.out.println("The collection is empty");16    }17  }18}19import org.assertj.core.test.jdk11.ImmutableCollections;20public class AssertionsExamples {21  public void test() {22    ImmutableCollections immutableCollections = new ImmutableCollections();23    if (immutableCollections.isNotEmpty()) {24      System.out.println("The collection is not empty");25    }26  }27}28import org.assertj.core.test.jdk11.ImmutableCollections;29public class AssertionsExamples {30  public void test() {31    ImmutableCollections immutableCollections = new ImmutableCollections();32    if (immutableCollections.contains("element")) {33      System.out.println("The collection contains the element");34    }35  }36}37import org.assertj.core.test.jdk11.ImmutableCollections;38public class AssertionsExamples {39  public void test() {

hasNext

Using AI Code Generation

1@DisplayName("Testing hasNext method of ImmutableCollections class")2class ImmutableCollectionsTest {3  @DisplayName("Testing hasNext method of ImmutableCollections class")4  void testHasNext() {5    ImmutableCollections<String> immutableCollections = new ImmutableCollections<>();6    String[] strings = new String[] {"a", "b", "c", "d", "e"};7    immutableCollections.setImmutableList(Arrays.asList(strings));8    Iterator<String> iterator = immutableCollections.getImmutableList().iterator();9    assertTrue(iterator.hasNext());10    iterator.next();11    assertTrue(iterator.hasNext());12    iterator.next();

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