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How to use newArray method of org.assertj.core.util.IterableUtil class

Best Assertj code snippet using org.assertj.core.util.IterableUtil.newArray

Source:IterableUtil.java

...11 * Copyright 2012-2018 the original author or authors.12 */13package org.assertj.core.util;14import static java.util.Collections.emptyList;15import static org.assertj.core.util.Lists.newArrayList;16import static org.assertj.core.util.Preconditions.checkNotNull;17import java.lang.reflect.Array;18import java.util.ArrayList;19import java.util.Collection;20import java.util.Iterator;21import java.util.List;22public final class IterableUtil {23  /**24   * Indicates whether the given {@link Iterable} is {@code null} or empty.25   * 26   * @param iterable the given {@code Iterable} to check.27   * @return {@code true} if the given {@code Iterable} is {@code null} or empty, otherwise {@code false}.28   */29  public static boolean isNullOrEmpty(Iterable<?> iterable) {30    if (iterable == null) return true;31    if (iterable instanceof Collection && ((Collection<?>) iterable).isEmpty()) return true;32    return !iterable.iterator().hasNext();33  }34  /**35   * Returns the size of the given {@link Iterable}.36   * 37   * @param iterable the {@link Iterable} to get size.38   * @return the size of the given {@link Iterable}.39   * @throws NullPointerException if given {@link Iterable} is null.40   */41  public static int sizeOf(Iterable<?> iterable) {42    checkNotNull(iterable, "Iterable must not be null");43    if (iterable instanceof Collection) return ((Collection<?>) iterable).size();44    int size = 0;45    Iterator<?> iterator = iterable.iterator();46    while (iterator.hasNext()) {47      size++;48      iterator.next();49    }50    return size;51  }52  /**53   * Returns all the non-{@code null} elements in the given {@link Iterable}.54   * 55   * @param <T> the type of elements of the {@code Iterable}.56   * @param i the given {@code Iterable}.57   * @return all the non-{@code null} elements in the given {@code Iterable}. An empty list is returned if the given58   *         {@code Iterable} is {@code null}.59   */60  public static <T> List<T> nonNullElementsIn(Iterable<? extends T> i) {61    if (isNullOrEmpty(i)) return emptyList();62    List<T> nonNull = new ArrayList<>();63    for (T element : i) {64      if (element != null) nonNull.add(element);65    }66    return nonNull;67  }68  /**69   * Create an array from an {@link Iterable}.70   * <p>71   * Note: this method will return Object[]. If you require a typed array please use {@link #toArray(Iterable, Class)}.72   * It's main usage is to keep the generic type for chaining call like in:73   * <pre><code class='java'> public S containsOnlyElementsOf(Iterable&lt;? extends T&gt; iterable) {74   *   return containsOnly(toArray(iterable));75   * }</code></pre>76   * 77   * @param iterable an {@link Iterable} to translate in an array.78   * @param <T> the type of elements of the {@code Iterable}.79   * @return all the elements from the given {@link Iterable} in an array. {@code null} if given {@link Iterable} is80   *         null.81   */82  @SuppressWarnings("unchecked")83  public static <T> T[] toArray(Iterable<? extends T> iterable) {84    if (iterable == null) return null;85    return (T[]) newArrayList(iterable).toArray();86  }87  /**88   * Create an typed array from an {@link Iterable}.89   *90   * @param iterable an {@link Iterable} to translate in an array.91   * @param type the type of the resulting array.92   * @param <T> the type of elements of the {@code Iterable}.93   * @return all the elements from the given {@link Iterable} in an array. {@code null} if given {@link Iterable} is94   *         null.95   */96  public static <T> T[] toArray(Iterable<? extends T> iterable, Class<T> type) {97    if (iterable == null) return null;98    Collection<? extends T> collection = toCollection(iterable);99    T[] array = newArray(type, collection.size());100    return collection.toArray(array);101  }102  public static <T> Collection<T> toCollection(Iterable<T> iterable) {103    return iterable instanceof Collection ? (Collection<T>) iterable : newArrayList(iterable);104  }105  @SafeVarargs106  public static <T> Iterable<T> iterable(T... elements) {107    if (elements == null) return null;108    ArrayList<T> list = newArrayList();109    java.util.Collections.addAll(list, elements);110    return list;111  }112  @SafeVarargs113  public static <T> Iterator<T> iterator(T... elements) {114    if (elements == null) return null;115    return iterable(elements).iterator();116  }117  @SuppressWarnings("unchecked")118  private static <T> T[] newArray(Class<T> type, int length) {119    return (T[]) Array.newInstance(type, length);120  }121  122  private IterableUtil() {}123}...

newArray

Using AI Code Generation

1import static org.assertj.core.util.IterableUtil.newArray;2import static org.assertj.core.util.Lists.newArrayList;3import static org.assertj.core.util.Maps.newHashMap;4import static org.assertj.core.util.Sets.newHashSet;5import static org.assertj.core.util.Sets.newLinkedHashSet;6import static org.assertj.core.util.Lists.newLinkedList;7import static org.assertj.core.util.Sets.newTreeSet;8import static org.assertj.core.util.Lists.newVector;9import static org.assertj.core.util.Maps.newConcurrentHashMap;10import static org.assertj.core.util.Queues.newConcurrentLinkedQueue;11import static org.assertj.core.util.Maps.newConcurrentSkipListMap;12import static org.assertj.core.util.Sets.newConcurrentSkipListSet;13import static org.assertj.core.util.Lists.newCopyOnWriteArrayList;14import static org.assertj.core.util.Sets.newCopyOnWriteArraySet;15import static org.assertj.core.util.Queues.newLinkedBlockingDeque;16import static org.assertj.core.util.Queues.newLinkedBlockingQueue;17import static org.assertj.core

newArray

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.util.IterableUtil.newArray;3public class IterableUtil_newArray_Test {4  public void should_create_new_array_from_iterable() {5    Iterable<String> iterable = Arrays.asList("foo", "bar");6    String[] array = newArray(iterable, String.class);7    assertThat(array).containsExactly("foo", "bar");8  }9}10import static org.assertj.core.api.Assertions.assertThat;11import static org.assertj.core.util.IterableUtil.newArray;12public class IterableUtil_newArray_Test {13    public void should_create_new_array_from_iterable() {14        Iterable<String> iterable = Arrays.asList("foo", "bar");15        String[] array = newArray(iterable, String.class);16        assertThat(array).containsExactly("foo", "bar");17    }18}

newArray

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2Iterable<String> iterable = Arrays.asList("one", "two", "three");3String[] array = IterableUtil.newArray(iterable, String.class);4import org.assertj.core.util.Arrays;5List<String> list = Arrays.asList("one", "two", "three");6String[] array = Arrays.newArray(list, String.class);7import org.assertj.core.util.Arrays;8Collection<String> collection = Arrays.asList("one", "two", "three");9String[] array = Arrays.newArray(collection, String.class);10import org.assertj.core.util.Arrays;11Iterable<String> iterable = Arrays.asList("one", "two", "three");12String[] array = Arrays.newArray(iterable, String.class);13import org.assertj.core.util.Arrays;14String[] array = {"one", "two", "three"};15String[] newArray = Arrays.newArray(array, String.class);16import org.assertj.core.util.Arrays;17int[] array = {1, 2, 3};18Integer[] newArray = Arrays.newArray(array);19import org.assertj.core.util.Arrays;20double[] array = {1.0, 2.0, 3.0};21Double[] newArray = Arrays.newArray(array);22import org.assertj.core.util.Arrays;23long[] array = {1L, 2L, 3L};24Long[] newArray = Arrays.newArray(array);25import org.assertj.core.util.Arrays;26boolean[] array = {true, false, true};27Boolean[] newArray = Arrays.newArray(array);

newArray

Using AI Code Generation

1List<Integer> list = Arrays.asList(1, 2, 3);2Integer[] array = IterableUtil.toArray(list, Integer.class);3assertThat(array).containsExactly(1, 2, 3);4Set<Integer> set = new HashSet<>(Arrays.asList(1, 2, 3));5Integer[] array = IterableUtil.toArray(set, Integer.class);6assertThat(array).containsExactly(1, 2, 3);7Integer[] array = new Integer[]{1, 2, 3};8Integer[] array = IterableUtil.toArray(array, Integer.class);9assertThat(array).containsExactly(1, 2, 3);10Iterable<Integer> iterable = Arrays.asList(1, 2, 3);11Integer[] array = IterableUtil.toArray(iterable, Integer.class);12assertThat(array).containsExactly(1, 2, 3);13Iterator<Integer> iterator = Arrays.asList(1, 2, 3).iterator();14Integer[] array = IterableUtil.toArray(iterator, Integer.class);15assertThat(array).containsExactly(1, 2, 3);16Enumeration<Integer> enumeration = Collections.enumeration(Arrays.asList(1, 2, 3));17Integer[] array = IterableUtil.toArray(enumeration, Integer.class);18assertThat(array).containsExactly(1, 2, 3);19Collection<Integer> collection = new ArrayList<>(Arrays.asList(1, 2, 3));20Integer[] array = IterableUtil.toArray(collection, Integer.class);21assertThat(array).containsExactly(1, 2, 3);22Map<Integer, String> map = new HashMap<>();23map.put(1, "

newArray

Using AI Code Generation

1    String[] array = {"a", "b", "c"};2    List<String> list = newArrayList(array);3    assertThat(list).contains("a", "b", "c");4    String[] array = {"a", "b", "c"};5    List<String> list = newArrayList(array);6    assertThat(list).contains("a", "b", "c");7    String[] array = {"a", "b", "c"};8    List<String> list = newArrayList(array);9    assertThat(list).contains("a", "b", "c");10    String[] array = {"a", "b", "c"};11    List<String> list = newArrayList(array);12    assertThat(list).contains("a", "b", "c");13    String[] array = {"a", "b", "c"};14    List<String> list = newArrayList(array);15    assertThat(list).contains("a", "b", "c");16    String[] array = {"a", "b", "c"};17    List<String> list = newArrayList(array);18    assertThat(list).contains("a", "b", "c");19    String[] array = {"a", "b", "c"};20    List<String> list = newArrayList(array);21    assertThat(list).contains("a", "b", "c");22    String[] array = {"a", "b", "c"};23    List<String> list = newArrayList(array);24    assertThat(list).contains("a", "b", "c");25    String[] array = {"a", "b", "c"};26    List<String> list = newArrayList(array);27    assertThat(list).contains("a", "b", "c");

newArray

Using AI Code Generation

1import org.assertj.core.util.IterableUtil;2import org.junit.jupiter.api.Test;3import java.util.Arrays;4import java.util.List;5import static org.assertj.core.api.Assertions.assertThat;6class ArrayFromListTest {7    void arrayFromList() {8        List<String> list = Arrays.asList("a", "b", "c");9        String[] array = IterableUtil.toArray(list, String.class);10        assertThat(array).containsExactly("a", "b", "c");11    }12}

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