array = newArray(array, size);
    }
    fillArray(c, array);
    if (array.length > size) {
      @Nullable Object[] unsoundlyCovariantArray = array;
      unsoundlyCovariantArray[size] = null;
    }
    return array;
  }

  /**
   * Implementation of {@link Collection#toArray(Object[])} for collections backed by an object

      array = newArray(array, size);
    }
    fillArray(c, array);
    if (array.length > size) {
      @Nullable Object[] unsoundlyCovariantArray = array;
      unsoundlyCovariantArray[size] = null;
    }
    return array;
  }

  /**
   * Implementation of {@link Collection#toArray(Object[])} for collections backed by an object

    assertSame(
        "toArray(sameSizeE[]) should return the given array", array, collection.toArray(array));
    expectArrayContentsInOrder(getOrderedElements(), array);
  }

  public void testToArray_rightSizedArrayOfObject() {
    Object[] array = new Object[getNumElements()];
    assertSame(
        "toArray(sameSizeObject[]) should return the given array",
        array,
        collection.toArray(array));

    String[] array = Iterators.toArray(iterator, String.class);
    assertTrue(Arrays.equals(new String[] {"a"}, array));
  }

  @GwtIncompatible // Iterators.toArray(Iterator, Class)
  public void testToArray() {
    String[] sourceArray = new String[] {"a", "b", "c"};
    Iterator<String> iterator = asList(sourceArray).iterator();
    String[] newArray = Iterators.toArray(iterator, String.class);

    // Depending on JDK version, either toArray() or toArray(T[]) may be called... use this class
    // rather than mocking to ensure that one of those methods is called.
    class TestArrayList<E> extends ArrayList<E> {
      boolean toArrayCalled = false;

      @Override
      public Object[] toArray() {
        toArrayCalled = true;
        return super.toArray();
      }

      @Override

    String[] array = Iterators.toArray(iterator, String.class);
    assertTrue(Arrays.equals(new String[] {"a"}, array));
  }

  @GwtIncompatible // Iterators.toArray(Iterator, Class)
  public void testToArray() {
    String[] sourceArray = new String[] {"a", "b", "c"};
    Iterator<String> iterator = asList(sourceArray).iterator();
    String[] newArray = Iterators.toArray(iterator, String.class);

  }

  /*
   * Note: the superclass toArray() methods assume that size() gives a correct
   * answer, which ours does not.
   */

  @Override
  public Object[] toArray() {
    return snapshot().toArray();
  }

  @Override
  @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
  public <T extends @Nullable Object> T[] toArray(T[] array) {
    return snapshot().toArray(array);

    String[] array = Iterables.toArray(iterable, String.class);
    assertTrue(Arrays.equals(new String[] {"a"}, array));
  }

  @GwtIncompatible // Iterables.toArray(Iterable, Class)
  public void testToArray() {
    String[] sourceArray = new String[] {"a", "b", "c"};
    Iterable<String> iterable = asList(sourceArray);
    String[] newArray = Iterables.toArray(iterable, String.class);

    }
  }

  protected E[] createSamplesArray() {
    E[] array = getSubjectGenerator().createArray(getNumElements());
    getSampleElements().toArray(array);
    return array;
  }

  protected E[] createOrderedArray() {
    E[] array = getSubjectGenerator().createArray(getNumElements());
    getOrderedElements().toArray(array);
    return array;
  }

  }

  public void testCreation_arrayOfArray() {
    String[] array = new String[] {"a"};
    List<String[]> list = ImmutableList.<String[]>of(array);
    assertEquals(singletonList(array), list);
  }

  public void testCopyOf_emptyArray() {
    String[] array = new String[0];
    List<String> list = ImmutableList.copyOf(array);
    assertEquals(emptyList(), list);
  }