content: /*
   * Copyright 2015, 2024 StreamEx contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package one.util.streamex;
  
  import org.junit.Test;
  
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.Spliterator;
  import java.util.function.BiConsumer;
  import java.util.function.BinaryOperator;
  import java.util.function.Predicate;
  import java.util.function.Supplier;
  
  import static one.util.streamex.TestHelpers.checkSpliterator;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  /**
   * @author Tagir Valeev
   */
  public class UnorderedCancellableSpliteratorTest {
      private static class BoxedInteger {
          int value;
  
          public BoxedInteger(int value) {
              this.value = value;
          }
  
          @Override
          public int hashCode() {
              return value;
          }
  
          @Override
          public boolean equals(Object obj) {
              return obj != null && getClass() == obj.getClass() && value == ((BoxedInteger) obj).value;
          }
      }
  
      @Test
      public void testSpliterator() {
          Supplier<BoxedInteger> s = () -> new BoxedInteger(0xFFFFFFFF);
          BiConsumer<BoxedInteger, Integer> a = (acc, t) -> acc.value &= t;
          BinaryOperator<BoxedInteger> c = (a1, a2) -> new BoxedInteger(a1.value & a2.value);
          Predicate<BoxedInteger> p = acc -> acc.value == 0;
          Supplier<Spliterator<BoxedInteger>> supplier = () -> new UnorderedCancellableSpliterator<>(Arrays.asList(
              0b11100, 0b01110, 0b00011, 0b11010).spliterator(), s, a, c, p);
          checkSpliterator("intersecting-short-circuit", Collections.singletonList(new BoxedInteger(0)), supplier);
          Spliterator<BoxedInteger> spliterator = supplier.get();
          assertEquals(4, spliterator.estimateSize());
          assertTrue(spliterator.tryAdvance(x -> {
          }));
          assertEquals(0, spliterator.estimateSize());
          assertTrue(spliterator.hasCharacteristics(Spliterator.SIZED));
          checkSpliterator("intersecting-ok", Collections.singletonList(new BoxedInteger(0b111)),
              () -> new UnorderedCancellableSpliterator<>(Collections.nCopies(100, 0b111).spliterator(), s, a, c, p));
      }
  }
  