/**
   * Determines whether this multiset contains the specified element.
   *
   * <p>This method refines {@link Collection#contains} to further specify that it <b>may not</b>
   * throw an exception in response to {@code element} being null or of the wrong type.
   *
   * @param element the element to check for
   * @return {@code true} if this multiset contains at least one occurrence of the element
   */
  @Override

    assertTrue("Heap contains 1", mmHeap.remove(1));
    assertFalse("Heap does not contain 1", mmHeap.contains(1));
    assertTrue("Heap contains 2", mmHeap.remove(2));
    assertEquals(0, mmHeap.size());
    assertFalse("Heap does not contain anything", mmHeap.contains(1));
    assertFalse("Heap does not contain anything", mmHeap.remove(2));
  }

  public void testIteratorPastEndException() {

    }
    if (mapFeatures.contains(MapFeature.SUPPORTS_REMOVE)) {
      derivedFeatures.add(CollectionFeature.SUPPORTS_REMOVE);
    }
    if (mapFeatures.contains(MapFeature.REJECTS_DUPLICATES_AT_CREATION)) {
      derivedFeatures.add(CollectionFeature.REJECTS_DUPLICATES_AT_CREATION);
    }
    if (mapFeatures.contains(MapFeature.FAILS_FAST_ON_CONCURRENT_MODIFICATION)) {

                            if (versionsOfPatch.any { !it.contains("-") }) {
                                add(versionsOfPatch.first { !it.contains("-") })
                                break
                            }
                            if (versionsOfPatch.any { it.contains("-RC") }) {
                                add(versionsOfPatch.firstOrNull { it.contains("-RC") })

#*    *##elseif ( $license.name == "Eclipse Public License, Version 2.0"
                    || $license.url.contains( "https://www.eclipse.org/legal/epl-v20.html" ) )
#*      *##set ( $spdx = 'EPL-2.0' )
#*    *##elseif ( $license.url.contains( "www.apache.org/licenses/LICENSE-2.0" )
                    || $license.url.contains( "https://raw.github.com/hunterhacker/jdom/master/LICENSE.txt" ) )
#*      *##set ( $spdx = 'Apache-2.0' )

      return
    }

    try {
      testHttpUrl(testData)
      if (KNOWN_FAILURES.contains(testData.toString())) {
        System.err.println("Expected failure but was success: $testData")
      }
    } catch (e: Throwable) {
      if (KNOWN_FAILURES.contains(testData.toString())) {
        System.err.println("Ignoring known failure: $testData")
        e.printStackTrace()
      } else {

    public boolean isReadable() {
        return getter != null;
    }

    public boolean isProviderApi() {
        // TODO: Crude approximation
        return setter == null && (getType().getName().contains("Provider") || getType().getName().contains("Property"));
    }

    public ClassMetaData getOwnerClass() {
        return ownerClass;
    }

    public String getSignature() {
        StringBuilder builder = new StringBuilder();

          || (node.equals(target) && predecessorsOrEmpty(node).contains(source));
    } else {
      Set<N> adjacent = graph.adjacentNodes(node);
      Object nodeU = endpointPair.nodeU();
      Object nodeV = endpointPair.nodeV();

      return (node.equals(nodeV) && adjacent.contains(nodeU))
          || (node.equals(nodeU) && adjacent.contains(nodeV));
    }
  }

  /**

      for (Integer j : IN_ORDER_VALUES) {
        assertFalse(range.contains(j));
      }
    }
  }

  public void testCreateEmptyRangeOpenClosedSucceeds() {
    for (Integer i : IN_ORDER_VALUES) {
      GeneralRange<@Nullable Integer> range = GeneralRange.range(ORDERING, i, OPEN, i, CLOSED);
      for (Integer j : IN_ORDER_VALUES) {
        assertFalse(range.contains(j));
      }
    }
  }

            () -> networkAsMutableNetwork.addEdge(N1, N2, EDGE_NOT_IN_GRAPH));
    assertThat(e).hasMessageThat().contains(ERROR_PARALLEL_EDGE);
    e =
        assertThrows(
            IllegalArgumentException.class,
            () -> networkAsMutableNetwork.addEdge(N2, N1, EDGE_NOT_IN_GRAPH));
    assertThat(e).hasMessageThat().contains(ERROR_PARALLEL_EDGE);
  }

  @Test
  public void addEdge_parallelEdge_allowsParallelEdges() {