assertFailsToDecode(base64(), "?", "Invalid input length 1");
  }

  public void testBase64CannotUpperCase() {
    assertThrows(IllegalStateException.class, () -> base64().upperCase());
  }

  public void testBase64CannotLowerCase() {
    assertThrows(IllegalStateException.class, () -> base64().lowerCase());
  }

  public void testBase64CannotIgnoreCase() {

    }
  }

  public void testTailClosedEntrySet() {
    testSubMultisetEntrySet(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailClosedSize() {
    testSubMultisetSize(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailClosedDistinctElements() {
    testSubMultisetDistinctElements(SubMultisetSpec.TAIL_CLOSED);
  }

  public void testTailOpenEntrySet() {

  }

  public void testPrependTwoElements() {
    String[] result = ObjectArrays.concat("foo", new String[] {"bar", "baz"});
    assertThat(result).asList().containsExactly("foo", "bar", "baz").inOrder();
  }

  public void testAppendZeroElements() {
    String[] result = ObjectArrays.concat(new String[] {}, "foo");
    assertThat(result).asList().contains("foo");
  }

  public void testAppendOneElement() {

    //                                                                               Hook
    //                                                                              ======
    @Override
    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        runtime.registerData("helpLink", systemHelper.getHelpLink(fessConfig.getOnlineHelpNameMaintenance()));
    }

    @Override

            }

            @Override
            public void setCharacterEncoding(String charset) {
            }

            @Override
            public void setContentLength(int len) {
            }

            @Override
            public void setContentLengthLong(long len) {
            }

            @Override
            public void setContentType(String type) {
            }

@NullUnmarked
public class FuturesGetCheckedTest extends TestCase {
  // Boring untimed-get tests:

  public void testGetCheckedUntimed_success() throws TwoArgConstructorException {
    assertEquals("foo", getChecked(immediateFuture("foo"), TwoArgConstructorException.class));
  }

  public void testGetCheckedUntimed_interrupted() {
    SettableFuture<String> future = SettableFuture.create();
    Thread.currentThread().interrupt();

   */
  protected void resetCollection() {
    resetContainer();
  }

  /**
   * @return an array of the proper size with {@code null} inserted into the middle element.
   */
  protected E[] createArrayWithNullElement() {
    E[] array = createSamplesArray();
    array[getNullLocation()] = null;
    return array;
  }

  protected void initCollectionWithNullElement() {

   */
  protected void resetCollection() {
    resetContainer();
  }

  /**
   * @return an array of the proper size with {@code null} inserted into the middle element.
   */
  protected E[] createArrayWithNullElement() {
    E[] array = createSamplesArray();
    array[getNullLocation()] = null;
    return array;
  }

  protected void initCollectionWithNullElement() {

class ArtifactUtilsTest {

    private Artifact newArtifact(String aid) {
        return new DefaultArtifact("group", aid, VersionRange.createFromVersion("1.0"), "test", "jar", "tests", null);
    }

    @Test
    void testIsSnapshot() {
        assertFalse(ArtifactUtils.isSnapshot(null));
        assertFalse(ArtifactUtils.isSnapshot(""));
        assertFalse(ArtifactUtils.isSnapshot("1.2.3"));

  }

  public void testParse_maximumWeightRepeated() {
    assertThrows(IllegalArgumentException.class, () -> parse("maximumWeight=10, maximumWeight=20"));
  }

  public void testParse_maximumSizeAndMaximumWeight() {
    assertThrows(IllegalArgumentException.class, () -> parse("maximumSize=10, maximumWeight=20"));
  }

  public void testParse_concurrencyLevel() {