@CollectionSize.Require(absent = ZERO)
  public void testComputeIfAbsent_unsupportedPresentExistingValue() {
    try {
      assertEquals(
          "computeIfAbsent(present, returnsCurrentValue) should return present or throw",
          v0(),
          getMap()
              .computeIfAbsent(
                  k0(),
                  k -> {
                    assertEquals(k0(), k);

	}{
		// No keys present
		{
			input:          "",
			keys:           []string{"comment"},
			expectedFields: map[string]struct{}{},
		},
		// No keys requested for tokenizing
		{
			input:          `comment="Hi this is my comment ="`,
			keys:           []string{},
			expectedFields: map[string]struct{}{},
		},
		// Single key requested and present
		{

if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc stat --no-list minio3/newbucket
if [ $? -ne 0 ]; then
	echo "expecting bucket to be present. exiting.."
	exit_1
fi

./mc cp README.md minio2/newbucket/

sleep 5
./mc stat --no-list minio1/newbucket/README.md
if [ $? -ne 0 ]; then
	echo "expecting object to be present. exiting.."
	exit_1
fi

  /**
   * Removes {@code node} if it is present; all edges incident to {@code node} will also be removed.
   *
   * @return {@code true} if the network was modified as a result of this call
   */
  @CanIgnoreReturnValue
  boolean removeNode(N node);

  /**
   * Removes {@code edge} from this network, if it is present.
   *

        getCharMappingFile(dictId).ifPresent(file -> {
            if (charMappingItem.getId() == 0) {
                file.insert(charMappingItem);
            } else {
                file.update(charMappingItem);
            }
        });
    }

    public void delete(final String dictId, final CharMappingItem charMappingItem) {
        getCharMappingFile(dictId).ifPresent(file -> {
            file.delete(charMappingItem);

        getProtwordsFile(dictId).ifPresent(file -> {
            if (protwordsItem.getId() == 0) {
                file.insert(protwordsItem);
            } else {
                file.update(protwordsItem);
            }
        });
    }

    public void delete(final String dictId, final ProtwordsItem protwordsItem) {
        getProtwordsFile(dictId).ifPresent(file -> {
            file.delete(protwordsItem);

        return getStemmerOverrideFile(dictId).map(file -> file.get(id).get());
    }

    public void store(final String dictId, final StemmerOverrideItem stemmerOvberrideItem) {
        getStemmerOverrideFile(dictId).ifPresent(file -> {
            if (stemmerOvberrideItem.getId() == 0) {
                file.insert(stemmerOvberrideItem);
            } else {
                file.update(stemmerOvberrideItem);
            }
        });

            parser.parse(new InputSource(is));
        }
        parser.getWebConfig().ifPresent(c -> {
            logger.debug(c.toString());
        }).orElse(() -> fail());
        parser.getFileConfig().ifPresent(c -> {
            logger.debug(c.toString());
        }).orElse(() -> fail());
        LabelType[] labelTypes = parser.getLabelTypes();

    private
    val timestampSource: String
        get() = parameters.run {
            when {
                buildTimestampFromBuildReceipt.isPresent -> "from build receipt"
                buildTimestampFromGradleProperty.isPresent -> "from buildTimestamp property"
                runningInstallTask.get() -> "from current time because installing"

    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).hasValue(TestEnum.POODLE);

    assertThat(Enums.getIfPresent(TestEnum.class, "CHEETO")).isPresent();
    assertThat(Enums.getIfPresent(TestEnum.class, "HONDA")).isPresent();
    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).isPresent();

    assertThat(Enums.getIfPresent(TestEnum.class, "CHEETO")).hasValue(TestEnum.CHEETO);