List<Optional<String>> optionals =
        ImmutableList.of(Optional.of("a"), Optional.<String>absent(), Optional.of("c"));
    assertThat(Optional.presentInstances(optionals)).containsExactly("a", "c").inOrder();
  }

  public void testPresentInstances_callingIteratorTwice() {
    List<Optional<String>> optionals =
        ImmutableList.of(Optional.of("a"), Optional.<String>absent(), Optional.of("c"));

func (a BitrotAlgorithm) Available() bool {
	_, ok := bitrotAlgorithms[a]
	return ok
}

// String returns the string identifier for a given bitrot algorithm.
// If the algorithm is not supported String panics.
func (a BitrotAlgorithm) String() string {
	name, ok := bitrotAlgorithms[a]
	if !ok {
		logger.CriticalIf(GlobalContext, errors.New("Unsupported bitrot algorithm"))
	}
	return name
}

    }
  }

  private static class Request {
    final String methodName;
    final Object[] arguments;

    Request(String methodName, Object[] arguments) {
      this.methodName = checkNotNull(methodName);
      this.arguments = checkNotNull(arguments);
    }
  }

  private static class Response {
    final String methodName;
    final Object result;
    final Throwable throwable;

            String result = testBlock.readString(buffer, 0, buffer.length, 10, false);

            assertEquals("Test", result);
        }

        @Test
        @DisplayName("Test read string Unicode with max length and srcEnd")
        void testReadStringUnicodeWithMaxLengthAndSrcEnd() {
            testBlock.setUseUnicode(true);

		{
			header: http.Header{
				"Test-1": []string{"123"},
			},
			metadata:   map[string]string{},
			shouldFail: false,
		},
		// Validate that there are all headers extracted
		{
			header: http.Header{
				"X-Amz-Meta-Appid":   []string{"amz-meta"},
				"X-Minio-Meta-Appid": []string{"minio-meta"},
			},
			metadata: map[string]string{
				"X-Amz-Meta-Appid":   "amz-meta",

        // Test case-insensitive string parsing - FALSE
        Map<String, Object> properties = Map.of(Constants.MAVEN_DEPLOY_BUILD_POM, "FALSE");
        assertFalse(Features.deployBuildPom(properties));
    }

    @Test
    void testDeployBuildPomWithStringTrueMixedCase() {
        // Test case-insensitive string parsing - True
        Map<String, Object> properties = Map.of(Constants.MAVEN_DEPLOY_BUILD_POM, "True");

                "alias_priority": alias_priority,
                "validation_alias": validation_alias,
                "serialization_alias": serialization_alias,
                "strict": strict,
                "json_schema_extra": current_json_schema_extra,
            }
        )
        kwargs["pattern"] = pattern or regex

        use_kwargs = {k: v for k, v in kwargs.items() if v is not _Unset}

      @Override
      protected Multiset<String> create(String[] elements) {
        return unmodifiableMultiset(LinkedHashMultiset.create(asList(elements)));
      }

      @Override
      public List<String> order(List<String> insertionOrder) {
        List<String> order = new ArrayList<>();
        for (String s : insertionOrder) {
          int index = order.indexOf(s);

	// and success responses.
	testCases := []struct {
		// Inputs to ListMultipartUploads.
		bucket             string
		prefix             string
		keyMarker          string
		uploadIDMarker     string
		delimiter          string
		maxUploads         string
		accessKey          string
		secretKey          string
		expectedRespStatus int
		shouldPass         bool
	}{
		// Test case - 1.

        }
    }

    static class Versions {

        String releaseVersion = "";

        String releaseTimestamp = "";

        ArtifactRepository releaseRepository;

        String latestVersion = "";

        String latestTimestamp = "";

        ArtifactRepository latestRepository;

        Map<String, ArtifactRepository> versions = new LinkedHashMap<>();
    }