import java.util.Set;

/**
 * {@link Set} that is case-insensitive.
 *
 * @author higa
 */
public class CaseInsensitiveSet extends AbstractSet<String> implements Set<String>, Serializable {

    static final long serialVersionUID = 0L;

    private transient Map<String, Object> map = new CaseInsensitiveMap<>();

    private static final Object PRESENT = new Object();

    /**
     * Creates a {@link CaseInsensitiveSet}.

     */
    @Rule
    public ExpectedException exception = ExpectedException.none();

    /**
     *
     */
    @Test
    public void testNext() {
        final ArrayIterator<String> itr = new ArrayIterator<String>("a", "b", "c");
        assertThat(itr.next(), equalTo("a"));
        assertThat(itr.next(), equalTo("b"));
        assertThat(itr.next(), equalTo("c"));
    }

    /**
     *
     */

    public String toString() {
        return "Role [name=" + name + "]";
    }

    public Map<String, String> getAttributes() {
        return attributes;
    }

    public void setAttributes(final Map<String, String> attributes) {
        this.attributes = attributes;
    }

    @Override
    public Map<String, Object> toSource() {
        final Map<String, Object> sourceMap = new HashMap<>();
        if (name != null) {

        // nothing
    }

    private String index = null;

    private int size = 10;

    private final List<String> tags = new ArrayList<>();

    private final List<String> roles = new ArrayList<>();

    private final List<String> fields = new ArrayList<>();

    private final List<String> languages = new ArrayList<>();

    private String seed = String.valueOf(System.currentTimeMillis());

func TestLRU_Values(t *testing.T) {
	lc := lru.NewLRU[string, string](3, nil, 0)

	lc.Add("key1", "val1")
	lc.Add("key2", "val2")
	lc.Add("key3", "val3")

	values := lc.Values()
	if !reflect.DeepEqual(values, []string{"val1", "val2", "val3"}) {
		t.Fatalf("values differs from expected")
	}
}

// func TestExpirableMultipleClose(_ *testing.T) {
//	lc :=lru.NewLRU[string, string](10, nil, 0)
//	lc.Close()

    }

    private static String unQuoteUnEscape(final String original) {
        String result = original;

        // Unquote
        if (result.indexOf('\"') >= 0) {
            final Matcher m = QUOTE_REPLACE_PATTERN.matcher(original);
            if (m.matches()) {
                result = m.group(1);
            }

            // Unescape
            if (result.indexOf(ESCAPED_QUOTE) >= 0) {

        String message = "";
        ThemeException exception = new ThemeException(message);

        assertNotNull(exception);
        assertEquals("", exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructorWithMessageAndNullCause() {
        // Test constructor with message and null cause
        String message = "Theme uninstallation failed";

  }

  public void testMarkAndReset() throws IOException {
    String string = "abcdefghijklmnopqrstuvwxyz";
    CharSequenceReader reader = new CharSequenceReader(string);
    assertTrue(reader.markSupported());

    assertEquals(string, readFully(reader));
    assertFullyRead(reader);

    // reset and read again
    reader.reset();
    assertEquals(string, readFully(reader));
    assertFullyRead(reader);

    }

    private final int errorCode;
    private final Severity severity;
    private final Category category;
    private final Map<String, Object> context;
    private final long timestamp;
    private String recoveryHint;

    /**
     * Creates an SMB exception with detailed context
     *
     * @param message the error message
     * @param errorCode the SMB error code

     */
    public static final String TIKA_TESSERACT_CONFIG = "tika.tesseract.config";

    /**
     * PDF config file path.
     */
    public static final String TIKA_PDF_CONFIG = "tika.pdf.config";

    /**
     * A parameter key to normalize a text.
     */
    public static final String NORMALIZE_TEXT = "normalize_text";

    private static final String FILE_PASSWORD = "fess.file.password";