Object[] elements = collection.toArray();
    switch (elements.length) {
      case 0:
        return of();
      case 1:
        @SuppressWarnings("unchecked") // safe because it came from `collection`
        E element = (E) elements[0];
        return of(element);
      default:

     * env.PATH}. Unlike native environment variables, properties are always case-sensitive. For the sake of
     * determinism, the environment variable names will be normalized to upper case on platforms with case-insensitive
     * variable lookup.
     *
     * @param props The properties to add the environment variables to, may be {@code null}.
     */

import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * Unit test for simple App.
 */
public class AppTest
    extends TestCase
{
    /**
     * Create the test case
     *
     * @param testName name of the test case
     */
    public AppTest( String testName )
    {
        super( testName );
    }

    /**
     * @return the suite of tests being tested
     */

		}
		// Read resync meta header
		switch binary.LittleEndian.Uint16(data[0:2]) {
		case healMRFMetaFormat:
		default:
			return fmt.Errorf("heal mrf: unknown format: %d", binary.LittleEndian.Uint16(data[0:2]))
		}
		switch binary.LittleEndian.Uint16(data[2:4]) {
		case healMRFMetaVersionV1:
		default:
			return fmt.Errorf("heal mrf: unknown version: %d", binary.LittleEndian.Uint16(data[2:4]))

   * message buffer will be rejected and trigger a [graceful shutdown][close] of this web socket.
   * This method returns false in that case, and in any other case where this web socket is closing,
   * closed, or canceled.
   *
   * This method returns immediately.
   */
  fun send(text: String): Boolean

  /**

				i++
				continue
			}
			if start < i {
				dst.WriteString(s[start:i])
			}
			dst.WriteByte('\\')
			switch b {
			case '\\', '"':
				dst.WriteByte(b)
			case '\n':
				dst.WriteByte('n')
			case '\r':
				dst.WriteByte('r')
			case '\t':
				dst.WriteByte('t')
			default:
				// This encodes bytes < 0x20 except for \t, \n and \r.

			return false, errNotConnected
		}
		return false, err
	}
	tokens := strings.Fields(target.args.AuthToken)
	switch len(tokens) {
	case 2:
		req.Header.Set("Authorization", target.args.AuthToken)
	case 1:
		req.Header.Set("Authorization", "Bearer "+target.args.AuthToken)
	}

	resp, err := target.httpClient.Do(req)
	if err != nil {
		if xnet.IsNetworkOrHostDown(err, true) {

		expectErr := (err != nil)

		if expectErr != testCase.expectErr {
			t.Fatalf("case %v: error: expected: %v, got: %v\n", i+1, testCase.expectErr, expectErr)
		}

		if !testCase.expectErr {
			if !reflect.DeepEqual(result, testCase.expectedResult) {
				t.Fatalf("case %v: result: expected: %+v, got: %+v\n", i+1, testCase.expectedResult, result)
			}
		}
	}
}

			// unconsumedTimer fires.
			select {
			// Check after a second
			case <-time.After(time.Second):
				h.mutex.Unlock()
				continue

			case <-h.ctx.Done():
				h.mutex.Unlock()
				// discard result and return.
				return errHealStopSignalled

			// Timeout if no results consumed for too long.
			case <-unconsumedTimer.C:
				h.mutex.Unlock()
				return errHealIdleTimeout
			}
		}

	//	":9000"
	//	"localhost:9000"
	//	"localhost" <- in this case, we check for scheme

	host, port, err := net.SplitHostPort(addr)
	if err != nil {
		if !strings.Contains(err.Error(), "missing port in address") {
			return "", "", err
		}

		host = addr

		switch scheme {
		case "https":
			port = "443"
		case "http":
			port = "80"
		default: