public void testJoin() {
    assertThat(Doubles.join(",", EMPTY)).isEmpty();
    assertThat(Doubles.join(",", ARRAY1)).isEqualTo("1.0");
    assertThat(Doubles.join(",", (double) 1, (double) 2)).isEqualTo("1.0,2.0");
    assertThat(Doubles.join("", (double) 1, (double) 2, (double) 3)).isEqualTo("1.02.03.0");
  }

  public void testJoinNonTrivialDoubles() {
    assertThat(Doubles.join(",", EMPTY)).isEmpty();

	// Fetch TLS key and pem files from test-data/ directory.
	//	dir, _ := os.Getwd()
	//	testDataDir := filepath.Join(filepath.Dir(dir), "test-data")
	//
	//	pemFile := filepath.Join(testDataDir, "server.pem")
	//	keyFile := filepath.Join(testDataDir, "server.key")
	cer, err := tls.X509KeyPair(cert, key)
	if err != nil {
		t.Fatalf("Failed to load certificate: %v", err)
	}

  </a>
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    <img src="https://img.shields.io/badge/Slack-Join%20the%20Community-brightgreen?style=flat&logo=slack" alt="Join the Gradle Community Slack">
  </a>
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func getSignedHeaders(signedHeaders http.Header) string {
	var headers []string
	for k := range signedHeaders {
		headers = append(headers, strings.ToLower(k))
	}
	sort.Strings(headers)
	return strings.Join(headers, ";")
}

// getCanonicalRequest generate a canonical request of style
//
// canonicalRequest =
//
//	<HTTPMethod>\n
//	<CanonicalURI>\n
//	<CanonicalQueryString>\n
//	<CanonicalHeaders>\n

}

// ColumnName convert string to column name
func (ns NamingStrategy) ColumnName(table, column string) string {
	return ns.toDBName(column)
}

// JoinTableName convert string to join table name
func (ns NamingStrategy) JoinTableName(str string) string {
	if !ns.NoLowerCase && strings.ToLower(str) == str {
		return ns.TablePrefix + str
	}

	if ns.SingularTable {

	}
	if err = os.WriteFile(filepath.Join(dir, "root-cert.pem"), []byte(rootCert.Data[constants.CACertNamespaceConfigMapDataName]), filePerms); err != nil {
		return err
	}

	serviceAccount := wg.Spec.Template.ServiceAccount
	tokenPath := filepath.Join(dir, "istio-token")
	token := &authenticationv1.TokenRequest{

		}
		if file.Mode()&os.ModeSymlink == os.ModeSymlink {
			file, err = Stat(filepath.Join(root.Name(), file.Name()))
			if err != nil {
				// not accessible ignore
				continue
			}
			if !file.IsDir() {
				continue
			}
		}

		var (
			certFile = filepath.Join(root.Name(), file.Name(), publicCertFile)
			keyFile  = filepath.Join(root.Name(), file.Name(), privateKeyFile)
		)

                }
            });
        }

        for (Thread th : threads) {
            th.start();
        }
        for (Thread th : threads) {
            th.join();
        }
        assertEquals(num, count.get());
        assertEquals(num, valueSet.size());

        Set<String> valueSet2 = Collections.synchronizedSet(new HashSet<>());
        threads = new Thread[threadNum];

    assertSame(defaultThread.getUncaughtExceptionHandler(), thread.getUncaughtExceptionHandler());

    assertFalse(completed);
    thread.start();
    thread.join();
    assertTrue(completed);

    // Creating a new thread from the same ThreadFactory will have the same
    // pool ID but a thread ID of 2.
    Thread thread2 = threadFactory.newThread(monitoredRunnable);

        .isEqualTo("I bet you didn't think Thread.interrupt could throw");
    // We need to wait for the runner to exit.  It used to be that the runner would get stuck in the
    // busy loop when interrupt threw.
    runner.join(SECONDS.toMillis(10));
  }

  static final class BrokenChannel extends AbstractInterruptibleChannel {
    @Override
    protected void implCloseChannel() {