with client.websocket_connect("/prefix/") as websocket:
        data = websocket.receive_text()
        assert data == "Hello, router with prefix!"


def test_native_prefix_router():
    client = TestClient(app)
    with client.websocket_connect("/native/") as websocket:
        data = websocket.receive_text()
        assert data == "Hello, router with native prefix!"


def test_router2():

}

// pastPrefix returns true if the given prefix is before start of the block.
func (b metacacheBlock) pastPrefix(prefix string) bool {
	if prefix == "" || strings.HasPrefix(b.First, prefix) {
		return false
	}
	// We have checked if prefix matches, so we can do direct compare.
	return b.First > prefix
}

// endedPrefix returns true if the given prefix ends within the block.

@router.get("")
def get_empty():
    return ["OK"]


app.include_router(router, prefix="/prefix")


client = TestClient(app)


def test_use_empty():
    with client:
        response = client.get("/prefix")
        assert response.status_code == 200, response.text
        assert response.json() == ["OK"]

        response = client.get("/prefix/")
        assert response.status_code == 200, response.text

package event

import (
	"strings"

	"github.com/minio/pkg/v3/wildcard"
)

// NewPattern - create new pattern for prefix/suffix.
func NewPattern(prefix, suffix string) (pattern string) {
	if prefix != "" {
		if !strings.HasSuffix(prefix, "*") {
			prefix += "*"
		}

		pattern = prefix
	}

	if suffix != "" {
		if !strings.HasPrefix(suffix, "*") {
			suffix = "*" + suffix
		}

		pattern += suffix

            if (pagingQueryList != null) {
                final String prefix;
                if (query != null) {
                    prefix = "ex_q=" + query.split(":")[0] + "%3A";
                } else {
                    prefix = null;
                }
                return pagingQueryList.stream().filter(s -> prefix == null || !s.startsWith(prefix))
                        .collect(Collectors.joining("&", "&", StringUtil.EMPTY));

	flag.StringVar(&secretKey, "secret-key", "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG", "S3 Secret Key")
	flag.StringVar(&bucket, "bucket", "", "Select a specific bucket")
	flag.StringVar(&prefix, "prefix", "", "Select a prefix")
	flag.BoolVar(&debug, "debug", false, "Prints HTTP network calls to S3 endpoint")
	flag.BoolVar(&versions, "versions", false, "Verify all versions")

func checkListObjsArgs(ctx context.Context, bucket, prefix, marker string) error {
	// Verify if bucket is valid.
	if !isMinioMetaBucketName(bucket) && s3utils.CheckValidBucketNameStrict(bucket) != nil {
		return BucketNameInvalid{Bucket: bucket}
	}

	// Validates object prefix validity after bucket exists.
	if !IsValidObjectPrefix(prefix) {
		return ObjectNameInvalid{
			Bucket: bucket,
			Object: prefix,
		}
	}
	return nil
}

	return "hello" + string(es), nil
}

type CustomSerializer struct {
	prefix []byte
}

func NewCustomSerializer(prefix string) *CustomSerializer {
	return &CustomSerializer{prefix: []byte(prefix)}
}

func (c *CustomSerializer) Scan(ctx context.Context, field *schema.Field, dst reflect.Value, dbValue interface{}) (err error) {

				})
			}

			return listerAt(files), nil
		}

		prefix = retainSlash(prefix)

		for object := range clnt.ListObjects(r.Context(), bucket, minio.ListObjectsOptions{
			Prefix:    prefix,
			Recursive: false,
		}) {
			if object.Err != nil {
				return nil, object.Err
			}

			if object.Key == prefix {
				continue
			}

			isDir := strings.HasSuffix(object.Key, SlashSeparator)

  """Check the variable name against white/black lists."""
  if blacklist and var_name in blacklist:
    return False
  if not whitelist_prefix:
    return True

  for prefix in whitelist_prefix:
    if var_name.startswith(prefix):
      return True
  return False


def main(parsed_args: argparse.Namespace):
  converted_vars = {}

  for var, value in os.environ.items():