{"Trim", "\u2C6F\u2C6F\u0250\u0250\u2C6F\u2C6F", "\u2C6F", "\u0250\u0250"},
	{"Trim", "\x80test\xff", "\xff", "test"},
	{"Trim", " Ġ ", " ", "Ġ"},
	{"Trim", " Ġİ0", "0 ", "Ġİ"},
	//empty string tests
	{"Trim", "abba", "", "abba"},
	{"Trim", "", "123", ""},
	{"Trim", "", "", ""},
	{"TrimLeft", "abba", "", "abba"},
	{"TrimLeft", "", "123", ""},
	{"TrimLeft", "", "", ""},
	{"TrimRight", "abba", "", "abba"},

		"substring('abcd' from 2)",
		"substring('abcd' , 2 , 2)",

		"substring('abcd' , 22 )",
		"trim('  aab  ')",
		"trim(leading from '  aab  ')",
		"trim(trailing from '  aab  ')",
		"trim(both from '  aab  ')",

		"trim(both '12' from '  aab  ')",
		"trim(leading '12' from '  aab  ')",
		"trim(trailing '12' from '  aab  ')",
		"count(23)",
	}
	for i, tc := range validCases {

package sql

import (
	"errors"
	"strings"
)

var (
	errMalformedEscapeSequence  = errors.New("Malformed escape sequence in LIKE clause")
	errInvalidTrimArg           = errors.New("Trim argument is invalid - this should not happen")
	errInvalidSubstringIndexLen = errors.New("Substring start index or length falls outside the string")
)

const (
	percent    rune = '%'
	underscore rune = '_'

	for k, v := range wh {
		respHeader[k] = strings.Join(v, ",")
	}
	entry.RespHeader = respHeader

	if etag := respHeader[xhttp.ETag]; etag != "" {
		respHeader[xhttp.ETag] = strings.Trim(etag, `"`)
	}

	return entry

		} else {
			args[key] = values
		}
	}

	// JWT specific values
	//
	// Add all string claims
	for k, v := range claims {
		vStr, ok := v.(string)
		if ok {
			// Trim any LDAP specific prefix
			args[strings.ToLower(strings.TrimPrefix(k, "ldap"))] = []string{vStr}
		}
	}

	// Add groups claim which could be a list. This will ensure that the claim
	// `jwt:groups` works.

		ret.FieldsPerRecord = -1
		// If LazyQuotes is true, a quote may appear in an unquoted field and a
		// non-doubled quote may appear in a quoted field.
		ret.LazyQuotes = true
		// We do not trim leading space to keep consistent with s3.
		ret.TrimLeadingSpace = false
		ret.ReuseRecord = true
		return ret
	}

	return r, r.startReaders(newCsvReader)

		if match := forRegex.FindStringSubmatch(fwd); len(match) > 1 {
			// IPv6 addresses in Forwarded headers are quoted-strings. We strip
			// these quotes.
			addr = strings.Trim(match[1], `"`)
		}
	}

	return addr
}

// GetSourceIPRaw retrieves the IP from the request headers
// and falls back to r.RemoteAddr when necessary.
// however returns without bracketing.

			extractedSignedHeaders.Set(header, strconv.FormatInt(r.ContentLength, 10))
		default:
			return nil, ErrUnsignedHeaders
		}
	}
	return extractedSignedHeaders, ErrNone
}

// Trim leading and trailing spaces and replace sequential spaces with one space, following Trimall()
// in http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
func signV4TrimAll(input string) string {

	}
	// If none left...
	if len(newKeys) == 0 {
		*x = nil
		return true
	}

	// Reserialize...
	x.serialize(plSize, newKeys, newVals)
	return true
}

// xlMetaV2TrimData will trim any data from the metadata without unmarshalling it.
// If any error occurs the unmodified data is returned.
func xlMetaV2TrimData(buf []byte) []byte {
	metaBuf, min, maj, err := checkXL2V1(buf)
	if err != nil {

		}
	}

	if contentEncoding, ok := metadata[strings.ToLower(xhttp.ContentEncoding)]; ok {
		contentEncoding = trimAwsChunkedContentEncoding(contentEncoding)
		if contentEncoding != "" {
			// Make sure to trim and save the content-encoding
			// parameter for a streaming signature which is set
			// to a custom value for example: "aws-chunked,gzip".
			metadata[strings.ToLower(xhttp.ContentEncoding)] = contentEncoding
		} else {