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- package test
- import (
- "bytes"
- "encoding"
- "encoding/base64"
- "strings"
- )
- func init() {
- testCases = append(testCases,
- (*StringTextMarshaler)(nil),
- )
- }
- // StringTextMarshaler TEST ONLY
- type StringTextMarshaler string
- func (m StringTextMarshaler) encode(str string) string {
- buf := bytes.Buffer{}
- b64 := base64.NewEncoder(base64.StdEncoding, &buf)
- if _, err := b64.Write([]byte(str)); err != nil {
- panic(err)
- }
- if err := b64.Close(); err != nil {
- panic(err)
- }
- return buf.String()
- }
- func (m StringTextMarshaler) decode(str string) string {
- if len(str) == 0 {
- return ""
- }
- b64 := base64.NewDecoder(base64.StdEncoding, strings.NewReader(str))
- bs := make([]byte, len(str))
- if n, err := b64.Read(bs); err != nil {
- panic(err)
- } else {
- bs = bs[:n]
- }
- return string(bs)
- }
- // MarshalText TEST ONLY
- func (m StringTextMarshaler) MarshalText() ([]byte, error) {
- return []byte(`MANUAL__` + m.encode(string(m))), nil
- }
- // UnmarshalText TEST ONLY
- func (m *StringTextMarshaler) UnmarshalText(text []byte) error {
- *m = StringTextMarshaler(m.decode(strings.TrimPrefix(string(text), "MANUAL__")))
- return nil
- }
- var _ encoding.TextMarshaler = *new(StringTextMarshaler)
- var _ encoding.TextUnmarshaler = new(StringTextMarshaler)
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