forked from lug/matterbridge
Use mod vendor for vendored directory (backwards compatible)
This commit is contained in:
Wim
180
vendor/golang.org/x/text/encoding/internal/enctest/enctest.go
generated
vendored
180
vendor/golang.org/x/text/encoding/internal/enctest/enctest.go
generated
vendored
@@ -1,180 +0,0 @@
|
||||
// Copyright 2017 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
package enctest
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
"io"
|
||||
"io/ioutil"
|
||||
"strings"
|
||||
"testing"
|
||||
|
||||
"golang.org/x/text/encoding"
|
||||
"golang.org/x/text/encoding/internal/identifier"
|
||||
"golang.org/x/text/transform"
|
||||
)
|
||||
|
||||
// Encoder or Decoder
|
||||
type Transcoder interface {
|
||||
transform.Transformer
|
||||
Bytes([]byte) ([]byte, error)
|
||||
String(string) (string, error)
|
||||
}
|
||||
|
||||
func TestEncoding(t *testing.T, e encoding.Encoding, encoded, utf8, prefix, suffix string) {
|
||||
for _, direction := range []string{"Decode", "Encode"} {
|
||||
t.Run(fmt.Sprintf("%v/%s", e, direction), func(t *testing.T) {
|
||||
|
||||
var coder Transcoder
|
||||
var want, src, wPrefix, sPrefix, wSuffix, sSuffix string
|
||||
if direction == "Decode" {
|
||||
coder, want, src = e.NewDecoder(), utf8, encoded
|
||||
wPrefix, sPrefix, wSuffix, sSuffix = "", prefix, "", suffix
|
||||
} else {
|
||||
coder, want, src = e.NewEncoder(), encoded, utf8
|
||||
wPrefix, sPrefix, wSuffix, sSuffix = prefix, "", suffix, ""
|
||||
}
|
||||
|
||||
dst := make([]byte, len(wPrefix)+len(want)+len(wSuffix))
|
||||
nDst, nSrc, err := coder.Transform(dst, []byte(sPrefix+src+sSuffix), true)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
if nDst != len(wPrefix)+len(want)+len(wSuffix) {
|
||||
t.Fatalf("nDst got %d, want %d",
|
||||
nDst, len(wPrefix)+len(want)+len(wSuffix))
|
||||
}
|
||||
if nSrc != len(sPrefix)+len(src)+len(sSuffix) {
|
||||
t.Fatalf("nSrc got %d, want %d",
|
||||
nSrc, len(sPrefix)+len(src)+len(sSuffix))
|
||||
}
|
||||
if got := string(dst); got != wPrefix+want+wSuffix {
|
||||
t.Fatalf("\ngot %q\nwant %q", got, wPrefix+want+wSuffix)
|
||||
}
|
||||
|
||||
for _, n := range []int{0, 1, 2, 10, 123, 4567} {
|
||||
input := sPrefix + strings.Repeat(src, n) + sSuffix
|
||||
g, err := coder.String(input)
|
||||
if err != nil {
|
||||
t.Fatalf("Bytes: n=%d: %v", n, err)
|
||||
}
|
||||
if len(g) == 0 && len(input) == 0 {
|
||||
// If the input is empty then the output can be empty,
|
||||
// regardless of whatever wPrefix is.
|
||||
continue
|
||||
}
|
||||
got1, want1 := string(g), wPrefix+strings.Repeat(want, n)+wSuffix
|
||||
if got1 != want1 {
|
||||
t.Fatalf("ReadAll: n=%d\ngot %q\nwant %q",
|
||||
n, trim(got1), trim(want1))
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestFile(t *testing.T, e encoding.Encoding) {
|
||||
for _, dir := range []string{"Decode", "Encode"} {
|
||||
t.Run(fmt.Sprintf("%s/%s", e, dir), func(t *testing.T) {
|
||||
dst, src, transformer, err := load(dir, e)
|
||||
if err != nil {
|
||||
t.Fatalf("load: %v", err)
|
||||
}
|
||||
buf, err := transformer.Bytes(src)
|
||||
if err != nil {
|
||||
t.Fatalf("transform: %v", err)
|
||||
}
|
||||
if !bytes.Equal(buf, dst) {
|
||||
t.Error("transformed bytes did not match golden file")
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func Benchmark(b *testing.B, enc encoding.Encoding) {
|
||||
for _, direction := range []string{"Decode", "Encode"} {
|
||||
b.Run(fmt.Sprintf("%s/%s", enc, direction), func(b *testing.B) {
|
||||
_, src, transformer, err := load(direction, enc)
|
||||
if err != nil {
|
||||
b.Fatal(err)
|
||||
}
|
||||
b.SetBytes(int64(len(src)))
|
||||
b.ResetTimer()
|
||||
for i := 0; i < b.N; i++ {
|
||||
r := transform.NewReader(bytes.NewReader(src), transformer)
|
||||
io.Copy(ioutil.Discard, r)
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
// testdataFiles are files in testdata/*.txt.
|
||||
var testdataFiles = []struct {
|
||||
mib identifier.MIB
|
||||
basename, ext string
|
||||
}{
|
||||
{identifier.Windows1252, "candide", "windows-1252"},
|
||||
{identifier.EUCPkdFmtJapanese, "rashomon", "euc-jp"},
|
||||
{identifier.ISO2022JP, "rashomon", "iso-2022-jp"},
|
||||
{identifier.ShiftJIS, "rashomon", "shift-jis"},
|
||||
{identifier.EUCKR, "unsu-joh-eun-nal", "euc-kr"},
|
||||
{identifier.GBK, "sunzi-bingfa-simplified", "gbk"},
|
||||
{identifier.HZGB2312, "sunzi-bingfa-gb-levels-1-and-2", "hz-gb2312"},
|
||||
{identifier.Big5, "sunzi-bingfa-traditional", "big5"},
|
||||
{identifier.UTF16LE, "candide", "utf-16le"},
|
||||
{identifier.UTF8, "candide", "utf-8"},
|
||||
{identifier.UTF32BE, "candide", "utf-32be"},
|
||||
|
||||
// GB18030 is a superset of GBK and is nominally a Simplified Chinese
|
||||
// encoding, but it can also represent the entire Basic Multilingual
|
||||
// Plane, including codepoints like 'â' that aren't encodable by GBK.
|
||||
// GB18030 on Simplified Chinese should perform similarly to GBK on
|
||||
// Simplified Chinese. GB18030 on "candide" is more interesting.
|
||||
{identifier.GB18030, "candide", "gb18030"},
|
||||
}
|
||||
|
||||
func load(direction string, enc encoding.Encoding) ([]byte, []byte, Transcoder, error) {
|
||||
basename, ext, count := "", "", 0
|
||||
for _, tf := range testdataFiles {
|
||||
if mib, _ := enc.(identifier.Interface).ID(); tf.mib == mib {
|
||||
basename, ext = tf.basename, tf.ext
|
||||
count++
|
||||
}
|
||||
}
|
||||
if count != 1 {
|
||||
if count == 0 {
|
||||
return nil, nil, nil, fmt.Errorf("no testdataFiles for %s", enc)
|
||||
}
|
||||
return nil, nil, nil, fmt.Errorf("too many testdataFiles for %s", enc)
|
||||
}
|
||||
dstFile := fmt.Sprintf("../testdata/%s-%s.txt", basename, ext)
|
||||
srcFile := fmt.Sprintf("../testdata/%s-utf-8.txt", basename)
|
||||
var coder Transcoder = encoding.ReplaceUnsupported(enc.NewEncoder())
|
||||
if direction == "Decode" {
|
||||
dstFile, srcFile = srcFile, dstFile
|
||||
coder = enc.NewDecoder()
|
||||
}
|
||||
dst, err := ioutil.ReadFile(dstFile)
|
||||
if err != nil {
|
||||
if dst, err = ioutil.ReadFile("../" + dstFile); err != nil {
|
||||
return nil, nil, nil, err
|
||||
}
|
||||
}
|
||||
src, err := ioutil.ReadFile(srcFile)
|
||||
if err != nil {
|
||||
if src, err = ioutil.ReadFile("../" + srcFile); err != nil {
|
||||
return nil, nil, nil, err
|
||||
}
|
||||
}
|
||||
return dst, src, coder, nil
|
||||
}
|
||||
|
||||
func trim(s string) string {
|
||||
if len(s) < 120 {
|
||||
return s
|
||||
}
|
||||
return s[:50] + "..." + s[len(s)-50:]
|
||||
}
|
||||
Reference in New Issue
Block a user