Files
proton-bridge/pkg/message/parser/parser_test.go
2020-09-11 11:41:02 +02:00

83 lines
1.6 KiB
Go

package parser
import (
"io"
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func newTestParser(t *testing.T, msg string) *Parser {
r := f(msg)
p, err := New(r)
require.NoError(t, err)
return p
}
func TestParserSpecifiedLatin1Charset(t *testing.T) {
p := newTestParser(t, "text_plain_latin1.eml")
checkBodies(t, p, "ééééééé")
}
func TestParserUnspecifiedLatin1Charset(t *testing.T) {
p := newTestParser(t, "text_plain_unknown_latin1.eml")
checkBodies(t, p, "ééééééé")
}
func TestParserSpecifiedLatin2Charset(t *testing.T) {
p := newTestParser(t, "text_plain_latin2.eml")
checkBodies(t, p, "řšřšřš")
}
func TestParserEmbeddedLatin2Charset(t *testing.T) {
p := newTestParser(t, "text_html_embedded_latin2_encoding.eml")
checkBodies(t, p, `<html><head><meta charset="ISO-8859-2"></head><body>latin2 řšřš</body></html>`)
}
func f(filename string) io.ReadCloser {
f, err := os.Open(filepath.Join("testdata", filename))
if err != nil {
panic(err)
}
return f
}
func s(filename string) string {
b, err := ioutil.ReadAll(f(filename))
if err != nil {
panic(err)
}
return string(b)
}
func checkBodies(t *testing.T, p *Parser, wantBodies ...string) {
var partBodies, expectedBodies [][]byte
require.NoError(t, p.NewWalker().RegisterDefaultHandler(func(p *Part) (err error) {
if p.Body != nil {
partBodies = append(partBodies, p.Body)
}
return
}).Walk())
for _, body := range wantBodies {
expectedBodies = append(expectedBodies, []byte(body))
}
assert.ElementsMatch(t, expectedBodies, partBodies)
}