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dex/pkg/flag/base64_test.go

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package flag
import (
"encoding/base64"
"strings"
"testing"
"github.com/kylelemons/godebug/pretty"
)
func TestBase64(t *testing.T) {
toB64 := func(b []byte) string {
return base64.StdEncoding.EncodeToString(b)
}
tests := []struct {
s string
l int
b []byte
wantError bool
}{
{
s: toB64([]byte("123456")),
l: 6,
b: []byte("123456"),
},
{
s: toB64([]byte("123456")),
l: 5,
wantError: true,
},
{
s: "not base64",
l: 5,
wantError: true,
},
}
for i, tt := range tests {
b64 := NewBase64(tt.l)
err := b64.Set(tt.s)
if tt.wantError {
if err == nil {
t.Errorf("case %d: want err, got nil", i)
}
continue
}
if err != nil {
t.Errorf("case %d: unexpected error %q", i, err)
}
if diff := pretty.Compare(tt.b, b64.Bytes()); diff != "" {
t.Errorf("case %d: Compare(want, got) = %v", i,
diff)
}
if b64.String() != tt.s {
t.Errorf("case %d: want=%q, got=%q", i, b64.String(), tt.s)
}
}
}
func TestBase64List(t *testing.T) {
// toCSB64 == to comma separated base 64
toCSB64 := func(bb ...[]byte) string {
ss := []string{}
for _, b := range bb {
ss = append(ss, base64.StdEncoding.EncodeToString(b))
}
return strings.Join(ss, ",")
}
b123 := []byte("123456")
b567 := []byte("567890")
bShort := []byte("1234")
tests := []struct {
s string
l int
bb [][]byte
wantError bool
}{
{
s: toCSB64(b123, b567),
l: 6,
bb: [][]byte{b123, b567},
},
{
s: toCSB64(b123),
l: 6,
bb: [][]byte{b123},
},
{
s: "",
l: 6,
bb: [][]byte{},
},
{
s: toCSB64(b123, bShort),
l: 6,
wantError: true,
},
{
s: toCSB64(bShort, b123),
l: 6,
wantError: true,
},
}
for i, tt := range tests {
b64 := NewBase64List(tt.l)
err := b64.Set(tt.s)
if tt.wantError {
if err == nil {
t.Errorf("case %d: want err, got nil", i)
}
continue
}
if err != nil {
t.Errorf("case %d: unexpected error %q", i, err)
}
if diff := pretty.Compare(tt.bb, b64.BytesSlice()); diff != "" {
t.Errorf("case %d: Compare(want, got) = %v", i,
diff)
}
if b64.String() != tt.s {
t.Errorf("case %d: want=%q, got=%q", i, b64.String(), tt.s)
}
}
}