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package base85
import (
"fmt"
"testing"
"github.com/google/go-cmp/cmp"
)
var _ = fmt.Print
type pair struct {
src, encoded string
}
func TestBase85(t *testing.T) {
dst, dst2 := [8]byte{}, [8]byte{}
decode := decoder_array()
var el int
for _, x := range []string{"M", "Ma", "Man", "Man "} {
a := []byte(x)
if el = encodeChunk(dst[:], a); el != EncodedLen(len(a)) {
t.Fatalf("Encoded len for %#v wrong: %d != %d", x, el, EncodedLen(len(a)))
}
encoded := dst[:el]
dl, bad_idx := decodeChunk(decode, dst2[:], encoded)
if bad_idx != 0 {
t.Fatalf("Decode for %#v returned bad data at: %d (%#v)", x, bad_idx, encoded)
}
if dl != DecodedLen(len(encoded)) {
t.Fatalf("Decoded len for %#v wrong: %d != %d", x, dl, DecodedLen(len(a)))
}
decoded := string(dst2[:dl])
if diff := cmp.Diff(x, decoded); diff != "" {
t.Fatalf("Roundtrip failed for %#v: %s", x, diff)
}
}
for _, p := range []pair{
{"M", "O#"},
{"Manual", "O<`_zVQc"},
{
"Man is distinguished, not only by his reason, but by this singular passion from " +
"other animals, which is a lust of the mind, that by a perseverance of delight in " +
"the continued and indefatigable generation of knowledge, exceeds the short " +
"vehemence of any carnal pleasure.",
"O<`^zX>%ZCX>)XGZfA9Ab7*B`EFf-gbRchTY<VDJc_3(Mb0BhMVRLV8EFfZabRc4RAarPHb0BkRZfA9DVR9gFVRLh7Z*CxFa&K)QZ**v7av))DX>DO_b1WctXlY|;AZc?TVIXXEb95kYW*~HEWgu;7Ze%PVbZB98AYyqSVIXj2a&u*NWpZI|V`U(3W*}r`Y-wj`bRcPNAarPDAY*TCbZKsNWn>^>Ze$>7Ze(R<VRUI{VPb4$AZKN6WpZJ3X>V>IZ)PBCZf|#NWn^b%EFfigV`XJzb0BnRWgv5CZ*p`Xc4cT~ZDnp_Wgu^6AYpEKAY);2ZeeU7aBO8^b9HiME&",
},
} {
q := EncodeToString([]byte(p.src))
if diff := cmp.Diff(p.encoded, q); diff != "" {
t.Fatalf("Incorrect encoding of: %#v\n%s", p.src, diff)
}
sc, err := DecodeString(q)
if err != nil {
t.Fatalf("Failed to decode %#v with error: %s", p.src, err)
}
if diff := cmp.Diff(p.src, string(sc)); diff != "" {
t.Fatalf("Failed to roundtrip %#v\n%s", p.src, diff)
}
}
}
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