func TestEncode(t *testing.T) {
paths := []string{
"meta/testdata/input-SCPAP.flac",
"meta/testdata/input-SCVA.flac",
"meta/testdata/input-SCVPAP.flac",
"meta/testdata/input-VA.flac",
"meta/testdata/silence.flac",
"testdata/19875.flac",
"testdata/44127.flac",
"testdata/59996.flac",
"testdata/80574.flac",
"testdata/172960.flac",
"testdata/189983.flac",
"testdata/191885.flac",
"testdata/212768.flac",
"testdata/220014.flac",
"testdata/243749.flac",
"testdata/256529.flac",
"testdata/257344.flac",
"testdata/love.flac",
}
for _, path := range paths {
// Decode source file.
stream, err := flac.ParseFile(path)
if err != nil {
t.Errorf("%q: unable to parse FLAC file; %v", path, err)
continue
}
defer stream.Close()
// Encode FLAC stream.
out := new(bytes.Buffer)
if err := flac.Encode(out, stream); err != nil {
t.Errorf("%q: unable to encode FLAC stream; %v", path, err)
continue
}
// Compare source and destination FLAC streams.
want, err := ioutil.ReadFile(path)
if err != nil {
t.Errorf("%q: unable to read file; %v", path, err)
continue
}
got := out.Bytes()
if !bytes.Equal(got, want) {
t.Errorf("%q: content mismatch; expected % X, got % X", path, want, got)
continue
}
}
}
func TestEncodeComment(t *testing.T) {
// Decode FLAC file.
src, err := flac.ParseFile("testdata/love.flac")
if err != nil {
t.Fatalf("unable to parse input FLAC file; %v", err)
}
defer src.Close()
// Add custom vorbis comment.
const want = "FLAC encoding test case"
for _, block := range src.Blocks {
if comment, ok := block.Body.(*meta.VorbisComment); ok {
comment.Vendor = want
}
}
// Encode FLAC file.
out := new(bytes.Buffer)
if err := flac.Encode(out, src); err != nil {
t.Fatalf("unable to encode FLAC file; %v", err)
}
stream, err := flac.Parse(out)
if err != nil {
t.Fatalf("unable to parse output FLAC file; %v", err)
}
defer stream.Close()
// Add custom vorbis comment.
for _, block := range stream.Blocks {
if comment, ok := block.Body.(*meta.VorbisComment); ok {
got := comment.Vendor
if got != want {
t.Errorf("Vorbis comment mismatch; expected %q, got %q", want, got)
continue
}
}
}
}