mirror of
https://github.com/zarzet/SpotiFLAC-Mobile.git
synced 2026-07-06 20:57:57 +02:00
zarzet
ccc93f881a
FFmpeg's MP4 muxer drops ISRC and label, so write them as iTunes freeform atoms natively after every M4A embed pass. The metadata screen now reads all edited fields from the file on load (file is the source of truth), fixing edited values reverting to stale cached values after reopening.
69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package gobackend
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import (
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"os"
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"path/filepath"
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"testing"
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)
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func TestEditM4AFreeformTextWritesISRCAndLabel(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "track.m4a")
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ilst := buildM4ATextTag("\xa9nam", "Title")
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if err := os.WriteFile(path, buildM4AFileWithIlst(ilst, true), 0600); err != nil {
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t.Fatal(err)
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}
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if err := EditM4AFreeformText(path, map[string]string{
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"isrc": "USRC17607839",
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"label": "Some Label",
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}); err != nil {
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t.Fatalf("EditM4AFreeformText: %v", err)
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}
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meta, err := ReadM4ATags(path)
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if err != nil {
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t.Fatalf("ReadM4ATags: %v", err)
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}
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if meta.ISRC != "USRC17607839" {
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t.Fatalf("ISRC = %q, want USRC17607839", meta.ISRC)
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}
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if meta.Label != "Some Label" {
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t.Fatalf("Label = %q, want Some Label", meta.Label)
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}
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if meta.Title != "Title" {
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t.Fatalf("Title = %q, want Title (existing tag must survive)", meta.Title)
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}
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}
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func TestEditM4AFreeformTextReplacesExisting(t *testing.T) {
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dir := t.TempDir()
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path := filepath.Join(dir, "track.m4a")
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ilst := buildM4ATextTag("\xa9nam", "Title")
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ilst = append(ilst, buildM4AFreeformAtom("ISRC", "OLDISRC00001")...)
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ilst = append(ilst, buildM4AFreeformAtom("LABEL", "Old Label")...)
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if err := os.WriteFile(path, buildM4AFileWithIlst(ilst, true), 0600); err != nil {
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t.Fatal(err)
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}
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if err := EditM4AFreeformText(path, map[string]string{
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"isrc": "NEWISRC00002",
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"label": "",
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}); err != nil {
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t.Fatalf("EditM4AFreeformText: %v", err)
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}
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meta, err := ReadM4ATags(path)
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if err != nil {
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t.Fatalf("ReadM4ATags: %v", err)
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}
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if meta.ISRC != "NEWISRC00002" {
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t.Fatalf("ISRC = %q, want NEWISRC00002", meta.ISRC)
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}
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if meta.Label != "" {
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t.Fatalf("Label = %q, want empty (cleared)", meta.Label)
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}
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}
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