Storm Dragon
66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
package recording
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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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"time"
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)
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func TestNormalizeFormat(t *testing.T) {
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tests := map[string]string{
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"": "flac",
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" FLAC ": "flac",
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".opus": "opus",
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}
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for input, want := range tests {
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if got := NormalizeFormat(input); got != want {
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t.Fatalf("NormalizeFormat(%q) = %q, want %q", input, got, want)
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}
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}
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}
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func TestUniquePathAvoidsCollision(t *testing.T) {
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dir := t.TempDir()
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now := time.Date(2026, 5, 14, 12, 30, 0, 0, time.Local)
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first := filepath.Join(dir, "barnard-recording-20260514-123000.flac")
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if err := os.WriteFile(first, []byte{}, 0600); err != nil {
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t.Fatal(err)
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}
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got := UniquePath(dir, now, "flac")
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want := filepath.Join(dir, "barnard-recording-20260514-123000-2.flac")
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if got != want {
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t.Fatalf("UniquePath() = %q, want %q", got, want)
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}
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}
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func TestNormalizeStereoFrame(t *testing.T) {
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mono := NormalizeStereoFrame([]int16{1, -2}, 3)
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wantMono := []int16{1, 1, -2, -2, 0, 0}
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for i := range wantMono {
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if mono[i] != wantMono[i] {
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t.Fatalf("mono[%d] = %d, want %d", i, mono[i], wantMono[i])
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}
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}
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stereo := NormalizeStereoFrame([]int16{1, 2, 3, 4, 5, 6}, 2)
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wantStereo := []int16{1, 2, 3, 4}
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for i := range wantStereo {
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if stereo[i] != wantStereo[i] {
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t.Fatalf("stereo[%d] = %d, want %d", i, stereo[i], wantStereo[i])
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}
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}
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}
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func TestMixSaturates(t *testing.T) {
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dst := []int16{32000, -32000, 10}
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mix(dst, []int16{2000, -2000, -20})
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want := []int16{32767, -32768, -10}
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for i := range want {
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if dst[i] != want[i] {
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t.Fatalf("dst[%d] = %d, want %d", i, dst[i], want[i])
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}
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}
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}
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