(t *testing.T)
| 53 | } |
| 54 | |
| 55 | func TestDetectGNSSSerialFromEmptyFile(t *testing.T) { |
| 56 | dir := t.TempDir() |
| 57 | sysfsFile := filepath.Join(dir, "ttyGNSS") |
| 58 | require.NoError(t, os.WriteFile(sysfsFile, []byte("\n"), 0o644)) |
| 59 | |
| 60 | _, err := detectGNSSSerialFrom(sysfsFile) |
| 61 | require.Error(t, err) |
| 62 | require.Contains(t, err.Error(), "empty tty device name") |
| 63 | } |
| 64 | |
| 65 | // --- detectGNSSSerialFromGlob (PCI BDF resolver) --- |
| 66 |
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