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device/alsa: check error
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@ -70,6 +70,9 @@ func TestDevice(t *testing.T) {
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}
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cs := ai.DataSize()
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lexer, err := codecutil.NewByteLexer(cs)
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if err != nil {
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t.Fatalf("unexpected error creating byte lexer: %v", err)
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}
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go lexer.Lex(ioutil.Discard, ai, time.Duration(c.RecPeriod*float64(time.Second)))
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time.Sleep(time.Duration(c.RecPeriod*float64(time.Second)) * time.Duration(n))
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ai.Stop()
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