Exit on fatal microphone device errors

client_notification_test.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"fmt"
 	"io"
 	"strings"
 	"testing"
@@ -8,10 +9,24 @@ import (
 	"unicode/utf8"
 
 	"git.stormux.org/storm/barnard/gumble/gumble"
+	"git.stormux.org/storm/barnard/gumble/gumbleopenal"
 )
 
 // Regression: HTML escaping left terminal control sequences in server text,
 // allowing ANSI/OSC sequences to alter the terminal that rendered it.
+// Regression: a capture-device open error left the application alive with no
+// usable microphone. These errors are fatal and use the post-TUI stderr path.
+func TestFatalAudioOpenError(t *testing.T) {
+	for _, err := range []error{gumbleopenal.ErrMic, gumbleopenal.ErrInputDevice, gumbleopenal.ErrOutputDevice, fmt.Errorf("wrapped: %w", gumbleopenal.ErrMic)} {
+		if !fatalAudioOpenError(err) {
+			t.Fatalf("%v was not fatal", err)
+		}
+	}
+	if fatalAudioOpenError(gumbleopenal.ErrState) {
+		t.Fatal("state error should remain recoverable")
+	}
+}
+
 func TestEscRemovesTerminalControlSequences(t *testing.T) {
 	got := esc("name\x1b]0;spoof\a\x7f\u202e")
 	if got != "name]0;spoof" {