talk/internal/provider/voices_test.go

package provider

import "testing"

// TestResolveVoicePrecedence pins the documented precedence
// --voice pin > config mapping > repo default > en default.
func TestResolveVoicePrecedence(t *testing.T) {
	cases := []struct {
		name     string
		provider string
		lang     string
		override string
		cfg      map[string]string
		want     string
	}{
		{"default edge de", "edge", "de", "", nil, "de-DE-KatjaNeural"},
		{"default edge en", "edge", "en", "", nil, "en-US-AriaNeural"},
		{"default elevenlabs de (neutral, not private)", "elevenlabs", "de", "", nil, "21m00Tcm4TlvDq8ikWAM"},
		{"default openai en", "openai", "en", "", nil, "alloy"},
		{"mapping beats default", "edge", "de", "", map[string]string{"de": "de-DE-ConradNeural"}, "de-DE-ConradNeural"},
		{"pin beats mapping", "edge", "de", "Pinned", map[string]string{"de": "de-DE-ConradNeural"}, "Pinned"},
		{"unknown language falls back to en default", "edge", "fr", "", nil, "en-US-AriaNeural"},
		{"osbuiltin has no voice IDs", "osbuiltin", "de", "", nil, ""},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			if got := resolveVoice(tc.provider, tc.lang, tc.override, tc.cfg); got != tc.want {
				t.Errorf("resolveVoice = %q, want %q", got, tc.want)
			}
		})
	}
}