export declare type VoiceConnectionState = "connecting" | "connected" | "disconnected" | "unsupported-client" | "unsupported-server" | "failed";
export declare type TestState = {
    state: "initializing" | "running" | "stopped" | "microphone-invalid" | "unsupported";
} | {
    state: "start-failed";
    error: string;
} | {
    state: "muted";
    microphone: boolean;
    speaker: boolean;
};
export interface EchoTestEvents {
    action_troubleshooting_finished: {
        status: "test-again" | "aborted";
    };
    action_close: {};
    action_test_result: {
        status: "success" | "fail";
    };
    action_open_microphone_settings: {};
    action_toggle_tests: {
        enabled: boolean;
    };
    action_start_test: {};
    action_stop_test: {};
    action_unmute: {};
    query_voice_connection_state: {};
    query_test_state: {};
    query_test_toggle: {};
    notify_destroy: {};
    notify_close: {};
    notify_test_phase: {
        phase: "testing" | "troubleshooting";
    };
    notify_voice_connection_state: {
        state: VoiceConnectionState;
        message?: string;
    };
    notify_test_state: {
        state: TestState;
    };
    notify_tests_toggle: {
        enabled: boolean;
    };
}