//go:build !brlapi || !cgo

package braille

import (
	"bytes"
	"context"
	"errors"
	"testing"
)

func TestDiagnosticUnavailable(t *testing.T) {
	var output bytes.Buffer
	err := Diagnostic(context.Background(), New(), &output)
	if !errors.Is(err, ErrUnavailable) {
		t.Fatalf("error: %v", err)
	}
	if output.Len() != 0 {
		t.Fatal("unavailable backend reported connected")
	}
}