\input regression-test.tex
\DocumentMetadata{tagging=on,lang=en-US}
\documentclass{article}
% qrcode first: the patch is applied as soon as tagbridge is loaded.
\usepackage{qrcode}
\usepackage{tagbridge}
\begin{document}
\START

\TYPE{WIFI without alt: error expected}
\qrcode{WIFI:T:WPA;S:lecture;P:secret;;}

\TYPE{otpauth without alt: error expected}
\qrcode{otpauth://totp/demo?secret=JBSWY3DPEHPK3PXP}

\TYPE{WIFI with alt: no error}
\qrcode[alt={Wi-Fi access for the lecture hall}]{WIFI:T:WPA;S:lecture;P:secret;;}

\TYPE{WIFI as artifact: no error}
\qrcode[tag=artifact]{WIFI:T:WPA;S:lecture;P:secret;;}

\TYPE{MECARD without alt: no error}
\qrcode{MECARD:N:Doe,Jane;;}

\TYPE{done}
\END