% English-only fixtures also exercise profiles used by Chinese documents.
\documentclass{article}
\usepackage{amsmath}
\ifdefined\WiseBabel
  \usepackage{babel}
  \babelprovide[import,main]{english}
  \babelprovide[import]{french}
\fi
\ifdefined\WisePolyglossia
  \usepackage{polyglossia}
  \setdefaultlanguage{english}
  \setotherlanguage{french}
  \setmainfont{Latin Modern Roman}
\fi
\usepackage{hyperref}
\usepackage{wiseref}
\wiserefsetup{
  langs={french={
    figure={prefix={Illustration~},prefix-plural={Illustrations~}},
    table={prefix={Tableau~},prefix-plural={Tableaux~}},
    equation={prefix={Equation~},prefix-plural={Equations~}},
    number-last-separator={~et~},group-last-separator={~et~},
  }},
  lang-aliases={fr=french},
}
\newcounter{widget}
\newcommand\widgetname{Widget}
\newcommand\LangCase[2]{\par\noindent L-#1-B #2 L-#1-E\par}
\begin{document}
\section{Heading}\label{s}
\begin{figure}[htbp]\caption{First}\label{a}\end{figure}
\begin{figure}[htbp]\caption{Second}\label{b}\end{figure}
\begin{table}[htbp]\caption{Table}\label{t}\end{table}
\begin{equation}a=b\label{e}\end{equation}
\refstepcounter{widget}\label{w}
\clearpage
\LangCase{default}{\wref{a}}
\LangCase{custom-type}{\wref{w}}
{\renewcommand\figurename{Picture}
 \LangCase{document-name}{\wref{a}}
 \LangCase{unknown-plural}{\wref{a,b}}
 \wiserefsetup{figure={prefix-plural={Pictures~}}}
 \LangCase{document-plural}{\wref{a,b}}
 \wiserefsetup{lang=en}
 \LangCase{explicit-language}{\wref{a}}}
{\wiserefsetup{lang=fr}
 \LangCase{registered}{\wref{a,b,t}}
 \wiserefsetup{langs={fr={range-separator={~through~}}}}
 \LangCase{updated-profile}{\wref{a,b}}}
{\wiserefsetup{figure={prefix={Photo~},prefix-plural={Photos~}}}
 \wiserefsetup{lang=fr}
 \LangCase{override-survives}{\wref{a,b}}}
\LangCase{after-group}{\wref{a}}
{\def\CurrentDocumentLang{en}
 \wiserefsetup{lang={\CurrentDocumentLang}}
 \LangCase{callback-en}{\wref{a}}
 \def\CurrentDocumentLang{fr}
 \LangCase{callback-fr}{\wref{a}}}
{\wiserefsetup{equation={prefix={Custom~},number-format={[#1]}}}
 \wiserefsetup{lang=fr}
 \LangCase{format-survives}{\wref{e}}}
{\wiserefsetup{lang=auto,figure={use-document-name=false}}
 \renewcommand\figurename{Picture}
 \LangCase{inheritance-disabled}{\wref{a}}
 \LangCase{disabled-plural}{\wref{a,b}}
 \renewcommand\tablename{Data}
 \LangCase{disabled-one-type}{\wref{a,t}}
 \wiserefsetup{figure={use-document-name=true}}
 \LangCase{inheritance-reenabled}{\wref{a}}}
{\renewcommand\figurename{Picture}
 \wiserefsetup{langs={english={figure={use-document-name=false}}}}
 \LangCase{profile-disables-name}{\wref{a}}
 \wiserefsetup{figure={use-document-name=true}}
 \LangCase{setup-enables-name}{\wref{a}}
 {\wiserefsetup{figure={use-document-name=false}}
  \LangCase{nested-disables-name}{\wref{a}}}
 \LangCase{nested-restores-name}{\wref{a}}}
{\wiserefsetup{figure={use-document-name=false,prefix={Photo~},suffix={!},number-format={[#1]}}}
 \renewcommand\figurename{Picture}
 \LangCase{disabled-explicit-affixes}{\wref{a}}}
{\wiserefsetup{figure={use-document-name=false}}
 \renewcommand\figurename{\DisabledNameMustNotExpand}
 \LangCase{disabled-unusable-name}{\wref{a}}}
{\renewcommand\figurename{Picture}
 \wiserefsetup{figure={use-document-name=false}}
 {\wiserefsetup{langs={english={figure={use-document-name=true}}}}
  \LangCase{setup-disables-profile-name}{\wref{a}}}}
{\renewcommand\figurename{Picture}
 \wiserefsetup{figure={prefix={},suffix={~\figurename},suffix-plural={~Pictures}}}
 \LangCase{name-as-suffix}{\wref{a}}
 \LangCase{plural-name-as-suffix}{\wref{a,b}}
 \renewcommand\figurename{Photo}
 \LangCase{suffix-name-changes}{\wref{a}}}
{\wiserefsetup{lang=fr,figure={use-document-name=true}}
 \renewcommand\figurename{Picture}
 \LangCase{fixed-lang}{\wref{a}}}
% ASCII affixes exercise Japanese heading placement without requiring CJK fonts.
{\wiserefsetup{lang-aliases={english=japanese},
   langs={japanese={section={prefix={Part~},suffix={~Section}}}}}
 \def\sectionname{~Unit}
 \LangCase{ja-heading}{\wref{s}}
 \wiserefsetup{section={use-document-name=false}}
 \LangCase{ja-heading-off}{\wref{s}}}
{\wiserefsetup{lang=auto,figure={prefix={},suffix={}}}
 \renewcommand\figurename{Picture}
 \LangCase{empty-override}{\wref{a}}}
{\renewcommand\figurename{Early}
 \LangCase{early}{\wref{a}}
 \renewcommand\figurename{Late}
 \LangCase{late}{\wref{a}}}
{\renewcommand\figurename{figure}
 \LangCase{native-case}{\wref{a}}}
{\renewcommand\equationautorefname{\UndefinedLegacyFontCommand}
 \LangCase{unusable-autoref-name}{\wref{e}}}
{\renewcommand\figurename[2]{Picture #1 #2}
 \LangCase{parameterized-name}{\wref{a}}}
\ExplSyntaxOn
\msg_redirect_name:nnn{wiseref}{lang-cycle}{none}
\msg_redirect_name:nnn{wiseref}{bad-key}{none}
\msg_redirect_name:nnn{wiseref}{unknown-explicit-lang}{none}
\ExplSyntaxOff
{\wiserefsetup{lang-aliases={french=fr},lang=fr}
 \LangCase{cycle-rollback}{\wref{a}}}
{\wiserefsetup{language=zh}
 \LangCase{old-key-rejected}{\wref{a}}}
{\renewcommand\figurename{Picture}
 \ExplSyntaxOn
 \msg_redirect_name:nnn{wiseref}{bad-key}{warning}
 \msg_redirect_name:nnn{keys}{choice-unknown}{warning}
 \ExplSyntaxOff
 \wiserefsetup{figure={name-position=none}}
 \LangCase{old-position-rejected}{\wref{a}}
 \wiserefsetup{figure={use-document-name=none}}
 \LangCase{nonboolean-rejected}{\wref{a}}}
{\wiserefsetup{lang=unregistered}
 \LangCase{unknown-fixed}{\wref{a}}}
\ifdefined\WiseBabel
 {\selectlanguage{french}\renewcommand\figurename{Image}
  \LangCase{local-french}{\wref{a,b}}
  \wiserefsetup{figure={prefix={Photo~},prefix-plural={Photos~}}}
  \LangCase{local-override}{\wref{a,b}}
  \selectlanguage{english}
  \LangCase{switch-preserves}{\wref{a,b}}}
 \LangCase{back-english}{\wref{a,b}}
 {\def\languagename{unregistered-document}
  \LangCase{unknown-auto}{\wref{a}}
  \LangCase{unknown-auto-again}{\wref{a}}}
\fi
\ifdefined\WisePolyglossia
 {\selectlanguage{french}\renewcommand\figurename{Image}
  \LangCase{local-french}{\wref{a,b}}
  \wiserefsetup{figure={prefix={Photo~},prefix-plural={Photos~}}}
  \LangCase{local-override}{\wref{a,b}}
  \selectlanguage{english}
  \LangCase{switch-preserves}{\wref{a,b}}}
 \LangCase{back-english}{\wref{a,b}}
\fi
\end{document}