Add counter to test box title

\makeatother

\graphicspath{{graphics}}

\newtcolorbox[]{test}[1]{%

\newcounter{testcounter}

\newtcolorbox[use counter=testcounter]{test}[2][]{%

colback=lightgray,colframe=gray,coltitle=white,fonttitle=\bfseries,segmentation style={draw=gray, solid, very thick},

    title=Test Protocol: #1}

    title=System Test \thetcbcounter: #2,#1}

\newtcolorbox[]{order}[1]{%

colback=lightgray,colframe=gray,coltitle=white,

    title=Order of operation: #1}