1 files changed, 36 insertions, 9 deletions
diff --git a/tex/generic/context/luatex/luatex-test.tex b/tex/generic/context/luatex/luatex-test.tex
index fbf8ce3cf..6f48e0ced 100644
--- a/tex/generic/context/luatex/luatex-test.tex
+++ b/tex/generic/context/luatex/luatex-test.tex
@@ -35,14 +35,16 @@
 
 \font\gothic=msgothic(ms-gothic) {\gothic whatever}
 
-\font\testy=file:IranNastaliq.ttf:mode=node;script=arab;language=dflt;+calt;+ccmp;+init;+isol;+medi;+fina;+liga;+rlig;+kern;+mark;+mkmk at 14pt
-\testy این یک متن نمونه است با قلم ذر که درست آمده است.
+\bgroup
 
-\pdfprotrudechars2 \pdfadjustspacing2
+    \pdfprotrudechars2
+    \pdfadjustspacing2
 
-\font\testb=file:lmroman12-regular:+liga;extend=1.5         at 12pt \testb \input tufte \par
-\font\testb=file:lmroman12-regular:+liga;slant=0.8          at 12pt \testb \input tufte \par
-\font\testb=file:lmroman12-regular:+liga;protrusion=default at 12pt \testb \input tufte \par
+    \font\testb=file:lmroman12-regular:+liga;extend=1.5         at 12pt \testb \input tufte \par
+    \font\testb=file:lmroman12-regular:+liga;slant=0.8          at 12pt \testb \input tufte \par
+    \font\testb=file:lmroman12-regular:+liga;protrusion=default at 12pt \testb \input tufte \par
+
+\egroup
 
 \setmplibformat{plain}
 
@@ -64,13 +66,12 @@
 
 \font\test=dejavuserif:+kern at 10pt  \test
 
-\hsize 1mm
 
-\noindent Циолковский
+\bgroup \hsize 1mm \noindent Циолковский \par \egroup
 
 \loadpatterns{ru}
 
-\noindent Циолковский
+\bgroup \hsize 1mm \noindent Циолковский \par \egroup
 
 a bit of math
 
@@ -84,4 +85,30 @@ $$\sqrt {2} { { {1} \over { {1} \over {x} } } } $$
 
 \cows Hello World!
 
+% math test
+
+\latinmodern
+
+\def\sqrt{\Uroot "0 "221A{}}
+
+\def\root#1\of{\Uroot "0 "221A{#1}}
+
+Inline $\sqrt{x}{1.2}$ math. % same for $\root n of x$
+
+$\root3\of x$
+
+$\sin{x}$
+
+\lucidabright
+
+\def\sqrt{\Uroot "0 "221A{}}
+
+\def\root#1\of{\Uroot "0 "221A{#1}}
+
+Inline $\sqrt{x}{1.2}$ math. % same for $\root n of x$
+
+$\root3\of x$
+
+$\sin{x}$
+
 \end