radicalbar-1a.html (1705B)
1 <!DOCTYPE html> 2 <html reftest-zoom=".5"> 3 <head> 4 <link rel="mismatch" href="about:blank"/> 5 <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1011020"/> 6 <script src="/_mozilla/common/reftest-zoom.js"></script> 7 <!-- Default to invisible text --> 8 <style type="text/css" media="screen, print"> 9 .hidden { 10 color: white; 11 } 12 .visible { 13 color: black; 14 } 15 </style> 16 </head> 17 <body> 18 <!-- Nest successive radicals and test that the horizontal bar of one of them is drawn. 19 Because the comparison is for inequality with about:blank, at most one can be visible --> 20 <math> 21 <mrow> 22 <msqrt class="hidden"> 23 <mspace width="1em" height="1em" /> 24 <msqrt class="hidden"> 25 <mspace width="1em" height="1em" /> 26 <msqrt class="hidden"> 27 <mspace width="1em" height="1em" /> 28 <msqrt class="hidden"> 29 <mspace width="1em" height="1em" /> 30 <msqrt class="hidden"> 31 <mspace width="1em" height="1em" /> 32 <msqrt class="hidden"> 33 <mspace width="1em" height="1em" /> 34 <msqrt class="visible"> 35 <mspace width="20em" height="1em" /> 36 </msqrt> 37 </msqrt> 38 </msqrt> 39 </msqrt> 40 </msqrt> 41 </msqrt> 42 </msqrt> 43 </mrow> 44 </math> 45 46 <!-- Block out all but the horizontal bar of the visible radical --> 47 <div style="position: absolute; top: 5px; left: 0px; 48 width: 20em; height: 10em; background: white;"></div> 49 50 </body> 51 </html>