Fix bugs preventing progress text from being updated

Author: yourWaifu

lib/reporters/html.js

@@ -88,9 +88,9 @@ function HTML(runner, options) {
   } else {
     // On some broswers, canvas might be unavailable for whatever reason.
     // As such, we need a text version as a fallback
-    var progressTextFallback = fragment('<em>0</em>%');
-    progressText = stat.getElementsByTagName('em')[0];
-    items[0].appendChild(progressTextFallback);
+    var progressTextFallback = fragment('<li class="progress">progress: <em>0</em>%</li>');
+    progressText = progressTextFallback.getElementsByTagName('em')[0];
+    items[0].replaceWith(progressTextFallback);
   }
 
   if (!root) {
@@ -248,7 +248,7 @@ function HTML(runner, options) {
       // setting it too high, makes the progress text longer then it needs to
       // to address this, calculate the toFixed based on the magnitude of total
       var decmalPlaces = Math.ceil(Math.log10(runner.total/100));
-      text(progressText, percent.toFixed(Math.min(Math.max(decmalPlaces), 0), 100));
+      text(progressText, percent.toFixed(Math.min(Math.max(decmalPlaces, 0), 100)));
     }
 
     // update stats