Index: gc_core/js/tests.js
==================================================================
--- gc_core/js/tests.js
+++ gc_core/js/tests.js
@@ -64,11 +64,11 @@
                         nInvalid = nInvalid + 1
                     }
                     nTotal = nTotal + 1;
                 }
                 i = i + 1;
-                if (i % 100 === 0) {
+                if (i % 1000 === 0) {
                     yield i.toString();
                 }
             }
             bShowUntested = true;
         }

Index: gc_core/js/text.js
==================================================================
--- gc_core/js/text.js
+++ gc_core/js/text.js
@@ -37,12 +37,12 @@
 }
 
 function getReadableError (oErr) {
     // Returns an error oErr as a readable error
     try {
-        let s = "\n* " + oErr['nStart'] + ":" + oErr['nEnd'] + "  # " + oErr['sRuleId']+"  : ";
-        s += oErr["sMessage"];
+        let s = "\n* " + oErr['nStart'] + ":" + oErr['nEnd'] + "  # " + oErr['sRuleId']+":\n";
+        s += "  " + oErr["sMessage"];
         if (oErr["aSuggestions"].length > 0) {
             s += "\n  > Suggestions : " + oErr["aSuggestions"].join(" | ");
         }
         if (oErr["URL"] !== "") {
             s += "\n  > URL: " + oErr["URL"];

Index: gc_core/py/text.py
==================================================================
--- gc_core/py/text.py
+++ gc_core/py/text.py
@@ -83,12 +83,12 @@
 
 
 def getReadableError (dErr):
     "Returns an error dErr as a readable error"
     try:
-        s = u"* {nStart}:{nEnd}  # {sLineId} / {sRuleId} : ".format(**dErr)
-        s += dErr.get("sMessage", "# error : message not found")
+        s = u"* {nStart}:{nEnd}  # {sLineId} / {sRuleId}:\n".format(**dErr)
+        s += "  " + dErr.get("sMessage", "# error : message not found")
         if dErr.get("aSuggestions", None):
             s += "\n  > Suggestions : " + " | ".join(dErr.get("aSuggestions", "# error : suggestions not found"))
         if dErr.get("URL", None):
             s += "\n  > URL: " + dErr["URL"]
         return s