Fix color escape sequences

lib/logging/console.js

@@ -7,9 +7,9 @@ var websocket = null
 var logger = (function () { // eslint-disable-line no-unused-vars
   const sep = '\n/* ### NEXT TESTCASE ############################## */'
   const color = {
-    red: '\u0033[1;31m',
-    green: '\u0033[1;32m',
-    clear: '\u0033[0m'
+    red: '\033[1;31m',
+    green: '\033[1;32m',
+    clear: '\033[0m'
   }
   if (utils.platform.isWindows) {
     color.red = ''
@@ -37,7 +37,7 @@ var logger = (function () { // eslint-disable-line no-unused-vars
   }
 
   function testcase (msg) {
-    dump('/*L*/ ' + JSON.stringify(msg) + '\n')
+    dump('/*L*/ ' + utils.common.quote(msg) + '\n')
   }
 
   function dumpln (msg) {
@@ -67,7 +67,7 @@ var logger = (function () { // eslint-disable-line no-unused-vars
     } catch (e) {
       dump(e.stack || e.stacktrace || '')
     }
-    error('===')
+    error('================')
   }
 
   return {