fixes #247

Author: anshooarora

src/main/java/com/aventstack/extentreports/model/Test.java

@@ -1,6 +1,8 @@
 package com.aventstack.extentreports.model;
 
 import java.io.Serializable;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
 import java.util.ArrayList;
 import java.util.Calendar;
 import java.util.Collections;
@@ -11,6 +13,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.TimeZone;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.stream.Collectors;
@@ -169,6 +172,20 @@ public final long timeTaken() {
         return endTime.getTime() - startTime.getTime();
     }
 
+    /**
+     * Time taken formatted as HH:mm:ss:SSS
+     * 
+     * Solution provided by @grasshopper7
+     * https://github.com/extent-framework/extentreports-java/issues/247#issuecomment-679918613
+     */
+    public final String timeTakenPretty() {
+        Date date = new Date(timeTaken());
+        DateFormat formatter = new SimpleDateFormat("HH:mm:ss:SSS");
+        formatter.setTimeZone(TimeZone.getTimeZone("UTC"));
+        String formatted = formatter.format(date);
+        return formatted;
+    }
+
     public List<ExceptionInfo> aggregateExceptions() {
         return logs.stream()
                 .filter(x -> x.getException() != null)

src/main/resources/com/aventstack/extentreports/templates/spark/partials/test.ftl

@@ -56,7 +56,7 @@
           <div class="test-detail">
             <p class="name">${test.name}</p>
             <p class="text-sm">
-              <span>${test.startTime?string("HH:mm:ss a")}</span> / <span>${test.timeTaken()?number_to_time?string("mm:ss:SSS")}</span>
+              <span>${test.startTime?string("HH:mm:ss a")}</span> / <span>${test.timeTakenPretty()}</span>
               <span class="badge ${test.status.toLower()}-bg log float-right">${test.status}</span>
             </p>
           </div>
@@ -68,7 +68,7 @@
                   <h5 class="test-status text-${test.status.toLower()}">${test.name}</h5>
                   <span class='badge badge-success'>${test.startTime?string("MM.dd.yyyy HH:mm:ss")}</span>
                   <span class='badge badge-danger'>${test.endTime?string("MM.dd.yyyy HH:mm:ss")}</span>
-                  <span class='badge badge-default'>${test.timeTaken()?number_to_time?string("mm:ss:SSS")}</span>
+                  <span class='badge badge-default'>${test.timeTakenPretty()}</span>
                   &middot; <span class='uri-anchor badge badge-default'>#test-id=${test.getId()}</span>
                 </div>
                 <#if test.hasAttributes()>