Update @thakilla as a contributor

app/Http/Controllers/SettingsController.php

@@ -136,28 +136,6 @@ class SettingsController extends Controller
         ->with('section', 'Pre-Flight Check');
     }
 
-    /**
-    * Test the email configuration
-    *
-    * @author [A. Gianotto] [<snipe@snipe.net>]
-    * @since [v3.0]
-    * @return Redirect
-    */
-    public function ajaxTestEmail()
-    {
-
-        try {
-            Mail::send('emails.test', [], function ($m) {
-                $m->to(config('mail.from.address'), config('mail.from.name'));
-                $m->replyTo(config('mail.reply_to.address'), config('mail.reply_to.name'));
-                $m->subject(trans('mail.test_email'));
-            });
-            return 'success';
-        } catch (Exception $e) {
-            return 'error';
-        }
-
-    }
 
     /**
     * Save the first admin user from Setup.
@@ -1024,4 +1002,28 @@ class SettingsController extends Controller
     public function api() {
         return view('settings.api');
     }
+
+
+
+    /**
+     * Test the email configuration
+     *
+     * @author [A. Gianotto] [<snipe@snipe.net>]
+     * @since [v3.0]
+     * @return Redirect
+     */
+    public function ajaxTestEmail()
+    {
+        try {
+            Mail::send('emails.test', [], function ($m) {
+                $m->to(config('mail.from.address'), config('mail.from.name'));
+                $m->replyTo(config('mail.reply_to.address'), config('mail.reply_to.name'));
+                $m->subject(trans('mail.test_email'));
+            });
+            return response()->json(['message' => 'Mail sent! '], 200);
+        } catch (Exception $e) {
+            return response()->json(['message' => $e->getMessage()], 500);
+        }
+
+    }
 }

resources/views/settings/general.blade.php

@@ -178,6 +178,27 @@
                         </div>
                     </div>
 
+                       <!-- Mail test -->
+                       <div class="form-group">
+                           <div class="col-md-3">
+                               {{ Form::label('login_note', 'Test Mail') }}
+                           </div>
+                           <div class="col-md-9" id="mailtestrow">
+                               <a class="btn btn-default btn-sm pull-left" id="mailtest" style="margin-right: 10px;">
+                                   Send Test</a>
+                               <span id="mailtesticon"></span>
+                               <span id="mailtestresult"></span>
+                               <span id="mailteststatus"></span>
+                           </div>
+                           <div class="col-md-9 col-md-offset-3">
+                               <div id="mailteststatus-error" class="text-danger"></div>
+                           </div>
+                           <div class="col-md-9 col-md-offset-3">
+                               <p class="help-block">This will attempt to send a test mail to {{ config('mail.reply_to.address') }}.</p>
+                           </div>
+
+                       </div>
+
             </div> <!--/.box-body-->
             <div class="box-footer">
                 <div class="text-left col-md-6">
@@ -193,7 +214,7 @@
     </div> <!-- /.col-md-8-->
     </div> <!-- /.row-->
 
-    {{Form::close()}}
+    {{ Form::close() }}
 
 @stop
 
@@ -208,5 +229,50 @@
         }).on('ifUnchecked', function(){
             $('#auto_increment_prefix').prop('disabled', true);
         });
+
+
+        // Test Mail
+        $("#mailtest").click(function(){
+            $("#mailtestrow").removeClass('text-success');
+            $("#mailtestrow").removeClass('text-danger');
+            $("#mailteststatus").html('');
+            $("#mailtesticon").html('<i class="fa fa-spinner spin"></i> Sending Test Email...');
+            $.ajax({
+                url: '{{ route('settings.mailtest') }}',
+                type: 'POST',
+                headers: {
+                    "X-Requested-With": 'XMLHttpRequest',
+                    "X-CSRF-TOKEN": $('meta[name="csrf-token"]').attr('content')
+                },
+                data: {},
+                dataType: 'json',
+
+                success: function (data) {
+                    $("#mailtesticon").html('');
+                    $("#mailteststatus").html('');
+                    $('#mailteststatus-error').html('');
+                    $("#mailteststatus").removeClass('text-danger');
+                    $("#mailteststatus").addClass('text-success');
+                    $("#mailteststatus").html('<i class="fa fa-check text-success"></i> Mail sent!');
+                },
+
+                error: function (data) {
+
+                    $("#mailtesticon").html('');
+                    $("#mailteststatus").html('');
+                    $('#mailteststatus-error').html('');
+                    $("#mailteststatus").removeClass('text-success');
+                    $("#mailteststatus").addClass('text-danger');
+                    $("#mailtesticon").html('<i class="fa fa-exclamation-triangle text-danger"></i>');
+                    $('#mailteststatus').html('Mail could not be sent.');
+                    $('#mailteststatus-error').html('Error: ' + data.responseJSON.messages);
+
+                }
+
+
+            });
+        });
+
+
     </script>
 @stop