We get that sometimes you would want to test a campaign on your live site without showing it to your visitors. You can do this with the help of URL targeting.
Step 1
Once you've designed your campaign and placed it where you need it, turn on Page URL targeting and set it to "contains"
Step 2
Type in any test words with a hashtag # (eg - #cwtest, #test, #convertwise)
Step 3
Now you can go ahead and launch the campaign.
To test the campaign on your live website, all you need to do is enter the "#cwtest" after your URL and you'll see the campaign appear only for you.
Here is a short video on how to accomplish it