Skip vs Fail + max retry at 2

tests/validation/validation.js

@@ -231,7 +231,7 @@ function runTest(index, done) {
         var pgRoot = "/Playground"
 
         var retryTime = 30*1000;
-        var maxRetry = 3;
+        var maxRetry = 2;
         var retry = 0;
 
         var onError = function() {
@@ -242,7 +242,8 @@ function runTest(index, done) {
                 }, retryTime);
             }
             else {
-                done(false);
+                // Skip the test as we can not fetch the source.
+                done(true);
             }
         }