lower limit variable

Author: Siddhantshukla814

lib/consts.js

@@ -1 +1,2 @@
 export const DEFAULT_POLL_VALUE = 60;
+export const POLL_LOWER_LIMIT = 20;

lib/webpagetest.js

@@ -15,7 +15,7 @@ var http = require("http"),
   server = require("./server"),
   mapping = require("./mapping");
 
-const { DEFAULT_POLL_VALUE } = require("./consts");
+const { DEFAULT_POLL_VALUE, POLL_LOWER_LIMIT} = require("./consts");
 
 var reSpace = /\s/,
   reConnectivity =
@@ -476,8 +476,7 @@ function runTest(what, options, callback) {
 
   // poll results
   if (options.pollResults && !options.dryRun) {
-    // setting the lower limit to 20s
-    options.pollResults = Math.max(20, options.pollResults || DEFAULT_POLL_VALUE) * 1000;
+    options.pollResults = Math.max(POLL_LOWER_LIMIT, options.pollResults || DEFAULT_POLL_VALUE) * 1000;
 
     return api.call(
       this,