Moves test runner logic to helper (#3041)

spec/helper.js

@@ -1,8 +1,12 @@
 "use strict"
 // Sets up a Parse API server for testing.
+const SpecReporter = require('jasmine-spec-reporter');
 
 jasmine.DEFAULT_TIMEOUT_INTERVAL = process.env.PARSE_SERVER_TEST_TIMEOUT || 5000;
 
+jasmine.getEnv().clearReporters();
+jasmine.getEnv().addReporter(new SpecReporter()); 
+
 global.on_db = (db, callback, elseCallback) => {
   if (process.env.PARSE_SERVER_TEST_DB == db) {
     return callback();

spec/support/runner.js

@@ -1,8 +0,0 @@
-var Jasmine = require('jasmine');
-var SpecReporter = require('jasmine-spec-reporter');
-
-var jrunner = new Jasmine();
-jrunner.env.clearReporters();                       // jasmine >= 2.5.2, remove default reporter logs
-jrunner.addReporter(new SpecReporter());            // add jasmine-spec-reporter
-jrunner.loadConfigFile();                           // load jasmine.json configuration
-jrunner.execute();