[WIP] Enable test suite to be randomized (#7265)

* initial run

* Update ParseGraphQLServer.spec.js

* temporarily enable reporter

* Bump retry limit

* fix undefined database

* try to catch error

* Handle LiveQueryServers

* Update Config.js

* fast-fail false

* Remove usage of AppCache

* oops

* Update contributing guide

* enable debugger, try network retry attempt 1

* Fix ldap unbinding

* move non specs to support

* add missing mock adapter

* fix Parse.Push

* RestController should match batch.spec.js

* Remove request attempt limit

* handle index.spec.js

* Update CHANGELOG.md

* Handle error: tuple concurrently updated

* test transactions

* Clear RedisCache after every test

* LoggerController.spec.js

* Update schemas.spec.js

* finally fix transactions

* fix geopoint deadlock

* transaction with clean database

* batch.spec.js

spec/index.spec.js

@@ -1,7 +1,7 @@
 'use strict';
 const request = require('../lib/request');
 const parseServerPackage = require('../package.json');
-const MockEmailAdapterWithOptions = require('./MockEmailAdapterWithOptions');
+const MockEmailAdapterWithOptions = require('./support/MockEmailAdapterWithOptions');
 const ParseServer = require('../lib/index');
 const Config = require('../lib/Config');
 const express = require('express');
@@ -317,10 +317,16 @@ describe('server', () => {
             })
             .then(obj => {
               expect(obj.id).toEqual(objId);
-              server.close(done);
+              server.close(async () => {
+                await reconfigureServer();
+                done();
+              });
             })
             .catch(() => {
-              server.close(done);
+              server.close(async () => {
+                await reconfigureServer();
+                done();
+              });
             });
         },
       })
@@ -354,12 +360,18 @@ describe('server', () => {
             })
             .then(obj => {
               expect(obj.id).toEqual(objId);
-              server.close(done);
+              server.close(async () => {
+                await reconfigureServer();
+                done();
+              });
             })
             .catch(error => {
               fail(JSON.stringify(error));
               if (server) {
-                server.close(done);
+                server.close(async () => {
+                  await reconfigureServer();
+                  done();
+                });
               } else {
                 done();
               }