We use the db instance globally with establisheddatabase.

seasoned_api/test/helpers/createCacheEntry.js

@@ -2,8 +2,7 @@ const Cache = require('src/tmdb/cache');
 const SqliteDatabase = require('src/database/sqliteDatabase');
 
 function createCacheEntry(key, value) {
-  const database = new SqliteDatabase(':memory:');
-  const cache = new Cache(database);
+  const cache = new Cache();
   return cache.set(key, value);
 }
 

seasoned_api/test/helpers/createUser.js

@@ -1,12 +1,11 @@
 const User = require('src/user/user');
 const UserSecurity = require('src/user/userSecurity');
-const SqliteDatabase = require('src/database/sqliteDatabase');
 
-function createUser(username, email, password) {
-  const database = new SqliteDatabase(':memory:');
-  const userSecurity = new UserSecurity(database);
-  const user = new User(username, email);
-  return userSecurity.createNewUser(user, password);
+function createUser(username, password) {
+  const userSecurity = new UserSecurity();
+  const user = new User(username)
+
+  return Promise.resolve(userSecurity.createNewUser(user, password))
 }
 
 module.exports = createUser;

seasoned_api/test/helpers/resetDatabase.js

@@ -1,11 +1,9 @@
-const SqliteDatabase = require('src/database/sqliteDatabase');
+const establishedDatabase = require('src/database/database');
 
-function resetDatabase() {
-  const database = new SqliteDatabase(':memory:');
-  return Promise.resolve()
-  .then(() => database.connect())
-  // .then(() => database.tearDown())
-  .then(() => database.setUp());
+function resetDatabase() {   
+   return Promise.resolve()
+      .then(() => establishedDatabase.tearDown())
+      .then(() => establishedDatabase.setUp())
 }
 
 module.exports = resetDatabase;