test: replicate tests for mongodb driver v2, v3, v4

Author: gusth-sa

jest.config.js

@@ -2,4 +2,8 @@ module.exports = {
   clearMocks: true,
   collectCoverageFrom: ['src/**/*.js'],
   testEnvironment: 'node',
+  moduleNameMapper: {
+    '^mongodbMapped$': `mongodb${process.env.DRIVER_VERSION || ''}`,
+  },
+  testTimeout: 15000,
 };