feat: add support for driver choice and column encryption in msnodesqlv8 driver

Add the ability to specify config.driver and config.columnEncryption to the msnodesqlv8
driver config.

Author: ctgbarcalow

.devcontainer/.mssql.json

@@ -7,6 +7,7 @@
   "requestTimeout": 30000,
   "options": {
     "abortTransactionOnError": true,
-    "encrypt": false
+    "encrypt": false,
+    "columnEncryption": false
   }
 }

lib/msnodesqlv8/connection-pool.js

@@ -23,13 +23,14 @@ class ConnectionPool extends BaseConnectionPool {
 
       if (!this.config.connectionString) {
         cfg.conn_str = buildConnectionString({
-          Driver: CONNECTION_DRIVER,
+          Driver: this.config.driver ?? CONNECTION_DRIVER,
           Server: this.config.options.instanceName ? `${this.config.server}\\${this.config.instanceName}` : `${this.config.server},${this.config.port}`,
           Database: this.config.database,
           Uid: this.config.user,
           Pwd: this.config.password,
           Trusted_Connection: !!this.config.options.trustedConnection,
-          Encrypt: !!this.config.options.encrypt
+          Encrypt: !!this.config.options.encrypt,
+          ColumnEncryption: this.config.columnEncryption ?? 'Disabled'
         })
       }
 

test/common/tests.js

@@ -1318,6 +1318,7 @@ module.exports = (sql, driver) => {
     'login failed' (done, message) {
       const config = readConfig()
       config.user = '__notexistinguser__'
+      config.options.trustedConnection = false
 
       // eslint-disable-next-line no-new
       const conn = new sql.ConnectionPool(config, (err) => {

test/msnodesqlv8/msnodesqlv8.js

@@ -93,6 +93,11 @@ describe('msnodesqlv8', function () {
     it('request timeout', done => TESTS['request timeout'](done))
     it('dataLength type correction', done => TESTS['dataLength type correction'](done))
     it('chunked xml support', done => TESTS['chunked xml support'](done))
+    it('force ODBC connection healthy works', (done) => {
+      const cfg = config()
+      cfg.options.driver = 'ODBC Driver 17 for SQL Server'
+      TESTS['connection healthy works'](cfg, done)
+    })
 
     after(() => sql.close())
   })