fix: tests not working with DB connection (#1047)

### Summary
- change ssl rejectUnauthorized to check if host is localhost 🔒
- update database URLs in test environment to use localhost instead of 127.0.0.1 🌐

Author: ChaituVR

src/helpers/mysql.ts

@@ -19,7 +19,7 @@ hubConfig.connectTimeout = 60e3;
 hubConfig.acquireTimeout = 60e3;
 hubConfig.timeout = 60e3;
 hubConfig.charset = 'utf8mb4';
-hubConfig.ssl = { rejectUnauthorized: true };
+hubConfig.ssl = { rejectUnauthorized: hubConfig.host !== 'localhost' };
 
 const hubDB = mysql.createPool(hubConfig);
 
@@ -34,7 +34,7 @@ sequencerConfig.connectTimeout = 60e3;
 sequencerConfig.acquireTimeout = 60e3;
 sequencerConfig.timeout = 60e3;
 sequencerConfig.charset = 'utf8mb4';
-sequencerConfig.ssl = { rejectUnauthorized: true };
+sequencerConfig.ssl = { rejectUnauthorized: hubConfig.host !== 'localhost' };
 
 const sequencerDB = mysql.createPool(sequencerConfig);
 

test/.env.test

@@ -1,3 +1,3 @@
-HUB_DATABASE_URL=mysql://root:root@127.0.0.1:3306/hub_test
-SEQ_DATABASE_URL=mysql://root:root@127.0.0.1:3306/hub_test
+HUB_DATABASE_URL=mysql://root:root@localhost:3306/hub_test
+SEQ_DATABASE_URL=mysql://root:root@localhost:3306/hub_test
 NODE_ENV=test