feat(jest-environment-db): update pg and reenable db deletion

packages/jest-environment-db/index.js

@@ -26,14 +26,14 @@ class DatabaseTestEnvironment extends NodeEnvironment {
 
   async teardown() {
     // terminate other connections from test before dropping db
-    // await client.query(
-    //   `REVOKE CONNECT ON DATABASE ${this.global.__testDbName} FROM public`,
-    // )
-    // await client.query(`
-    //   SELECT pg_terminate_backend(pg_stat_activity.pid)
-    //   FROM pg_stat_activity
-    //   WHERE pg_stat_activity.datname = '${this.global.__testDbName}'`)
-    // await client.query(`DROP DATABASE ${this.global.__testDbName}`)
+    await client.query(
+      `REVOKE CONNECT ON DATABASE ${this.global.__testDbName} FROM public`,
+    )
+    await client.query(`
+      SELECT pg_terminate_backend(pg_stat_activity.pid)
+      FROM pg_stat_activity
+      WHERE pg_stat_activity.datname = '${this.global.__testDbName}'`)
+    await client.query(`DROP DATABASE ${this.global.__testDbName}`)
     await client.end()
     await super.teardown()
   }

packages/jest-environment-db/package.json

@@ -12,7 +12,7 @@
   "license": "MIT",
   "dependencies": {
     "jest-environment-node": "^22.1.4",
-    "pg": "^7.7.1"
+    "pg": "^7.8.0"
   },
   "peerDependencies": {
     "config": "^3.0.1"