From 4e0fdcb968bc14e0039f3b452e32e913fd874dc7 Mon Sep 17 00:00:00 2001
From: Minn Soe <contributions@minn.io>
Date: Tue, 18 May 2021 23:13:03 +0100
Subject: [PATCH] test: add coverage for existing manager behaviour

Signed-off-by: Minn Soe <contributions@minn.io>
---
 .../src/database/SingleConnection.test.ts              | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/backend-common/src/database/SingleConnection.test.ts b/packages/backend-common/src/database/SingleConnection.test.ts
index 3466b0f79d..231523c790 100644
--- a/packages/backend-common/src/database/SingleConnection.test.ts
+++ b/packages/backend-common/src/database/SingleConnection.test.ts
@@ -15,7 +15,7 @@
  */
 
 import { ConfigReader } from '@backstage/config';
-import { createDatabaseClient } from './connection';
+import { createDatabaseClient, ensureDatabaseExists } from './connection';
 import { SingleConnectionDatabaseManager } from './SingleConnection';
 
 jest.mock('./connection');
@@ -85,5 +85,13 @@ describe('SingleConnectionDatabaseManager', () => {
         plugin2CallArgs[1].connection.database,
       );
     });
+
+    it('ensure plugin database is created', async () => {
+      await manager.forPlugin('test').getClient();
+      const mockCalls = mocked(ensureDatabaseExists).mock.calls.splice(-1);
+      const [_, database] = mockCalls[0];
+
+      expect(database).toEqual('backstage_plugin_test');
+    });
   });
 });