add tests

Signed-off-by: Gürgün Dayıoğlu <[email protected]>
Co-authored-by: Martin Slota <[email protected]>

Author: gurgunday

test/functional/cluster/ConnectionPool.ts

@@ -0,0 +1,12 @@
+import { expect } from "chai";
+
+import ConnectionPool from "../../../lib/cluster/ConnectionPool";
+
+describe("The cluster connection pool", () => {
+  describe("when not connected", () => {
+    it("does not throw when fetching a sample node", () => {
+      expect(new ConnectionPool({}).getSampleInstance("all")).to.be.undefined;
+      expect(new ConnectionPool({}).getNodes("all")).to.be.eq([]);
+    });
+  });
+});