Increase the coverage

test/commands/getset.spec.js

@@ -34,6 +34,7 @@ describe("The 'getset' method", function () {
                 });
 
                 it("reports an error", function (done) {
+                    client.GET(key, redis.print); // Use the utility function to print the error
                     client.get(key, function (err, res) {
                         assert.equal(err.message, 'Redis connection gone from end event.');
                         done();