From 3fc566ea7d0c65acbcef6781b52079e519248d62 Mon Sep 17 00:00:00 2001
From: Kamal Bennani <kamal.bennani@aircall.io>
Date: Wed, 29 Nov 2023 23:00:12 +0100
Subject: [PATCH] fix: persist previous options

---
 spec/javascripts/unit/core/pusher_spec.js | 17 +++++++++++++++++
 src/core/pusher.ts                        |  3 ++-
 2 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/spec/javascripts/unit/core/pusher_spec.js b/spec/javascripts/unit/core/pusher_spec.js
index 28cfd73f..6993243a 100644
--- a/spec/javascripts/unit/core/pusher_spec.js
+++ b/spec/javascripts/unit/core/pusher_spec.js
@@ -346,6 +346,23 @@ describe("Pusher", function() {
           "channel"
         );
       });
+
+      it('should keep the persist the previous options', () => {
+        var authorizeSpy = jasmine.createSpy("authorizeSpy");
+        const options = {
+          cluster: "mt1",
+          enableStats: true,
+          channelAuthorization: {
+            customHandler: authorizeSpy
+          }
+        };
+
+        var pusher = new Pusher("foo", options);
+        pusher.connect();
+        pusher.switchCluster({ appKey: 'bar', cluster: 'us3' });
+
+        expect(pusher.options).toEqual({ ...options, cluster: 'us3' });
+      })
     })
 
     describe("#unsubscribe", function() {
diff --git a/src/core/pusher.ts b/src/core/pusher.ts
index b1ffc8ed..19d48ef9 100644
--- a/src/core/pusher.ts
+++ b/src/core/pusher.ts
@@ -63,7 +63,8 @@ export default class Pusher {
     checkAppKey(app_key);
     validateOptions(options);
     this.key = app_key;
-    this.config = getConfig(options, this);
+    this.options = options;
+    this.config = getConfig(this.options, this);
 
     this.channels = Factory.createChannels();
     this.global_emitter = new EventsDispatcher();