diff --git a/src/models/gateway.ts b/src/models/gateway.ts
index 4885bf4..09fbffe 100644
--- a/src/models/gateway.ts
+++ b/src/models/gateway.ts
@@ -180,6 +180,10 @@ class Gateway {
     this.websocket.onclose = this.onclose.bind(this)
     this.websocket.onerror = this.onerror.bind(this)
   }
+
+  close () {
+    this.websocket.close(1000)
+  }
 }
 
 export { Gateway }
diff --git a/src/test/config.ts.sample b/src/test/config.ts.sample
index 3f6b2f9..44a8029 100644
--- a/src/test/config.ts.sample
+++ b/src/test/config.ts.sample
@@ -1 +1,2 @@
 const TOKEN = ''
+export { TOKEN }