fixed socket release logic

src/main/kotlin/org/phoenixframework/Socket.kt

@@ -66,11 +66,10 @@ internal class StateChangeCallbacks {
 
   /** Clears any callbacks with the matching refs */
   fun release(refs: List<String>) {
-    open = open.filter { refs.contains(it.first) }
-    close = close.filter { refs.contains(it.first) }
-    error = error.filter { refs.contains(it.first) }
-    message = message.filter { refs.contains(it.first) }
-
+    open = open.filterNot { refs.contains(it.first) }
+    close = close.filterNot { refs.contains(it.first) }
+    error = error.filterNot { refs.contains(it.first) }
+    message = message.filterNot { refs.contains(it.first) }
   }
 
   /** Clears all stored callbacks */
@@ -556,4 +555,4 @@ class Socket(
     this.stateChangeCallbacks.error.forEach { it.second.invoke(t, response) }
   }
 
-}
+}

src/test/kotlin/org/phoenixframework/SocketTest.kt

@@ -423,6 +423,29 @@ class SocketTest {
     /* End Remove */
   }
 
+  @Nested
+  @DisplayName("release")
+  inner class Release {
+    @Test
+    internal fun `Clears any callbacks with the matching refs`() {
+      socket.stateChangeCallbacks.onOpen("1") {}
+      socket.stateChangeCallbacks.onOpen("2") {}
+      socket.stateChangeCallbacks.onClose("1") {}
+      socket.stateChangeCallbacks.onClose("2") {}
+      socket.stateChangeCallbacks.onError("1") { _: Throwable, _: Response? -> }
+      socket.stateChangeCallbacks.onError("2") { _: Throwable, _: Response? -> }
+      socket.stateChangeCallbacks.onMessage("1") { }
+      socket.stateChangeCallbacks.onMessage("2") { }
+
+      socket.stateChangeCallbacks.release(listOf("1"))
+
+      assertThat(socket.stateChangeCallbacks.open).doesNotContain("1")
+      assertThat(socket.stateChangeCallbacks.close).doesNotContain("1")
+      assertThat(socket.stateChangeCallbacks.error).doesNotContain("1")
+      assertThat(socket.stateChangeCallbacks.message).doesNotContain("1")
+    }
+  }
+
   @Nested
   @DisplayName("push")
   inner class Push {
@@ -1040,4 +1063,4 @@ class SocketTest {
   }
 
 
-}
+}