Verify pending router cleanup through repeatable stop calls

tools/chatgui-android/app/src/main/java/com/utun/chat/data/CallAudioRouter.kt

@@ -525,8 +525,10 @@ class CallAudioRouter {
             val accepted = adapter.getProfileProxy(ChatApplication.instance, object : BluetoothProfile.ServiceListener {
                 override fun onServiceConnected(profile: Int, proxy: BluetoothProfile) {
                     synchronized(this@CallAudioRouter) {
-                        if (proxy in received && proxy !== btHeadset && proxy !in btProxies) {
-                            LogManager.addLog("WARN", "CallAudioRouter", "released BT proxy callback ignored proxy=$proxy generation=$generation")
+                        if (proxy in received && proxy !== btHeadset) {
+                            LogManager.addLog("WARN", "CallAudioRouter", "retired BT proxy callback ignored proxy=$proxy generation=$generation")
+                            releaseBtProxies()
+                            scheduleCleanup()
                             return
                         }
                         received.add(proxy)

tools/chatgui-android/router-tests/src/test/kotlin/com/utun/chat/data/CallAudioRouterRoutingTest.kt

@@ -108,12 +108,13 @@ class CallAudioRouterRoutingTest {
         BluetoothAdapter.current = adapter
         router.start(); adapter.connect(0)
         audio.failures = setOf("unregister after")
-        router.stop()
+        assertThrows(IllegalStateException::class.java) { router.stop() }
         assertTrue(adapter.live.isEmpty())
         assertTrue(audio.callbacks.isEmpty())
         assertNull(audio.communicationDevice)
         assertNull(router.currentOutputDevice)
         assertFalse(router.btInputAvailable)
+        assertTrue(router.cleanupPending)
         diagnostic("device callback unregister failed")
     }
 
@@ -122,15 +123,15 @@ class CallAudioRouterRoutingTest {
         val callback = audio.callbacks.single()
         audio.failures = setOf("unregister")
         try {
-            router.stop()
+            assertThrows(IllegalStateException::class.java) { router.stop() }
             val count = audio.operations.size
             callback.onAudioDevicesAdded(arrayOf(wired))
             assertEquals(count, audio.operations.size)
             assertNull(audio.communicationDevice)
             assertNull(router.currentOutputDevice)
         } finally {
-            // Имитация отказавшей ОС оставляет регистрацию: убрать только fixture после проверки best-effort stop.
-            audio.failures = emptySet(); audio.unregisterAudioDeviceCallback(callback)
+            audio.failures = emptySet(); router.stop()
+            assertTrue(audio.callbacks.isEmpty()); assertFalse(router.cleanupPending)
         }
         diagnostic("device callback unregister failed")
     }
@@ -140,7 +141,7 @@ class CallAudioRouterRoutingTest {
         router.setAutoHeadset(true); router.start()
         assertTrue(router.headsetAvailable)
         audio.failures = setOf("clear")
-        router.stop()
+        assertThrows(IllegalStateException::class.java) { router.stop() }
         assertNull(router.currentOutputDevice); assertNull(router.currentInputDevice)
         assertFalse(router.headsetAvailable); assertFalse(router.wiredInputAvailable); assertFalse(router.btInputAvailable)
         assertTrue(audio.callbacks.isEmpty())