Model rejected vibration scheduling and partial cancellation

tools/chatgui-android/router-tests/src/main/kotlin/android/os/HostOs.kt

@@ -32,8 +32,9 @@ class Looper private constructor() {
     }
 }
 class Handler(val looper: Looper) {
+    companion object { var rejectDelayed = false }
     fun post(task: Runnable): Boolean = looper.post(this, task, 0)
-    fun postDelayed(task: Runnable, delay: Long): Boolean = looper.post(this, task, delay)
+    fun postDelayed(task: Runnable, delay: Long): Boolean = !rejectDelayed && looper.post(this, task, delay)
     fun removeCallbacks(task: Runnable) = looper.remove(this, task)
 }
 object SystemClock { fun elapsedRealtime(): Long = System.nanoTime() / 1_000_000 }
@@ -46,7 +47,11 @@ class Vibrator {
     var available = true
     var failQuery = false
     var failPulse = false
+    var failPulseAfter = false
     var failCancel = false
+    var failCancelAfter = false
+    var active = false
+        private set
     var pulseAttempts = 0
     var cancelCalls = 0
     val effects = mutableListOf<Pair<VibrationEffect, AudioAttributes?>>()
@@ -56,6 +61,11 @@ class Vibrator {
         pulseAttempts++
         check(!failPulse) { "vibration denied" }
         effects.add(effect to attributes)
+        active = true
+        check(!failPulseAfter) { "vibration failed after effect" }
+    }
+    fun cancel() {
+        cancelCalls++; check(!failCancel) { "cancel denied" }
+        active = false; check(!failCancelAfter) { "cancel failed after effect" }
     }
-    fun cancel() { cancelCalls++; check(!failCancel) { "cancel denied" } }
 }