flag used for actor stopping insetad of counter

tests/actor_suspend_resume.ce

@@ -0,0 +1,20 @@
+// Test: actor is suspended by fast timer and resumed under slow timer,
+// completing the computation correctly.
+$receiver(function(msg) {
+  if (msg.sum == 12499997500000) {
+    print("PASS: actor suspended and resumed correctly")
+  } else {
+    print(`FAIL: expected 12499997500000, got ${msg.sum}`)
+  }
+  $stop()
+})
+
+$start(function(event) {
+  if (event.type == 'greet') {
+    send(event.actor, {count: 5000000, reply: $self})
+  }
+  if (event.type == 'disrupt') {
+    print("FAIL: actor was killed instead of completing")
+    $stop()
+  }
+}, 'tests/slow_compute_actor')

tests/slow_compute_actor.ce

@@ -0,0 +1,11 @@
+// Child actor that does a slow computation and replies with the result
+$receiver(function(msg) {
+  var n = msg.count
+  var sum = 0
+  var i = 0
+  while (i < n) {
+    sum = sum + i
+    i = i + 1
+  }
+  send(msg.reply, {sum: sum})
+})