Test for bug 539343.

ipc/ipdl/test/cxx/PTestShutdown.ipdl

@@ -15,7 +15,7 @@ parent:
     // tests check shutdown semantics
     PTestShutdownSub(bool expectCrash);
 
-    // Used to synchronize between parent and child, to avoid racies
+    // Used to synchronize between parent and child, to avoid races
     // around flushing socket write queues
     sync Sync();
 

ipc/ipdl/test/cxx/TestShutdown.h

@@ -45,12 +45,16 @@ class TestShutdownSubParent :
     public PTestShutdownSubParent
 {
 public:
-    TestShutdownSubParent(bool expectCrash) : mExpectCrash(expectCrash)
+    TestShutdownSubParent(bool expectCrash) :
+        mExpectCrash(expectCrash),
+        mDeletedCount(0)
     {
     }
 
     virtual ~TestShutdownSubParent()
     {
+        if (2 != mDeletedCount)
+            fail("managees outliving manager!");
     }
 
 protected:
@@ -66,6 +70,7 @@ protected:
     DeallocPTestShutdownSubsub(PTestShutdownSubsubParent* actor)
     {
         delete actor;
+        ++mDeletedCount;
         return true;
     }
 
@@ -75,6 +80,7 @@ protected:
 
 private:
     bool mExpectCrash;
+    int mDeletedCount;
 };