зеркало из https://github.com/mozilla/gecko-dev.git
117 строки
2.4 KiB
C++
117 строки
2.4 KiB
C++
#include "TestCrashCleanup.h"
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#include "mozilla/CondVar.h"
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#include "mozilla/Mutex.h"
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#include "IPDLUnitTests.h" // fail etc.
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#include "IPDLUnitTestSubprocess.h"
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using mozilla::CondVar;
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using mozilla::Mutex;
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using mozilla::MutexAutoLock;
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namespace mozilla {
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namespace _ipdltest {
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//-----------------------------------------------------------------------------
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// parent
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namespace {
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// NB: this test does its own shutdown, rather than going through
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// QuitParent(), because it's testing degenerate edge cases
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void DeleteSubprocess(Mutex* mutex, CondVar* cvar)
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{
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MutexAutoLock lock(*mutex);
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delete gSubprocess;
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gSubprocess = nullptr;
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cvar->Notify();
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}
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void DeleteTheWorld()
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{
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delete static_cast<TestCrashCleanupParent*>(gParentActor);
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gParentActor = nullptr;
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// needs to be synchronous to avoid affecting event ordering on
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// the main thread
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Mutex mutex("TestCrashCleanup.DeleteTheWorld.mutex");
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CondVar cvar(mutex, "TestCrashCleanup.DeleteTheWorld.cvar");
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MutexAutoLock lock(mutex);
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XRE_GetIOMessageLoop()->PostTask(
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FROM_HERE,
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NewRunnableFunction(DeleteSubprocess, &mutex, &cvar));
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cvar.Wait();
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}
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void Done()
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{
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static NS_DEFINE_CID(kAppShellCID, NS_APPSHELL_CID);
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nsCOMPtr<nsIAppShell> appShell (do_GetService(kAppShellCID));
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appShell->Exit();
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passed(__FILE__);
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}
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} // namespace <anon>
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TestCrashCleanupParent::TestCrashCleanupParent() : mCleanedUp(false)
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{
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MOZ_COUNT_CTOR(TestCrashCleanupParent);
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}
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TestCrashCleanupParent::~TestCrashCleanupParent()
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{
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MOZ_COUNT_DTOR(TestCrashCleanupParent);
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if (!mCleanedUp)
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fail("should have been ActorDestroy()d!");
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}
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void
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TestCrashCleanupParent::Main()
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{
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// NB: has to be enqueued before IO thread's error notification
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MessageLoop::current()->PostTask(
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FROM_HERE, NewRunnableFunction(DeleteTheWorld));
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if (CallDIEDIEDIE())
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fail("expected an error!");
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Close();
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MessageLoop::current()->PostTask(FROM_HERE, NewRunnableFunction(Done));
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}
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//-----------------------------------------------------------------------------
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// child
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TestCrashCleanupChild::TestCrashCleanupChild()
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{
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MOZ_COUNT_CTOR(TestCrashCleanupChild);
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}
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TestCrashCleanupChild::~TestCrashCleanupChild()
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{
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MOZ_COUNT_DTOR(TestCrashCleanupChild);
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}
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bool
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TestCrashCleanupChild::AnswerDIEDIEDIE()
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{
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_exit(0);
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NS_RUNTIMEABORT("unreached");
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return false;
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}
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} // namespace _ipdltest
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} // namespace mozilla
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