86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_SandboxTestingChild_h
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#define mozilla_SandboxTestingChild_h
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#include "mozilla/PSandboxTestingChild.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/Monitor.h"
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#include "mozilla/StaticPtr.h"
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#include "mozilla/UniquePtr.h"
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#include "nsISupports.h"
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#ifdef XP_UNIX
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# include "nsString.h"
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#endif
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#if !defined(MOZ_SANDBOX) || !defined(MOZ_DEBUG) || !defined(ENABLE_TESTS)
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# error "This file should not be used outside of debug with tests"
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#endif
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namespace mozilla {
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class SandboxTestingThread;
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/**
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* Runs tests that check sandbox in child process, depending on process type.
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*/
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class SandboxTestingChild : public PSandboxTestingChild {
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public:
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static bool Initialize(
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Endpoint<PSandboxTestingChild>&& aSandboxTestingEndpoint);
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static SandboxTestingChild* GetInstance();
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static void Destroy();
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(SandboxTestingChild, override)
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bool IsTestThread();
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void PostToTestThread(already_AddRefed<nsIRunnable>&& runnable);
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void ActorDestroy(ActorDestroyReason aWhy) override;
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virtual ipc::IPCResult RecvShutDown();
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// Helper to return that no test have been executed. Tests should make sure
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// they have some fallback through that otherwise the framework will consider
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// absence of test report as a failure.
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inline void ReportNoTests();
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// For test cases that return an error number or 0, like newer POSIX
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// APIs. If `aExpectSuccess` is true, the test passes if the status is
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// 0; otherwise, the test requires a specific error if `aExpectedError`
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// is `Some(n)` or any nonzero status if it's `Nothing()`.
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void PosixTest(const nsCString& aName, bool aExpectSuccess, int aStatus,
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Maybe<int> aExpectedError = Nothing());
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// For test cases that return a negative number and set `errno` to
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// indicate error, like classical Unix APIs; takes a callable, which
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// is used only in this function call (so `[&]` captures are safe).
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template <typename F>
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void ErrnoTest(const nsCString& aName, bool aExpectSuccess, F&& aFunction);
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// Similar to ErrnoTest, except that we want to compare a specific `errno`
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// being returned.
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template <typename F>
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void ErrnoValueTest(const nsCString& aName, int aExpectedErrno,
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F&& aFunction);
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private:
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explicit SandboxTestingChild(SandboxTestingThread* aThread,
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Endpoint<PSandboxTestingChild>&& aEndpoint);
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~SandboxTestingChild();
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void Bind(Endpoint<PSandboxTestingChild>&& aEndpoint);
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UniquePtr<SandboxTestingThread> mThread;
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static StaticRefPtr<SandboxTestingChild> sInstance;
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};
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} // namespace mozilla
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#endif // mozilla_SandboxTestingChild_h
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