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Merge #17243: p2p: add PoissonNextSend method that returns mockable time

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1a8f0d5a74 [tools] update nNextInvSend to use mockable time (Amiti Uttarwar)
4de630354f [tools] add PoissonNextSend method that returns mockable time (Amiti Uttarwar)

Pull request description:

  Introduce a Poisson helper method that wraps the existing method to return `std::chrono::duration` type, which is mockable.

  Needed for https://github.com/bitcoin/bitcoin/pull/16698.

ACKs for top commit:
  ajtowns:
    ACK 1a8f0d5a74
  MarcoFalke:
    re-ACK 1a8f0d5a74
  naumenkogs:
    ACK 1a8f0d5, and let's merge it and come back to it later.

Tree-SHA512: 7e2325d7c55fc0b4357cb86b83e0c218ba269f678c1786342d8bc380bfd9696373bc24ff124b9ff17a6e761c62b2b44ff5247c3911e2afdc7cc5c20417e8290b
This commit is contained in:
MarcoFalke
2019-11-05 12:38:17 -05:00
parent 54a337478d 1a8f0d5a74
commit c7e6b3b343
3 changed files with 27 additions and 9 deletions
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14
src/test/net_tests.cpp
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@@ -301,5 +301,19 @@ BOOST_AUTO_TEST_CASE(LocalAddress_BasicLifecycle)
BOOST_CHECK_EQUAL(IsLocal(addr), false);
}
BOOST_AUTO_TEST_CASE(PoissonNextSend)
{
g_mock_deterministic_tests = true;
int64_t now = 5000;
int average_interval_seconds = 600;
auto poisson = ::PoissonNextSend(now, average_interval_seconds);
std::chrono::microseconds poisson_chrono = ::PoissonNextSend(std::chrono::microseconds{now}, std::chrono::seconds{average_interval_seconds});
BOOST_CHECK_EQUAL(poisson, poisson_chrono.count());
g_mock_deterministic_tests = false;
}
BOOST_AUTO_TEST_SUITE_END()