Differential D11450 Diff 33550 src/avalanche/test/peermanager_tests.cpp

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src/avalanche/test/peermanager_tests.cpp

Show First 20 Lines • Show All 1,619 Lines • ▼ Show 20 Lines	BOOST_AUTO_TEST_CASE(connected_score_tracking) {

BOOST_CHECK(pm.removePeer(peerid2));		BOOST_CHECK(pm.removePeer(peerid2));
checkScores(score1, score1);		checkScores(score1, score1);

BOOST_CHECK(pm.removePeer(peerid1));		BOOST_CHECK(pm.removePeer(peerid1));
checkScores(0, 0);		checkScores(0, 0);
}		}

		BOOST_FIXTURE_TEST_CASE(proof_radix_tree, NoCoolDownFixture) {
		avalanche::PeerManager pm;

		gArgs.ForceSetArg("-enableavalancheproofreplacement", "1");

		struct ProofComparatorById {
		bool operator()(const ProofRef &lhs, const ProofRef &rhs) const {
		return lhs->getId() < rhs->getId();
		};
		};
		using ProofSetById = std::set<ProofRef, ProofComparatorById>;
		// Maintain a list of the expected proofs through this test
		ProofSetById expectedProofs;

		auto matchExpectedContent = [&](const auto &tree) {
		auto it = expectedProofs.begin();
		return tree->forEachLeaf([&](auto pLeaf) {
		return it != expectedProofs.end() &&
		pLeaf->getId() == (*it++)->getId();
		});
		};

		CKey key = CKey::MakeCompressedKey();
		const int64_t sequence = 10;

		// Add some initial proofs
		for (size_t i = 0; i < 10; i++) {
		auto outpoint = createUtxo(key);
		auto proof = buildProofWithSequence(key, {{outpoint}}, sequence);
		BOOST_CHECK(pm.registerProof(proof));
		expectedProofs.insert(std::move(proof));
		}

		auto tree = pm.getShareableProofsSnapshot();
		BOOST_CHECK(matchExpectedContent(tree));

		// Adding more proofs doesn't change the tree...
		ProofSetById addedProofs;
		std::vector<COutPoint> outpointsToSpend;
		for (size_t i = 0; i < 10; i++) {
		auto outpoint = createUtxo(key);
		auto proof = buildProofWithSequence(key, {{outpoint}}, sequence);
		BOOST_CHECK(pm.registerProof(proof));
		addedProofs.insert(std::move(proof));
		outpointsToSpend.push_back(std::move(outpoint));
		}

		BOOST_CHECK(matchExpectedContent(tree));

		// ...until we get a new copy
		tree = pm.getShareableProofsSnapshot();
		expectedProofs.insert(addedProofs.begin(), addedProofs.end());
		BOOST_CHECK(matchExpectedContent(tree));

		// Spend some coins to make the associated proofs invalid
		{
		LOCK(cs_main);
		CCoinsViewCache &coins = ::ChainstateActive().CoinsTip();
		for (const auto &outpoint : outpointsToSpend) {
		coins.SpendCoin(outpoint);
		}
		}

		pm.updatedBlockTip();

		// This doesn't change the tree...
		BOOST_CHECK(matchExpectedContent(tree));

		// ...until we get a new copy
		tree = pm.getShareableProofsSnapshot();
		for (const auto &proof : addedProofs) {
		BOOST_CHECK_EQUAL(expectedProofs.erase(proof), 1);
		}
		BOOST_CHECK(matchExpectedContent(tree));

		// Add some more proof for which we will create conflicts
		std::vector<ProofRef> conflictingProofs;
		std::vector<COutPoint> conflictingOutpoints;
		for (size_t i = 0; i < 10; i++) {
		auto outpoint = createUtxo(key);
		auto proof = buildProofWithSequence(key, {{outpoint}}, sequence);
		BOOST_CHECK(pm.registerProof(proof));
		conflictingProofs.push_back(std::move(proof));
		conflictingOutpoints.push_back(std::move(outpoint));
		}

		tree = pm.getShareableProofsSnapshot();
		expectedProofs.insert(conflictingProofs.begin(), conflictingProofs.end());
		BOOST_CHECK(matchExpectedContent(tree));

		// Build a bunch of conflicting proofs, half better, half worst
		for (size_t i = 0; i < 10; i += 2) {
		// The worst proof is not added to the expected set
		BOOST_CHECK(!pm.registerProof(buildProofWithSequence(
		key, {{conflictingOutpoints[i]}}, sequence - 1)));

		// But the better proof should replace its conflicting one
		auto replacementProof = buildProofWithSequence(
		key, {{conflictingOutpoints[i + 1]}}, sequence + 1);
		BOOST_CHECK(pm.registerProof(replacementProof));
		BOOST_CHECK_EQUAL(expectedProofs.erase(conflictingProofs[i + 1]), 1);
		BOOST_CHECK(expectedProofs.insert(replacementProof).second);
		}

		tree = pm.getShareableProofsSnapshot();
		BOOST_CHECK(matchExpectedContent(tree));

		// Check for consistency
		pm.verify();

		gArgs.ClearForcedArg("-enableavalancheproofreplacement");
		}

BOOST_AUTO_TEST_SUITE_END()		BOOST_AUTO_TEST_SUITE_END()