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-rw-r--r--src/test/mempool_tests.cpp178
1 files changed, 178 insertions, 0 deletions
diff --git a/src/test/mempool_tests.cpp b/src/test/mempool_tests.cpp
index 5ca243f42e..4070642537 100644
--- a/src/test/mempool_tests.cpp
+++ b/src/test/mempool_tests.cpp
@@ -571,4 +571,182 @@ BOOST_AUTO_TEST_CASE(MempoolSizeLimitTest)
SetMockTime(0);
}
+inline CTransactionRef make_tx(std::vector<CAmount>&& output_values, std::vector<CTransactionRef>&& inputs=std::vector<CTransactionRef>(), std::vector<uint32_t>&& input_indices=std::vector<uint32_t>())
+{
+ CMutableTransaction tx = CMutableTransaction();
+ tx.vin.resize(inputs.size());
+ tx.vout.resize(output_values.size());
+ for (size_t i = 0; i < inputs.size(); ++i) {
+ tx.vin[i].prevout.hash = inputs[i]->GetHash();
+ tx.vin[i].prevout.n = input_indices.size() > i ? input_indices[i] : 0;
+ }
+ for (size_t i = 0; i < output_values.size(); ++i) {
+ tx.vout[i].scriptPubKey = CScript() << OP_11 << OP_EQUAL;
+ tx.vout[i].nValue = output_values[i];
+ }
+ return MakeTransactionRef(tx);
+}
+
+#define MK_OUTPUTS(amounts...) std::vector<CAmount>{amounts}
+#define MK_INPUTS(txs...) std::vector<CTransactionRef>{txs}
+#define MK_INPUT_IDX(idxes...) std::vector<uint32_t>{idxes}
+
+BOOST_AUTO_TEST_CASE(MempoolAncestryTests)
+{
+ size_t ancestors, descendants;
+
+ CTxMemPool pool;
+ TestMemPoolEntryHelper entry;
+
+ /* Base transaction */
+ //
+ // [tx1]
+ //
+ CTransactionRef tx1 = make_tx(MK_OUTPUTS(10 * COIN));
+ pool.addUnchecked(tx1->GetHash(), entry.Fee(10000LL).FromTx(tx1));
+
+ // Ancestors / descendants should be 1 / 1 (itself / itself)
+ pool.GetTransactionAncestry(tx1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 1ULL);
+
+ /* Child transaction */
+ //
+ // [tx1].0 <- [tx2]
+ //
+ CTransactionRef tx2 = make_tx(MK_OUTPUTS(495 * CENT, 5 * COIN), MK_INPUTS(tx1));
+ pool.addUnchecked(tx2->GetHash(), entry.Fee(10000LL).FromTx(tx2));
+
+ // Ancestors / descendants should be:
+ // transaction ancestors descendants
+ // ============ =========== ===========
+ // tx1 1 (tx1) 2 (tx1,2)
+ // tx2 2 (tx1,2) 2 (tx1,2)
+ pool.GetTransactionAncestry(tx1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 2ULL);
+ pool.GetTransactionAncestry(tx2->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 2ULL);
+ BOOST_CHECK_EQUAL(descendants, 2ULL);
+
+ /* Grand-child 1 */
+ //
+ // [tx1].0 <- [tx2].0 <- [tx3]
+ //
+ CTransactionRef tx3 = make_tx(MK_OUTPUTS(290 * CENT, 200 * CENT), MK_INPUTS(tx2));
+ pool.addUnchecked(tx3->GetHash(), entry.Fee(10000LL).FromTx(tx3));
+
+ // Ancestors / descendants should be:
+ // transaction ancestors descendants
+ // ============ =========== ===========
+ // tx1 1 (tx1) 3 (tx1,2,3)
+ // tx2 2 (tx1,2) 3 (tx1,2,3)
+ // tx3 3 (tx1,2,3) 3 (tx1,2,3)
+ pool.GetTransactionAncestry(tx1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 3ULL);
+ pool.GetTransactionAncestry(tx2->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 2ULL);
+ BOOST_CHECK_EQUAL(descendants, 3ULL);
+ pool.GetTransactionAncestry(tx3->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 3ULL);
+
+ /* Grand-child 2 */
+ //
+ // [tx1].0 <- [tx2].0 <- [tx3]
+ // |
+ // \---1 <- [tx4]
+ //
+ CTransactionRef tx4 = make_tx(MK_OUTPUTS(290 * CENT, 250 * CENT), MK_INPUTS(tx2), MK_INPUT_IDX(1));
+ pool.addUnchecked(tx4->GetHash(), entry.Fee(10000LL).FromTx(tx4));
+
+ // Ancestors / descendants should be:
+ // transaction ancestors descendants
+ // ============ =========== ===========
+ // tx1 1 (tx1) 4 (tx1,2,3,4)
+ // tx2 2 (tx1,2) 4 (tx1,2,3,4)
+ // tx3 3 (tx1,2,3) 4 (tx1,2,3,4)
+ // tx4 3 (tx1,2,4) 4 (tx1,2,3,4)
+ pool.GetTransactionAncestry(tx1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 4ULL);
+ pool.GetTransactionAncestry(tx2->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 2ULL);
+ BOOST_CHECK_EQUAL(descendants, 4ULL);
+ pool.GetTransactionAncestry(tx3->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 4ULL);
+ pool.GetTransactionAncestry(tx4->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 4ULL);
+
+ /* Make an alternate branch that is longer and connect it to tx3 */
+ //
+ // [ty1].0 <- [ty2].0 <- [ty3].0 <- [ty4].0 <- [ty5].0
+ // |
+ // [tx1].0 <- [tx2].0 <- [tx3].0 <- [ty6] --->--/
+ // |
+ // \---1 <- [tx4]
+ //
+ CTransactionRef ty1, ty2, ty3, ty4, ty5;
+ CTransactionRef* ty[5] = {&ty1, &ty2, &ty3, &ty4, &ty5};
+ CAmount v = 5 * COIN;
+ for (uint64_t i = 0; i < 5; i++) {
+ CTransactionRef& tyi = *ty[i];
+ tyi = make_tx(MK_OUTPUTS(v), i > 0 ? MK_INPUTS(*ty[i-1]) : std::vector<CTransactionRef>());
+ v -= 50 * CENT;
+ pool.addUnchecked(tyi->GetHash(), entry.Fee(10000LL).FromTx(tyi));
+ pool.GetTransactionAncestry(tyi->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, i+1);
+ BOOST_CHECK_EQUAL(descendants, i+1);
+ }
+ CTransactionRef ty6 = make_tx(MK_OUTPUTS(5 * COIN), MK_INPUTS(tx3, ty5));
+ pool.addUnchecked(ty6->GetHash(), entry.Fee(10000LL).FromTx(ty6));
+
+ // Ancestors / descendants should be:
+ // transaction ancestors descendants
+ // ============ =================== ===========
+ // tx1 1 (tx1) 5 (tx1,2,3,4, ty6)
+ // tx2 2 (tx1,2) 5 (tx1,2,3,4, ty6)
+ // tx3 3 (tx1,2,3) 5 (tx1,2,3,4, ty6)
+ // tx4 3 (tx1,2,4) 5 (tx1,2,3,4, ty6)
+ // ty1 1 (ty1) 6 (ty1,2,3,4,5,6)
+ // ty2 2 (ty1,2) 6 (ty1,2,3,4,5,6)
+ // ty3 3 (ty1,2,3) 6 (ty1,2,3,4,5,6)
+ // ty4 4 (y1234) 6 (ty1,2,3,4,5,6)
+ // ty5 5 (y12345) 6 (ty1,2,3,4,5,6)
+ // ty6 9 (tx123, ty123456) 6 (ty1,2,3,4,5,6)
+ pool.GetTransactionAncestry(tx1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 5ULL);
+ pool.GetTransactionAncestry(tx2->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 2ULL);
+ BOOST_CHECK_EQUAL(descendants, 5ULL);
+ pool.GetTransactionAncestry(tx3->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 5ULL);
+ pool.GetTransactionAncestry(tx4->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 5ULL);
+ pool.GetTransactionAncestry(ty1->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 1ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+ pool.GetTransactionAncestry(ty2->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 2ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+ pool.GetTransactionAncestry(ty3->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 3ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+ pool.GetTransactionAncestry(ty4->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 4ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+ pool.GetTransactionAncestry(ty5->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 5ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+ pool.GetTransactionAncestry(ty6->GetHash(), ancestors, descendants);
+ BOOST_CHECK_EQUAL(ancestors, 9ULL);
+ BOOST_CHECK_EQUAL(descendants, 6ULL);
+}
+
BOOST_AUTO_TEST_SUITE_END()
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-10 20:12:14 +0000