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kernel: add btck_block_tree_entry_equals

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BlockTreeEntry objects are often compared. By exposing an equality
function, clients don't have to implement more expensive
comparisons based on height and block hash.
This commit is contained in:
stickies-v
2025-11-11 15:09:56 +00:00
parent 1c3d5c8ffd
commit 096924d39d
4 changed files with 63 additions and 0 deletions
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42
src/test/kernel/test_kernel.cpp
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@@ -797,6 +797,48 @@ BOOST_AUTO_TEST_CASE(btck_block_hash_tests)
CheckHandle(block_hash, block_hash_2);
}
BOOST_AUTO_TEST_CASE(btck_block_tree_entry_tests)
{
auto test_directory{TestDirectory{"block_tree_entry_test_bitcoin_kernel"}};
auto notifications{std::make_shared<TestKernelNotifications>()};
auto context{create_context(notifications, ChainType::REGTEST)};
auto chainman{create_chainman(
test_directory,
/*reindex=*/false,
/*wipe_chainstate=*/false,
/*block_tree_db_in_memory=*/true,
/*chainstate_db_in_memory=*/true,
context)};
// Process a couple of blocks
for (size_t i{0}; i < 3; i++) {
Block block{hex_string_to_byte_vec(REGTEST_BLOCK_DATA[i])};
bool new_block{false};
chainman->ProcessBlock(block, &new_block);
BOOST_CHECK(new_block);
}
auto chain{chainman->GetChain()};
auto entry_0{chain.GetByHeight(0)};
auto entry_1{chain.GetByHeight(1)};
auto entry_2{chain.GetByHeight(2)};
// Test inequality
BOOST_CHECK(entry_0 != entry_1);
BOOST_CHECK(entry_1 != entry_2);
BOOST_CHECK(entry_0 != entry_2);
// Test equality with same entry
BOOST_CHECK(entry_0 == chain.GetByHeight(0));
BOOST_CHECK(entry_0 == BlockTreeEntry{entry_0});
BOOST_CHECK(entry_1 == entry_1);
// Test GetPrevious
auto prev{entry_1.GetPrevious()};
BOOST_CHECK(prev.has_value());
BOOST_CHECK(prev.value() == entry_0);
}
BOOST_AUTO_TEST_CASE(btck_chainman_in_memory_tests)
{
auto in_memory_test_directory{TestDirectory{"in-memory_test_bitcoin_kernel"}};