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test: Verify correctness of sstable::bytes_on_disk()

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Signed-off-by: Raphael S. Carvalho <raphaelsc@scylladb.com>
This commit is contained in:
Raphael S. Carvalho
2023-04-26 17:10:25 -03:00
parent 2dbae856f8
commit 4e205650b6
1 changed files with 35 additions and 0 deletions
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35
test/boost/sstable_datafile_test.cc
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@@ -3144,3 +3144,38 @@ SEASTAR_TEST_CASE(find_first_position_in_partition_from_sstable_test) {
}
});
}
SEASTAR_TEST_CASE(test_sstable_bytes_on_disk_correctness) {
return test_env::do_with_async([] (test_env& env) {
auto random_spec = tests::make_random_schema_specification(
get_name(),
std::uniform_int_distribution<size_t>(1, 4),
std::uniform_int_distribution<size_t>(2, 4),
std::uniform_int_distribution<size_t>(2, 8),
std::uniform_int_distribution<size_t>(2, 8));
auto random_schema = tests::random_schema{tests::random::get_int<uint32_t>(), *random_spec};
auto schema = random_schema.schema();
testlog.info("Random schema:\n{}", random_schema.cql());
const auto muts = tests::generate_random_mutations(random_schema, 20).get();
auto sst = make_sstable_containing(env.make_sstable(schema), muts);
auto get_bytes_on_disk_from_storage = [&] (const sstables::shared_sstable& sst) {
uint64_t bytes_on_disk = 0;
auto& underlying_storage = const_cast<sstable::storage&>(sst->get_storage());
for (auto& component_type : sstables::test(sst).get_components()) {
file f = underlying_storage.open_component(*sst, component_type, open_flags::ro, file_open_options{}, true).get0();
bytes_on_disk += f.size().get0();
}
return bytes_on_disk;
};
auto expected_bytes_on_disk = get_bytes_on_disk_from_storage(sst);
testlog.info("expected={}, actual={}", expected_bytes_on_disk, sst->bytes_on_disk());
BOOST_REQUIRE(sst->bytes_on_disk() == expected_bytes_on_disk);
});
}