f3eade2f62
Drop the AGPL license in favor of a source-available license. See the blog post [1] for details. [1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
83 lines
2.5 KiB
C++
83 lines
2.5 KiB
C++
/*
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* Copyright (C) 2017-present ScyllaDB
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*/
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/*
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* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
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*/
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#pragma once
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#include <boost/test/unit_test.hpp>
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#include "dht/i_partitioner.hh"
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#include "schema/schema.hh"
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#include "sstables/index_reader.hh"
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#include "reader_concurrency_semaphore.hh"
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class index_reader_assertions {
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std::unique_ptr<sstables::index_reader> _r;
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public:
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// Must be called from a seastar thread
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~index_reader_assertions() {
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close().get();
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}
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index_reader_assertions(std::unique_ptr<sstables::index_reader> r)
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: _r(std::move(r))
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{ }
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index_reader_assertions& has_monotonic_positions(const schema& s) {
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tests::reader_concurrency_semaphore_wrapper semaphore;
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auto pos_cmp = sstables::promoted_index_block_compare(s);
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auto rp_cmp = dht::ring_position_comparator(s);
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auto prev = dht::ring_position::min();
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_r->read_partition_data().get();
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while (!_r->eof()) {
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auto k = _r->get_partition_key();
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auto rp = dht::ring_position(dht::decorate_key(s, k));
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if (rp_cmp(prev, rp) >= 0) {
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BOOST_FAIL(format("Partitions have invalid order: {} >= {}", prev, rp));
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}
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prev = rp;
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sstables::clustered_index_cursor* cur = _r->current_clustered_cursor();
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std::optional<sstables::promoted_index_block_position> prev_end;
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while (auto ei_opt = cur->next_entry().get()) {
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sstables::clustered_index_cursor::entry_info& ei = *ei_opt;
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if (prev_end && pos_cmp(ei.start, sstables::to_view(*prev_end))) {
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BOOST_FAIL(seastar::format("Index blocks are not monotonic: {} > {}", *prev_end, ei.start));
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}
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prev_end = sstables::materialize(ei.end);
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}
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_r->advance_to_next_partition().get();
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}
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return *this;
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}
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index_reader_assertions& is_empty(const schema& s) {
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_r->read_partition_data().get();
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while (!_r->eof()) {
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BOOST_REQUIRE(_r->get_promoted_index_size() == 0);
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_r->advance_to_next_partition().get();
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}
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return *this;
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}
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future<> close() noexcept {
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if (_r) {
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auto r = std::move(_r);
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auto f = r->close();
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return f.then([r = std::move(r)] {});
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}
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return make_ready_future<>();
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}
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};
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inline
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index_reader_assertions assert_that(std::unique_ptr<sstables::index_reader> r) {
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return { std::move(r) };
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}
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