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/
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/*
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* Copyright (C) 2015-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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#include <boost/test/unit_test.hpp>
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#include <seastar/core/future.hh>
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#include "seastarx.hh"
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#include "test/lib/scylla_test_case.hh"
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#include "utils/hash.hh"
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SEASTAR_TEST_CASE(test_pair_hash){
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auto hash_compare = [](auto p) {
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auto h1 = utils::tuple_hash()(p);
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auto h2 = utils::hash_combine(std::hash<decltype(p.first)>()(p.first), std::hash<decltype(p.second)>()(p.second));
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BOOST_CHECK_EQUAL(h1, h2);
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};
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hash_compare(std::make_pair(1, 2));
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hash_compare(std::make_pair(1.5, 2.1));
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hash_compare(std::make_pair("gris", "bacon"));
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hash_compare(std::make_pair(666, "bacon"));
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return make_ready_future<>();
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}
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SEASTAR_TEST_CASE(test_tuple_hash){
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auto hash_compare = [](auto p, auto h2) {
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auto h1 = utils::tuple_hash()(p);
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BOOST_CHECK_EQUAL(h1, h2);
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};
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hash_compare(std::make_tuple(1, 2), utils::hash_combine(
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std::hash<int32_t>()(1)
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, std::hash<int32_t>()(2)
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));
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hash_compare(std::make_tuple(1, 2, 3), utils::hash_combine(
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std::hash<int32_t>()(1)
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, utils::hash_combine(std::hash<int32_t>()(2)
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, std::hash<int32_t>()(3))
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));
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hash_compare(std::make_tuple("apa", "ko"), utils::hash_combine(
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std::hash<const char *>()("apa")
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, std::hash<const char *>()("ko")
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));
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hash_compare(std::make_tuple("olof", 2, "kung"), utils::hash_combine(
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std::hash<const char *>()("olof")
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, utils::hash_combine(std::hash<int32_t>()(2)
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, std::hash<const char *>()("kung"))
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));
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return make_ready_future<>();
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}
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