38a54df863
People keep tripping over the old copyrights and copy-pasting them to new files. Search and replace "Cloudius Systems" with "ScyllaDB". Message-Id: <1460013664-25966-1-git-send-email-penberg@scylladb.com>
71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
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* Copyright (C) 2015 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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#define BOOST_TEST_DYN_LINK
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#define BOOST_TEST_MODULE core
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#include <boost/test/unit_test.hpp>
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#include "utils/crc.hh"
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#include <seastar/core/print.hh>
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#include "disk-error-handler.hh"
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thread_local disk_error_signal_type commit_error;
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thread_local disk_error_signal_type general_disk_error;
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inline
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uint32_t
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do_compute_crc(crc32& c) {
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return c.get();
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}
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template <typename T, typename... Rest>
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inline
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uint32_t
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do_compute_crc(crc32& c, const T& val, const Rest&... rest) {
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c.process(val);
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return do_compute_crc(c, rest...);
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}
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template <typename... T>
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inline
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uint32_t
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compute_crc(const T&... vals) {
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crc32 c;
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return do_compute_crc(c, vals...);
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}
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BOOST_AUTO_TEST_CASE(crc_1_vs_4) {
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using b = uint8_t;
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BOOST_REQUIRE_EQUAL(compute_crc(0x01020304), compute_crc(b(4), b(3), b(2), b(1)));
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}
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BOOST_AUTO_TEST_CASE(crc_121_vs_4) {
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using b = uint8_t;
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using w = uint16_t;
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BOOST_REQUIRE_EQUAL(compute_crc(0x01020304), compute_crc(b(4), w(0x0203), b(1)));
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}
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BOOST_AUTO_TEST_CASE(crc_44_vs_8) {
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using q = uint64_t;
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BOOST_REQUIRE_EQUAL(compute_crc(q(0x0102030405060708)), compute_crc(0x05060708, 0x01020304));
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}
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