mirror of
https://github.com/scylladb/scylladb.git
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1c8736f998
1. Move tests to test (using singular seems to be a convention in the rest of the code base) 2. Move boost tests to test/boost, other (non-boost) unit tests to test/unit, tests which are expected to be run manually to test/manual. Update configure.py and test.py with new paths to tests.
96 lines
2.5 KiB
C++
96 lines
2.5 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_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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inline
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uint32_t
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do_compute_crc(utils::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(utils::crc32& c, const T& val, const Rest&... rest) {
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c.process_le(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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utils::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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// Test crc32::process()
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BOOST_AUTO_TEST_CASE(crc_process) {
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const size_t max_size = 7 + 4096 + 31; // cover all code path
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const size_t test_sizes[] = {
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0, 1, 8, 9, 1023, 1024, 1025, 1032, 1033, 4095, 4096, 4097, max_size
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};
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// Create data buffer offset 8 bytes boundary by 1 byte
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uint64_t data64[max_size/8 + 2];
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uint8_t *data = (reinterpret_cast<uint8_t*>(data64)) + 1;
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// Fill data with test pattern
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for (size_t i = 0; i < max_size; ++i) {
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data[i] = i + 1;
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}
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for (size_t size : test_sizes) {
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utils::crc32 c1, c2;
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// Get correct answer with simplest method
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for (size_t i = 0; i < size; ++i) {
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c1.process_le(data[i]);
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}
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// Calculate crc by optimized routine
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c2.process(data, size);
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BOOST_REQUIRE_EQUAL(c1.get(), c2.get());
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}
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}
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