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https://github.com/codership/wsrep-lib.git
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71f3fb2d01
Fixes a bug where the fact that an SR master leaves the primary view gets missed. When two consecutive primary views have the same membership we now assume that every SR needs to be rolled back, as the system may have been through a state of only non-primary components.
90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
/*
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* Copyright (C) 2018 Codership Oy <info@codership.com>
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*
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* This file is part of wsrep-lib.
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*
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* Wsrep-lib is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* Wsrep-lib 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 wsrep-lib. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "wsrep/view.hpp"
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#include <boost/test/unit_test.hpp>
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BOOST_AUTO_TEST_CASE(view_test_member_index)
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{
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std::vector<wsrep::view::member> members;
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members.push_back(wsrep::view::member(wsrep::id("1"), "", ""));
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members.push_back(wsrep::view::member(wsrep::id("2"), "", ""));
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members.push_back(wsrep::view::member(wsrep::id("3"), "", ""));
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wsrep::view view(wsrep::gtid(wsrep::id("cluster"), wsrep::seqno(1)),
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wsrep::seqno(1),
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wsrep::view::primary,
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0,
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1,
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0,
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members);
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BOOST_REQUIRE(view.member_index(wsrep::id("1")) == 0);
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BOOST_REQUIRE(view.member_index(wsrep::id("2")) == 1);
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BOOST_REQUIRE(view.member_index(wsrep::id("3")) == 2);
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BOOST_REQUIRE(view.member_index(wsrep::id("4")) == -1);
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}
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BOOST_AUTO_TEST_CASE(view_test_equal_membership)
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{
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std::vector<wsrep::view::member> m1;
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m1.push_back(wsrep::view::member(wsrep::id("1"), "", ""));
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m1.push_back(wsrep::view::member(wsrep::id("2"), "", ""));
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m1.push_back(wsrep::view::member(wsrep::id("3"), "", ""));
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std::vector<wsrep::view::member> m2;
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m2.push_back(wsrep::view::member(wsrep::id("2"), "", ""));
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m2.push_back(wsrep::view::member(wsrep::id("3"), "", ""));
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m2.push_back(wsrep::view::member(wsrep::id("1"), "", ""));
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std::vector<wsrep::view::member> m3;
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m3.push_back(wsrep::view::member(wsrep::id("1"), "", ""));
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m3.push_back(wsrep::view::member(wsrep::id("2"), "", ""));
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m3.push_back(wsrep::view::member(wsrep::id("3"), "", ""));
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m3.push_back(wsrep::view::member(wsrep::id("4"), "", ""));
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wsrep::view v1(wsrep::gtid(wsrep::id("cluster"), wsrep::seqno(1)),
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wsrep::seqno(1),
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wsrep::view::primary,
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0,
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1,
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0,
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m1);
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wsrep::view v2(wsrep::gtid(wsrep::id("cluster"), wsrep::seqno(1)),
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wsrep::seqno(1),
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wsrep::view::primary,
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0,
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1,
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0,
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m2);
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wsrep::view v3(wsrep::gtid(wsrep::id("cluster"), wsrep::seqno(1)),
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wsrep::seqno(1),
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wsrep::view::primary,
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0,
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1,
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0,
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m3);
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BOOST_REQUIRE(v1.equal_membership(v2));
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BOOST_REQUIRE(v2.equal_membership(v1));
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BOOST_REQUIRE(!v1.equal_membership(v3));
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BOOST_REQUIRE(!v3.equal_membership(v1));
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}
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