/** * Copyright (C) 2012 10gen Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License, version 3, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . * * As a special exception, the copyright holders give permission to link the * code of portions of this program with the OpenSSL library under certain * conditions as described in each individual source file and distribute * linked combinations including the program with the OpenSSL library. You * must comply with the GNU Affero General Public License in all respects for * all of the code used other than as permitted herein. If you modify file(s) * with this exception, you may extend this exception to your version of the * file(s), but you are not obligated to do so. If you do not wish to do so, * delete this exception statement from your version. If you delete this * exception statement from all source files in the program, then also delete * it in the license file. */ /** Unit tests for RecordId. */ #include "mongo/db/record_id.h" #include "mongo/unittest/unittest.h" namespace mongo { namespace { TEST( RecordId, HashEqual ) { RecordId locA( 1, 2 ); RecordId locB; locB = locA; ASSERT_EQUALS( locA, locB ); RecordId::Hasher hasher; ASSERT_EQUALS( hasher( locA ), hasher( locB ) ); } TEST( RecordId, HashNotEqual ) { RecordId original( 1, 2 ); RecordId diffFile( 10, 2 ); RecordId diffOfs( 1, 20 ); RecordId diffBoth( 10, 20 ); RecordId reversed( 2, 1 ); ASSERT_NOT_EQUALS( original, diffFile ); ASSERT_NOT_EQUALS( original, diffOfs ); ASSERT_NOT_EQUALS( original, diffBoth ); ASSERT_NOT_EQUALS( original, reversed ); // Unequal DiskLocs need not produce unequal hashes. But unequal hashes are likely, and // assumed here for sanity checking of the custom hash implementation. RecordId::Hasher hasher; ASSERT_NOT_EQUALS( hasher( original ), hasher( diffFile ) ); ASSERT_NOT_EQUALS( hasher( original ), hasher( diffOfs ) ); ASSERT_NOT_EQUALS( hasher( original ), hasher( diffBoth ) ); ASSERT_NOT_EQUALS( hasher( original ), hasher( reversed ) ); } } // namespace } // namespace mongo