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/**
* Copyright (C) 2013 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 <http://www.gnu.org/licenses/>.
*
* 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.
*/
#include "mongo/s/range_arithmetic.h"
#include "mongo/unittest/unittest.h"
namespace {
using mongo::MINKEY;
using mongo::MAXKEY;
using mongo::rangeOverlaps;
using mongo::rangeMapOverlaps;
using mongo::RangeMap;
using mongo::RangeVector;
using std::make_pair;
TEST(BSONRange, SmallerLowerRangeNonSubset) {
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 50), BSON("x" << 200)));
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 60), BSON("x" << 199)));
ASSERT_FALSE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 70), BSON("x" << 99)));
ASSERT_FALSE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 80), BSON("x" << 100)));
}
TEST(BSONRange, BiggerUpperRangeNonSubset) {
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 150), BSON("x" << 200)));
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 160), BSON("x" << 201)));
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 170), BSON("x" << 220)));
ASSERT_FALSE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 200), BSON("x" << 240)));
}
TEST(BSONRange, RangeIsSubsetOfOther) {
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 70), BSON("x" << 300)));
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 140), BSON("x" << 180)));
}
TEST(BSONRange, EqualRange) {
ASSERT_TRUE(rangeOverlaps(BSON("x" << 100), BSON("x" << 200),
BSON("x" << 100), BSON("x" << 200)));
}
TEST(RangeMap, RangeMapOverlap) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
rangeMap.insert( make_pair( BSON( "x" << 200 ), BSON( "x" << 300 ) ) );
rangeMap.insert( make_pair( BSON( "x" << 300 ), BSON( "x" << 400 ) ) );
RangeVector overlap;
getRangeMapOverlap( rangeMap, BSON( "x" << 50 ), BSON( "x" << 350 ), &overlap );
ASSERT( !overlap.empty() );
ASSERT_EQUALS( overlap.size(), 3u );
}
TEST(RangeMap, RangeMapOverlapPartial) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
rangeMap.insert( make_pair( BSON( "x" << 200 ), BSON( "x" << 300 ) ) );
RangeVector overlap;
getRangeMapOverlap( rangeMap, BSON( "x" << 150 ), BSON( "x" << 250 ), &overlap );
ASSERT( !overlap.empty() );
ASSERT_EQUALS( overlap.size(), 2u );
}
TEST(RangeMap, RangeMapOverlapInner) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
RangeVector overlap;
getRangeMapOverlap( rangeMap, BSON( "x" << 125 ), BSON( "x" << 150 ), &overlap );
ASSERT( !overlap.empty() );
ASSERT_EQUALS( overlap.size(), 1u );
}
TEST(RangeMap, RangeMapNoOverlap) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
rangeMap.insert( make_pair( BSON( "x" << 300 ), BSON( "x" << 400 ) ) );
RangeVector overlap;
getRangeMapOverlap( rangeMap, BSON( "x" << 200 ), BSON( "x" << 300 ), &overlap );
ASSERT( overlap.empty() );
}
TEST(RangeMap, RangeMapOverlaps) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
ASSERT( rangeMapOverlaps( rangeMap, BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
ASSERT( rangeMapOverlaps( rangeMap, BSON( "x" << 99 ), BSON( "x" << 200 ) ) );
ASSERT( rangeMapOverlaps( rangeMap, BSON( "x" << 100 ), BSON( "x" << 201 ) ) );
ASSERT( rangeMapOverlaps( rangeMap, BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
ASSERT( !rangeMapOverlaps( rangeMap, BSON( "x" << 99 ), BSON( "x" << 100 ) ) );
ASSERT( !rangeMapOverlaps( rangeMap, BSON( "x" << 200 ), BSON( "x" << 201 ) ) );
}
TEST(RangeMap, RangeMapContains) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
ASSERT( rangeMapContains( rangeMap, BSON( "x" << 100 ), BSON( "x" << 200 ) ) );
ASSERT( !rangeMapContains( rangeMap, BSON( "x" << 99 ), BSON( "x" << 200 ) ) );
ASSERT( !rangeMapContains( rangeMap, BSON( "x" << 100 ), BSON( "x" << 201 ) ) );
}
TEST(RangeMap, RangeMapContainsMinMax) {
RangeMap rangeMap;
rangeMap.insert( make_pair( BSON( "x" << MINKEY ), BSON( "x" << MAXKEY ) ) );
ASSERT( rangeMapContains( rangeMap, BSON( "x" << MINKEY ), BSON( "x" << MAXKEY ) ) );
ASSERT( !rangeMapContains( rangeMap, BSON( "x" << 1 ), BSON( "x" << MAXKEY ) ) );
ASSERT( !rangeMapContains( rangeMap, BSON( "x" << MINKEY ), BSON( "x" << 1 ) ) );
}
}
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