@syntest/core
Version:
The common core of the SynTest Framework
50 lines • 1.94 kB
JavaScript
;
/*
* Copyright 2020-2021 Delft University of Technology and SynTest contributors
*
* This file is part of SynTest Framework - SynTest Core.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.DominanceComparator = void 0;
class DominanceComparator {
/**
* Fast Dominance Comparator as discussed in
* "Automated Test Case Generation as a Many-Objective Optimisation Problem with Dynamic
* Selection of the Targets"
*/
static compare(individual1, individual2, objectives) {
let dominatesX = false;
let dominatesY = false;
for (const objective of objectives) {
if (individual1.getDistance(objective) < individual2.getDistance(objective))
dominatesX = true;
if (individual1.getDistance(objective) > individual2.getDistance(objective))
dominatesY = true;
// if the both do not dominates each other, we don't
// need to iterate over all the other objectives
if (dominatesX && dominatesY)
return 0;
}
if (dominatesX == dominatesY)
return 0;
else if (dominatesX)
return -1;
else
dominatesY;
return +1;
}
}
exports.DominanceComparator = DominanceComparator;
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