private LocalSearchSolverPhaseScope createLocalSearchSolverPhaseScope() {
DefaultSolverScope solverScope = new DefaultSolverScope();
LocalSearchSolverPhaseScope phaseScope = new LocalSearchSolverPhaseScope(solverScope);
DroolsScoreDirectorFactory scoreDirectorFactory = new DroolsScoreDirectorFactory();
scoreDirectorFactory.setSolutionDescriptor(TestdataSolution.buildSolutionDescriptor());
scoreDirectorFactory.setScoreDefinition(new SimpleScoreDefinition());
solverScope.setScoreDirector(scoreDirectorFactory.buildScoreDirector());
solverScope.setWorkingRandom(
new Random() {
public double nextDouble() {
return 0.2;
}
});
solverScope.setBestScore(DefaultSimpleScore.valueOf(-1000));
LocalSearchStepScope lastLocalSearchStepScope = new LocalSearchStepScope(phaseScope);
lastLocalSearchStepScope.setScore(DefaultSimpleScore.valueOf(-1000));
phaseScope.setLastCompletedStepScope(lastLocalSearchStepScope);
return phaseScope;
}
@Test
public void testIsAccepted() {
// Setup
Acceptor acceptor = new GreatDelugeAcceptor(1.20, 0.01);
LocalSearchSolverPhaseScope localSearchSolverPhaseScope = createLocalSearchSolverPhaseScope();
acceptor.phaseStarted(localSearchSolverPhaseScope);
LocalSearchStepScope localSearchStepScope =
new LocalSearchStepScope(localSearchSolverPhaseScope);
localSearchStepScope.setStepIndex(0);
acceptor.stepStarted(localSearchStepScope);
// Pre conditions
LocalSearchMoveScope a1 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-2000));
LocalSearchMoveScope a2 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-1300));
LocalSearchMoveScope a3 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-1200));
LocalSearchMoveScope b1 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-1200));
LocalSearchMoveScope b2 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-100));
LocalSearchMoveScope c1 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-1100));
LocalSearchMoveScope c2 =
createMoveScope(localSearchStepScope, DefaultSimpleScore.valueOf(-120));
// Do stuff
assertEquals(false, acceptor.isAccepted(a1));
assertEquals(false, acceptor.isAccepted(a2));
assertEquals(true, acceptor.isAccepted(a3));
// TODO reable a thorough test of great deluge
// acceptor.stepEnded(localSearchStepScope);
// assertEquals(false, acceptor.isAccepted(b1));
// assertEquals(true, acceptor.isAccepted(b2));
// acceptor.stepEnded(localSearchStepScope);
// assertEquals(false, acceptor.isAccepted(c1));
// acceptor.stepEnded(localSearchStepScope);
// assertEquals(true, acceptor.isAccepted(c2));
// acceptor.stepEnded(localSearchStepScope);
// // Post conditions
// acceptor.phaseEnded(localSearchSolverPhaseScope);
}