/*
 * Copyright 2020 Red Hat, Inc. and/or its affiliates.
 *
 * 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.
 */

package org.acme.maintenancescheduling.rest;

import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import javax.inject.Inject;

import org.acme.maintenancescheduling.domain.MaintenanceJobAssignment;
import org.acme.maintenancescheduling.domain.MaintenanceSchedule;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Timeout;
import org.optaplanner.core.api.solver.SolverStatus;

import io.quarkus.test.junit.QuarkusTest;

@QuarkusTest
public class MaintenanceScheduleResourceTest {

    @Inject
    MaintenanceScheduleResource maintenanceScheduleResource;

    @Test
    @Timeout(600_000)
    public void solveDemoDataUntilFeasible() throws InterruptedException {
        maintenanceScheduleResource.solve();
        MaintenanceSchedule maintenanceSchedule = maintenanceScheduleResource.getSchedule();
        while (maintenanceSchedule.getSolverStatus() != SolverStatus.NOT_SOLVING) {
            // Quick polling (not a Test Thread Sleep anti-pattern)
            // Test is still fast on fast machines and doesn't randomly fail on slow machines.
            Thread.sleep(20L);
            maintenanceSchedule = maintenanceScheduleResource.getSchedule();
        }
        assertFalse(maintenanceSchedule.getMaintenanceJobAssignmentList().isEmpty());
        for (MaintenanceJobAssignment job : maintenanceSchedule.getMaintenanceJobAssignmentList()) {
            assertNotNull(job.getStartingTimeGrain());
            assertNotNull(job.getAssignedCrew());
        }
        assertTrue(maintenanceSchedule.getScore().isFeasible());
    }
}
