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Code Issues Releases Wiki Activity

multiple tws

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oblonski 2015-07-08 18:54:22 +02:00
parent ed95f90fc5
commit ebeae6f693
17 changed files with 384 additions and 30 deletions
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jsprit-core/src/test/java/jsprit/core/algorithm/state/GetLatestArrivalTimeTest.java Normal file
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package jsprit.core.algorithm.state;
import jsprit.core.problem.solution.route.activity.TimeWindow;
import junit.framework.Assert;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collection;
/**
* Created by schroeder on 08/07/15.
*/
public class GetLatestArrivalTimeTest {
@Test
public void whenSingleTW_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(0,10);
Assert.assertEquals(10.,getLatestArrivalTime(Arrays.asList(tw),20));
}
@Test
public void whenSingleTW2_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(0,10);
Assert.assertEquals(8.,getLatestArrivalTime(Arrays.asList(tw),8));
}
@Test
public void whenSingleTW3_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
Assert.assertEquals(1.,getLatestArrivalTime(Arrays.asList(tw),1));
}
@Test
public void whenMultipleTW_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(30.,getLatestArrivalTime(Arrays.asList(tw,tw2),40));
}
@Test
public void whenMultipleTW2_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(25.,getLatestArrivalTime(Arrays.asList(tw,tw2),25));
}
@Test
public void whenMultipleTW3_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(10.,getLatestArrivalTime(Arrays.asList(tw,tw2),19));
}
@Test
public void whenMultipleTW4_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(8.,getLatestArrivalTime(Arrays.asList(tw,tw2),8));
}
@Test
public void whenMultipleTW5_itShouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(1.,getLatestArrivalTime(Arrays.asList(tw,tw2),1));
}
@Test
public void whenSingleTW_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
Assert.assertEquals(2.,getActivityStartTime(Arrays.asList(tw),1));
}
@Test
public void whenSingleTW2_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
Assert.assertEquals(3.,getActivityStartTime(Arrays.asList(tw),3));
}
@Test
public void whenSingleTW3_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
Assert.assertEquals(11.,getActivityStartTime(Arrays.asList(tw),11));
}
@Test
public void whenMultipleTW1_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(2.,getActivityStartTime(Arrays.asList(tw,tw2),1));
}
@Test
public void whenMultipleTW2_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(3.,getActivityStartTime(Arrays.asList(tw,tw2),3));
}
@Test
public void whenMultipleTW3_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(20.,getActivityStartTime(Arrays.asList(tw,tw2),11));
}
@Test
public void whenMultipleTW4_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(21.,getActivityStartTime(Arrays.asList(tw,tw2),21));
}
@Test
public void whenMultipleTW5_ActivityStartTime_shouldReturnCorrectTime(){
TimeWindow tw = TimeWindow.newInstance(2,10);
TimeWindow tw2 = TimeWindow.newInstance(20,30);
Assert.assertEquals(31.,getActivityStartTime(Arrays.asList(tw,tw2),31));
}
private double getLatestArrivalTime(Collection<TimeWindow> timeWindows, double potentialLatestArrivalTimeAtCurrAct) {
TimeWindow last = null;
for(TimeWindow tw : timeWindows){
if(tw.getStart() <= potentialLatestArrivalTimeAtCurrAct && tw.getEnd() >= potentialLatestArrivalTimeAtCurrAct){
return potentialLatestArrivalTimeAtCurrAct;
}
else if(tw.getStart() > potentialLatestArrivalTimeAtCurrAct){
if(last == null){
return potentialLatestArrivalTimeAtCurrAct;
}
else return last.getEnd();
}
last = tw;
}
return last.getEnd();
}
private double getActivityStartTime(Collection<TimeWindow> timeWindows, double arrivalTime) {
boolean next = false;
for(TimeWindow tw : timeWindows){
if(next){
return Math.max(tw.getStart(),arrivalTime);
}
if(tw.getStart() <= arrivalTime && tw.getEnd() >= arrivalTime){
return arrivalTime;
}
else if(tw.getEnd() < arrivalTime){
next = true;
}
else if(tw.getStart() > arrivalTime){
return tw.getStart();
}
}
return arrivalTime;
}
}