eclipse-sailing-analytics/sailing-analytics
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failing test for bug 1952, distance to line outside of orthogonal projection to start line

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Change-Id: I1ce55b6952c1f2abf5a7d86ba8b1e6c8470c2ab0
This commit is contained in:
Axel Uhl committed 2016-12-21 16:07:33 +01:00
1 parent 65313c591d
commit 01020a504b
1 file changed
+39 -3
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java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/test/LineAnalysisTest.java
+39 -3
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@@ -3,19 +3,22 @@ package com.sap.sailing.domain.test;
import static org.junit.Assert.assertEquals;
import java.util.Collections;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import com.sap.sailing.domain.base.Competitor;
import com.sap.sailing.domain.base.Mark;
import com.sap.sailing.domain.common.Bearing;
import com.sap.sailing.domain.common.Distance;
import com.sap.sailing.domain.common.NauticalSide;
import com.sap.sailing.domain.common.Position;
import com.sap.sailing.domain.common.impl.DegreeBearingImpl;
import com.sap.sailing.domain.common.impl.KnotSpeedWithBearingImpl;
import com.sap.sailing.domain.common.impl.MeterDistance;
import com.sap.sailing.domain.common.tracking.GPSFix;
import com.sap.sailing.domain.common.tracking.impl.GPSFixImpl;
import com.sap.sailing.domain.common.tracking.impl.GPSFixMovingImpl;
import com.sap.sailing.domain.tracking.DynamicGPSFixTrack;
import com.sap.sailing.domain.tracking.DynamicTrackedRace;
import com.sap.sailing.domain.tracking.LineDetails;
@@ -25,12 +28,14 @@ import com.sap.sse.common.impl.MillisecondsTimePoint;
public class LineAnalysisTest extends TrackBasedTest {
private TimePoint now;
private DynamicTrackedRace trackedRace;
private Competitor competitor;
@Before
public void setUp() {
final List<Competitor> emptyCompetitorList = Collections.emptyList();
competitor = createCompetitor("Test");
final Iterable<Competitor> competitorListWithOneCompetitor = Collections.singletonList(competitor);
now = MillisecondsTimePoint.now();
trackedRace = createTestTrackedRace("Test Regatta", "Test Race", "505", emptyCompetitorList, now, /* useMarkPassingCalculator */ false);
trackedRace = createTestTrackedRace("Test Regatta", "Test Race", "505", competitorListWithOneCompetitor, now, /* useMarkPassingCalculator */ false);
}
@Test
@@ -56,6 +61,37 @@ public class LineAnalysisTest extends TrackBasedTest {
assertEquals(advantage.getMeters(), finishLine.getAdvantage().getMeters(), 0.1);
assertEquals(NauticalSide.PORT, finishLine.getAdvantageousSideWhileApproachingLine());
}
@Test
public void testDistanceToLineWithOrthogonalProjectionOnLine() {
Mark left = getMark("Left lee gate buoy");
Mark right = getMark("Right lee gate buoy");
final Position leftPos = trackedRace.getOrCreateTrack(left).getEstimatedPosition(now, /* extrapolate */ false);
final Position rightPos = trackedRace.getOrCreateTrack(right).getEstimatedPosition(now, /* extrapolate */ false);
final Bearing lineBearingFromLeftToRight = leftPos.getBearingGreatCircle(rightPos);
final Bearing awayFromCourseSideOrthogonalToLine = lineBearingFromLeftToRight.add(new DegreeBearingImpl(90));
final Position lineMiddle = leftPos.translateGreatCircle(lineBearingFromLeftToRight, leftPos.getDistance(rightPos).scale(0.5));
final Distance distanceBehindLine = new MeterDistance(10);
final Position behindMiddleOfLine = lineMiddle.translateGreatCircle(awayFromCourseSideOrthogonalToLine, distanceBehindLine);
trackedRace.getTrack(competitor).add(new GPSFixMovingImpl(behindMiddleOfLine, now, new KnotSpeedWithBearingImpl(5, new DegreeBearingImpl(45))));
assertEquals(distanceBehindLine.getMeters(), trackedRace.getDistanceToStartLine(competitor, now).getMeters(), 0.000001);
}
@Test
public void testDistanceToLineWithOrthogonalProjectionOutsideLine() {
Mark left = getMark("Left lee gate buoy");
Mark right = getMark("Right lee gate buoy");
final Position leftPos = trackedRace.getOrCreateTrack(left).getEstimatedPosition(now, /* extrapolate */ false);
final Position rightPos = trackedRace.getOrCreateTrack(right).getEstimatedPosition(now, /* extrapolate */ false);
final Bearing lineBearingFromLeftToRight = leftPos.getBearingGreatCircle(rightPos);
final Bearing awayFromCourseSideOrthogonalToLine = lineBearingFromLeftToRight.add(new DegreeBearingImpl(90));
final Position outsideOfLine = rightPos.translateGreatCircle(lineBearingFromLeftToRight, new MeterDistance(30)); // 30m right of start boat
final Distance distanceBehindLine = new MeterDistance(10);
final Position behindOutsideOfLine = outsideOfLine.translateGreatCircle(awayFromCourseSideOrthogonalToLine, distanceBehindLine);
trackedRace.getTrack(competitor).add(new GPSFixMovingImpl(behindOutsideOfLine, now, new KnotSpeedWithBearingImpl(5, new DegreeBearingImpl(45))));
// the distance is that of the hypotenuse formed by the two cathesuses of 10m and 30m length, respectively:
assertEquals(Math.sqrt(10.*10.+30.*30.), trackedRace.getDistanceToStartLine(competitor, now).getMeters(), 0.000001);
}
private Mark getMark(String name) {
for (Mark mark : trackedRace.getMarks()) {