eclipse-sailing-analytics/sailing-analytics
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provided a fix, also for the test case, for bug 3364: use iterator to remove cache elements to avoid CME

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Axel Uhl committed 2015-11-17 18:27:16 +01:00
1 parent d6e25bb867
commit 0af2af5979
2 files changed
+6 -5
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java/com.sap.sailing.domain.test/src/com/sap/sailing/domain/markpassing/impl/WaypointPositionAndDistanceCacheTest.java
+2 -3
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@@ -144,15 +144,14 @@ public class WaypointPositionAndDistanceCacheTest {
trackedRace.getOrCreateTrack(windward).add(new GPSFixImpl(new DegreePosition(1, 0).translateGreatCircle(
new DegreeBearingImpl(0), new KnotSpeedImpl(20).travel(now, now.plus(timeRangeResolution.times(3)))),
now.plus(timeRangeResolution.times(3))));
assertEquals(60, cache.getApproximateDistance(start, windwardWaypoint, now).getNauticalMiles(), 0.01);
assertEquals(60+new NauticalMileDistance(20).scale(timeRangeResolution.divide(Duration.ONE_HOUR)).getNauticalMiles(), cache.getApproximateDistance(start, windwardWaypoint, now.plus(timeRangeResolution)).getNauticalMiles(), 0.01);
assertEquals(60+new NauticalMileDistance(20).scale(timeRangeResolution.times(2).divide(Duration.ONE_HOUR)).getNauticalMiles(), cache.getApproximateDistance(start, windwardWaypoint, now.plus(timeRangeResolution.times(2))).getNauticalMiles(), 0.01);
trackedRace.getOrCreateTrack(windward).add(new GPSFixImpl(new DegreePosition(1, 0).translateGreatCircle(
new DegreeBearingImpl(0), new KnotSpeedImpl(20).travel(now, now.plus(timeRangeResolution.divide(5)))),
now.plus(timeRangeResolution.divide(5)))); // cause cache invalidation with several entries in the map
recalculations = 0;
assertEquals(60+new NauticalMileDistance(20).scale(timeRangeResolution.times(2).divide(Duration.ONE_HOUR)).getNauticalMiles(), cache.getApproximateDistance(start, windwardWaypoint, now.plus(timeRangeResolution.times(2))).getNauticalMiles(), 0.01);
assertEquals(1, recalculations);
assertEquals(60, cache.getApproximateDistance(start, windwardWaypoint, now).getNauticalMiles(), 0.01);
assertEquals(2, recalculations); // distance calculation also requires position calculation, therefore 2, not 1
}