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improve geo tests 

Conflicts:
	lucene/sandbox/src/test/org/apache/lucene/search/TestLatLonPointQueries.java
This commit is contained in:
Mike McCandless 2016-01-26 05:14:20 -05:00
parent ac3a5234d4
commit 5adc4965ea
2 changed files with 35 additions and 1 deletions
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35
lucene/sandbox/src/test/org/apache/lucene/search/TestGeoPointQuery.java
View File

@ -342,4 +342,39 @@ public class TestGeoPointQuery extends BaseGeoPointTestCase {
assertEquals(180.0, GeoUtils.mortonUnhashLon(hash), 0); assertEquals(180.0, GeoUtils.mortonUnhashLon(hash), 0);
assertEquals(90.0, GeoUtils.mortonUnhashLat(hash), 0); assertEquals(90.0, GeoUtils.mortonUnhashLat(hash), 0);
} }
public void testEncodeDecode() throws Exception {
int iters = atLeast(10000);
boolean small = random().nextBoolean();
for(int iter=0;iter<iters;iter++) {
double lat = randomLat(small);
double lon = randomLon(small);
long enc = GeoUtils.mortonHash(lon, lat);
double latEnc = GeoUtils.mortonUnhashLat(enc);
double lonEnc = GeoUtils.mortonUnhashLon(enc);
assertEquals("lat=" + lat + " latEnc=" + latEnc + " diff=" + (lat - latEnc), lat, latEnc, GeoUtils.TOLERANCE);
assertEquals("lon=" + lon + " lonEnc=" + lonEnc + " diff=" + (lon - lonEnc), lon, lonEnc, GeoUtils.TOLERANCE);
}
}
public void testScaleUnscaleIsStable() throws Exception {
int iters = atLeast(1000);
boolean small = random().nextBoolean();
for(int iter=0;iter<iters;iter++) {
double lat = randomLat(small);
double lon = randomLon(small);
long enc = GeoUtils.mortonHash(lon, lat);
double latEnc = GeoUtils.mortonUnhashLat(enc);
double lonEnc = GeoUtils.mortonUnhashLon(enc);
long enc2 = GeoUtils.mortonHash(lon, lat);
double latEnc2 = GeoUtils.mortonUnhashLat(enc2);
double lonEnc2 = GeoUtils.mortonUnhashLon(enc2);
assertEquals(latEnc, latEnc2, 0.0);
assertEquals(lonEnc, lonEnc2, 0.0);
}
}
} }

1
lucene/sandbox/src/test/org/apache/lucene/util/BaseGeoPointTestCase.java
View File

@ -772,4 +772,3 @@ public abstract class BaseGeoPointTestCase extends LuceneTestCase {
assertFalse(failed.get()); assertFalse(failed.get());
} }
} }