LUCENE-8626: standardise 3 more Lucene test names (#2440)

lucene/core/src/test/org/apache/lucene/search/TestBaseRangeFilter.java

@@ -38,7 +38,7 @@ import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
-public class BaseTestRangeFilter extends LuceneTestCase {
+public class TestBaseRangeFilter extends LuceneTestCase {
 
   public static final boolean F = false;
   public static final boolean T = true;

lucene/core/src/test/org/apache/lucene/search/TestMultiTermConstantScore.java

@@ -32,7 +32,7 @@ import org.junit.Assert;
 import org.junit.BeforeClass;
 import org.junit.Test;
 
-public class TestMultiTermConstantScore extends BaseTestRangeFilter {
+public class TestMultiTermConstantScore extends TestBaseRangeFilter {
 
   /** threshold for comparing floats */
   public static final float SCORE_COMP_THRESH = 1e-6f;

lucene/sandbox/src/test/org/apache/lucene/sandbox/search/TestLongHashSet.java

@@ -23,7 +23,7 @@ import java.util.stream.Collectors;
 import java.util.stream.LongStream;
 import org.apache.lucene.util.LuceneTestCase;
 
-public class LongHashSetTests extends LuceneTestCase {
+public class TestLongHashSet extends LuceneTestCase {
 
   private void assertEquals(Set<Long> set1, LongHashSet set2) {
     LuceneTestCase.assertEquals(set1, set2);

lucene/spatial-extras/src/test/org/apache/lucene/spatial/TestSpatialExample.java

@@ -48,12 +48,12 @@ import org.locationtech.spatial4j.shape.Point;
 import org.locationtech.spatial4j.shape.Shape;
 
 /** This class serves as example code to show how to use the Lucene spatial module. */
-public class SpatialExample extends LuceneTestCase {
+public class TestSpatialExample extends LuceneTestCase {
 
   // Note: Test invoked via TestTestFramework.spatialExample()
 
   public static void main(String[] args) throws Exception {
-    new SpatialExample().test();
+    new TestSpatialExample().test();
   }
 
   public void test() throws Exception {

lucene/spatial-extras/src/test/org/apache/lucene/spatial/TestTestFramework.java

@@ -59,6 +59,6 @@ public class TestTestFramework extends LuceneTestCase {
   public void spatialExample() throws Exception {
     // kind of a hack so that SpatialExample is tested despite
     // it not starting or ending with "Test".
-    SpatialExample.main(null);
+    TestSpatialExample.main(null);
   }
 }