fix test

Author: ChrisHegarty

server/src/test/java/org/elasticsearch/index/mapper/DateFieldTypeTests.java

@@ -317,11 +317,8 @@ public void testRangeQuery() throws IOException {
         Query expected = new IndexOrDocValuesQuery(
             LongPoint.newRangeQuery("field", instant1, instant2),
             SortedNumericDocValuesField.newSlowRangeQuery("field", instant1, instant2)
-        );
-        // TODO: temporarily disable - the range query rewrites to a MatchNoDocsQuery
-        /*
+        ).rewrite(newSearcher(new MultiReader()));
         assertEquals(expected, ft.rangeQuery(date1, date2, true, true, null, null, null, context).rewrite(newSearcher(new MultiReader())));
-        */
 
         MappedFieldType ft2 = new DateFieldType("field", false);
         Query expected2 = SortedNumericDocValuesField.newSlowRangeQuery("field", instant1, instant2);