Expand bounded range test assertions to handle different order of ope…

…rations that arise from threading (#2677)

warehouse/query-core/src/test/java/datawave/query/jexl/lookups/BoundedRangeIndexLookupTest.java

@@ -228,6 +228,13 @@ public void testInvalidDataTypeFilter() {
         test(lookup, "FIELD_A");
     }
 
+    @Test
+    public void testWithNoBackingData() {
+        withDateRange("20240701", "20240709");
+        BoundedRangeIndexLookup lookup = createLookup("FIELD_A", "absent-lower", "absent-upper");
+        test(lookup, "FIELD_A");
+    }
+
     private void test(BoundedRangeIndexLookup lookup, String field) {
         lookup.submit();
 
@@ -305,7 +312,12 @@ public void largeRowInBoundedRangeTest() throws TableNotFoundException {
         assertEquals(10001, scanner.getSeekCount()); // with new iterator this is initial seek + one seek per unique row in the range
         // this represents data collapsed and sent back to the client by the WholeRowIterator
         assertEquals(0, scanner.getNextCount()); // no next cals with seeking filter
-        assertTrue(map.get("FOO").isThresholdExceeded());
+        assertNotNull(map);
+        if (map.containsKey("FOO")) {
+            assertTrue(map.get("FOO").isThresholdExceeded());
+        } else {
+            assertTrue(map.isEmpty());
+        }
         verifyAll();
     }
 }