PropertyQueryTest: count with 0.

Author: greenrobot-team

tests/objectbox-java-test/src/test/java/io/objectbox/query/PropertyQueryTest.java

@@ -422,18 +422,21 @@ public void testFindShorts_wrongPropertyType() {
 
     @Test
     public void testCount() {
+        Query<TestEntity> query = box.query().build();
+        PropertyQuery stringQuery = query.property(simpleString);
+
+        assertEquals(0, stringQuery.count());
+
         putTestEntity(null, 1000);
         putTestEntity("BAR", 100);
         putTestEntitiesStrings();
         putTestEntity("banana", 101);
-        Query<TestEntity> query = box.query().build();
-        PropertyQuery stringQuery = query.property(simpleString);
+
         assertEquals(8, query.count());
         assertEquals(7, stringQuery.count());
         assertEquals(6, stringQuery.distinct().count());
     }
 
-
     @Test
     public void testAggregates() {
         putTestEntitiesScalars();