Fix

Author: wu-hui

firebase-firestore/src/main/java/com/google/firebase/firestore/bundle/BundleSerializer.java

@@ -153,7 +153,18 @@ private BundledQuery decodeBundledQuery(JSONObject bundledQuery) throws JSONExce
     Query.LimitType limitType = decodeLimitType(bundledQuery);
 
     return new BundledQuery(
-        new Query(parent, collectionGroup, filters, orderBys, limit, limitType, startAt, endAt)
+        new Query(
+                parent,
+                collectionGroup,
+                filters,
+                orderBys,
+                limit,
+                // Not using `limitType` because bundled queries are what the backend sees,
+                // and there is no limit_to_last for the backend.
+                // Limit type is applied when the query is read back instead.
+                Query.LimitType.LIMIT_TO_FIRST,
+                startAt,
+                endAt)
             .toTarget(),
         limitType);
   }

firebase-firestore/src/test/java/com/google/firebase/firestore/bundle/BundleSerializerTest.java

@@ -696,7 +696,8 @@ public void testDecodesLimitToLastTargetWithoutImplicitOrderByOnName() throws JS
             + "\"readTime\":{\"seconds\":\"1679674432\",\"nanos\":579934000}}";
     NamedQuery query = serializer.decodeNamedQuery(new JSONObject(json));
     assertEquals(
-        TestUtil.query("foo").limitToLast(10).toTarget(), query.getBundledQuery().getTarget());
+        // Note that `limitToFirst(10)` is expected.
+        TestUtil.query("foo").limitToFirst(10).toTarget(), query.getBundledQuery().getTarget());
     assertEquals(Query.LimitType.LIMIT_TO_LAST, query.getBundledQuery().getLimitType());
   }