Fix/pagination (#28)

* fix(api): page - 1 that returned the wrong page

* test(api): add test for paginate

backend/gn_module_monitoring/tests/test_utils/test_routes.py

@@ -1,7 +1,9 @@
 import pytest
 from werkzeug.datastructures import MultiDict
 
-from gn_module_monitoring.utils.routes import get_limit_offset
+from gn_module_monitoring.monitoring.models import TMonitoringSites
+from gn_module_monitoring.monitoring.schemas import MonitoringSitesSchema
+from gn_module_monitoring.utils.routes import get_limit_offset, paginate
 
 
 @pytest.mark.parametrize("limit, offset", [("1", "2"), (1, 2), ("1", 2), (1, "2")])
@@ -12,3 +14,14 @@ def test_get_limit_offset(limit, offset):
 
     assert isinstance(comp_limit, int)
     assert isinstance(comp_offset, int)
+
+
+def test_paginate(sites):
+    limit = 1
+    page = 2
+
+    res = paginate(
+        query=TMonitoringSites.query, schema=MonitoringSitesSchema, limit=limit, page=page
+    )
+
+    assert res.json["offset"] == page

backend/gn_module_monitoring/utils/routes.py

@@ -22,7 +22,7 @@ def paginate(query: Query, schema: Schema, limit: int, page: int) -> Response:
     result = query.paginate(page=page, error_out=False, per_page=limit)
     pagination_schema = paginate_schema(schema)
     data = pagination_schema().dump(
-        dict(items=result.items, count=result.total, limit=limit, offset=page - 1)
+        dict(items=result.items, count=result.total, limit=limit, offset=page)
     )
     return jsonify(data)