#193: Add NOT like operatior for WHERE filter to DB backend

ral-facilities · Jan 7, 2021 · 9455685 · 9455685
1 parent 2d33c0c
commit 9455685
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diff --git a/datagateway_api/common/database/filters.py b/datagateway_api/common/database/filters.py
@@ -77,6 +77,8 @@ def apply_filter(self, query):
             query.base_query = query.base_query.filter(field != self.value)
         elif self.operation == "like":
             query.base_query = query.base_query.filter(field.like(f"%{self.value}%"))
+        elif self.operation == "nlike":
+            query.base_query = query.base_query.filter(field.notlike(f"%{self.value}%"))
         elif self.operation == "lt":
             query.base_query = query.base_query.filter(field < self.value)
         elif self.operation == "lte":

diff --git a/test/db/test_query_filter_factory.py b/test/db/test_query_filter_factory.py
@@ -64,6 +64,7 @@ def test_valid_skip_filter(self):
             pytest.param({"where": {"ID": {"gte": "1"}}}, id="gte operator"),
             pytest.param({"where": {"ID": {"in": ["1", "2", "3"]}}}, id="in operator"),
             pytest.param({"where": {"ID": {"like": "3"}}}, id="like operator"),
+            pytest.param({"where": {"ID": {"nlike": "3"}}}, id="not like operator"),
             pytest.param({"where": {"ID": {"lt": "1"}}}, id="lt operator"),
             pytest.param({"where": {"ID": {"lte": "1"}}}, id="lte operator"),
         ],