#193: Add NOT like operation to WHERE filter on ICAT backend

ral-facilities · Jan 7, 2021 · 2d33c0c · 2d33c0c
1 parent b11001d
commit 2d33c0c
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diff --git a/datagateway_api/common/icat/filters.py b/datagateway_api/common/icat/filters.py
@@ -48,6 +48,10 @@ def create_filter(self):
             where_filter = self.create_condition(self.field, "!=", self.value)
         elif self.operation == "like":
             where_filter = self.create_condition(self.field, "like", f"%{self.value}%")
+        elif self.operation == "nlike":
+            where_filter = self.create_condition(
+                self.field, "not like", f"%{self.value}%",
+            )
         elif self.operation == "lt":
             where_filter = self.create_condition(self.field, "<", self.value)
         elif self.operation == "lte":

diff --git a/test/icat/filters/test_where_filter.py b/test/icat/filters/test_where_filter.py
@@ -12,6 +12,7 @@ class TestICATWhereFilter:
             pytest.param("eq", 5, "= '5'", id="equal"),
             pytest.param("ne", 5, "!= 5", id="not equal"),
             pytest.param("like", 5, "like '%5%'", id="like"),
+            pytest.param("nlike", 5, "not like '%5%'", id="not like"),
             pytest.param("lt", 5, "< '5'", id="less than"),
             pytest.param("lte", 5, "<= '5'", id="less than or equal"),
             pytest.param("gt", 5, "> '5'", id="greater than"),