Support ilike (#19)

* Add support for ilike too

* Update README and unit tests

README.rst

@@ -252,6 +252,7 @@ This is the list of operators that can be used:
 - ``>=``, ``ge``
 - ``<=``, ``le``
 - ``like``
+- ``ilike``
 - ``in``
 - ``not_in``
 

sqlalchemy_filters/filters.py

@@ -41,6 +41,7 @@ class Operator(object):
         '<=': lambda f, a: f <= a,
         'le': lambda f, a: f <= a,
         'like': lambda f, a: f.like(a),
+        'ilike': lambda f, a: f.ilike(a),
         'in': lambda f, a: f.in_(a),
         'not_in': lambda f, a: ~f.in_(a),
     }

test/interface/test_filters.py

@@ -613,6 +613,21 @@ def test_one_filter_applied_to_a_single_model(self, session):
         assert result[1].id == 3
 
 
+class TestApplyILikeFilter:
+
+    @pytest.mark.usefixtures('multiple_bars_inserted')
+    def test_one_filter_applied_to_a_single_model(self, session):
+        query = session.query(Bar)
+        filters = [{'field': 'name', 'op': 'ilike', 'value': '%ME_1'}]
+
+        filtered_query = apply_filters(query, filters)
+        result = filtered_query.all()
+
+        assert len(result) == 2
+        assert result[0].id == 1
+        assert result[1].id == 3
+
+
 class TestApplyInFilter:
 
     @pytest.mark.usefixtures('multiple_bars_inserted')