remove restriction on searching only text columns

flask_admin/contrib/sqla/view.py

@@ -80,8 +80,7 @@ class ModelView(BaseModelView):
                                           'searchable_columns',
                                           None)
     """
-        Collection of the searchable columns. Only text-based columns
-        are searchable (`String`, `Unicode`, `Text`, `UnicodeText`).
+        Collection of the searchable columns.
 
         Example::
 
@@ -491,10 +490,6 @@ class ModelView(BaseModelView):
                 for column in self._get_columns_for_field(attr):
                     column_type = type(column.type).__name__
 
-                    if not self.is_text_column_type(column_type):
-                        raise Exception('Can only search on text columns. ' +
-                                        'Failed to setup search for "%s"' % p)
-
                     self._search_fields.append(column)
 
                     # Store joins, avoid duplicates

flask_admin/tests/sqla/test_basic.py

@@ -253,27 +253,32 @@ def test_column_searchable_list():
 
     Model1, Model2 = create_models(db)
 
-    view = CustomModelView(Model1, db.session,
-                           column_searchable_list=['test1', 'test2'])
+    view = CustomModelView(Model2, db.session,
+                           column_searchable_list=['string_field', 'int_field'])
     admin.add_view(view)
 
     eq_(view._search_supported, True)
     eq_(len(view._search_fields), 2)
     ok_(isinstance(view._search_fields[0], db.Column))
     ok_(isinstance(view._search_fields[1], db.Column))
-    eq_(view._search_fields[0].name, 'test1')
-    eq_(view._search_fields[1].name, 'test2')
+    eq_(view._search_fields[0].name, 'string_field')
+    eq_(view._search_fields[1].name, 'int_field')
 
-    db.session.add(Model1('model1'))
-    db.session.add(Model1('model2'))
+    db.session.add(Model2('model1-test', 5000))
+    db.session.add(Model2('model2-test', 9000))
     db.session.commit()
 
     client = app.test_client()
 
-    rv = client.get('/admin/model1/?search=model1')
+    rv = client.get('/admin/model2/?search=model1')
+    data = rv.data.decode('utf-8')
+    ok_('model1-test' in data)
+    ok_('model2-test' not in data)
+    
+    rv = client.get('/admin/model2/?search=9000')
     data = rv.data.decode('utf-8')
-    ok_('model1' in data)
-    ok_('model2' not in data)
+    ok_('model1-test' not in data)
+    ok_('model2-test' in data)
 
 
 def test_complex_searchable_list():