Commit 60cba7f8 authored by Michael Hanselmann's avatar Michael Hanselmann
Browse files

qlang: Add function to build simple filter

This will be used in clients to build the filters for query2.
Signed-off-by: default avatarMichael Hanselmann <>
Reviewed-by: default avatarRené Nussbaumer <>
parent 145bea54
......@@ -73,3 +73,16 @@ def ReadSimpleFilter(namefield, filter_):
return result
def MakeSimpleFilter(namefield, values):
"""Builds a filter for use with L{ReadSimpleFilter}.
@param namefield: Name of field containing item name
@param values: List of names
if values:
return [OP_OR] + [[OP_EQUAL, namefield, i] for i in values]
return None
......@@ -56,5 +56,23 @@ class TestReadSimpleFilter(unittest.TestCase):
"name", i)
class TestMakeSimpleFilter(unittest.TestCase):
def _Test(self, field, names, expected, parse_exp=None):
if parse_exp is None:
parse_exp = names
filter_ = qlang.MakeSimpleFilter(field, names)
self.assertEqual(filter_, expected)
self.assertEqual(qlang.ReadSimpleFilter(field, filter_), parse_exp)
def test(self):
self._Test("name", None, None, parse_exp=[])
self._Test("name", [], None)
self._Test("name", [""],
["|", ["=", "name", ""]])
self._Test("xyz", ["a", "b", "c"],
["|", ["=", "xyz", "a"], ["=", "xyz", "b"], ["=", "xyz", "c"]])
if __name__ == "__main__":
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