Fixed ValueError when the target callable has a default keyword argument that wasn't overridden

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/test_util.py b/tests/test_util.py
index a416297..6908bc3 100644
--- a/tests/test_util.py
+++ b/tests/test_util.py
@@ -257,6 +257,12 @@ class TestCheckCallableArgs(object):
         exc = pytest.raises(ValueError, check_callable_args, lambda x, y, z: None, [1], {'y': 0})
         assert str(exc.value) == 'The following arguments have not been supplied: z'
 
+    def test_default_args(self, use_signature):
+        """Tests that default values for arguments are properly taken into account."""
+
+        exc = pytest.raises(ValueError, check_callable_args, lambda x, y, z=1: None, [1], {})
+        assert str(exc.value) == 'The following arguments have not been supplied: y'
+
     def test_conflicting_callable_args(self, use_signature):
         """
         Tests that attempting to schedule a job where the combination of args and kwargs are in conflict raises an