diff options
Diffstat (limited to 'Lib/test/test_inspect.py')
| -rw-r--r-- | Lib/test/test_inspect.py | 40 |
1 files changed, 24 insertions, 16 deletions
diff --git a/Lib/test/test_inspect.py b/Lib/test/test_inspect.py index ec04c85..484e0dc 100644 --- a/Lib/test/test_inspect.py +++ b/Lib/test/test_inspect.py @@ -2122,6 +2122,7 @@ class TestSignatureObject(unittest.TestCase): def test_signature_str_positional_only(self): P = inspect.Parameter + S = inspect.Signature def test(a_po, *, b, **kwargs): return a_po, kwargs @@ -2132,14 +2133,20 @@ class TestSignatureObject(unittest.TestCase): test.__signature__ = sig.replace(parameters=new_params) self.assertEqual(str(inspect.signature(test)), - '(<a_po>, *, b, **kwargs)') + '(a_po, /, *, b, **kwargs)') - sig = inspect.signature(test) - new_params = list(sig.parameters.values()) - new_params[0] = new_params[0].replace(name=None) - test.__signature__ = sig.replace(parameters=new_params) - self.assertEqual(str(inspect.signature(test)), - '(<0>, *, b, **kwargs)') + self.assertEqual(str(S(parameters=[P('foo', P.POSITIONAL_ONLY)])), + '(foo, /)') + + self.assertEqual(str(S(parameters=[ + P('foo', P.POSITIONAL_ONLY), + P('bar', P.VAR_KEYWORD)])), + '(foo, /, **bar)') + + self.assertEqual(str(S(parameters=[ + P('foo', P.POSITIONAL_ONLY), + P('bar', P.VAR_POSITIONAL)])), + '(foo, /, *bar)') def test_signature_replace_anno(self): def test() -> 42: @@ -2178,10 +2185,13 @@ class TestParameterObject(unittest.TestCase): with self.assertRaisesRegex(ValueError, 'not a valid parameter name'): inspect.Parameter('1', kind=inspect.Parameter.VAR_KEYWORD) - with self.assertRaisesRegex(ValueError, - 'non-positional-only parameter'): + with self.assertRaisesRegex(TypeError, 'name must be a str'): inspect.Parameter(None, kind=inspect.Parameter.VAR_KEYWORD) + with self.assertRaisesRegex(ValueError, + 'is not a valid parameter name'): + inspect.Parameter('$', kind=inspect.Parameter.VAR_KEYWORD) + with self.assertRaisesRegex(ValueError, 'cannot have default values'): inspect.Parameter('a', default=42, kind=inspect.Parameter.VAR_KEYWORD) @@ -2230,7 +2240,8 @@ class TestParameterObject(unittest.TestCase): self.assertEqual(p2.name, 'bar') self.assertNotEqual(p2, p) - with self.assertRaisesRegex(ValueError, 'not a valid parameter name'): + with self.assertRaisesRegex(ValueError, + 'name is a required attribute'): p2 = p2.replace(name=p2.empty) p2 = p2.replace(name='foo', default=None) @@ -2252,14 +2263,11 @@ class TestParameterObject(unittest.TestCase): self.assertEqual(p2, p) def test_signature_parameter_positional_only(self): - p = inspect.Parameter(None, kind=inspect.Parameter.POSITIONAL_ONLY) - self.assertEqual(str(p), '<>') - - p = p.replace(name='1') - self.assertEqual(str(p), '<1>') + with self.assertRaisesRegex(TypeError, 'name must be a str'): + inspect.Parameter(None, kind=inspect.Parameter.POSITIONAL_ONLY) def test_signature_parameter_immutability(self): - p = inspect.Parameter(None, kind=inspect.Parameter.POSITIONAL_ONLY) + p = inspect.Parameter('spam', kind=inspect.Parameter.KEYWORD_ONLY) with self.assertRaises(AttributeError): p.foo = 'bar' |