def test_validate_okay(self):
self.handler.returns.coerce = 'eggs'
arg = Arg(self.param, 'spam', self.handler)
arg.validate()
self.assertEqual(self.stub.calls, [
('coerce', ('spam',), {}),
('validate', ('eggs',), {}),
])
def test_validate_use_coerced(self):
handler = FakeHandler()
other = Arg(Parameter(str, handler), 'spam', handler, israw=False)
arg = Arg(Parameter(str, self.handler), other, self.handler,
israw=False)
arg.validate()
self.assertEqual(self.stub.calls, [])
self.assertEqual(handler.stub.calls, [
('validate', ('spam',), {}),
])
def test_validate_invalid(self):
self.stub.set_exceptions(
None,
ValueError('oops'),
)
self.handler.returns.coerce = 'eggs'
arg = Arg(self.param, 'spam', self.handler)
with self.assertRaises(ValueError):
arg.validate()
self.assertEqual(self.stub.calls, [
('coerce', ('spam',), {}),
('validate', ('eggs',), {}),
])