def test_typed_field_convertible():
class FieldTester:
fieldA = fields.TypedField(int, str)
fieldB = fields.TypedField(str, int)
fieldC = fields.TypedField(int)
tester = FieldTester()
tester.fieldA = fields.make_convertible('10')
tester.fieldB = fields.make_convertible('10')
assert tester.fieldA == 10
assert tester.fieldB == '10'
with pytest.raises(TypeError):
tester.fieldC = fields.make_convertible(None)
def _set_defaults(self, test_registry):
if test_registry is None:
return
unset_vars = {}
for test in test_registry:
for name, val in self._external_vars.items():
if '.' in name:
testname, varname = name.split('.', maxsplit=1)
else:
testname, varname = test.__name__, name
if testname == test.__name__:
# Treat special values
if val == '@none':
val = None
else:
val = fields.make_convertible(val)
if not test.setvar(varname, val):
unset_vars.setdefault(test.__name__, [])
unset_vars[test.__name__].append(varname)
# Warn for all unset variables
for testname, varlist in unset_vars.items():
varlist = ', '.join(f'{v!r}' for v in varlist)
getlogger().warning(
f'test {testname!r}: '
f'the following variables were not set: {varlist}')