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# Copyright 2014-2017 Insight Software Consortium.
# Copyright 2004-2009 Roman Yakovenko.
# Distributed under the Boost Software License, Version 1.0.
# See http://www.boost.org/LICENSE_1_0.txt
import inspect
from pygccxml import declarations
def test_types_hashes():
"""
Test if all the type_t instances implement a hash method.
The hash is part of the public API, as there are multiple tools
that rely on it to compare type_t instances.
The best way to test this is to instanciate dummy type_t objects
for each class that subclasses type_t, and check that the hash of
these objects is not None.
"""
members = inspect.getmembers(declarations, inspect.isclass)
for member in members:
member_type = member[1]
is_type_t_subclass = issubclass(member_type, declarations.type_t)
is_not_type_t = member_type != declarations.type_t
if is_type_t_subclass and is_not_type_t:
type_mockup = _create_type_t_mockup(member_type)
assert hash(type_mockup) is not None
def test_declarations_hashes():
"""
Test if all the declaration_t instances implement a hash method.
The hash is part of the public API, as there are multiple tools
that rely on it to compare declaration_t instances.
The best way to test this is to instanciate dummy declaration_t objects
for each class that subclasses declaration_t, and check that the hash
of these objects is not None.
"""
members = inspect.getmembers(declarations, inspect.isclass)
for member in members:
member_type = member[1]
if issubclass(member_type, declarations.declaration_t):
assert hash(member_type()) is not None
def test_type_qualifiers_t_hash():
"""
Test if the type_qualifiers_t instance implements a hash method.
The hash is part of the public API, as there are multiple tools
that rely on it to compare type_qualifiers_t instances.
"""
assert hash(declarations.type_qualifiers_t()) is not None
def _create_type_t_mockup(member_type):
nbr_parameters = len(inspect.signature(member_type).parameters)
if nbr_parameters == 0:
m = member_type()
else:
if member_type == declarations.array_t:
m = member_type(_base_mockup(), size=1)
else:
m = member_type(_base_mockup())
m.cache.decl_string = ""
return m
class _base_mockup(declarations.type_t):
def __init__(self):
declarations.type_t.__init__(self)
self.cache.decl_string = ""
self._decl_string = ""
self.variable_type = declarations.type_t()
def build_decl_string(self, with_defaults=False):
return self._decl_string
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