File: test_function_traits.py

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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 pytest

from . import autoconfig

from pygccxml import parser
from pygccxml import declarations

TEST_FILES = ['covariant_returns.hpp']


@pytest.fixture
def global_ns():
    COMPILATION_MODE = parser.COMPILATION_MODE.ALL_AT_ONCE
    config = autoconfig.cxx_parsers_cfg.config.clone()
    decls = parser.parse(TEST_FILES, config, COMPILATION_MODE)
    global_ns = declarations.get_global_namespace(decls)
    global_ns.init_optimizer()
    return global_ns


def test_is_same_function(global_ns):
    d = global_ns.class_('better_algorithm_t')
    b = global_ns.class_('algorithm_t')

    df = d.member_function('f')
    bf = b.member_function('f')

    assert id(df) != id(bf)
    assert declarations.is_same_function(df, bf) is True