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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
from pygccxml.declarations import type_traits
TEST_FILES = [
"unnamed_classes.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 validate_bitfields(parent, bitfields):
for key in bitfields:
var = parent.variable(key)
assert var.bits == bitfields[key]
def do_union_test(global_ns, union_name, bitfields):
s2 = global_ns.class_('S2')
assert declarations.is_union(s2) is False
assert declarations.is_struct(s2) is True
assert s2.parent.name == 'S1'
assert declarations.is_union(s2.parent) is False
union = s2.variable(union_name)
assert declarations.is_union(union.decl_type) is True
assert declarations.is_struct(union.decl_type) is False
union_type = type_traits.remove_declarated(union.decl_type)
validate_bitfields(union_type, bitfields)
assert union_type.variable('raw') is not None
def test_union_Flags(global_ns):
flags_bitfields = {
'hasItemIdList': 1,
'pointsToFileOrDir': 1,
'hasDescription': 1,
'hasRelativePath': 1,
'hasWorkingDir': 1,
'hasCmdLineArgs': 1,
'hasCustomIcon': 1,
'useWorkingDir': 1,
'unused': 24,
}
do_union_test(global_ns, 'flags', flags_bitfields)
def test_unnamed_unions(global_ns):
fileattribs_bitfields = {
'isReadOnly': 1,
'isHidden': 1,
'isSystem': 1,
'isVolumeLabel': 1,
'isDir': 1,
'isModified': 1,
'isEncrypted': 1,
'isNormal': 1,
'isTemporary': 1,
'isSparse': 1,
'hasReparsePoint': 1,
'isCompressed': 1,
'isOffline': 1,
'unused': 19,
}
do_union_test(global_ns, 'fileattribs', fileattribs_bitfields)
def test_anonymous_unions(global_ns):
s3 = global_ns.class_('S3')
assert s3.parent.name == 'S1'
s3_vars = ['anon_mem_c', 'anon_mem_i', 's3_mem', 's2']
for var in s3_vars:
assert declarations.is_union(s3.variable(var).decl_type) is False
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