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# Copyright (c) 2020, Manfred Moitzi
# License: MIT License
import os
import pytest
import ezdxf
from ezdxf.lldxf.tagger import ascii_tags_loader
from ezdxf.lldxf.loader import load_dxf_structure
BASEDIR = os.path.dirname(__file__)
DATADIR = "data"
@pytest.fixture(params=["POLI-ALL210_12.DXF"])
def filename(request):
filename = os.path.join(BASEDIR, DATADIR, request.param)
if not os.path.exists(filename):
pytest.skip(f"File {filename} not found.")
return filename
def test_check_R12_has_handles(filename):
dwg = ezdxf.readfile(filename)
assert dwg.header["$HANDLING"] > 0
for entity in dwg.modelspace():
assert int(entity.dxf.handle, 16) > 0
def test_write_R12_without_handles(filename, tmpdir):
dwg = ezdxf.readfile(filename)
dwg.header["$HANDLING"] = 0
export_path = str(tmpdir.join("dxf_r12_without_handles.dxf"))
dwg.saveas(export_path)
# can't check with ezdxf.readfile(), because handles automatically enabled
with open(export_path) as f:
tagger = ascii_tags_loader(f)
sections = load_dxf_structure(tagger)
for entity in sections["ENTITIES"]:
with pytest.raises(ezdxf.DXFValueError): # has no handles
entity.get_handle()
for entity in sections["TABLES"]:
if entity[0] != (0, "DIMSTYLE"):
with pytest.raises(ezdxf.DXFValueError): # has no handles
entity.get_handle()
else: # special DIMSTYLE entity
assert (
len(entity.find_all(105)) == 0
), "remove handle group code 105"
assert (
len(entity.find_all(5)) == 1
), "do not remove group code 5"
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