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# Copyright (c) 2021, Manfred Moitzi
# License: MIT License
from pathlib import Path
import pytest
import ezdxf
DATA = Path(__file__).parent / "data"
GROUPS = "groups.dxf"
@pytest.fixture
def doc():
return ezdxf.readfile(DATA / GROUPS)
def test_load_dxf_with_groups(doc):
assert len(doc.groups) == 2
(name1, g1), (name2, g2) = doc.groups
assert name1 == "G1"
assert len(g1) == 5
assert name2 == "G2"
assert len(g2) == 8
def delete_G1_content(dxf):
g1 = dxf.groups.get("G1")
for entity in g1:
entity.destroy()
def test_delete_group_content_and_export_dxf(doc, tmp_path):
delete_G1_content(doc)
doc.saveas(tmp_path / GROUPS)
assert True is True, "saveas() should not raise an exception"
def test_reload_dxf_with_empty_group_content(doc, tmp_path):
delete_G1_content(doc)
doc.saveas(tmp_path / GROUPS)
del doc
reload = ezdxf.readfile(tmp_path / GROUPS)
assert len(reload.groups) == 2
(name1, g1), (name2, g2) = reload.groups
assert name1 == "G1"
assert len(g1) == 0, "empty group still exist"
assert name2 == "G2"
assert len(g2) == 8
if __name__ == "__main__":
pytest.main([__file__])
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