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# Copyright (c) 2019 Manfred Moitzi
# License: MIT License
# created 2019-03-05
import pytest
from ezdxf.entities.xline import XLine
from ezdxf.lldxf.tagwriter import TagCollector, basic_tags_from_text
from ezdxf.math import Matrix44
XLINE = """0
XLINE
5
0
330
0
100
AcDbEntity
8
0
100
AcDbXline
10
0.0
20
0.0
30
0.0
11
1.0
21
0.0
31
0.0
"""
@pytest.fixture
def entity():
return XLine.from_text(XLINE)
def test_registered():
from ezdxf.entities.factory import ENTITY_CLASSES
assert "XLINE" in ENTITY_CLASSES
def test_default_init():
entity = XLine()
assert entity.dxftype() == "XLINE"
assert entity.dxf.handle is None
assert entity.dxf.owner is None
def test_default_new():
entity = XLine.new(
handle="ABBA",
owner="0",
dxfattribs={
"color": 7,
"start": (1, 2, 3),
"unit_vector": (4, 5, 6),
},
)
assert entity.dxf.layer == "0"
assert entity.dxf.color == 7
assert entity.dxf.start == (1, 2, 3)
assert entity.dxf.unit_vector == (4, 5, 6)
def test_load_from_text(entity):
assert entity.dxf.layer == "0"
assert entity.dxf.color == 256, "default color is 256 (by layer)"
assert entity.dxf.start == (0, 0, 0)
assert entity.dxf.unit_vector == (1, 0, 0)
def test_write_dxf():
entity = XLine.from_text(XLINE)
result = TagCollector.dxftags(entity)
expected = basic_tags_from_text(XLINE)
assert result == expected
def test_xline_transform():
# same implementation for Ray()
xline = XLine.new(dxfattribs={"start": (2, 3, 4), "unit_vector": (1, 0, 0)})
# 1. scaling - 2. rotation - 3. translation
m = Matrix44.chain(Matrix44.scale(2, 2, 3), Matrix44.translate(1, 1, 1))
xline.transform(m)
assert xline.dxf.start == (5, 7, 13)
assert xline.dxf.unit_vector == (1, 0, 0)
def test_xline_fast_translation():
# same implementation for Ray()
xline = XLine.new(dxfattribs={"start": (2, 3, 4), "unit_vector": (1, 0, 0)})
xline.translate(1, 2, 3)
assert xline.dxf.start == (3, 5, 7)
assert xline.dxf.unit_vector == (1, 0, 0)
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