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# Copyright (c) 2020-2023, Manfred Moitzi
# License: MIT License
# Test only basic features of Cython implementation,
# Full testing and compatibility check with Python implementation
# is located in test suite 605.
import pytest
import numpy as np
matrix44 = pytest.importorskip("ezdxf.acc.matrix44")
Matrix44: matrix44.Matrix44 = matrix44.Matrix44
def test_default_constructor():
m = Matrix44()
assert m[0, 0] == 1.0
assert m[1, 1] == 1.0
assert m[2, 2] == 1.0
assert m[3, 3] == 1.0
def test_16_numbers_constructor():
m = Matrix44(range(16))
assert m[3, 3] == 15
def test_4_rows_constructor():
m = Matrix44((0, 0, 0, 0), (1, 1, 1, 1), (2, 2, 2, 2), (3, 3, 3, 3))
assert m[0, 0] == 0
assert m[3, 3] == 3
def test_set_item():
m = Matrix44()
m[0, 0] = 17
assert m[0, 0] == 17
def test_set_row_4_values():
m = Matrix44()
m.set_row(0, (2, 3, 4, 5))
assert m.get_row(0) == (2, 3, 4, 5)
def test_set_row_1_value():
m = Matrix44()
m.set_row(1, (2,))
assert m.get_row(1) == (2, 1, 0, 0)
def test_set_col_4_values():
m = Matrix44()
m.set_col(0, (2, 3, 4, 5))
assert m.get_col(0) == (2, 3, 4, 5)
def test_set_col_1_value():
m = Matrix44()
m.set_col(1, (2,))
assert m.get_col(1) == (2, 1, 0, 0)
def test_copy():
m1 = Matrix44(range(16))
m2 = m1.copy()
assert m2.get_row(0) == (0, 1, 2, 3)
m1.set_row(0, (20, 30, 40, 50))
assert m1.get_row(0) == (20, 30, 40, 50)
assert m2.get_row(0) == (0, 1, 2, 3)
def test_get_origin():
m = Matrix44()
m.set_row(3, (7, 8, 9))
assert m.origin == (7, 8, 9)
def test_array_inplace_transformation():
from ezdxf.math import Vec2
m = matrix44.Matrix44.translate(1, 2, 0)
points = [(0, 0), (1, 1), (2, 2)]
control = m.fast_2d_transform(points)
array = np.array(points, dtype=np.float64)
m.transform_array_inplace(array, 2)
assert all(Vec2(c).isclose(r) for c, r in zip(control, array))
if __name__ == "__main__":
pytest.main([__file__])
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