c79706ff4c
Change-Id: I52e4fc9ebf2f59da57d8cf8f3e37cc79598c2f5f Signed-off-by: Andreas Sandberg <andreas.sandberg@arm.com> Reviewed-by: Andreas Hansson <andreas.hansson@arm.com> Reviewed-by: Curtis Dunham <curtis.dunham@arm.com> Reviewed-on: https://gem5-review.googlesource.com/2229 Reviewed-by: Tony Gutierrez <anthony.gutierrez@amd.com> Reviewed-by: Jason Lowe-Power <jason@lowepower.com> Reviewed-by: Pierre-Yves Péneau <pierre-yves.peneau@lirmm.fr>
58 lines
1.6 KiB
Python
58 lines
1.6 KiB
Python
import pytest
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from pybind11_tests import Matrix, ConstructorStats
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with pytest.suppress(ImportError):
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import numpy as np
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@pytest.requires_numpy
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def test_to_python():
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m = Matrix(5, 5)
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assert m[2, 3] == 0
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m[2, 3] = 4
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assert m[2, 3] == 4
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m2 = np.array(m, copy=False)
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assert m2.shape == (5, 5)
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assert abs(m2).sum() == 4
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assert m2[2, 3] == 4
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m2[2, 3] = 5
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assert m2[2, 3] == 5
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cstats = ConstructorStats.get(Matrix)
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assert cstats.alive() == 1
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del m
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assert cstats.alive() == 1
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del m2 # holds an m reference
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assert cstats.alive() == 0
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assert cstats.values() == ["5x5 matrix"]
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Don't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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@pytest.requires_numpy
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def test_from_python():
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with pytest.raises(RuntimeError) as excinfo:
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Matrix(np.array([1, 2, 3])) # trying to assign a 1D array
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assert str(excinfo.value) == "Incompatible buffer format!"
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m3 = np.array([[1, 2, 3], [4, 5, 6]]).astype(np.float32)
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m4 = Matrix(m3)
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for i in range(m4.rows()):
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for j in range(m4.cols()):
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assert m3[i, j] == m4[i, j]
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cstats = ConstructorStats.get(Matrix)
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assert cstats.alive() == 1
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del m3, m4
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assert cstats.alive() == 0
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assert cstats.values() == ["2x3 matrix"]
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assert cstats.copy_constructions == 0
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# assert cstats.move_constructions >= 0 # Don't invoke any
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assert cstats.copy_assignments == 0
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assert cstats.move_assignments == 0
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