forked from bartvdbraak/blender
Alembic: fix unit test on Windows
There are two issues solved in this commit: - Our Windows buildbot has slightly different floating point errors than the Linux one, which meant a larger delta was required for float comparisons. - The test performs an export to a temporary Alembic file and subsequently imports it. Deleting the temporary file was impossible on Windows because it was still in use. This is now resolved by first loading the default blend file before deleting the Alembic file.
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@ -269,6 +269,10 @@ class CameraExportImportTest(unittest.TestCase):
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self.tempdir = pathlib.Path(self._tempdir.name)
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def tearDown(self):
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# Unload the current blend file to release the imported Alembic file.
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# This is necessary on Windows in order to be able to delete the
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# temporary ABC file.
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bpy.ops.wm.read_homefile()
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self._tempdir.cleanup()
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def test_export_hierarchy(self):
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@ -336,18 +340,22 @@ class CameraExportImportTest(unittest.TestCase):
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actual_rot = ob_eval.matrix_world.to_euler('XYZ')
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actual_scale = ob_eval.matrix_world.to_scale()
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self.assertAlmostEqual(expect_loc[0], actual_loc.x, delta=1e-5)
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self.assertAlmostEqual(expect_loc[1], actual_loc.y, delta=1e-5)
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self.assertAlmostEqual(expect_loc[2], actual_loc.z, delta=1e-5)
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# Precision of the 'almost equal' comparisons.
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delta_loc = delta_scale = 1e-6
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delta_rot = math.degrees(1e-6)
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self.assertAlmostEqual(expect_rot_deg[0], math.degrees(actual_rot.x), delta=1e-5)
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self.assertAlmostEqual(expect_rot_deg[1], math.degrees(actual_rot.y), delta=1e-5)
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self.assertAlmostEqual(expect_rot_deg[2], math.degrees(actual_rot.z), delta=1e-5)
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self.assertAlmostEqual(expect_loc[0], actual_loc.x, delta=delta_loc)
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self.assertAlmostEqual(expect_loc[1], actual_loc.y, delta=delta_loc)
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self.assertAlmostEqual(expect_loc[2], actual_loc.z, delta=delta_loc)
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self.assertAlmostEqual(expect_rot_deg[0], math.degrees(actual_rot.x), delta=delta_rot)
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self.assertAlmostEqual(expect_rot_deg[1], math.degrees(actual_rot.y), delta=delta_rot)
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self.assertAlmostEqual(expect_rot_deg[2], math.degrees(actual_rot.z), delta=delta_rot)
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# This test doesn't use scale.
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self.assertAlmostEqual(1, actual_scale.x, delta=1e-5)
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self.assertAlmostEqual(1, actual_scale.y, delta=1e-5)
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self.assertAlmostEqual(1, actual_scale.z, delta=1e-5)
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self.assertAlmostEqual(1, actual_scale.x, delta=delta_scale)
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self.assertAlmostEqual(1, actual_scale.y, delta=delta_scale)
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self.assertAlmostEqual(1, actual_scale.z, delta=delta_scale)
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def main():
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