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import numpy as np
import pytest
import laspy
from laspy.lib import write_then_read_again
@pytest.mark.parametrize("target_point_format_id", [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10])
def test_point_format_conversion_copies_field_values(file_path, target_point_format_id):
original = laspy.read(file_path)
converted = laspy.convert(original, point_format_id=target_point_format_id)
converted = write_then_read_again(converted)
converted_dimension_names = set(converted.point_format.dimension_names)
dimension_expected_to_be_kept = [
dim_name
for dim_name in original.point_format.dimension_names
if dim_name in converted_dimension_names
]
for dim_name in dimension_expected_to_be_kept:
all_close = np.allclose(
converted[dim_name], original[dim_name]
)
if not all_close and dim_name == "gps_time":
pytest.xfail("known weirdness of gps_time dimension")
assert all_close, "{} not equal".format(dim_name)
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