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import os
import numpy as np
import asdf
from ... import AsdfFile
from ...tests.helpers import assert_tree_match, get_file_sizes
from .. import main
def test_to_yaml(tmpdir):
x = np.arange(0, 10, dtype=float)
tree = {
"science_data": x,
"subset": x[3:-3],
"skipping": x[::2],
"not_shared": np.arange(10, 0, -1, dtype=np.uint8),
}
path = os.path.join(str(tmpdir), "original.asdf")
ff = AsdfFile(tree)
ff.write_to(path)
assert len(ff.blocks) == 2
result = main.main_from_args(["to_yaml", path])
assert result == 0
files = get_file_sizes(str(tmpdir))
assert "original.asdf" in files
assert "original.yaml" in files
with asdf.open(os.path.join(str(tmpdir), "original.yaml")) as ff:
assert_tree_match(ff.tree, tree)
assert len(list(ff.blocks.internal_blocks)) == 0
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