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import os
import numpy as np
import asdf
from asdf import AsdfFile
from asdf.commands import main
from ...tests.helpers import assert_tree_match, get_file_sizes
def test_explode_then_implode(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)
# Since we're testing with small arrays, force all arrays to be stored
# in internal blocks rather than letting some of them be automatically put
# inline.
ff.write_to(path, all_array_storage="internal")
assert len(ff.blocks) == 2
result = main.main_from_args(["explode", path])
assert result == 0
files = get_file_sizes(str(tmpdir))
assert "original.asdf" in files
assert "original_exploded.asdf" in files
assert "original_exploded0000.asdf" in files
assert "original_exploded0001.asdf" in files
assert "original_exploded0002.asdf" not in files
assert files["original.asdf"] > files["original_exploded.asdf"]
path = os.path.join(str(tmpdir), "original_exploded.asdf")
result = main.main_from_args(["implode", path])
assert result == 0
with asdf.open(str(tmpdir.join("original_exploded_all.asdf"))) as af:
assert_tree_match(af.tree, tree)
assert len(af.blocks) == 2
def test_file_not_found(tmpdir):
path = os.path.join(str(tmpdir), "original.asdf")
assert main.main_from_args(["explode", path]) == 2
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