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from __future__ import division, print_function, absolute_import
import sys
from scipy._lib._testutils import _parse_size, _get_mem_available
import pytest
def test__parse_size():
expected = {
'12': 12e6,
'12 b': 12,
'12k': 12e3,
' 12 M ': 12e6,
' 12 G ': 12e9,
' 12Tb ': 12e12,
'12 Mib ': 12 * 1024.0**2,
'12Tib': 12 * 1024.0**4,
}
for inp, outp in sorted(expected.items()):
if outp is None:
with pytest.raises(ValueError):
_parse_size(inp)
else:
assert _parse_size(inp) == outp
def test__mem_available():
# May return None on non-Linux platforms
available = _get_mem_available()
if sys.platform.startswith('linux'):
assert available >= 0
else:
assert available is None or available >= 0
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