def test_BasicStatsSeries_commoncase():
a1 = numpy.arange(25).reshape((5,5))
a2 = numpy.arange(40).reshape((8,5))
parent_dir, dir = tempdir()
bss = BasicStatsSeries(parent_directory=parent_dir, name=dir)
bss.append(a1)
bss.append(a2)
assert bss.means.tolist() == [12.0, 19.5]
assert bss.mins.tolist() == [0.0, 0.0]
assert bss.maxes.tolist() == [24.0, 39.0]
assert (bss.stds.tolist()[0] - 7.211102) < 1e-3
assert (bss.stds.tolist()[1] - 11.54339) < 1e-3
# try to reload
bss2 = BasicStatsSeries(parent_directory=parent_dir, name=dir)
bss2.load_from_directory()
assert bss2.means.tolist() == [12.0, 19.5]
assert bss2.mins.tolist() == [0.0, 0.0]
assert bss2.maxes.tolist() == [24.0, 39.0]
assert (bss2.stds.tolist()[0] - 7.211102) < 1e-3
assert (bss2.stds.tolist()[1] - 11.54339) < 1e-3
