def test_add_sub_parser(self):
# setting up required parsers
parser = argparse.ArgumentParser()
parent = argparse.ArgumentParser(add_help=False)
subparsers = parser.add_subparsers()
# adding percentiles subparser
HistogramLogscale._add_subparser(subparsers, parent)
# testing parser
cargs = 'HistogramLogscale'.split()
args = parser.parse_args(cargs)
assert args.scale_fact == 10.0
#
cargs = 'histlog 5'.split()
args = parser.parse_args(cargs)
assert args.scale_fact == 5.0
def test_define_bins(self, data_field_class):
r"""
Testing logscale bin generation
"""
hist = HistogramLogscale(data_field_class())
hist.args = {'scale_fact': 10}
hist.data_map = sp.ones((hist.nz, hist.nx), dtype=int)
for i in range(hist.nz):
hist.data_map[i, :] = 10 * (i+2)
hist.data_vector = sp.ravel(hist.data_map)
hist.data_vector[0] = -1
#
hist.define_bins()
#
assert len(hist.bins) == 5
assert hist.bins[0][0] == hist.data_vector[0]
assert hist.bins[-1][1] > hist.data_vector[-1]
