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# ----------------------------------------------------------------------------
# Copyright (c) 2013--, scikit-bio development team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
# ----------------------------------------------------------------------------
from unittest import TestCase, main
from skbio.stats._misc import _pprint_strs
class PPrintStrsTests(TestCase):
def test_truncation(self):
# truncation between items (on comma)
exp = "'a', ..."
obs = _pprint_strs(['a', 'b', 'c'], max_chars=4)
self.assertEqual(obs, exp)
# truncation between items (on space)
exp = "'a', ..."
obs = _pprint_strs(['a', 'b', 'c'], max_chars=5)
self.assertEqual(obs, exp)
# truncation on item
exp = "'a', ..."
obs = _pprint_strs(['a', 'b', 'c'], max_chars=6)
self.assertEqual(obs, exp)
# truncation (no items)
exp = "..."
obs = _pprint_strs(['a', 'b', 'c'], max_chars=2)
self.assertEqual(obs, exp)
def test_no_truncation(self):
exp = "'a'"
obs = _pprint_strs(['a'], max_chars=3)
self.assertEqual(obs, exp)
exp = "'a', 'b', 'c'"
obs = _pprint_strs(['a', 'b', 'c'])
self.assertEqual(obs, exp)
exp = "'a', 'b', 'c'"
obs = _pprint_strs(['a', 'b', 'c'], max_chars=13)
self.assertEqual(obs, exp)
def test_non_default_delimiter_and_suffix(self):
exp = "'abc','defg',...."
obs = _pprint_strs(['abc', 'defg', 'hi', 'jklmno'], max_chars=14,
delimiter=',', suffix='....')
self.assertEqual(obs, exp)
if __name__ == '__main__':
main()
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