File test_columnize.py of Package python-columnize

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File test_columnize.py of Package python-columnize (Revision 0c6db0a0112e0c08716883f5b2ff2bb0)

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#!/usr/bin/env python
# -*- Python -*-
"Unit test for Columnize"
import mock, operator, os, sys, unittest

top_builddir = os.path.join(os.path.dirname(__file__), os.path.pardir)
if top_builddir[-1] != os.path.sep:
    top_builddir += os.path.sep
sys.path.insert(0, top_builddir)

from columnize import columnize

class TestColumize(unittest.TestCase):

def test_basic(self):
        """Basic sanity and status testing."""
        self.assertEqual("1, 2, 3\n",
                         columnize(['1', '2', '3'], 10, ', '))
        self.assertEqual("1  3\n2  4\n",
                         columnize(['1', '2', '3', '4'], 4))

self.assertEqual("1  3\n2  4\n",
                         columnize(['1', '2', '3', '4'], 7))

self.assertEqual("0  1  2\n3\n",
                         columnize(['0', '1', '2', '3'], 7,
                                   arrange_vertical=False))

self.assertEqual("<empty>\n", columnize([]))
        self.assertEqual("oneitem\n", columnize(["oneitem"]))

data = [str(i) for i in range(55)]
        self.assertEqual(
            "0,  6, 12, 18, 24, 30, 36, 42, 48, 54\n" +
            "1,  7, 13, 19, 25, 31, 37, 43, 49\n" +
            "2,  8, 14, 20, 26, 32, 38, 44, 50\n" +
            "3,  9, 15, 21, 27, 33, 39, 45, 51\n" +
            "4, 10, 16, 22, 28, 34, 40, 46, 52\n" +
            "5, 11, 17, 23, 29, 35, 41, 47, 53\n",
            columnize(data, displaywidth=39, ljust=False,
                      arrange_vertical=True, colsep=', '))

self.assertEqual(
            "    0,  7, 14, 21, 28, 35, 42, 49\n" +
            "    1,  8, 15, 22, 29, 36, 43, 50\n" +
            "    2,  9, 16, 23, 30, 37, 44, 51\n" +
            "    3, 10, 17, 24, 31, 38, 45, 52\n" +
            "    4, 11, 18, 25, 32, 39, 46, 53\n" +
            "    5, 12, 19, 26, 33, 40, 47, 54\n" +
            "    6, 13, 20, 27, 34, 41, 48\n",
            columnize(data, displaywidth=39, ljust=False,
                      arrange_vertical=True, colsep=', ',
                      lineprefix='    '))

self.assertEqual(
            " 0,  1,  2,  3,  4,  5,  6,  7,  8,  9\n" +
            "10, 11, 12, 13, 14, 15, 16, 17, 18, 19\n" +
            "20, 21, 22, 23, 24, 25, 26, 27, 28, 29\n" +
            "30, 31, 32, 33, 34, 35, 36, 37, 38, 39\n" +
            "40, 41, 42, 43, 44, 45, 46, 47, 48, 49\n" +
            "50, 51, 52, 53, 54\n",
            columnize(data, displaywidth=39, ljust=False,
                      arrange_vertical=False, colsep=', '))

self.maxDiff = None
        self.assertEqual(
            "     0,  1,  2,  3,  4,  5,  6,  7\n" +
            "     8,  9, 10, 11, 12, 13, 14, 15\n" +
            "    16, 17, 18, 19, 20, 21, 22, 23\n" +
            "    24, 25, 26, 27, 28, 29, 30, 31\n" +
            "    32, 33, 34, 35, 36, 37, 38, 39\n" +
            "    40, 41, 42, 43, 44, 45, 46, 47\n" +
            "    48, 49, 50, 51, 52, 53, 54\n",
            columnize(data, displaywidth=34, ljust=False,
                      arrange_vertical=False, colsep=', ',
                      lineprefix='    '))

data = (
            "one",       "two",         "three",
            "for",       "five",        "six",
            "seven",     "eight",       "nine",
            "ten",       "eleven",      "twelve",
            "thirteen",  "fourteen",    "fifteen",
            "sixteen",   "seventeen",   "eightteen",
            "nineteen",  "twenty",      "twentyone",
            "twentytwo", "twentythree", "twentyfour",
            "twentyfive","twentysix",   "twentyseven",)

self.assertEqual(
"one         two        three        for        five         six       \n" +
"seven       eight      nine         ten        eleven       twelve    \n" +
"thirteen    fourteen   fifteen      sixteen    seventeen    eightteen \n" +
"nineteen    twenty     twentyone    twentytwo  twentythree  twentyfour\n" +
"twentyfive  twentysix  twentyseven\n", columnize(data, arrange_vertical=False))

self.assertEqual(
"one    five   nine    thirteen  seventeen  twentyone    twentyfive \n" +
"two    six    ten     fourteen  eightteen  twentytwo    twentysix  \n" +
"three  seven  eleven  fifteen   nineteen   twentythree  twentyseven\n" +
"for    eight  twelve  sixteen   twenty     twentyfour \n", columnize(data))

self.assertEqual('0  1  2  3\n', columnize(list(range(4))))

self.assertEqual(
"[ 0,  1,  2,  3,  4,  5,  6,  7,  8,\n"+
"  9, 10, 11, 12, 13, 14, 15, 16, 17,\n"+
" 18, 19, 20, 21, 22, 23, 24, 25, 26,\n"+
" 27, 28, 29, 30, 31, 32, 33, 34, 35,\n"+
" 36, 37, 38, 39, 40, 41, 42, 43, 44,\n"+
" 45, 46, 47, 48, 49, 50, 51, 52, 53,\n"+
" 54]\n\n", columnize(list(range(55)),
                      opts={'displaywidth':38, 'arrange_array':True}))

self.assertEqual("""[ 0,
  1,
  2,
  3,
  4,
  5,
  6,
  7,
  8,
  9,
 10,
 11]

""", columnize(list(range(12)),
                      opts={'displaywidth':6, 'arrange_array':True}))

self.assertEqual("""[ 0,  1,
  2,  3,
  4,  5,
  6,  7,
  8,  9,
 10, 11]

""", columnize(list(range(12)),
                      opts={'displaywidth':9, 'arrange_array':True}))

return

def test_colfmt(self):
        self.assertEqual('    0      1      2      3\n',
                         columnize([0, 1, 2, 3], 7,
                                   arrange_vertical=False,
                                   opts={'colfmt': '%5d'}))

def test_lineprefix(self):
        self.assertEqual('>>>       0\n>>>       1\n>>>       2\n>>>       3\n',
                         columnize([0, 1, 2, 3], 7,
                                   arrange_vertical=False,
                                   opts={'colfmt': '%5d',
                                         'displaywidth': 16,
                                         'lineprefix': '>>>   '}))

def test_lineprefix_just_wide_enough(self):
        self.assertEqual('>>>10  12\n>>>11  13\n',
                        columnize([10, 11, 12, 13],
                                  opts={'lineprefix': '>>>',
                                         'displaywidth': 9}))

if sys.version_info[:2] >= (3, 6):

@mock.patch.dict('os.environ', {'COLUMNS': '87'}, clear=True)
        def test_computed_displaywidth_environ_COLUMNS_set(self):
            from columnize import computed_displaywidth
            width = computed_displaywidth()
            self.assertEqual(width, 87)

def test_errors(self):
            """Test various error conditions."""
            self.assertRaises(TypeError, columnize, 5, 'reject input - not array')
            return
        pass

if __name__ == '__main__':
    unittest.main()

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File test_columnize.py of Package python-columnize (Revision 0c6db0a0112e0c08716883f5b2ff2bb0)

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