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import pytest
from pyqtconsole.text import columnize
def _strip(text):
"""Normalize expected strings to allow more readable definition."""
return text.lstrip('\n').rstrip(' ')
def test_columnize_basic():
assert columnize([]) == '<empty>\n'
assert columnize(["a", '2', "c"], 10, ', ') == 'a, 2, c\n'
assert columnize(["oneitem"]) == 'oneitem\n'
assert columnize(("one", "two", "three")) == 'one two three\n'
assert columnize(list(range(4))) == '0 1 2 3\n'
def test_columnize_array():
assert columnize(list(range(12)), opts={
'displaywidth': 6, 'arrange_array': True}) == _strip("""
[ 0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11]
""")
assert columnize(list(range(12)), opts={
'displaywidth': 10, 'arrange_array': True}) == _strip("""
[ 0, 1,
2, 3,
4, 5,
6, 7,
8, 9,
10, 11]
""")
def test_columnize_horizontal_vs_vertical():
dat4 = list('0123')
# use displaywidth 4
assert columnize(dat4, opts={
'displaywidth': 4, 'arrange_vertical': False}) == _strip("""
0 1
2 3
""")
assert columnize(dat4, opts={
'displaywidth': 4, 'arrange_vertical': True}) == _strip("""
0 2
1 3
""")
# use displaywidth 7:
assert columnize(dat4, opts={
'displaywidth': 7, 'arrange_vertical': False}) == _strip("""
0 1 2
3
""")
# FIXME: this looks like a bug to me:
assert columnize(dat4, opts={
'displaywidth': 7, 'arrange_vertical': True}) == _strip("""
0 2
1 3
""")
# longer dataset:
dat100 = [str(i) for i in range(100)]
assert columnize(dat100, opts={
'displaywidth': 80, 'arrange_vertical': False}) == _strip("""
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79
80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99
""")
assert columnize(dat100, opts={
'displaywidth': 80, 'arrange_vertical': True}) == _strip("""
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95
1 6 11 16 21 26 31 36 41 46 51 56 61 66 71 76 81 86 91 96
2 7 12 17 22 27 32 37 42 47 52 57 62 67 72 77 82 87 92 97
3 8 13 18 23 28 33 38 43 48 53 58 63 68 73 78 83 88 93 98
4 9 14 19 24 29 34 39 44 49 54 59 64 69 74 79 84 89 94 99
""")
def test_columnize_count27():
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",
)
# We use 'inline strings' to make sure the trailing space is obvious to
# the reader and won't get lost due to automatic removal in some editors:
assert columnize(data) == (
'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')
assert columnize(data, arrange_vertical=False) == (
'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')
def test_columnize_count55():
data = [str(i) for i in range(55)]
assert columnize(data, opts={
'displaywidth': 39, 'arrange_array': True}) == _strip("""
[ 0, 1, 2, 3, 4, 5, 6, 7, 8,
9, 10, 11, 12, 13, 14, 15, 16, 17,
18, 19, 20, 21, 22, 23, 24, 25, 26,
27, 28, 29, 30, 31, 32, 33, 34, 35,
36, 37, 38, 39, 40, 41, 42, 43, 44,
45, 46, 47, 48, 49, 50, 51, 52, 53,
54]
""")
assert columnize(
data, displaywidth=39, ljust=False,
colsep=', ', lineprefix=' ') == _strip("""
0, 7, 14, 21, 28, 35, 42, 49
1, 8, 15, 22, 29, 36, 43, 50
2, 9, 16, 23, 30, 37, 44, 51
3, 10, 17, 24, 31, 38, 45, 52
4, 11, 18, 25, 32, 39, 46, 53
5, 12, 19, 26, 33, 40, 47, 54
6, 13, 20, 27, 34, 41, 48
""")
assert columnize(
data, displaywidth=39, ljust=False,
arrange_vertical=False, colsep=', ') == _strip("""
0, 1, 2, 3, 4, 5, 6, 7, 8, 9
10, 11, 12, 13, 14, 15, 16, 17, 18, 19
20, 21, 22, 23, 24, 25, 26, 27, 28, 29
30, 31, 32, 33, 34, 35, 36, 37, 38, 39
40, 41, 42, 43, 44, 45, 46, 47, 48, 49
50, 51, 52, 53, 54
""")
assert columnize(
data, displaywidth=39, ljust=False,
arrange_vertical=False, colsep=', ', lineprefix=' ') == _strip("""
0, 1, 2, 3, 4, 5, 6, 7
8, 9, 10, 11, 12, 13, 14, 15
16, 17, 18, 19, 20, 21, 22, 23
24, 25, 26, 27, 28, 29, 30, 31
32, 33, 34, 35, 36, 37, 38, 39
40, 41, 42, 43, 44, 45, 46, 47
48, 49, 50, 51, 52, 53, 54
""")
def test_columnize_raises_typeerror():
with pytest.raises(TypeError):
columnize(5)
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