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1 | # encoding: utf-8 |
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1 | # encoding: utf-8 | |
2 | """Tests for IPython.utils.text""" |
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2 | """Tests for IPython.utils.text""" | |
3 |
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3 | |||
4 | #----------------------------------------------------------------------------- |
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4 | #----------------------------------------------------------------------------- | |
5 | # Copyright (C) 2011 The IPython Development Team |
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5 | # Copyright (C) 2011 The IPython Development Team | |
6 | # |
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6 | # | |
7 | # Distributed under the terms of the BSD License. The full license is in |
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7 | # Distributed under the terms of the BSD License. The full license is in | |
8 | # the file COPYING, distributed as part of this software. |
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8 | # the file COPYING, distributed as part of this software. | |
9 | #----------------------------------------------------------------------------- |
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9 | #----------------------------------------------------------------------------- | |
10 |
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10 | |||
11 | #----------------------------------------------------------------------------- |
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11 | #----------------------------------------------------------------------------- | |
12 | # Imports |
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12 | # Imports | |
13 | #----------------------------------------------------------------------------- |
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13 | #----------------------------------------------------------------------------- | |
14 |
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14 | |||
15 | import os |
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15 | import os | |
16 | import math |
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16 | import math | |
17 | import random |
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17 | import random | |
18 | import sys |
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18 | import sys | |
19 |
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19 | |||
20 | from pathlib import Path |
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20 | from pathlib import Path | |
21 |
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21 | |||
22 | import pytest |
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22 | import pytest | |
23 |
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23 | |||
24 | from IPython.utils import text |
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24 | from IPython.utils import text | |
25 |
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25 | |||
26 | #----------------------------------------------------------------------------- |
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26 | #----------------------------------------------------------------------------- | |
27 | # Globals |
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27 | # Globals | |
28 | #----------------------------------------------------------------------------- |
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28 | #----------------------------------------------------------------------------- | |
29 |
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29 | |||
30 | def test_columnize(): |
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30 | def test_columnize(): | |
31 | """Basic columnize tests.""" |
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31 | """Basic columnize tests.""" | |
32 | size = 5 |
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32 | size = 5 | |
33 | items = [l*size for l in 'abcd'] |
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33 | items = [l*size for l in 'abcd'] | |
34 |
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34 | |||
35 | out = text.columnize(items, displaywidth=80) |
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35 | out = text.columnize(items, displaywidth=80) | |
36 | assert out == "aaaaa bbbbb ccccc ddddd\n" |
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36 | assert out == "aaaaa bbbbb ccccc ddddd\n" | |
37 | out = text.columnize(items, displaywidth=25) |
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37 | out = text.columnize(items, displaywidth=25) | |
38 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" |
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38 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" | |
39 | out = text.columnize(items, displaywidth=12) |
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39 | out = text.columnize(items, displaywidth=12) | |
40 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" |
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40 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" | |
41 | out = text.columnize(items, displaywidth=10) |
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41 | out = text.columnize(items, displaywidth=10) | |
42 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" |
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42 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" | |
43 |
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43 | |||
44 | out = text.columnize(items, row_first=True, displaywidth=80) |
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44 | out = text.columnize(items, row_first=True, displaywidth=80) | |
45 | assert out == "aaaaa bbbbb ccccc ddddd\n" |
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45 | assert out == "aaaaa bbbbb ccccc ddddd\n" | |
46 | out = text.columnize(items, row_first=True, displaywidth=25) |
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46 | out = text.columnize(items, row_first=True, displaywidth=25) | |
47 | assert out == "aaaaa bbbbb\nccccc ddddd\n" |
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47 | assert out == "aaaaa bbbbb\nccccc ddddd\n" | |
48 | out = text.columnize(items, row_first=True, displaywidth=12) |
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48 | out = text.columnize(items, row_first=True, displaywidth=12) | |
49 | assert out == "aaaaa bbbbb\nccccc ddddd\n" |
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49 | assert out == "aaaaa bbbbb\nccccc ddddd\n" | |
50 | out = text.columnize(items, row_first=True, displaywidth=10) |
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50 | out = text.columnize(items, row_first=True, displaywidth=10) | |
51 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" |
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51 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" | |
52 |
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52 | |||
53 | out = text.columnize(items, displaywidth=40, spread=True) |
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53 | out = text.columnize(items, displaywidth=40, spread=True) | |
54 | assert out == "aaaaa bbbbb ccccc ddddd\n" |
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54 | assert out == "aaaaa bbbbb ccccc ddddd\n" | |
55 | out = text.columnize(items, displaywidth=20, spread=True) |
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55 | out = text.columnize(items, displaywidth=20, spread=True) | |
56 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" |
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56 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" | |
57 | out = text.columnize(items, displaywidth=12, spread=True) |
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57 | out = text.columnize(items, displaywidth=12, spread=True) | |
58 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" |
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58 | assert out == "aaaaa ccccc\nbbbbb ddddd\n" | |
59 | out = text.columnize(items, displaywidth=10, spread=True) |
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59 | out = text.columnize(items, displaywidth=10, spread=True) | |
60 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" |
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60 | assert out == "aaaaa\nbbbbb\nccccc\nddddd\n" | |
61 |
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61 | |||
62 |
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62 | |||
63 | def test_columnize_random(): |
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63 | def test_columnize_random(): | |
64 | """Test with random input to hopefully catch edge case """ |
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64 | """Test with random input to hopefully catch edge case """ | |
65 | for row_first in [True, False]: |
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65 | for row_first in [True, False]: | |
66 | for nitems in [random.randint(2,70) for i in range(2,20)]: |
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66 | for nitems in [random.randint(2,70) for i in range(2,20)]: | |
67 | displaywidth = random.randint(20,200) |
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67 | displaywidth = random.randint(20,200) | |
68 | rand_len = [random.randint(2,displaywidth) for i in range(nitems)] |
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68 | rand_len = [random.randint(2,displaywidth) for i in range(nitems)] | |
69 | items = ['x'*l for l in rand_len] |
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69 | items = ['x'*l for l in rand_len] | |
70 | out = text.columnize(items, row_first=row_first, displaywidth=displaywidth) |
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70 | out = text.columnize(items, row_first=row_first, displaywidth=displaywidth) | |
71 | longer_line = max([len(x) for x in out.split('\n')]) |
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71 | longer_line = max([len(x) for x in out.split('\n')]) | |
72 | longer_element = max(rand_len) |
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72 | longer_element = max(rand_len) | |
73 | assert longer_line <= displaywidth, ( |
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73 | assert longer_line <= displaywidth, ( | |
74 | f"Columnize displayed something lager than displaywidth : {longer_line}\n" |
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74 | f"Columnize displayed something lager than displaywidth : {longer_line}\n" | |
75 | f"longer element : {longer_element}\n" |
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75 | f"longer element : {longer_element}\n" | |
76 | f"displaywidth : {displaywidth}\n" |
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76 | f"displaywidth : {displaywidth}\n" | |
77 | f"number of element : {nitems}\n" |
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77 | f"number of element : {nitems}\n" | |
78 | f"size of each element : {rand_len}\n" |
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78 | f"size of each element : {rand_len}\n" | |
79 | f"row_first={row_first}\n" |
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79 | f"row_first={row_first}\n" | |
80 | ) |
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80 | ) | |
81 |
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81 | |||
82 |
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82 | |||
83 | # TODO: pytest mark.parametrize once nose removed. |
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83 | @pytest.mark.parametrize('row_first', [True, False]) | |
84 | def test_columnize_medium(): |
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84 | def test_columnize_medium(row_first): | |
85 | """Test with inputs than shouldn't be wider than 80""" |
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85 | """Test with inputs than shouldn't be wider than 80""" | |
86 | size = 40 |
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86 | size = 40 | |
87 | items = [l*size for l in 'abc'] |
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87 | items = [l*size for l in 'abc'] | |
88 | for row_first in [True, False]: |
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89 |
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88 | out = text.columnize(items, row_first=row_first, displaywidth=80) | |
90 |
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89 | assert out == "\n".join(items + [""]), "row_first={0}".format(row_first) | |
91 |
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90 | |||
92 |
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91 | |||
93 | # TODO: pytest mark.parametrize once nose removed. |
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92 | @pytest.mark.parametrize('row_first', [True, False]) | |
94 | def test_columnize_long(): |
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93 | def test_columnize_long(row_first): | |
95 | """Test columnize with inputs longer than the display window""" |
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94 | """Test columnize with inputs longer than the display window""" | |
96 | size = 11 |
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95 | size = 11 | |
97 | items = [l*size for l in 'abc'] |
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96 | items = [l*size for l in 'abc'] | |
98 | for row_first in [True, False]: |
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99 |
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97 | out = text.columnize(items, row_first=row_first, displaywidth=size - 1) | |
100 |
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98 | assert out == "\n".join(items + [""]), "row_first={0}".format(row_first) | |
101 |
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99 | |||
102 |
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100 | |||
103 | def eval_formatter_check(f): |
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101 | def eval_formatter_check(f): | |
104 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os, u=u"cafΓ©", b="cafΓ©") |
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102 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os, u=u"cafΓ©", b="cafΓ©") | |
105 | s = f.format("{n} {n//4} {stuff.split()[0]}", **ns) |
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103 | s = f.format("{n} {n//4} {stuff.split()[0]}", **ns) | |
106 | assert s == "12 3 hello" |
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104 | assert s == "12 3 hello" | |
107 | s = f.format(" ".join(["{n//%i}" % i for i in range(1, 8)]), **ns) |
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105 | s = f.format(" ".join(["{n//%i}" % i for i in range(1, 8)]), **ns) | |
108 | assert s == "12 6 4 3 2 2 1" |
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106 | assert s == "12 6 4 3 2 2 1" | |
109 | s = f.format("{[n//i for i in range(1,8)]}", **ns) |
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107 | s = f.format("{[n//i for i in range(1,8)]}", **ns) | |
110 | assert s == "[12, 6, 4, 3, 2, 2, 1]" |
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108 | assert s == "[12, 6, 4, 3, 2, 2, 1]" | |
111 | s = f.format("{stuff!s}", **ns) |
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109 | s = f.format("{stuff!s}", **ns) | |
112 | assert s == ns["stuff"] |
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110 | assert s == ns["stuff"] | |
113 | s = f.format("{stuff!r}", **ns) |
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111 | s = f.format("{stuff!r}", **ns) | |
114 | assert s == repr(ns["stuff"]) |
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112 | assert s == repr(ns["stuff"]) | |
115 |
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113 | |||
116 | # Check with unicode: |
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114 | # Check with unicode: | |
117 | s = f.format("{u}", **ns) |
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115 | s = f.format("{u}", **ns) | |
118 | assert s == ns["u"] |
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116 | assert s == ns["u"] | |
119 | # This decodes in a platform dependent manner, but it shouldn't error out |
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117 | # This decodes in a platform dependent manner, but it shouldn't error out | |
120 | s = f.format("{b}", **ns) |
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118 | s = f.format("{b}", **ns) | |
121 |
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119 | |||
122 | pytest.raises(NameError, f.format, "{dne}", **ns) |
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120 | pytest.raises(NameError, f.format, "{dne}", **ns) | |
123 |
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121 | |||
124 |
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122 | |||
125 | def eval_formatter_slicing_check(f): |
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123 | def eval_formatter_slicing_check(f): | |
126 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os) |
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124 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os) | |
127 | s = f.format(" {stuff.split()[:]} ", **ns) |
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125 | s = f.format(" {stuff.split()[:]} ", **ns) | |
128 | assert s == " ['hello', 'there'] " |
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126 | assert s == " ['hello', 'there'] " | |
129 | s = f.format(" {stuff.split()[::-1]} ", **ns) |
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127 | s = f.format(" {stuff.split()[::-1]} ", **ns) | |
130 | assert s == " ['there', 'hello'] " |
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128 | assert s == " ['there', 'hello'] " | |
131 | s = f.format("{stuff[::2]}", **ns) |
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129 | s = f.format("{stuff[::2]}", **ns) | |
132 | assert s == ns["stuff"][::2] |
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130 | assert s == ns["stuff"][::2] | |
133 |
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131 | |||
134 | pytest.raises(SyntaxError, f.format, "{n:x}", **ns) |
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132 | pytest.raises(SyntaxError, f.format, "{n:x}", **ns) | |
135 |
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133 | |||
136 | def eval_formatter_no_slicing_check(f): |
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134 | def eval_formatter_no_slicing_check(f): | |
137 | ns = dict(n=12, pi=math.pi, stuff="hello there", os=os) |
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135 | ns = dict(n=12, pi=math.pi, stuff="hello there", os=os) | |
138 |
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136 | |||
139 | s = f.format("{n:x} {pi**2:+f}", **ns) |
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137 | s = f.format("{n:x} {pi**2:+f}", **ns) | |
140 | assert s == "c +9.869604" |
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138 | assert s == "c +9.869604" | |
141 |
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139 | |||
142 | s = f.format("{stuff[slice(1,4)]}", **ns) |
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140 | s = f.format("{stuff[slice(1,4)]}", **ns) | |
143 | assert s == "ell" |
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141 | assert s == "ell" | |
144 |
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142 | |||
145 | s = f.format("{a[:]}", a=[1, 2]) |
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143 | s = f.format("{a[:]}", a=[1, 2]) | |
146 | assert s == "[1, 2]" |
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144 | assert s == "[1, 2]" | |
147 |
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145 | |||
148 | def test_eval_formatter(): |
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146 | def test_eval_formatter(): | |
149 | f = text.EvalFormatter() |
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147 | f = text.EvalFormatter() | |
150 | eval_formatter_check(f) |
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148 | eval_formatter_check(f) | |
151 | eval_formatter_no_slicing_check(f) |
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149 | eval_formatter_no_slicing_check(f) | |
152 |
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150 | |||
153 | def test_full_eval_formatter(): |
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151 | def test_full_eval_formatter(): | |
154 | f = text.FullEvalFormatter() |
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152 | f = text.FullEvalFormatter() | |
155 | eval_formatter_check(f) |
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153 | eval_formatter_check(f) | |
156 | eval_formatter_slicing_check(f) |
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154 | eval_formatter_slicing_check(f) | |
157 |
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155 | |||
158 | def test_dollar_formatter(): |
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156 | def test_dollar_formatter(): | |
159 | f = text.DollarFormatter() |
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157 | f = text.DollarFormatter() | |
160 | eval_formatter_check(f) |
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158 | eval_formatter_check(f) | |
161 | eval_formatter_slicing_check(f) |
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159 | eval_formatter_slicing_check(f) | |
162 |
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160 | |||
163 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os) |
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161 | ns = dict(n=12, pi=math.pi, stuff='hello there', os=os) | |
164 | s = f.format("$n", **ns) |
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162 | s = f.format("$n", **ns) | |
165 | assert s == "12" |
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163 | assert s == "12" | |
166 | s = f.format("$n.real", **ns) |
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164 | s = f.format("$n.real", **ns) | |
167 | assert s == "12" |
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165 | assert s == "12" | |
168 | s = f.format("$n/{stuff[:5]}", **ns) |
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166 | s = f.format("$n/{stuff[:5]}", **ns) | |
169 | assert s == "12/hello" |
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167 | assert s == "12/hello" | |
170 | s = f.format("$n $$HOME", **ns) |
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168 | s = f.format("$n $$HOME", **ns) | |
171 | assert s == "12 $HOME" |
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169 | assert s == "12 $HOME" | |
172 | s = f.format("${foo}", foo="HOME") |
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170 | s = f.format("${foo}", foo="HOME") | |
173 | assert s == "$HOME" |
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171 | assert s == "$HOME" | |
174 |
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172 | |||
175 |
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173 | |||
176 | def test_strip_email(): |
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174 | def test_strip_email(): | |
177 | src = """\ |
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175 | src = """\ | |
178 | >> >>> def f(x): |
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176 | >> >>> def f(x): | |
179 | >> ... return x+1 |
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177 | >> ... return x+1 | |
180 | >> ... |
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178 | >> ... | |
181 | >> >>> zz = f(2.5)""" |
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179 | >> >>> zz = f(2.5)""" | |
182 | cln = """\ |
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180 | cln = """\ | |
183 | >>> def f(x): |
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181 | >>> def f(x): | |
184 | ... return x+1 |
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182 | ... return x+1 | |
185 | ... |
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183 | ... | |
186 | >>> zz = f(2.5)""" |
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184 | >>> zz = f(2.5)""" | |
187 | assert text.strip_email_quotes(src) == cln |
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185 | assert text.strip_email_quotes(src) == cln | |
188 |
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186 | |||
189 |
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187 | |||
190 | def test_strip_email2(): |
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188 | def test_strip_email2(): | |
191 | src = "> > > list()" |
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189 | src = "> > > list()" | |
192 | cln = "list()" |
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190 | cln = "list()" | |
193 | assert text.strip_email_quotes(src) == cln |
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191 | assert text.strip_email_quotes(src) == cln | |
194 |
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192 | |||
195 |
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193 | |||
196 | def test_LSString(): |
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194 | def test_LSString(): | |
197 | lss = text.LSString("abc\ndef") |
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195 | lss = text.LSString("abc\ndef") | |
198 | assert lss.l == ["abc", "def"] |
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196 | assert lss.l == ["abc", "def"] | |
199 | assert lss.s == "abc def" |
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197 | assert lss.s == "abc def" | |
200 | lss = text.LSString(os.getcwd()) |
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198 | lss = text.LSString(os.getcwd()) | |
201 | assert isinstance(lss.p[0], Path) |
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199 | assert isinstance(lss.p[0], Path) | |
202 |
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200 | |||
203 |
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201 | |||
204 | def test_SList(): |
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202 | def test_SList(): | |
205 | sl = text.SList(["a 11", "b 1", "a 2"]) |
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203 | sl = text.SList(["a 11", "b 1", "a 2"]) | |
206 | assert sl.n == "a 11\nb 1\na 2" |
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204 | assert sl.n == "a 11\nb 1\na 2" | |
207 | assert sl.s == "a 11 b 1 a 2" |
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205 | assert sl.s == "a 11 b 1 a 2" | |
208 | assert sl.grep(lambda x: x.startswith("a")) == text.SList(["a 11", "a 2"]) |
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206 | assert sl.grep(lambda x: x.startswith("a")) == text.SList(["a 11", "a 2"]) | |
209 | assert sl.fields(0) == text.SList(["a", "b", "a"]) |
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207 | assert sl.fields(0) == text.SList(["a", "b", "a"]) | |
210 | assert sl.sort(field=1, nums=True) == text.SList(["b 1", "a 2", "a 11"]) |
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208 | assert sl.sort(field=1, nums=True) == text.SList(["b 1", "a 2", "a 11"]) |
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