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@@ -1,775 +1,776 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """Tests for various magic functions. |
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3 | 3 | |
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4 | 4 | Needs to be run by nose (to make ipython session available). |
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5 | 5 | """ |
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6 | 6 | from __future__ import absolute_import |
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7 | 7 | |
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8 | 8 | #----------------------------------------------------------------------------- |
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9 | 9 | # Imports |
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10 | 10 | #----------------------------------------------------------------------------- |
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11 | 11 | |
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12 | 12 | import io |
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13 | 13 | import os |
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14 | 14 | import sys |
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15 | 15 | from StringIO import StringIO |
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16 | 16 | from unittest import TestCase |
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17 | 17 | |
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18 | 18 | try: |
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19 | 19 | from importlib import invalidate_caches # Required from Python 3.3 |
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20 | 20 | except ImportError: |
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21 | 21 | def invalidate_caches(): |
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22 | 22 | pass |
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23 | 23 | |
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24 | 24 | import nose.tools as nt |
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25 | 25 | |
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26 | 26 | from IPython.core import magic |
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27 | 27 | from IPython.core.magic import (Magics, magics_class, line_magic, |
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28 | 28 | cell_magic, line_cell_magic, |
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29 | 29 | register_line_magic, register_cell_magic, |
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30 | 30 | register_line_cell_magic) |
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31 | 31 | from IPython.core.magics import execution, script |
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32 | 32 | from IPython.core.magics.execution import globlist |
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33 | 33 | from IPython.nbformat.v3.tests.nbexamples import nb0 |
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34 | 34 | from IPython.nbformat import current |
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35 | 35 | from IPython.testing import decorators as dec |
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36 | 36 | from IPython.testing import tools as tt |
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37 | 37 | from IPython.utils import py3compat |
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38 | 38 | from IPython.utils.tempdir import TemporaryDirectory |
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39 | 39 | from IPython.utils.process import find_cmd |
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40 | 40 | |
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41 | 41 | #----------------------------------------------------------------------------- |
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42 | 42 | # Test functions begin |
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43 | 43 | #----------------------------------------------------------------------------- |
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44 | 44 | |
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45 | 45 | @magic.magics_class |
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46 | 46 | class DummyMagics(magic.Magics): pass |
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47 | 47 | |
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48 | 48 | def test_rehashx(): |
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49 | 49 | # clear up everything |
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50 | 50 | _ip = get_ipython() |
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51 | 51 | _ip.alias_manager.alias_table.clear() |
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52 | 52 | del _ip.db['syscmdlist'] |
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53 | 53 | |
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54 | 54 | _ip.magic('rehashx') |
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55 | 55 | # Practically ALL ipython development systems will have more than 10 aliases |
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56 | 56 | |
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57 | 57 | yield (nt.assert_true, len(_ip.alias_manager.alias_table) > 10) |
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58 | 58 | for key, val in _ip.alias_manager.alias_table.iteritems(): |
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59 | 59 | # we must strip dots from alias names |
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60 | 60 | nt.assert_true('.' not in key) |
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61 | 61 | |
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62 | 62 | # rehashx must fill up syscmdlist |
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63 | 63 | scoms = _ip.db['syscmdlist'] |
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64 | 64 | yield (nt.assert_true, len(scoms) > 10) |
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65 | 65 | |
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66 | 66 | |
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67 | 67 | def test_magic_parse_options(): |
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68 | 68 | """Test that we don't mangle paths when parsing magic options.""" |
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69 | 69 | ip = get_ipython() |
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70 | 70 | path = 'c:\\x' |
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71 | 71 | m = DummyMagics(ip) |
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72 | 72 | opts = m.parse_options('-f %s' % path,'f:')[0] |
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73 | 73 | # argv splitting is os-dependent |
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74 | 74 | if os.name == 'posix': |
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75 | 75 | expected = 'c:x' |
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76 | 76 | else: |
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77 | 77 | expected = path |
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78 | 78 | nt.assert_equals(opts['f'], expected) |
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79 | 79 | |
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80 | 80 | def test_magic_parse_long_options(): |
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81 | 81 | """Magic.parse_options can handle --foo=bar long options""" |
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82 | 82 | ip = get_ipython() |
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83 | 83 | m = DummyMagics(ip) |
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84 | 84 | opts, _ = m.parse_options('--foo --bar=bubble', 'a', 'foo', 'bar=') |
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85 | 85 | nt.assert_true('foo' in opts) |
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86 | 86 | nt.assert_true('bar' in opts) |
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87 | 87 | nt.assert_true(opts['bar'], "bubble") |
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88 | 88 | |
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89 | 89 | |
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90 | 90 | def test_globlist(): |
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91 | 91 | """Test glob expansion for %run magic.""" |
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92 | 92 | filenames_start_with_a = map('a{0}'.format, range(3)) |
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93 | 93 | filenames_end_with_b = map('{0}b'.format, range(3)) |
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94 | 94 | filenames = filenames_start_with_a + filenames_end_with_b |
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95 | 95 | |
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96 | 96 | with TemporaryDirectory() as td: |
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97 | ||
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98 | def getpaths(names): | |
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99 | return [os.path.join(td, fn) for fn in names] | |
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100 | ||
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101 |
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102 |
for |
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103 | open(p, 'w').close() | |
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104 | ||
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105 | def assert_match(patterns, matches): | |
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106 | # glob returns unordered list. that's why sorted is required. | |
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107 |
nt.assert_equals(sorted(globlist( |
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108 | sorted(getpaths(matches))) | |
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109 | ||
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110 | assert_match(['*'], filenames) | |
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111 |
assert_match([' |
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112 |
assert_match(['*c'], |
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113 | assert_match(['*', 'a*', '*b', '*c'], | |
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114 | filenames | |
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115 |
+ filenames_ |
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116 | + filenames_end_with_b | |
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117 | + ['*c']) | |
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97 | save = os.getcwdu() | |
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98 | try: | |
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99 | os.chdir(td) | |
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100 | ||
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101 | # Create empty files | |
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102 | for fname in filenames: | |
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103 | open(os.path.join(td, fname), 'w').close() | |
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104 | ||
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105 | def assert_match(patterns, matches): | |
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106 | # glob returns unordered list. that's why sorted is required. | |
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107 | nt.assert_equals(sorted(globlist(patterns)), sorted(matches)) | |
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108 | ||
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109 | assert_match(['*'], filenames) | |
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110 | assert_match(['a*'], filenames_start_with_a) | |
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111 | assert_match(['*c'], ['*c']) | |
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112 | assert_match(['*', 'a*', '*b', '*c'], | |
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113 | filenames | |
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114 | + filenames_start_with_a | |
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115 | + filenames_end_with_b | |
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116 | + ['*c']) | |
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117 | finally: | |
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118 | os.chdir(save) | |
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118 | 119 | |
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119 | 120 | |
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120 | 121 | @dec.skip_without('sqlite3') |
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121 | 122 | def doctest_hist_f(): |
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122 | 123 | """Test %hist -f with temporary filename. |
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123 | 124 | |
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124 | 125 | In [9]: import tempfile |
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125 | 126 | |
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126 | 127 | In [10]: tfile = tempfile.mktemp('.py','tmp-ipython-') |
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127 | 128 | |
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128 | 129 | In [11]: %hist -nl -f $tfile 3 |
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129 | 130 | |
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130 | 131 | In [13]: import os; os.unlink(tfile) |
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131 | 132 | """ |
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132 | 133 | |
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133 | 134 | |
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134 | 135 | @dec.skip_without('sqlite3') |
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135 | 136 | def doctest_hist_r(): |
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136 | 137 | """Test %hist -r |
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137 | 138 | |
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138 | 139 | XXX - This test is not recording the output correctly. For some reason, in |
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139 | 140 | testing mode the raw history isn't getting populated. No idea why. |
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140 | 141 | Disabling the output checking for now, though at least we do run it. |
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141 | 142 | |
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142 | 143 | In [1]: 'hist' in _ip.lsmagic() |
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143 | 144 | Out[1]: True |
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144 | 145 | |
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145 | 146 | In [2]: x=1 |
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146 | 147 | |
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147 | 148 | In [3]: %hist -rl 2 |
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148 | 149 | x=1 # random |
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149 | 150 | %hist -r 2 |
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150 | 151 | """ |
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151 | 152 | |
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152 | 153 | |
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153 | 154 | @dec.skip_without('sqlite3') |
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154 | 155 | def doctest_hist_op(): |
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155 | 156 | """Test %hist -op |
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156 | 157 | |
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157 | 158 | In [1]: class b(float): |
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158 | 159 | ...: pass |
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159 | 160 | ...: |
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160 | 161 | |
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161 | 162 | In [2]: class s(object): |
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162 | 163 | ...: def __str__(self): |
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163 | 164 | ...: return 's' |
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164 | 165 | ...: |
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165 | 166 | |
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166 | 167 | In [3]: |
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167 | 168 | |
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168 | 169 | In [4]: class r(b): |
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169 | 170 | ...: def __repr__(self): |
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170 | 171 | ...: return 'r' |
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171 | 172 | ...: |
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172 | 173 | |
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173 | 174 | In [5]: class sr(s,r): pass |
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174 | 175 | ...: |
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175 | 176 | |
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176 | 177 | In [6]: |
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177 | 178 | |
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178 | 179 | In [7]: bb=b() |
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179 | 180 | |
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180 | 181 | In [8]: ss=s() |
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181 | 182 | |
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182 | 183 | In [9]: rr=r() |
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183 | 184 | |
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184 | 185 | In [10]: ssrr=sr() |
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185 | 186 | |
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186 | 187 | In [11]: 4.5 |
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187 | 188 | Out[11]: 4.5 |
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188 | 189 | |
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189 | 190 | In [12]: str(ss) |
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190 | 191 | Out[12]: 's' |
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191 | 192 | |
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192 | 193 | In [13]: |
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193 | 194 | |
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194 | 195 | In [14]: %hist -op |
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195 | 196 | >>> class b: |
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196 | 197 | ... pass |
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197 | 198 | ... |
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198 | 199 | >>> class s(b): |
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199 | 200 | ... def __str__(self): |
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200 | 201 | ... return 's' |
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201 | 202 | ... |
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202 | 203 | >>> |
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203 | 204 | >>> class r(b): |
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204 | 205 | ... def __repr__(self): |
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205 | 206 | ... return 'r' |
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206 | 207 | ... |
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207 | 208 | >>> class sr(s,r): pass |
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208 | 209 | >>> |
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209 | 210 | >>> bb=b() |
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210 | 211 | >>> ss=s() |
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211 | 212 | >>> rr=r() |
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212 | 213 | >>> ssrr=sr() |
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213 | 214 | >>> 4.5 |
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214 | 215 | 4.5 |
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215 | 216 | >>> str(ss) |
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216 | 217 | 's' |
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217 | 218 | >>> |
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218 | 219 | """ |
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219 | 220 | |
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220 | 221 | |
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221 | 222 | @dec.skip_without('sqlite3') |
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222 | 223 | def test_macro(): |
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223 | 224 | ip = get_ipython() |
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224 | 225 | ip.history_manager.reset() # Clear any existing history. |
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225 | 226 | cmds = ["a=1", "def b():\n return a**2", "print(a,b())"] |
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226 | 227 | for i, cmd in enumerate(cmds, start=1): |
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227 | 228 | ip.history_manager.store_inputs(i, cmd) |
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228 | 229 | ip.magic("macro test 1-3") |
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229 | 230 | nt.assert_equal(ip.user_ns["test"].value, "\n".join(cmds)+"\n") |
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230 | 231 | |
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231 | 232 | # List macros. |
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232 | 233 | assert "test" in ip.magic("macro") |
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233 | 234 | |
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234 | 235 | |
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235 | 236 | @dec.skip_without('sqlite3') |
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236 | 237 | def test_macro_run(): |
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237 | 238 | """Test that we can run a multi-line macro successfully.""" |
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238 | 239 | ip = get_ipython() |
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239 | 240 | ip.history_manager.reset() |
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240 | 241 | cmds = ["a=10", "a+=1", py3compat.doctest_refactor_print("print a"), |
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241 | 242 | "%macro test 2-3"] |
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242 | 243 | for cmd in cmds: |
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243 | 244 | ip.run_cell(cmd, store_history=True) |
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244 | 245 | nt.assert_equal(ip.user_ns["test"].value, |
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245 | 246 | py3compat.doctest_refactor_print("a+=1\nprint a\n")) |
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246 | 247 | with tt.AssertPrints("12"): |
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247 | 248 | ip.run_cell("test") |
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248 | 249 | with tt.AssertPrints("13"): |
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249 | 250 | ip.run_cell("test") |
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250 | 251 | |
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251 | 252 | |
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252 | 253 | @dec.skipif_not_numpy |
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253 | 254 | def test_numpy_reset_array_undec(): |
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254 | 255 | "Test '%reset array' functionality" |
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255 | 256 | _ip.ex('import numpy as np') |
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256 | 257 | _ip.ex('a = np.empty(2)') |
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257 | 258 | yield (nt.assert_true, 'a' in _ip.user_ns) |
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258 | 259 | _ip.magic('reset -f array') |
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259 | 260 | yield (nt.assert_false, 'a' in _ip.user_ns) |
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260 | 261 | |
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261 | 262 | def test_reset_out(): |
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262 | 263 | "Test '%reset out' magic" |
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263 | 264 | _ip.run_cell("parrot = 'dead'", store_history=True) |
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264 | 265 | # test '%reset -f out', make an Out prompt |
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265 | 266 | _ip.run_cell("parrot", store_history=True) |
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266 | 267 | nt.assert_true('dead' in [_ip.user_ns[x] for x in '_','__','___']) |
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267 | 268 | _ip.magic('reset -f out') |
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268 | 269 | nt.assert_false('dead' in [_ip.user_ns[x] for x in '_','__','___']) |
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269 | 270 | nt.assert_true(len(_ip.user_ns['Out']) == 0) |
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270 | 271 | |
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271 | 272 | def test_reset_in(): |
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272 | 273 | "Test '%reset in' magic" |
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273 | 274 | # test '%reset -f in' |
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274 | 275 | _ip.run_cell("parrot", store_history=True) |
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275 | 276 | nt.assert_true('parrot' in [_ip.user_ns[x] for x in '_i','_ii','_iii']) |
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276 | 277 | _ip.magic('%reset -f in') |
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277 | 278 | nt.assert_false('parrot' in [_ip.user_ns[x] for x in '_i','_ii','_iii']) |
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278 | 279 | nt.assert_true(len(set(_ip.user_ns['In'])) == 1) |
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279 | 280 | |
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280 | 281 | def test_reset_dhist(): |
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281 | 282 | "Test '%reset dhist' magic" |
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282 | 283 | _ip.run_cell("tmp = [d for d in _dh]") # copy before clearing |
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283 | 284 | _ip.magic('cd ' + os.path.dirname(nt.__file__)) |
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284 | 285 | _ip.magic('cd -') |
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285 | 286 | nt.assert_true(len(_ip.user_ns['_dh']) > 0) |
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286 | 287 | _ip.magic('reset -f dhist') |
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287 | 288 | nt.assert_true(len(_ip.user_ns['_dh']) == 0) |
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288 | 289 | _ip.run_cell("_dh = [d for d in tmp]") #restore |
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289 | 290 | |
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290 | 291 | def test_reset_in_length(): |
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291 | 292 | "Test that '%reset in' preserves In[] length" |
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292 | 293 | _ip.run_cell("print 'foo'") |
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293 | 294 | _ip.run_cell("reset -f in") |
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294 | 295 | nt.assert_true(len(_ip.user_ns['In']) == _ip.displayhook.prompt_count+1) |
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295 | 296 | |
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296 | 297 | def test_time(): |
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297 | 298 | _ip.magic('time None') |
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298 | 299 | |
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299 | 300 | def test_tb_syntaxerror(): |
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300 | 301 | """test %tb after a SyntaxError""" |
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301 | 302 | ip = get_ipython() |
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302 | 303 | ip.run_cell("for") |
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303 | 304 | |
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304 | 305 | # trap and validate stdout |
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305 | 306 | save_stdout = sys.stdout |
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306 | 307 | try: |
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307 | 308 | sys.stdout = StringIO() |
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308 | 309 | ip.run_cell("%tb") |
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309 | 310 | out = sys.stdout.getvalue() |
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310 | 311 | finally: |
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311 | 312 | sys.stdout = save_stdout |
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312 | 313 | # trim output, and only check the last line |
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313 | 314 | last_line = out.rstrip().splitlines()[-1].strip() |
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314 | 315 | nt.assert_equals(last_line, "SyntaxError: invalid syntax") |
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315 | 316 | |
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316 | 317 | |
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317 | 318 | @py3compat.doctest_refactor_print |
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318 | 319 | def doctest_time(): |
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319 | 320 | """ |
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320 | 321 | In [10]: %time None |
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321 | 322 | CPU times: user 0.00 s, sys: 0.00 s, total: 0.00 s |
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322 | 323 | Wall time: 0.00 s |
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323 | 324 | |
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324 | 325 | In [11]: def f(kmjy): |
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325 | 326 | ....: %time print 2*kmjy |
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326 | 327 | |
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327 | 328 | In [12]: f(3) |
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328 | 329 | 6 |
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329 | 330 | CPU times: user 0.00 s, sys: 0.00 s, total: 0.00 s |
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330 | 331 | Wall time: 0.00 s |
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331 | 332 | """ |
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332 | 333 | |
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333 | 334 | |
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334 | 335 | def test_doctest_mode(): |
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335 | 336 | "Toggle doctest_mode twice, it should be a no-op and run without error" |
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336 | 337 | _ip.magic('doctest_mode') |
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337 | 338 | _ip.magic('doctest_mode') |
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338 | 339 | |
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339 | 340 | |
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340 | 341 | def test_parse_options(): |
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341 | 342 | """Tests for basic options parsing in magics.""" |
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342 | 343 | # These are only the most minimal of tests, more should be added later. At |
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343 | 344 | # the very least we check that basic text/unicode calls work OK. |
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344 | 345 | m = DummyMagics(_ip) |
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345 | 346 | nt.assert_equal(m.parse_options('foo', '')[1], 'foo') |
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346 | 347 | nt.assert_equal(m.parse_options(u'foo', '')[1], u'foo') |
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347 | 348 | |
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348 | 349 | |
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349 | 350 | def test_dirops(): |
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350 | 351 | """Test various directory handling operations.""" |
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351 | 352 | # curpath = lambda :os.path.splitdrive(os.getcwdu())[1].replace('\\','/') |
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352 | 353 | curpath = os.getcwdu |
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353 | 354 | startdir = os.getcwdu() |
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354 | 355 | ipdir = os.path.realpath(_ip.ipython_dir) |
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355 | 356 | try: |
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356 | 357 | _ip.magic('cd "%s"' % ipdir) |
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357 | 358 | nt.assert_equal(curpath(), ipdir) |
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358 | 359 | _ip.magic('cd -') |
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359 | 360 | nt.assert_equal(curpath(), startdir) |
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360 | 361 | _ip.magic('pushd "%s"' % ipdir) |
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361 | 362 | nt.assert_equal(curpath(), ipdir) |
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362 | 363 | _ip.magic('popd') |
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363 | 364 | nt.assert_equal(curpath(), startdir) |
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364 | 365 | finally: |
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365 | 366 | os.chdir(startdir) |
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366 | 367 | |
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367 | 368 | |
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368 | 369 | def test_xmode(): |
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369 | 370 | # Calling xmode three times should be a no-op |
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370 | 371 | xmode = _ip.InteractiveTB.mode |
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371 | 372 | for i in range(3): |
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372 | 373 | _ip.magic("xmode") |
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373 | 374 | nt.assert_equal(_ip.InteractiveTB.mode, xmode) |
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374 | 375 | |
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375 | 376 | def test_reset_hard(): |
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376 | 377 | monitor = [] |
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377 | 378 | class A(object): |
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378 | 379 | def __del__(self): |
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379 | 380 | monitor.append(1) |
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380 | 381 | def __repr__(self): |
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381 | 382 | return "<A instance>" |
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382 | 383 | |
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383 | 384 | _ip.user_ns["a"] = A() |
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384 | 385 | _ip.run_cell("a") |
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385 | 386 | |
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386 | 387 | nt.assert_equal(monitor, []) |
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387 | 388 | _ip.magic("reset -f") |
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388 | 389 | nt.assert_equal(monitor, [1]) |
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389 | 390 | |
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390 | 391 | class TestXdel(tt.TempFileMixin): |
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391 | 392 | def test_xdel(self): |
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392 | 393 | """Test that references from %run are cleared by xdel.""" |
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393 | 394 | src = ("class A(object):\n" |
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394 | 395 | " monitor = []\n" |
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395 | 396 | " def __del__(self):\n" |
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396 | 397 | " self.monitor.append(1)\n" |
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397 | 398 | "a = A()\n") |
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398 | 399 | self.mktmp(src) |
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399 | 400 | # %run creates some hidden references... |
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400 | 401 | _ip.magic("run %s" % self.fname) |
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401 | 402 | # ... as does the displayhook. |
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402 | 403 | _ip.run_cell("a") |
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403 | 404 | |
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404 | 405 | monitor = _ip.user_ns["A"].monitor |
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405 | 406 | nt.assert_equal(monitor, []) |
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406 | 407 | |
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407 | 408 | _ip.magic("xdel a") |
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408 | 409 | |
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409 | 410 | # Check that a's __del__ method has been called. |
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410 | 411 | nt.assert_equal(monitor, [1]) |
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411 | 412 | |
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412 | 413 | def doctest_who(): |
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413 | 414 | """doctest for %who |
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414 | 415 | |
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415 | 416 | In [1]: %reset -f |
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416 | 417 | |
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417 | 418 | In [2]: alpha = 123 |
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418 | 419 | |
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419 | 420 | In [3]: beta = 'beta' |
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420 | 421 | |
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421 | 422 | In [4]: %who int |
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422 | 423 | alpha |
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423 | 424 | |
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424 | 425 | In [5]: %who str |
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425 | 426 | beta |
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426 | 427 | |
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427 | 428 | In [6]: %whos |
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428 | 429 | Variable Type Data/Info |
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429 | 430 | ---------------------------- |
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430 | 431 | alpha int 123 |
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431 | 432 | beta str beta |
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432 | 433 | |
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433 | 434 | In [7]: %who_ls |
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434 | 435 | Out[7]: ['alpha', 'beta'] |
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435 | 436 | """ |
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436 | 437 | |
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437 | 438 | def test_whos(): |
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438 | 439 | """Check that whos is protected against objects where repr() fails.""" |
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439 | 440 | class A(object): |
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440 | 441 | def __repr__(self): |
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441 | 442 | raise Exception() |
|
442 | 443 | _ip.user_ns['a'] = A() |
|
443 | 444 | _ip.magic("whos") |
|
444 | 445 | |
|
445 | 446 | @py3compat.u_format |
|
446 | 447 | def doctest_precision(): |
|
447 | 448 | """doctest for %precision |
|
448 | 449 | |
|
449 | 450 | In [1]: f = get_ipython().display_formatter.formatters['text/plain'] |
|
450 | 451 | |
|
451 | 452 | In [2]: %precision 5 |
|
452 | 453 | Out[2]: {u}'%.5f' |
|
453 | 454 | |
|
454 | 455 | In [3]: f.float_format |
|
455 | 456 | Out[3]: {u}'%.5f' |
|
456 | 457 | |
|
457 | 458 | In [4]: %precision %e |
|
458 | 459 | Out[4]: {u}'%e' |
|
459 | 460 | |
|
460 | 461 | In [5]: f(3.1415927) |
|
461 | 462 | Out[5]: {u}'3.141593e+00' |
|
462 | 463 | """ |
|
463 | 464 | |
|
464 | 465 | def test_psearch(): |
|
465 | 466 | with tt.AssertPrints("dict.fromkeys"): |
|
466 | 467 | _ip.run_cell("dict.fr*?") |
|
467 | 468 | |
|
468 | 469 | def test_timeit_shlex(): |
|
469 | 470 | """test shlex issues with timeit (#1109)""" |
|
470 | 471 | _ip.ex("def f(*a,**kw): pass") |
|
471 | 472 | _ip.magic('timeit -n1 "this is a bug".count(" ")') |
|
472 | 473 | _ip.magic('timeit -r1 -n1 f(" ", 1)') |
|
473 | 474 | _ip.magic('timeit -r1 -n1 f(" ", 1, " ", 2, " ")') |
|
474 | 475 | _ip.magic('timeit -r1 -n1 ("a " + "b")') |
|
475 | 476 | _ip.magic('timeit -r1 -n1 f("a " + "b")') |
|
476 | 477 | _ip.magic('timeit -r1 -n1 f("a " + "b ")') |
|
477 | 478 | |
|
478 | 479 | |
|
479 | 480 | def test_timeit_arguments(): |
|
480 | 481 | "Test valid timeit arguments, should not cause SyntaxError (GH #1269)" |
|
481 | 482 | _ip.magic("timeit ('#')") |
|
482 | 483 | |
|
483 | 484 | |
|
484 | 485 | def test_timeit_special_syntax(): |
|
485 | 486 | "Test %%timeit with IPython special syntax" |
|
486 | 487 | from IPython.core.magic import register_line_magic |
|
487 | 488 | |
|
488 | 489 | @register_line_magic |
|
489 | 490 | def lmagic(line): |
|
490 | 491 | ip = get_ipython() |
|
491 | 492 | ip.user_ns['lmagic_out'] = line |
|
492 | 493 | |
|
493 | 494 | # line mode test |
|
494 | 495 | _ip.run_line_magic('timeit', '-n1 -r1 %lmagic my line') |
|
495 | 496 | nt.assert_equal(_ip.user_ns['lmagic_out'], 'my line') |
|
496 | 497 | # cell mode test |
|
497 | 498 | _ip.run_cell_magic('timeit', '-n1 -r1', '%lmagic my line2') |
|
498 | 499 | nt.assert_equal(_ip.user_ns['lmagic_out'], 'my line2') |
|
499 | 500 | |
|
500 | 501 | |
|
501 | 502 | @dec.skipif(execution.profile is None) |
|
502 | 503 | def test_prun_quotes(): |
|
503 | 504 | "Test that prun does not clobber string escapes (GH #1302)" |
|
504 | 505 | _ip.magic(r"prun -q x = '\t'") |
|
505 | 506 | nt.assert_equal(_ip.user_ns['x'], '\t') |
|
506 | 507 | |
|
507 | 508 | def test_extension(): |
|
508 | 509 | tmpdir = TemporaryDirectory() |
|
509 | 510 | orig_ipython_dir = _ip.ipython_dir |
|
510 | 511 | try: |
|
511 | 512 | _ip.ipython_dir = tmpdir.name |
|
512 | 513 | nt.assert_raises(ImportError, _ip.magic, "load_ext daft_extension") |
|
513 | 514 | url = os.path.join(os.path.dirname(__file__), "daft_extension.py") |
|
514 | 515 | _ip.magic("install_ext %s" % url) |
|
515 | 516 | _ip.user_ns.pop('arq', None) |
|
516 | 517 | invalidate_caches() # Clear import caches |
|
517 | 518 | _ip.magic("load_ext daft_extension") |
|
518 | 519 | tt.assert_equal(_ip.user_ns['arq'], 185) |
|
519 | 520 | _ip.magic("unload_ext daft_extension") |
|
520 | 521 | assert 'arq' not in _ip.user_ns |
|
521 | 522 | finally: |
|
522 | 523 | _ip.ipython_dir = orig_ipython_dir |
|
523 | 524 | tmpdir.cleanup() |
|
524 | 525 | |
|
525 | 526 | def test_notebook_export_json(): |
|
526 | 527 | with TemporaryDirectory() as td: |
|
527 | 528 | outfile = os.path.join(td, "nb.ipynb") |
|
528 | 529 | _ip.ex(py3compat.u_format(u"u = {u}'hΓ©llo'")) |
|
529 | 530 | _ip.magic("notebook -e %s" % outfile) |
|
530 | 531 | |
|
531 | 532 | def test_notebook_export_py(): |
|
532 | 533 | with TemporaryDirectory() as td: |
|
533 | 534 | outfile = os.path.join(td, "nb.py") |
|
534 | 535 | _ip.ex(py3compat.u_format(u"u = {u}'hΓ©llo'")) |
|
535 | 536 | _ip.magic("notebook -e %s" % outfile) |
|
536 | 537 | |
|
537 | 538 | def test_notebook_reformat_py(): |
|
538 | 539 | with TemporaryDirectory() as td: |
|
539 | 540 | infile = os.path.join(td, "nb.ipynb") |
|
540 | 541 | with io.open(infile, 'w', encoding='utf-8') as f: |
|
541 | 542 | current.write(nb0, f, 'json') |
|
542 | 543 | |
|
543 | 544 | _ip.ex(py3compat.u_format(u"u = {u}'hΓ©llo'")) |
|
544 | 545 | _ip.magic("notebook -f py %s" % infile) |
|
545 | 546 | |
|
546 | 547 | def test_notebook_reformat_json(): |
|
547 | 548 | with TemporaryDirectory() as td: |
|
548 | 549 | infile = os.path.join(td, "nb.py") |
|
549 | 550 | with io.open(infile, 'w', encoding='utf-8') as f: |
|
550 | 551 | current.write(nb0, f, 'py') |
|
551 | 552 | |
|
552 | 553 | _ip.ex(py3compat.u_format(u"u = {u}'hΓ©llo'")) |
|
553 | 554 | _ip.magic("notebook -f ipynb %s" % infile) |
|
554 | 555 | _ip.magic("notebook -f json %s" % infile) |
|
555 | 556 | |
|
556 | 557 | def test_env(): |
|
557 | 558 | env = _ip.magic("env") |
|
558 | 559 | assert isinstance(env, dict), type(env) |
|
559 | 560 | |
|
560 | 561 | |
|
561 | 562 | class CellMagicTestCase(TestCase): |
|
562 | 563 | |
|
563 | 564 | def check_ident(self, magic): |
|
564 | 565 | # Manually called, we get the result |
|
565 | 566 | out = _ip.run_cell_magic(magic, 'a', 'b') |
|
566 | 567 | nt.assert_equals(out, ('a','b')) |
|
567 | 568 | # Via run_cell, it goes into the user's namespace via displayhook |
|
568 | 569 | _ip.run_cell('%%' + magic +' c\nd') |
|
569 | 570 | nt.assert_equals(_ip.user_ns['_'], ('c','d')) |
|
570 | 571 | |
|
571 | 572 | def test_cell_magic_func_deco(self): |
|
572 | 573 | "Cell magic using simple decorator" |
|
573 | 574 | @register_cell_magic |
|
574 | 575 | def cellm(line, cell): |
|
575 | 576 | return line, cell |
|
576 | 577 | |
|
577 | 578 | self.check_ident('cellm') |
|
578 | 579 | |
|
579 | 580 | def test_cell_magic_reg(self): |
|
580 | 581 | "Cell magic manually registered" |
|
581 | 582 | def cellm(line, cell): |
|
582 | 583 | return line, cell |
|
583 | 584 | |
|
584 | 585 | _ip.register_magic_function(cellm, 'cell', 'cellm2') |
|
585 | 586 | self.check_ident('cellm2') |
|
586 | 587 | |
|
587 | 588 | def test_cell_magic_class(self): |
|
588 | 589 | "Cell magics declared via a class" |
|
589 | 590 | @magics_class |
|
590 | 591 | class MyMagics(Magics): |
|
591 | 592 | |
|
592 | 593 | @cell_magic |
|
593 | 594 | def cellm3(self, line, cell): |
|
594 | 595 | return line, cell |
|
595 | 596 | |
|
596 | 597 | _ip.register_magics(MyMagics) |
|
597 | 598 | self.check_ident('cellm3') |
|
598 | 599 | |
|
599 | 600 | def test_cell_magic_class2(self): |
|
600 | 601 | "Cell magics declared via a class, #2" |
|
601 | 602 | @magics_class |
|
602 | 603 | class MyMagics2(Magics): |
|
603 | 604 | |
|
604 | 605 | @cell_magic('cellm4') |
|
605 | 606 | def cellm33(self, line, cell): |
|
606 | 607 | return line, cell |
|
607 | 608 | |
|
608 | 609 | _ip.register_magics(MyMagics2) |
|
609 | 610 | self.check_ident('cellm4') |
|
610 | 611 | # Check that nothing is registered as 'cellm33' |
|
611 | 612 | c33 = _ip.find_cell_magic('cellm33') |
|
612 | 613 | nt.assert_equals(c33, None) |
|
613 | 614 | |
|
614 | 615 | def test_file(): |
|
615 | 616 | """Basic %%file""" |
|
616 | 617 | ip = get_ipython() |
|
617 | 618 | with TemporaryDirectory() as td: |
|
618 | 619 | fname = os.path.join(td, 'file1') |
|
619 | 620 | ip.run_cell_magic("file", fname, u'\n'.join([ |
|
620 | 621 | 'line1', |
|
621 | 622 | 'line2', |
|
622 | 623 | ])) |
|
623 | 624 | with open(fname) as f: |
|
624 | 625 | s = f.read() |
|
625 | 626 | nt.assert_in('line1\n', s) |
|
626 | 627 | nt.assert_in('line2', s) |
|
627 | 628 | |
|
628 | 629 | def test_file_unicode(): |
|
629 | 630 | """%%file with unicode cell""" |
|
630 | 631 | ip = get_ipython() |
|
631 | 632 | with TemporaryDirectory() as td: |
|
632 | 633 | fname = os.path.join(td, 'file1') |
|
633 | 634 | ip.run_cell_magic("file", fname, u'\n'.join([ |
|
634 | 635 | u'linΓ©1', |
|
635 | 636 | u'linΓ©2', |
|
636 | 637 | ])) |
|
637 | 638 | with io.open(fname, encoding='utf-8') as f: |
|
638 | 639 | s = f.read() |
|
639 | 640 | nt.assert_in(u'linΓ©1\n', s) |
|
640 | 641 | nt.assert_in(u'linΓ©2', s) |
|
641 | 642 | |
|
642 | 643 | def test_file_amend(): |
|
643 | 644 | """%%file -a amends files""" |
|
644 | 645 | ip = get_ipython() |
|
645 | 646 | with TemporaryDirectory() as td: |
|
646 | 647 | fname = os.path.join(td, 'file2') |
|
647 | 648 | ip.run_cell_magic("file", fname, u'\n'.join([ |
|
648 | 649 | 'line1', |
|
649 | 650 | 'line2', |
|
650 | 651 | ])) |
|
651 | 652 | ip.run_cell_magic("file", "-a %s" % fname, u'\n'.join([ |
|
652 | 653 | 'line3', |
|
653 | 654 | 'line4', |
|
654 | 655 | ])) |
|
655 | 656 | with open(fname) as f: |
|
656 | 657 | s = f.read() |
|
657 | 658 | nt.assert_in('line1\n', s) |
|
658 | 659 | nt.assert_in('line3\n', s) |
|
659 | 660 | |
|
660 | 661 | |
|
661 | 662 | def test_script_config(): |
|
662 | 663 | ip = get_ipython() |
|
663 | 664 | ip.config.ScriptMagics.script_magics = ['whoda'] |
|
664 | 665 | sm = script.ScriptMagics(shell=ip) |
|
665 | 666 | nt.assert_in('whoda', sm.magics['cell']) |
|
666 | 667 | |
|
667 | 668 | @dec.skip_win32 |
|
668 | 669 | def test_script_out(): |
|
669 | 670 | ip = get_ipython() |
|
670 | 671 | ip.run_cell_magic("script", "--out output sh", "echo 'hi'") |
|
671 | 672 | nt.assert_equals(ip.user_ns['output'], 'hi\n') |
|
672 | 673 | |
|
673 | 674 | @dec.skip_win32 |
|
674 | 675 | def test_script_err(): |
|
675 | 676 | ip = get_ipython() |
|
676 | 677 | ip.run_cell_magic("script", "--err error sh", "echo 'hello' >&2") |
|
677 | 678 | nt.assert_equals(ip.user_ns['error'], 'hello\n') |
|
678 | 679 | |
|
679 | 680 | @dec.skip_win32 |
|
680 | 681 | def test_script_out_err(): |
|
681 | 682 | ip = get_ipython() |
|
682 | 683 | ip.run_cell_magic("script", "--out output --err error sh", "echo 'hi'\necho 'hello' >&2") |
|
683 | 684 | nt.assert_equals(ip.user_ns['output'], 'hi\n') |
|
684 | 685 | nt.assert_equals(ip.user_ns['error'], 'hello\n') |
|
685 | 686 | |
|
686 | 687 | @dec.skip_win32 |
|
687 | 688 | def test_script_bg_out(): |
|
688 | 689 | ip = get_ipython() |
|
689 | 690 | ip.run_cell_magic("script", "--bg --out output sh", "echo 'hi'") |
|
690 | 691 | nt.assert_equals(ip.user_ns['output'].read(), b'hi\n') |
|
691 | 692 | |
|
692 | 693 | @dec.skip_win32 |
|
693 | 694 | def test_script_bg_err(): |
|
694 | 695 | ip = get_ipython() |
|
695 | 696 | ip.run_cell_magic("script", "--bg --err error sh", "echo 'hello' >&2") |
|
696 | 697 | nt.assert_equals(ip.user_ns['error'].read(), b'hello\n') |
|
697 | 698 | |
|
698 | 699 | @dec.skip_win32 |
|
699 | 700 | def test_script_bg_out_err(): |
|
700 | 701 | ip = get_ipython() |
|
701 | 702 | ip.run_cell_magic("script", "--bg --out output --err error sh", "echo 'hi'\necho 'hello' >&2") |
|
702 | 703 | nt.assert_equals(ip.user_ns['output'].read(), b'hi\n') |
|
703 | 704 | nt.assert_equals(ip.user_ns['error'].read(), b'hello\n') |
|
704 | 705 | |
|
705 | 706 | def test_script_defaults(): |
|
706 | 707 | ip = get_ipython() |
|
707 | 708 | for cmd in ['sh', 'bash', 'perl', 'ruby']: |
|
708 | 709 | try: |
|
709 | 710 | find_cmd(cmd) |
|
710 | 711 | except Exception: |
|
711 | 712 | pass |
|
712 | 713 | else: |
|
713 | 714 | nt.assert_in(cmd, ip.magics_manager.magics['cell']) |
|
714 | 715 | |
|
715 | 716 | |
|
716 | 717 | @magics_class |
|
717 | 718 | class FooFoo(Magics): |
|
718 | 719 | """class with both %foo and %%foo magics""" |
|
719 | 720 | @line_magic('foo') |
|
720 | 721 | def line_foo(self, line): |
|
721 | 722 | "I am line foo" |
|
722 | 723 | pass |
|
723 | 724 | |
|
724 | 725 | @cell_magic("foo") |
|
725 | 726 | def cell_foo(self, line, cell): |
|
726 | 727 | "I am cell foo, not line foo" |
|
727 | 728 | pass |
|
728 | 729 | |
|
729 | 730 | def test_line_cell_info(): |
|
730 | 731 | """%%foo and %foo magics are distinguishable to inspect""" |
|
731 | 732 | ip = get_ipython() |
|
732 | 733 | ip.magics_manager.register(FooFoo) |
|
733 | 734 | oinfo = ip.object_inspect('foo') |
|
734 | 735 | nt.assert_true(oinfo['found']) |
|
735 | 736 | nt.assert_true(oinfo['ismagic']) |
|
736 | 737 | |
|
737 | 738 | oinfo = ip.object_inspect('%%foo') |
|
738 | 739 | nt.assert_true(oinfo['found']) |
|
739 | 740 | nt.assert_true(oinfo['ismagic']) |
|
740 | 741 | nt.assert_equals(oinfo['docstring'], FooFoo.cell_foo.__doc__) |
|
741 | 742 | |
|
742 | 743 | oinfo = ip.object_inspect('%foo') |
|
743 | 744 | nt.assert_true(oinfo['found']) |
|
744 | 745 | nt.assert_true(oinfo['ismagic']) |
|
745 | 746 | nt.assert_equals(oinfo['docstring'], FooFoo.line_foo.__doc__) |
|
746 | 747 | |
|
747 | 748 | def test_multiple_magics(): |
|
748 | 749 | ip = get_ipython() |
|
749 | 750 | foo1 = FooFoo(ip) |
|
750 | 751 | foo2 = FooFoo(ip) |
|
751 | 752 | mm = ip.magics_manager |
|
752 | 753 | mm.register(foo1) |
|
753 | 754 | nt.assert_true(mm.magics['line']['foo'].im_self is foo1) |
|
754 | 755 | mm.register(foo2) |
|
755 | 756 | nt.assert_true(mm.magics['line']['foo'].im_self is foo2) |
|
756 | 757 | |
|
757 | 758 | def test_alias_magic(): |
|
758 | 759 | """Test %alias_magic.""" |
|
759 | 760 | ip = get_ipython() |
|
760 | 761 | mm = ip.magics_manager |
|
761 | 762 | |
|
762 | 763 | # Basic operation: both cell and line magics are created, if possible. |
|
763 | 764 | ip.run_line_magic('alias_magic', 'timeit_alias timeit') |
|
764 | 765 | nt.assert_true('timeit_alias' in mm.magics['line']) |
|
765 | 766 | nt.assert_true('timeit_alias' in mm.magics['cell']) |
|
766 | 767 | |
|
767 | 768 | # --cell is specified, line magic not created. |
|
768 | 769 | ip.run_line_magic('alias_magic', '--cell timeit_cell_alias timeit') |
|
769 | 770 | nt.assert_false('timeit_cell_alias' in mm.magics['line']) |
|
770 | 771 | nt.assert_true('timeit_cell_alias' in mm.magics['cell']) |
|
771 | 772 | |
|
772 | 773 | # Test that line alias is created successfully. |
|
773 | 774 | ip.run_line_magic('alias_magic', '--line env_alias env') |
|
774 | 775 | nt.assert_equal(ip.run_line_magic('env', ''), |
|
775 | 776 | ip.run_line_magic('env_alias', '')) |
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