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@@ -1,904 +1,899 b'' | |||||
1 | # -*- coding: utf-8 -*- |
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1 | # -*- coding: utf-8 -*- | |
2 | """Tests for the key interactiveshell module. |
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2 | """Tests for the key interactiveshell module. | |
3 |
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3 | |||
4 | Historically the main classes in interactiveshell have been under-tested. This |
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4 | Historically the main classes in interactiveshell have been under-tested. This | |
5 | module should grow as many single-method tests as possible to trap many of the |
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5 | module should grow as many single-method tests as possible to trap many of the | |
6 | recurring bugs we seem to encounter with high-level interaction. |
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6 | recurring bugs we seem to encounter with high-level interaction. | |
7 | """ |
|
7 | """ | |
8 |
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8 | |||
9 | # Copyright (c) IPython Development Team. |
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9 | # Copyright (c) IPython Development Team. | |
10 | # Distributed under the terms of the Modified BSD License. |
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10 | # Distributed under the terms of the Modified BSD License. | |
11 |
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11 | |||
12 | import ast |
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12 | import ast | |
13 | import os |
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13 | import os | |
14 | import signal |
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14 | import signal | |
15 | import shutil |
|
15 | import shutil | |
16 | import sys |
|
16 | import sys | |
17 | import tempfile |
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17 | import tempfile | |
18 | import unittest |
|
18 | import unittest | |
19 | from unittest import mock |
|
19 | from unittest import mock | |
|
20 | from io import StringIO | |||
20 |
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21 | |||
21 | from os.path import join |
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22 | from os.path import join | |
22 |
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23 | |||
23 | import nose.tools as nt |
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24 | import nose.tools as nt | |
24 |
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25 | |||
25 | from IPython.core.error import InputRejected |
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26 | from IPython.core.error import InputRejected | |
26 | from IPython.core.inputtransformer import InputTransformer |
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27 | from IPython.core.inputtransformer import InputTransformer | |
27 | from IPython.testing.decorators import ( |
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28 | from IPython.testing.decorators import ( | |
28 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, |
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29 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, | |
29 | ) |
|
30 | ) | |
30 | from IPython.testing import tools as tt |
|
31 | from IPython.testing import tools as tt | |
31 | from IPython.utils.process import find_cmd |
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32 | from IPython.utils.process import find_cmd | |
32 | from IPython.utils import py3compat |
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33 | from IPython.utils import py3compat | |
33 | from IPython.utils.py3compat import PY3 |
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34 |
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||||
35 | if PY3: |
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|||
36 | from io import StringIO |
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|||
37 | else: |
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|||
38 | from StringIO import StringIO |
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39 |
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34 | |||
40 | #----------------------------------------------------------------------------- |
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35 | #----------------------------------------------------------------------------- | |
41 | # Globals |
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36 | # Globals | |
42 | #----------------------------------------------------------------------------- |
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37 | #----------------------------------------------------------------------------- | |
43 | # This is used by every single test, no point repeating it ad nauseam |
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38 | # This is used by every single test, no point repeating it ad nauseam | |
44 | ip = get_ipython() |
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39 | ip = get_ipython() | |
45 |
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40 | |||
46 | #----------------------------------------------------------------------------- |
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41 | #----------------------------------------------------------------------------- | |
47 | # Tests |
|
42 | # Tests | |
48 | #----------------------------------------------------------------------------- |
|
43 | #----------------------------------------------------------------------------- | |
49 |
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44 | |||
50 | class DerivedInterrupt(KeyboardInterrupt): |
|
45 | class DerivedInterrupt(KeyboardInterrupt): | |
51 | pass |
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46 | pass | |
52 |
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47 | |||
53 | class InteractiveShellTestCase(unittest.TestCase): |
|
48 | class InteractiveShellTestCase(unittest.TestCase): | |
54 | def test_naked_string_cells(self): |
|
49 | def test_naked_string_cells(self): | |
55 | """Test that cells with only naked strings are fully executed""" |
|
50 | """Test that cells with only naked strings are fully executed""" | |
56 | # First, single-line inputs |
|
51 | # First, single-line inputs | |
57 | ip.run_cell('"a"\n') |
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52 | ip.run_cell('"a"\n') | |
58 | self.assertEqual(ip.user_ns['_'], 'a') |
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53 | self.assertEqual(ip.user_ns['_'], 'a') | |
59 | # And also multi-line cells |
|
54 | # And also multi-line cells | |
60 | ip.run_cell('"""a\nb"""\n') |
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55 | ip.run_cell('"""a\nb"""\n') | |
61 | self.assertEqual(ip.user_ns['_'], 'a\nb') |
|
56 | self.assertEqual(ip.user_ns['_'], 'a\nb') | |
62 |
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57 | |||
63 | def test_run_empty_cell(self): |
|
58 | def test_run_empty_cell(self): | |
64 | """Just make sure we don't get a horrible error with a blank |
|
59 | """Just make sure we don't get a horrible error with a blank | |
65 | cell of input. Yes, I did overlook that.""" |
|
60 | cell of input. Yes, I did overlook that.""" | |
66 | old_xc = ip.execution_count |
|
61 | old_xc = ip.execution_count | |
67 | res = ip.run_cell('') |
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62 | res = ip.run_cell('') | |
68 | self.assertEqual(ip.execution_count, old_xc) |
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63 | self.assertEqual(ip.execution_count, old_xc) | |
69 | self.assertEqual(res.execution_count, None) |
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64 | self.assertEqual(res.execution_count, None) | |
70 |
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65 | |||
71 | def test_run_cell_multiline(self): |
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66 | def test_run_cell_multiline(self): | |
72 | """Multi-block, multi-line cells must execute correctly. |
|
67 | """Multi-block, multi-line cells must execute correctly. | |
73 | """ |
|
68 | """ | |
74 | src = '\n'.join(["x=1", |
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69 | src = '\n'.join(["x=1", | |
75 | "y=2", |
|
70 | "y=2", | |
76 | "if 1:", |
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71 | "if 1:", | |
77 | " x += 1", |
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72 | " x += 1", | |
78 | " y += 1",]) |
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73 | " y += 1",]) | |
79 | res = ip.run_cell(src) |
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74 | res = ip.run_cell(src) | |
80 | self.assertEqual(ip.user_ns['x'], 2) |
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75 | self.assertEqual(ip.user_ns['x'], 2) | |
81 | self.assertEqual(ip.user_ns['y'], 3) |
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76 | self.assertEqual(ip.user_ns['y'], 3) | |
82 | self.assertEqual(res.success, True) |
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77 | self.assertEqual(res.success, True) | |
83 | self.assertEqual(res.result, None) |
|
78 | self.assertEqual(res.result, None) | |
84 |
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79 | |||
85 | def test_multiline_string_cells(self): |
|
80 | def test_multiline_string_cells(self): | |
86 | "Code sprinkled with multiline strings should execute (GH-306)" |
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81 | "Code sprinkled with multiline strings should execute (GH-306)" | |
87 | ip.run_cell('tmp=0') |
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82 | ip.run_cell('tmp=0') | |
88 | self.assertEqual(ip.user_ns['tmp'], 0) |
|
83 | self.assertEqual(ip.user_ns['tmp'], 0) | |
89 | res = ip.run_cell('tmp=1;"""a\nb"""\n') |
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84 | res = ip.run_cell('tmp=1;"""a\nb"""\n') | |
90 | self.assertEqual(ip.user_ns['tmp'], 1) |
|
85 | self.assertEqual(ip.user_ns['tmp'], 1) | |
91 | self.assertEqual(res.success, True) |
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86 | self.assertEqual(res.success, True) | |
92 | self.assertEqual(res.result, "a\nb") |
|
87 | self.assertEqual(res.result, "a\nb") | |
93 |
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88 | |||
94 | def test_dont_cache_with_semicolon(self): |
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89 | def test_dont_cache_with_semicolon(self): | |
95 | "Ending a line with semicolon should not cache the returned object (GH-307)" |
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90 | "Ending a line with semicolon should not cache the returned object (GH-307)" | |
96 | oldlen = len(ip.user_ns['Out']) |
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91 | oldlen = len(ip.user_ns['Out']) | |
97 | for cell in ['1;', '1;1;']: |
|
92 | for cell in ['1;', '1;1;']: | |
98 | res = ip.run_cell(cell, store_history=True) |
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93 | res = ip.run_cell(cell, store_history=True) | |
99 | newlen = len(ip.user_ns['Out']) |
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94 | newlen = len(ip.user_ns['Out']) | |
100 | self.assertEqual(oldlen, newlen) |
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95 | self.assertEqual(oldlen, newlen) | |
101 | self.assertIsNone(res.result) |
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96 | self.assertIsNone(res.result) | |
102 | i = 0 |
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97 | i = 0 | |
103 | #also test the default caching behavior |
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98 | #also test the default caching behavior | |
104 | for cell in ['1', '1;1']: |
|
99 | for cell in ['1', '1;1']: | |
105 | ip.run_cell(cell, store_history=True) |
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100 | ip.run_cell(cell, store_history=True) | |
106 | newlen = len(ip.user_ns['Out']) |
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101 | newlen = len(ip.user_ns['Out']) | |
107 | i += 1 |
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102 | i += 1 | |
108 | self.assertEqual(oldlen+i, newlen) |
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103 | self.assertEqual(oldlen+i, newlen) | |
109 |
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104 | |||
110 | def test_syntax_error(self): |
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105 | def test_syntax_error(self): | |
111 | res = ip.run_cell("raise = 3") |
|
106 | res = ip.run_cell("raise = 3") | |
112 | self.assertIsInstance(res.error_before_exec, SyntaxError) |
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107 | self.assertIsInstance(res.error_before_exec, SyntaxError) | |
113 |
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108 | |||
114 | def test_In_variable(self): |
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109 | def test_In_variable(self): | |
115 | "Verify that In variable grows with user input (GH-284)" |
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110 | "Verify that In variable grows with user input (GH-284)" | |
116 | oldlen = len(ip.user_ns['In']) |
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111 | oldlen = len(ip.user_ns['In']) | |
117 | ip.run_cell('1;', store_history=True) |
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112 | ip.run_cell('1;', store_history=True) | |
118 | newlen = len(ip.user_ns['In']) |
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113 | newlen = len(ip.user_ns['In']) | |
119 | self.assertEqual(oldlen+1, newlen) |
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114 | self.assertEqual(oldlen+1, newlen) | |
120 | self.assertEqual(ip.user_ns['In'][-1],'1;') |
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115 | self.assertEqual(ip.user_ns['In'][-1],'1;') | |
121 |
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116 | |||
122 | def test_magic_names_in_string(self): |
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117 | def test_magic_names_in_string(self): | |
123 | ip.run_cell('a = """\n%exit\n"""') |
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118 | ip.run_cell('a = """\n%exit\n"""') | |
124 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') |
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119 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') | |
125 |
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120 | |||
126 | def test_trailing_newline(self): |
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121 | def test_trailing_newline(self): | |
127 | """test that running !(command) does not raise a SyntaxError""" |
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122 | """test that running !(command) does not raise a SyntaxError""" | |
128 | ip.run_cell('!(true)\n', False) |
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123 | ip.run_cell('!(true)\n', False) | |
129 | ip.run_cell('!(true)\n\n\n', False) |
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124 | ip.run_cell('!(true)\n\n\n', False) | |
130 |
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125 | |||
131 | def test_gh_597(self): |
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126 | def test_gh_597(self): | |
132 | """Pretty-printing lists of objects with non-ascii reprs may cause |
|
127 | """Pretty-printing lists of objects with non-ascii reprs may cause | |
133 | problems.""" |
|
128 | problems.""" | |
134 | class Spam(object): |
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129 | class Spam(object): | |
135 | def __repr__(self): |
|
130 | def __repr__(self): | |
136 | return "\xe9"*50 |
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131 | return "\xe9"*50 | |
137 | import IPython.core.formatters |
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132 | import IPython.core.formatters | |
138 | f = IPython.core.formatters.PlainTextFormatter() |
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133 | f = IPython.core.formatters.PlainTextFormatter() | |
139 | f([Spam(),Spam()]) |
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134 | f([Spam(),Spam()]) | |
140 |
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135 | |||
141 |
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136 | |||
142 | def test_future_flags(self): |
|
137 | def test_future_flags(self): | |
143 | """Check that future flags are used for parsing code (gh-777)""" |
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138 | """Check that future flags are used for parsing code (gh-777)""" | |
144 | ip.run_cell('from __future__ import barry_as_FLUFL') |
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139 | ip.run_cell('from __future__ import barry_as_FLUFL') | |
145 | try: |
|
140 | try: | |
146 | ip.run_cell('prfunc_return_val = 1 <> 2') |
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141 | ip.run_cell('prfunc_return_val = 1 <> 2') | |
147 | assert 'prfunc_return_val' in ip.user_ns |
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142 | assert 'prfunc_return_val' in ip.user_ns | |
148 | finally: |
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143 | finally: | |
149 | # Reset compiler flags so we don't mess up other tests. |
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144 | # Reset compiler flags so we don't mess up other tests. | |
150 | ip.compile.reset_compiler_flags() |
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145 | ip.compile.reset_compiler_flags() | |
151 |
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146 | |||
152 | def test_can_pickle(self): |
|
147 | def test_can_pickle(self): | |
153 | "Can we pickle objects defined interactively (GH-29)" |
|
148 | "Can we pickle objects defined interactively (GH-29)" | |
154 | ip = get_ipython() |
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149 | ip = get_ipython() | |
155 | ip.reset() |
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150 | ip.reset() | |
156 | ip.run_cell(("class Mylist(list):\n" |
|
151 | ip.run_cell(("class Mylist(list):\n" | |
157 | " def __init__(self,x=[]):\n" |
|
152 | " def __init__(self,x=[]):\n" | |
158 | " list.__init__(self,x)")) |
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153 | " list.__init__(self,x)")) | |
159 | ip.run_cell("w=Mylist([1,2,3])") |
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154 | ip.run_cell("w=Mylist([1,2,3])") | |
160 |
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155 | |||
161 | from pickle import dumps |
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156 | from pickle import dumps | |
162 |
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157 | |||
163 | # We need to swap in our main module - this is only necessary |
|
158 | # We need to swap in our main module - this is only necessary | |
164 | # inside the test framework, because IPython puts the interactive module |
|
159 | # inside the test framework, because IPython puts the interactive module | |
165 | # in place (but the test framework undoes this). |
|
160 | # in place (but the test framework undoes this). | |
166 | _main = sys.modules['__main__'] |
|
161 | _main = sys.modules['__main__'] | |
167 | sys.modules['__main__'] = ip.user_module |
|
162 | sys.modules['__main__'] = ip.user_module | |
168 | try: |
|
163 | try: | |
169 | res = dumps(ip.user_ns["w"]) |
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164 | res = dumps(ip.user_ns["w"]) | |
170 | finally: |
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165 | finally: | |
171 | sys.modules['__main__'] = _main |
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166 | sys.modules['__main__'] = _main | |
172 | self.assertTrue(isinstance(res, bytes)) |
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167 | self.assertTrue(isinstance(res, bytes)) | |
173 |
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168 | |||
174 | def test_global_ns(self): |
|
169 | def test_global_ns(self): | |
175 | "Code in functions must be able to access variables outside them." |
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170 | "Code in functions must be able to access variables outside them." | |
176 | ip = get_ipython() |
|
171 | ip = get_ipython() | |
177 | ip.run_cell("a = 10") |
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172 | ip.run_cell("a = 10") | |
178 | ip.run_cell(("def f(x):\n" |
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173 | ip.run_cell(("def f(x):\n" | |
179 | " return x + a")) |
|
174 | " return x + a")) | |
180 | ip.run_cell("b = f(12)") |
|
175 | ip.run_cell("b = f(12)") | |
181 | self.assertEqual(ip.user_ns["b"], 22) |
|
176 | self.assertEqual(ip.user_ns["b"], 22) | |
182 |
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177 | |||
183 | def test_bad_custom_tb(self): |
|
178 | def test_bad_custom_tb(self): | |
184 | """Check that InteractiveShell is protected from bad custom exception handlers""" |
|
179 | """Check that InteractiveShell is protected from bad custom exception handlers""" | |
185 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) |
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180 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) | |
186 | self.assertEqual(ip.custom_exceptions, (IOError,)) |
|
181 | self.assertEqual(ip.custom_exceptions, (IOError,)) | |
187 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
182 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
188 | ip.run_cell(u'raise IOError("foo")') |
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183 | ip.run_cell(u'raise IOError("foo")') | |
189 | self.assertEqual(ip.custom_exceptions, ()) |
|
184 | self.assertEqual(ip.custom_exceptions, ()) | |
190 |
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185 | |||
191 | def test_bad_custom_tb_return(self): |
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186 | def test_bad_custom_tb_return(self): | |
192 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" |
|
187 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" | |
193 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) |
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188 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) | |
194 | self.assertEqual(ip.custom_exceptions, (NameError,)) |
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189 | self.assertEqual(ip.custom_exceptions, (NameError,)) | |
195 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
190 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
196 | ip.run_cell(u'a=abracadabra') |
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191 | ip.run_cell(u'a=abracadabra') | |
197 | self.assertEqual(ip.custom_exceptions, ()) |
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192 | self.assertEqual(ip.custom_exceptions, ()) | |
198 |
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193 | |||
199 | def test_drop_by_id(self): |
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194 | def test_drop_by_id(self): | |
200 | myvars = {"a":object(), "b":object(), "c": object()} |
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195 | myvars = {"a":object(), "b":object(), "c": object()} | |
201 | ip.push(myvars, interactive=False) |
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196 | ip.push(myvars, interactive=False) | |
202 | for name in myvars: |
|
197 | for name in myvars: | |
203 | assert name in ip.user_ns, name |
|
198 | assert name in ip.user_ns, name | |
204 | assert name in ip.user_ns_hidden, name |
|
199 | assert name in ip.user_ns_hidden, name | |
205 | ip.user_ns['b'] = 12 |
|
200 | ip.user_ns['b'] = 12 | |
206 | ip.drop_by_id(myvars) |
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201 | ip.drop_by_id(myvars) | |
207 | for name in ["a", "c"]: |
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202 | for name in ["a", "c"]: | |
208 | assert name not in ip.user_ns, name |
|
203 | assert name not in ip.user_ns, name | |
209 | assert name not in ip.user_ns_hidden, name |
|
204 | assert name not in ip.user_ns_hidden, name | |
210 | assert ip.user_ns['b'] == 12 |
|
205 | assert ip.user_ns['b'] == 12 | |
211 | ip.reset() |
|
206 | ip.reset() | |
212 |
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207 | |||
213 | def test_var_expand(self): |
|
208 | def test_var_expand(self): | |
214 | ip.user_ns['f'] = u'Ca\xf1o' |
|
209 | ip.user_ns['f'] = u'Ca\xf1o' | |
215 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') |
|
210 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') | |
216 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') |
|
211 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') | |
217 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') |
|
212 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') | |
218 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') |
|
213 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') | |
219 |
|
214 | |||
220 | ip.user_ns['f'] = b'Ca\xc3\xb1o' |
|
215 | ip.user_ns['f'] = b'Ca\xc3\xb1o' | |
221 | # This should not raise any exception: |
|
216 | # This should not raise any exception: | |
222 | ip.var_expand(u'echo $f') |
|
217 | ip.var_expand(u'echo $f') | |
223 |
|
218 | |||
224 | def test_var_expand_local(self): |
|
219 | def test_var_expand_local(self): | |
225 | """Test local variable expansion in !system and %magic calls""" |
|
220 | """Test local variable expansion in !system and %magic calls""" | |
226 | # !system |
|
221 | # !system | |
227 | ip.run_cell('def test():\n' |
|
222 | ip.run_cell('def test():\n' | |
228 | ' lvar = "ttt"\n' |
|
223 | ' lvar = "ttt"\n' | |
229 | ' ret = !echo {lvar}\n' |
|
224 | ' ret = !echo {lvar}\n' | |
230 | ' return ret[0]\n') |
|
225 | ' return ret[0]\n') | |
231 | res = ip.user_ns['test']() |
|
226 | res = ip.user_ns['test']() | |
232 | nt.assert_in('ttt', res) |
|
227 | nt.assert_in('ttt', res) | |
233 |
|
228 | |||
234 | # %magic |
|
229 | # %magic | |
235 | ip.run_cell('def makemacro():\n' |
|
230 | ip.run_cell('def makemacro():\n' | |
236 | ' macroname = "macro_var_expand_locals"\n' |
|
231 | ' macroname = "macro_var_expand_locals"\n' | |
237 | ' %macro {macroname} codestr\n') |
|
232 | ' %macro {macroname} codestr\n') | |
238 | ip.user_ns['codestr'] = "str(12)" |
|
233 | ip.user_ns['codestr'] = "str(12)" | |
239 | ip.run_cell('makemacro()') |
|
234 | ip.run_cell('makemacro()') | |
240 | nt.assert_in('macro_var_expand_locals', ip.user_ns) |
|
235 | nt.assert_in('macro_var_expand_locals', ip.user_ns) | |
241 |
|
236 | |||
242 | def test_var_expand_self(self): |
|
237 | def test_var_expand_self(self): | |
243 | """Test variable expansion with the name 'self', which was failing. |
|
238 | """Test variable expansion with the name 'self', which was failing. | |
244 |
|
239 | |||
245 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 |
|
240 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 | |
246 | """ |
|
241 | """ | |
247 | ip.run_cell('class cTest:\n' |
|
242 | ip.run_cell('class cTest:\n' | |
248 | ' classvar="see me"\n' |
|
243 | ' classvar="see me"\n' | |
249 | ' def test(self):\n' |
|
244 | ' def test(self):\n' | |
250 | ' res = !echo Variable: {self.classvar}\n' |
|
245 | ' res = !echo Variable: {self.classvar}\n' | |
251 | ' return res[0]\n') |
|
246 | ' return res[0]\n') | |
252 | nt.assert_in('see me', ip.user_ns['cTest']().test()) |
|
247 | nt.assert_in('see me', ip.user_ns['cTest']().test()) | |
253 |
|
248 | |||
254 | def test_bad_var_expand(self): |
|
249 | def test_bad_var_expand(self): | |
255 | """var_expand on invalid formats shouldn't raise""" |
|
250 | """var_expand on invalid formats shouldn't raise""" | |
256 | # SyntaxError |
|
251 | # SyntaxError | |
257 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") |
|
252 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") | |
258 | # NameError |
|
253 | # NameError | |
259 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") |
|
254 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") | |
260 | # ZeroDivisionError |
|
255 | # ZeroDivisionError | |
261 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") |
|
256 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") | |
262 |
|
257 | |||
263 | def test_silent_postexec(self): |
|
258 | def test_silent_postexec(self): | |
264 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" |
|
259 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" | |
265 | pre_explicit = mock.Mock() |
|
260 | pre_explicit = mock.Mock() | |
266 | pre_always = mock.Mock() |
|
261 | pre_always = mock.Mock() | |
267 | post_explicit = mock.Mock() |
|
262 | post_explicit = mock.Mock() | |
268 | post_always = mock.Mock() |
|
263 | post_always = mock.Mock() | |
269 |
|
264 | |||
270 | ip.events.register('pre_run_cell', pre_explicit) |
|
265 | ip.events.register('pre_run_cell', pre_explicit) | |
271 | ip.events.register('pre_execute', pre_always) |
|
266 | ip.events.register('pre_execute', pre_always) | |
272 | ip.events.register('post_run_cell', post_explicit) |
|
267 | ip.events.register('post_run_cell', post_explicit) | |
273 | ip.events.register('post_execute', post_always) |
|
268 | ip.events.register('post_execute', post_always) | |
274 |
|
269 | |||
275 | try: |
|
270 | try: | |
276 | ip.run_cell("1", silent=True) |
|
271 | ip.run_cell("1", silent=True) | |
277 | assert pre_always.called |
|
272 | assert pre_always.called | |
278 | assert not pre_explicit.called |
|
273 | assert not pre_explicit.called | |
279 | assert post_always.called |
|
274 | assert post_always.called | |
280 | assert not post_explicit.called |
|
275 | assert not post_explicit.called | |
281 | # double-check that non-silent exec did what we expected |
|
276 | # double-check that non-silent exec did what we expected | |
282 | # silent to avoid |
|
277 | # silent to avoid | |
283 | ip.run_cell("1") |
|
278 | ip.run_cell("1") | |
284 | assert pre_explicit.called |
|
279 | assert pre_explicit.called | |
285 | assert post_explicit.called |
|
280 | assert post_explicit.called | |
286 | finally: |
|
281 | finally: | |
287 | # remove post-exec |
|
282 | # remove post-exec | |
288 | ip.events.unregister('pre_run_cell', pre_explicit) |
|
283 | ip.events.unregister('pre_run_cell', pre_explicit) | |
289 | ip.events.unregister('pre_execute', pre_always) |
|
284 | ip.events.unregister('pre_execute', pre_always) | |
290 | ip.events.unregister('post_run_cell', post_explicit) |
|
285 | ip.events.unregister('post_run_cell', post_explicit) | |
291 | ip.events.unregister('post_execute', post_always) |
|
286 | ip.events.unregister('post_execute', post_always) | |
292 |
|
287 | |||
293 | def test_silent_noadvance(self): |
|
288 | def test_silent_noadvance(self): | |
294 | """run_cell(silent=True) doesn't advance execution_count""" |
|
289 | """run_cell(silent=True) doesn't advance execution_count""" | |
295 | ec = ip.execution_count |
|
290 | ec = ip.execution_count | |
296 | # silent should force store_history=False |
|
291 | # silent should force store_history=False | |
297 | ip.run_cell("1", store_history=True, silent=True) |
|
292 | ip.run_cell("1", store_history=True, silent=True) | |
298 |
|
293 | |||
299 | self.assertEqual(ec, ip.execution_count) |
|
294 | self.assertEqual(ec, ip.execution_count) | |
300 | # double-check that non-silent exec did what we expected |
|
295 | # double-check that non-silent exec did what we expected | |
301 | # silent to avoid |
|
296 | # silent to avoid | |
302 | ip.run_cell("1", store_history=True) |
|
297 | ip.run_cell("1", store_history=True) | |
303 | self.assertEqual(ec+1, ip.execution_count) |
|
298 | self.assertEqual(ec+1, ip.execution_count) | |
304 |
|
299 | |||
305 | def test_silent_nodisplayhook(self): |
|
300 | def test_silent_nodisplayhook(self): | |
306 | """run_cell(silent=True) doesn't trigger displayhook""" |
|
301 | """run_cell(silent=True) doesn't trigger displayhook""" | |
307 | d = dict(called=False) |
|
302 | d = dict(called=False) | |
308 |
|
303 | |||
309 | trap = ip.display_trap |
|
304 | trap = ip.display_trap | |
310 | save_hook = trap.hook |
|
305 | save_hook = trap.hook | |
311 |
|
306 | |||
312 | def failing_hook(*args, **kwargs): |
|
307 | def failing_hook(*args, **kwargs): | |
313 | d['called'] = True |
|
308 | d['called'] = True | |
314 |
|
309 | |||
315 | try: |
|
310 | try: | |
316 | trap.hook = failing_hook |
|
311 | trap.hook = failing_hook | |
317 | res = ip.run_cell("1", silent=True) |
|
312 | res = ip.run_cell("1", silent=True) | |
318 | self.assertFalse(d['called']) |
|
313 | self.assertFalse(d['called']) | |
319 | self.assertIsNone(res.result) |
|
314 | self.assertIsNone(res.result) | |
320 | # double-check that non-silent exec did what we expected |
|
315 | # double-check that non-silent exec did what we expected | |
321 | # silent to avoid |
|
316 | # silent to avoid | |
322 | ip.run_cell("1") |
|
317 | ip.run_cell("1") | |
323 | self.assertTrue(d['called']) |
|
318 | self.assertTrue(d['called']) | |
324 | finally: |
|
319 | finally: | |
325 | trap.hook = save_hook |
|
320 | trap.hook = save_hook | |
326 |
|
321 | |||
327 | def test_ofind_line_magic(self): |
|
322 | def test_ofind_line_magic(self): | |
328 | from IPython.core.magic import register_line_magic |
|
323 | from IPython.core.magic import register_line_magic | |
329 |
|
324 | |||
330 | @register_line_magic |
|
325 | @register_line_magic | |
331 | def lmagic(line): |
|
326 | def lmagic(line): | |
332 | "A line magic" |
|
327 | "A line magic" | |
333 |
|
328 | |||
334 | # Get info on line magic |
|
329 | # Get info on line magic | |
335 | lfind = ip._ofind('lmagic') |
|
330 | lfind = ip._ofind('lmagic') | |
336 | info = dict(found=True, isalias=False, ismagic=True, |
|
331 | info = dict(found=True, isalias=False, ismagic=True, | |
337 | namespace = 'IPython internal', obj= lmagic.__wrapped__, |
|
332 | namespace = 'IPython internal', obj= lmagic.__wrapped__, | |
338 | parent = None) |
|
333 | parent = None) | |
339 | nt.assert_equal(lfind, info) |
|
334 | nt.assert_equal(lfind, info) | |
340 |
|
335 | |||
341 | def test_ofind_cell_magic(self): |
|
336 | def test_ofind_cell_magic(self): | |
342 | from IPython.core.magic import register_cell_magic |
|
337 | from IPython.core.magic import register_cell_magic | |
343 |
|
338 | |||
344 | @register_cell_magic |
|
339 | @register_cell_magic | |
345 | def cmagic(line, cell): |
|
340 | def cmagic(line, cell): | |
346 | "A cell magic" |
|
341 | "A cell magic" | |
347 |
|
342 | |||
348 | # Get info on cell magic |
|
343 | # Get info on cell magic | |
349 | find = ip._ofind('cmagic') |
|
344 | find = ip._ofind('cmagic') | |
350 | info = dict(found=True, isalias=False, ismagic=True, |
|
345 | info = dict(found=True, isalias=False, ismagic=True, | |
351 | namespace = 'IPython internal', obj= cmagic.__wrapped__, |
|
346 | namespace = 'IPython internal', obj= cmagic.__wrapped__, | |
352 | parent = None) |
|
347 | parent = None) | |
353 | nt.assert_equal(find, info) |
|
348 | nt.assert_equal(find, info) | |
354 |
|
349 | |||
355 | def test_ofind_property_with_error(self): |
|
350 | def test_ofind_property_with_error(self): | |
356 | class A(object): |
|
351 | class A(object): | |
357 | @property |
|
352 | @property | |
358 | def foo(self): |
|
353 | def foo(self): | |
359 | raise NotImplementedError() |
|
354 | raise NotImplementedError() | |
360 | a = A() |
|
355 | a = A() | |
361 |
|
356 | |||
362 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
357 | found = ip._ofind('a.foo', [('locals', locals())]) | |
363 | info = dict(found=True, isalias=False, ismagic=False, |
|
358 | info = dict(found=True, isalias=False, ismagic=False, | |
364 | namespace='locals', obj=A.foo, parent=a) |
|
359 | namespace='locals', obj=A.foo, parent=a) | |
365 | nt.assert_equal(found, info) |
|
360 | nt.assert_equal(found, info) | |
366 |
|
361 | |||
367 | def test_ofind_multiple_attribute_lookups(self): |
|
362 | def test_ofind_multiple_attribute_lookups(self): | |
368 | class A(object): |
|
363 | class A(object): | |
369 | @property |
|
364 | @property | |
370 | def foo(self): |
|
365 | def foo(self): | |
371 | raise NotImplementedError() |
|
366 | raise NotImplementedError() | |
372 |
|
367 | |||
373 | a = A() |
|
368 | a = A() | |
374 | a.a = A() |
|
369 | a.a = A() | |
375 | a.a.a = A() |
|
370 | a.a.a = A() | |
376 |
|
371 | |||
377 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) |
|
372 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) | |
378 | info = dict(found=True, isalias=False, ismagic=False, |
|
373 | info = dict(found=True, isalias=False, ismagic=False, | |
379 | namespace='locals', obj=A.foo, parent=a.a.a) |
|
374 | namespace='locals', obj=A.foo, parent=a.a.a) | |
380 | nt.assert_equal(found, info) |
|
375 | nt.assert_equal(found, info) | |
381 |
|
376 | |||
382 | def test_ofind_slotted_attributes(self): |
|
377 | def test_ofind_slotted_attributes(self): | |
383 | class A(object): |
|
378 | class A(object): | |
384 | __slots__ = ['foo'] |
|
379 | __slots__ = ['foo'] | |
385 | def __init__(self): |
|
380 | def __init__(self): | |
386 | self.foo = 'bar' |
|
381 | self.foo = 'bar' | |
387 |
|
382 | |||
388 | a = A() |
|
383 | a = A() | |
389 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
384 | found = ip._ofind('a.foo', [('locals', locals())]) | |
390 | info = dict(found=True, isalias=False, ismagic=False, |
|
385 | info = dict(found=True, isalias=False, ismagic=False, | |
391 | namespace='locals', obj=a.foo, parent=a) |
|
386 | namespace='locals', obj=a.foo, parent=a) | |
392 | nt.assert_equal(found, info) |
|
387 | nt.assert_equal(found, info) | |
393 |
|
388 | |||
394 | found = ip._ofind('a.bar', [('locals', locals())]) |
|
389 | found = ip._ofind('a.bar', [('locals', locals())]) | |
395 | info = dict(found=False, isalias=False, ismagic=False, |
|
390 | info = dict(found=False, isalias=False, ismagic=False, | |
396 | namespace=None, obj=None, parent=a) |
|
391 | namespace=None, obj=None, parent=a) | |
397 | nt.assert_equal(found, info) |
|
392 | nt.assert_equal(found, info) | |
398 |
|
393 | |||
399 | def test_ofind_prefers_property_to_instance_level_attribute(self): |
|
394 | def test_ofind_prefers_property_to_instance_level_attribute(self): | |
400 | class A(object): |
|
395 | class A(object): | |
401 | @property |
|
396 | @property | |
402 | def foo(self): |
|
397 | def foo(self): | |
403 | return 'bar' |
|
398 | return 'bar' | |
404 | a = A() |
|
399 | a = A() | |
405 | a.__dict__['foo'] = 'baz' |
|
400 | a.__dict__['foo'] = 'baz' | |
406 | nt.assert_equal(a.foo, 'bar') |
|
401 | nt.assert_equal(a.foo, 'bar') | |
407 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
402 | found = ip._ofind('a.foo', [('locals', locals())]) | |
408 | nt.assert_is(found['obj'], A.foo) |
|
403 | nt.assert_is(found['obj'], A.foo) | |
409 |
|
404 | |||
410 | def test_custom_syntaxerror_exception(self): |
|
405 | def test_custom_syntaxerror_exception(self): | |
411 | called = [] |
|
406 | called = [] | |
412 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
407 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
413 | called.append(etype) |
|
408 | called.append(etype) | |
414 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
409 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
415 |
|
410 | |||
416 | ip.set_custom_exc((SyntaxError,), my_handler) |
|
411 | ip.set_custom_exc((SyntaxError,), my_handler) | |
417 | try: |
|
412 | try: | |
418 | ip.run_cell("1f") |
|
413 | ip.run_cell("1f") | |
419 | # Check that this was called, and only once. |
|
414 | # Check that this was called, and only once. | |
420 | self.assertEqual(called, [SyntaxError]) |
|
415 | self.assertEqual(called, [SyntaxError]) | |
421 | finally: |
|
416 | finally: | |
422 | # Reset the custom exception hook |
|
417 | # Reset the custom exception hook | |
423 | ip.set_custom_exc((), None) |
|
418 | ip.set_custom_exc((), None) | |
424 |
|
419 | |||
425 | def test_custom_exception(self): |
|
420 | def test_custom_exception(self): | |
426 | called = [] |
|
421 | called = [] | |
427 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
422 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
428 | called.append(etype) |
|
423 | called.append(etype) | |
429 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
424 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
430 |
|
425 | |||
431 | ip.set_custom_exc((ValueError,), my_handler) |
|
426 | ip.set_custom_exc((ValueError,), my_handler) | |
432 | try: |
|
427 | try: | |
433 | res = ip.run_cell("raise ValueError('test')") |
|
428 | res = ip.run_cell("raise ValueError('test')") | |
434 | # Check that this was called, and only once. |
|
429 | # Check that this was called, and only once. | |
435 | self.assertEqual(called, [ValueError]) |
|
430 | self.assertEqual(called, [ValueError]) | |
436 | # Check that the error is on the result object |
|
431 | # Check that the error is on the result object | |
437 | self.assertIsInstance(res.error_in_exec, ValueError) |
|
432 | self.assertIsInstance(res.error_in_exec, ValueError) | |
438 | finally: |
|
433 | finally: | |
439 | # Reset the custom exception hook |
|
434 | # Reset the custom exception hook | |
440 | ip.set_custom_exc((), None) |
|
435 | ip.set_custom_exc((), None) | |
441 |
|
436 | |||
442 | def test_mktempfile(self): |
|
437 | def test_mktempfile(self): | |
443 | filename = ip.mktempfile() |
|
438 | filename = ip.mktempfile() | |
444 | # Check that we can open the file again on Windows |
|
439 | # Check that we can open the file again on Windows | |
445 | with open(filename, 'w') as f: |
|
440 | with open(filename, 'w') as f: | |
446 | f.write('abc') |
|
441 | f.write('abc') | |
447 |
|
442 | |||
448 | filename = ip.mktempfile(data='blah') |
|
443 | filename = ip.mktempfile(data='blah') | |
449 | with open(filename, 'r') as f: |
|
444 | with open(filename, 'r') as f: | |
450 | self.assertEqual(f.read(), 'blah') |
|
445 | self.assertEqual(f.read(), 'blah') | |
451 |
|
446 | |||
452 | def test_new_main_mod(self): |
|
447 | def test_new_main_mod(self): | |
453 | # Smoketest to check that this accepts a unicode module name |
|
448 | # Smoketest to check that this accepts a unicode module name | |
454 | name = u'jiefmw' |
|
449 | name = u'jiefmw' | |
455 | mod = ip.new_main_mod(u'%s.py' % name, name) |
|
450 | mod = ip.new_main_mod(u'%s.py' % name, name) | |
456 | self.assertEqual(mod.__name__, name) |
|
451 | self.assertEqual(mod.__name__, name) | |
457 |
|
452 | |||
458 | def test_get_exception_only(self): |
|
453 | def test_get_exception_only(self): | |
459 | try: |
|
454 | try: | |
460 | raise KeyboardInterrupt |
|
455 | raise KeyboardInterrupt | |
461 | except KeyboardInterrupt: |
|
456 | except KeyboardInterrupt: | |
462 | msg = ip.get_exception_only() |
|
457 | msg = ip.get_exception_only() | |
463 | self.assertEqual(msg, 'KeyboardInterrupt\n') |
|
458 | self.assertEqual(msg, 'KeyboardInterrupt\n') | |
464 |
|
459 | |||
465 | try: |
|
460 | try: | |
466 | raise DerivedInterrupt("foo") |
|
461 | raise DerivedInterrupt("foo") | |
467 | except KeyboardInterrupt: |
|
462 | except KeyboardInterrupt: | |
468 | msg = ip.get_exception_only() |
|
463 | msg = ip.get_exception_only() | |
469 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') |
|
464 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') | |
470 |
|
465 | |||
471 | def test_inspect_text(self): |
|
466 | def test_inspect_text(self): | |
472 | ip.run_cell('a = 5') |
|
467 | ip.run_cell('a = 5') | |
473 | text = ip.object_inspect_text('a') |
|
468 | text = ip.object_inspect_text('a') | |
474 | self.assertIsInstance(text, str) |
|
469 | self.assertIsInstance(text, str) | |
475 |
|
470 | |||
476 |
|
471 | |||
477 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): |
|
472 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): | |
478 |
|
473 | |||
479 | @onlyif_unicode_paths |
|
474 | @onlyif_unicode_paths | |
480 | def setUp(self): |
|
475 | def setUp(self): | |
481 | self.BASETESTDIR = tempfile.mkdtemp() |
|
476 | self.BASETESTDIR = tempfile.mkdtemp() | |
482 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") |
|
477 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") | |
483 | os.mkdir(self.TESTDIR) |
|
478 | os.mkdir(self.TESTDIR) | |
484 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: |
|
479 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: | |
485 | sfile.write("pass\n") |
|
480 | sfile.write("pass\n") | |
486 | self.oldpath = os.getcwd() |
|
481 | self.oldpath = os.getcwd() | |
487 | os.chdir(self.TESTDIR) |
|
482 | os.chdir(self.TESTDIR) | |
488 | self.fname = u"Γ₯Àâtestscript.py" |
|
483 | self.fname = u"Γ₯Àâtestscript.py" | |
489 |
|
484 | |||
490 | def tearDown(self): |
|
485 | def tearDown(self): | |
491 | os.chdir(self.oldpath) |
|
486 | os.chdir(self.oldpath) | |
492 | shutil.rmtree(self.BASETESTDIR) |
|
487 | shutil.rmtree(self.BASETESTDIR) | |
493 |
|
488 | |||
494 | @onlyif_unicode_paths |
|
489 | @onlyif_unicode_paths | |
495 | def test_1(self): |
|
490 | def test_1(self): | |
496 | """Test safe_execfile with non-ascii path |
|
491 | """Test safe_execfile with non-ascii path | |
497 | """ |
|
492 | """ | |
498 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) |
|
493 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) | |
499 |
|
494 | |||
500 | class ExitCodeChecks(tt.TempFileMixin): |
|
495 | class ExitCodeChecks(tt.TempFileMixin): | |
501 | def test_exit_code_ok(self): |
|
496 | def test_exit_code_ok(self): | |
502 | self.system('exit 0') |
|
497 | self.system('exit 0') | |
503 | self.assertEqual(ip.user_ns['_exit_code'], 0) |
|
498 | self.assertEqual(ip.user_ns['_exit_code'], 0) | |
504 |
|
499 | |||
505 | def test_exit_code_error(self): |
|
500 | def test_exit_code_error(self): | |
506 | self.system('exit 1') |
|
501 | self.system('exit 1') | |
507 | self.assertEqual(ip.user_ns['_exit_code'], 1) |
|
502 | self.assertEqual(ip.user_ns['_exit_code'], 1) | |
508 |
|
503 | |||
509 | @skipif(not hasattr(signal, 'SIGALRM')) |
|
504 | @skipif(not hasattr(signal, 'SIGALRM')) | |
510 | def test_exit_code_signal(self): |
|
505 | def test_exit_code_signal(self): | |
511 | self.mktmp("import signal, time\n" |
|
506 | self.mktmp("import signal, time\n" | |
512 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" |
|
507 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" | |
513 | "time.sleep(1)\n") |
|
508 | "time.sleep(1)\n") | |
514 | self.system("%s %s" % (sys.executable, self.fname)) |
|
509 | self.system("%s %s" % (sys.executable, self.fname)) | |
515 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) |
|
510 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) | |
516 |
|
511 | |||
517 | @onlyif_cmds_exist("csh") |
|
512 | @onlyif_cmds_exist("csh") | |
518 | def test_exit_code_signal_csh(self): |
|
513 | def test_exit_code_signal_csh(self): | |
519 | SHELL = os.environ.get('SHELL', None) |
|
514 | SHELL = os.environ.get('SHELL', None) | |
520 | os.environ['SHELL'] = find_cmd("csh") |
|
515 | os.environ['SHELL'] = find_cmd("csh") | |
521 | try: |
|
516 | try: | |
522 | self.test_exit_code_signal() |
|
517 | self.test_exit_code_signal() | |
523 | finally: |
|
518 | finally: | |
524 | if SHELL is not None: |
|
519 | if SHELL is not None: | |
525 | os.environ['SHELL'] = SHELL |
|
520 | os.environ['SHELL'] = SHELL | |
526 | else: |
|
521 | else: | |
527 | del os.environ['SHELL'] |
|
522 | del os.environ['SHELL'] | |
528 |
|
523 | |||
529 | class TestSystemRaw(unittest.TestCase, ExitCodeChecks): |
|
524 | class TestSystemRaw(unittest.TestCase, ExitCodeChecks): | |
530 | system = ip.system_raw |
|
525 | system = ip.system_raw | |
531 |
|
526 | |||
532 | @onlyif_unicode_paths |
|
527 | @onlyif_unicode_paths | |
533 | def test_1(self): |
|
528 | def test_1(self): | |
534 | """Test system_raw with non-ascii cmd |
|
529 | """Test system_raw with non-ascii cmd | |
535 | """ |
|
530 | """ | |
536 | cmd = u'''python -c "'Γ₯Àâ'" ''' |
|
531 | cmd = u'''python -c "'Γ₯Àâ'" ''' | |
537 | ip.system_raw(cmd) |
|
532 | ip.system_raw(cmd) | |
538 |
|
533 | |||
539 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) |
|
534 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) | |
540 | @mock.patch('os.system', side_effect=KeyboardInterrupt) |
|
535 | @mock.patch('os.system', side_effect=KeyboardInterrupt) | |
541 | def test_control_c(self, *mocks): |
|
536 | def test_control_c(self, *mocks): | |
542 | try: |
|
537 | try: | |
543 | self.system("sleep 1 # wont happen") |
|
538 | self.system("sleep 1 # wont happen") | |
544 | except KeyboardInterrupt: |
|
539 | except KeyboardInterrupt: | |
545 | self.fail("system call should intercept " |
|
540 | self.fail("system call should intercept " | |
546 | "keyboard interrupt from subprocess.call") |
|
541 | "keyboard interrupt from subprocess.call") | |
547 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) |
|
542 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) | |
548 |
|
543 | |||
549 | # TODO: Exit codes are currently ignored on Windows. |
|
544 | # TODO: Exit codes are currently ignored on Windows. | |
550 | class TestSystemPipedExitCode(unittest.TestCase, ExitCodeChecks): |
|
545 | class TestSystemPipedExitCode(unittest.TestCase, ExitCodeChecks): | |
551 | system = ip.system_piped |
|
546 | system = ip.system_piped | |
552 |
|
547 | |||
553 | @skip_win32 |
|
548 | @skip_win32 | |
554 | def test_exit_code_ok(self): |
|
549 | def test_exit_code_ok(self): | |
555 | ExitCodeChecks.test_exit_code_ok(self) |
|
550 | ExitCodeChecks.test_exit_code_ok(self) | |
556 |
|
551 | |||
557 | @skip_win32 |
|
552 | @skip_win32 | |
558 | def test_exit_code_error(self): |
|
553 | def test_exit_code_error(self): | |
559 | ExitCodeChecks.test_exit_code_error(self) |
|
554 | ExitCodeChecks.test_exit_code_error(self) | |
560 |
|
555 | |||
561 | @skip_win32 |
|
556 | @skip_win32 | |
562 | def test_exit_code_signal(self): |
|
557 | def test_exit_code_signal(self): | |
563 | ExitCodeChecks.test_exit_code_signal(self) |
|
558 | ExitCodeChecks.test_exit_code_signal(self) | |
564 |
|
559 | |||
565 | class TestModules(unittest.TestCase, tt.TempFileMixin): |
|
560 | class TestModules(unittest.TestCase, tt.TempFileMixin): | |
566 | def test_extraneous_loads(self): |
|
561 | def test_extraneous_loads(self): | |
567 | """Test we're not loading modules on startup that we shouldn't. |
|
562 | """Test we're not loading modules on startup that we shouldn't. | |
568 | """ |
|
563 | """ | |
569 | self.mktmp("import sys\n" |
|
564 | self.mktmp("import sys\n" | |
570 | "print('numpy' in sys.modules)\n" |
|
565 | "print('numpy' in sys.modules)\n" | |
571 | "print('ipyparallel' in sys.modules)\n" |
|
566 | "print('ipyparallel' in sys.modules)\n" | |
572 | "print('ipykernel' in sys.modules)\n" |
|
567 | "print('ipykernel' in sys.modules)\n" | |
573 | ) |
|
568 | ) | |
574 | out = "False\nFalse\nFalse\n" |
|
569 | out = "False\nFalse\nFalse\n" | |
575 | tt.ipexec_validate(self.fname, out) |
|
570 | tt.ipexec_validate(self.fname, out) | |
576 |
|
571 | |||
577 | class Negator(ast.NodeTransformer): |
|
572 | class Negator(ast.NodeTransformer): | |
578 | """Negates all number literals in an AST.""" |
|
573 | """Negates all number literals in an AST.""" | |
579 | def visit_Num(self, node): |
|
574 | def visit_Num(self, node): | |
580 | node.n = -node.n |
|
575 | node.n = -node.n | |
581 | return node |
|
576 | return node | |
582 |
|
577 | |||
583 | class TestAstTransform(unittest.TestCase): |
|
578 | class TestAstTransform(unittest.TestCase): | |
584 | def setUp(self): |
|
579 | def setUp(self): | |
585 | self.negator = Negator() |
|
580 | self.negator = Negator() | |
586 | ip.ast_transformers.append(self.negator) |
|
581 | ip.ast_transformers.append(self.negator) | |
587 |
|
582 | |||
588 | def tearDown(self): |
|
583 | def tearDown(self): | |
589 | ip.ast_transformers.remove(self.negator) |
|
584 | ip.ast_transformers.remove(self.negator) | |
590 |
|
585 | |||
591 | def test_run_cell(self): |
|
586 | def test_run_cell(self): | |
592 | with tt.AssertPrints('-34'): |
|
587 | with tt.AssertPrints('-34'): | |
593 | ip.run_cell('print (12 + 22)') |
|
588 | ip.run_cell('print (12 + 22)') | |
594 |
|
589 | |||
595 | # A named reference to a number shouldn't be transformed. |
|
590 | # A named reference to a number shouldn't be transformed. | |
596 | ip.user_ns['n'] = 55 |
|
591 | ip.user_ns['n'] = 55 | |
597 | with tt.AssertNotPrints('-55'): |
|
592 | with tt.AssertNotPrints('-55'): | |
598 | ip.run_cell('print (n)') |
|
593 | ip.run_cell('print (n)') | |
599 |
|
594 | |||
600 | def test_timeit(self): |
|
595 | def test_timeit(self): | |
601 | called = set() |
|
596 | called = set() | |
602 | def f(x): |
|
597 | def f(x): | |
603 | called.add(x) |
|
598 | called.add(x) | |
604 | ip.push({'f':f}) |
|
599 | ip.push({'f':f}) | |
605 |
|
600 | |||
606 | with tt.AssertPrints("average of "): |
|
601 | with tt.AssertPrints("average of "): | |
607 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
602 | ip.run_line_magic("timeit", "-n1 f(1)") | |
608 | self.assertEqual(called, {-1}) |
|
603 | self.assertEqual(called, {-1}) | |
609 | called.clear() |
|
604 | called.clear() | |
610 |
|
605 | |||
611 | with tt.AssertPrints("average of "): |
|
606 | with tt.AssertPrints("average of "): | |
612 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
607 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
613 | self.assertEqual(called, {-2, -3}) |
|
608 | self.assertEqual(called, {-2, -3}) | |
614 |
|
609 | |||
615 | def test_time(self): |
|
610 | def test_time(self): | |
616 | called = [] |
|
611 | called = [] | |
617 | def f(x): |
|
612 | def f(x): | |
618 | called.append(x) |
|
613 | called.append(x) | |
619 | ip.push({'f':f}) |
|
614 | ip.push({'f':f}) | |
620 |
|
615 | |||
621 | # Test with an expression |
|
616 | # Test with an expression | |
622 | with tt.AssertPrints("Wall time: "): |
|
617 | with tt.AssertPrints("Wall time: "): | |
623 | ip.run_line_magic("time", "f(5+9)") |
|
618 | ip.run_line_magic("time", "f(5+9)") | |
624 | self.assertEqual(called, [-14]) |
|
619 | self.assertEqual(called, [-14]) | |
625 | called[:] = [] |
|
620 | called[:] = [] | |
626 |
|
621 | |||
627 | # Test with a statement (different code path) |
|
622 | # Test with a statement (different code path) | |
628 | with tt.AssertPrints("Wall time: "): |
|
623 | with tt.AssertPrints("Wall time: "): | |
629 | ip.run_line_magic("time", "a = f(-3 + -2)") |
|
624 | ip.run_line_magic("time", "a = f(-3 + -2)") | |
630 | self.assertEqual(called, [5]) |
|
625 | self.assertEqual(called, [5]) | |
631 |
|
626 | |||
632 | def test_macro(self): |
|
627 | def test_macro(self): | |
633 | ip.push({'a':10}) |
|
628 | ip.push({'a':10}) | |
634 | # The AST transformation makes this do a+=-1 |
|
629 | # The AST transformation makes this do a+=-1 | |
635 | ip.define_macro("amacro", "a+=1\nprint(a)") |
|
630 | ip.define_macro("amacro", "a+=1\nprint(a)") | |
636 |
|
631 | |||
637 | with tt.AssertPrints("9"): |
|
632 | with tt.AssertPrints("9"): | |
638 | ip.run_cell("amacro") |
|
633 | ip.run_cell("amacro") | |
639 | with tt.AssertPrints("8"): |
|
634 | with tt.AssertPrints("8"): | |
640 | ip.run_cell("amacro") |
|
635 | ip.run_cell("amacro") | |
641 |
|
636 | |||
642 | class IntegerWrapper(ast.NodeTransformer): |
|
637 | class IntegerWrapper(ast.NodeTransformer): | |
643 | """Wraps all integers in a call to Integer()""" |
|
638 | """Wraps all integers in a call to Integer()""" | |
644 | def visit_Num(self, node): |
|
639 | def visit_Num(self, node): | |
645 | if isinstance(node.n, int): |
|
640 | if isinstance(node.n, int): | |
646 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), |
|
641 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), | |
647 | args=[node], keywords=[]) |
|
642 | args=[node], keywords=[]) | |
648 | return node |
|
643 | return node | |
649 |
|
644 | |||
650 | class TestAstTransform2(unittest.TestCase): |
|
645 | class TestAstTransform2(unittest.TestCase): | |
651 | def setUp(self): |
|
646 | def setUp(self): | |
652 | self.intwrapper = IntegerWrapper() |
|
647 | self.intwrapper = IntegerWrapper() | |
653 | ip.ast_transformers.append(self.intwrapper) |
|
648 | ip.ast_transformers.append(self.intwrapper) | |
654 |
|
649 | |||
655 | self.calls = [] |
|
650 | self.calls = [] | |
656 | def Integer(*args): |
|
651 | def Integer(*args): | |
657 | self.calls.append(args) |
|
652 | self.calls.append(args) | |
658 | return args |
|
653 | return args | |
659 | ip.push({"Integer": Integer}) |
|
654 | ip.push({"Integer": Integer}) | |
660 |
|
655 | |||
661 | def tearDown(self): |
|
656 | def tearDown(self): | |
662 | ip.ast_transformers.remove(self.intwrapper) |
|
657 | ip.ast_transformers.remove(self.intwrapper) | |
663 | del ip.user_ns['Integer'] |
|
658 | del ip.user_ns['Integer'] | |
664 |
|
659 | |||
665 | def test_run_cell(self): |
|
660 | def test_run_cell(self): | |
666 | ip.run_cell("n = 2") |
|
661 | ip.run_cell("n = 2") | |
667 | self.assertEqual(self.calls, [(2,)]) |
|
662 | self.assertEqual(self.calls, [(2,)]) | |
668 |
|
663 | |||
669 | # This shouldn't throw an error |
|
664 | # This shouldn't throw an error | |
670 | ip.run_cell("o = 2.0") |
|
665 | ip.run_cell("o = 2.0") | |
671 | self.assertEqual(ip.user_ns['o'], 2.0) |
|
666 | self.assertEqual(ip.user_ns['o'], 2.0) | |
672 |
|
667 | |||
673 | def test_timeit(self): |
|
668 | def test_timeit(self): | |
674 | called = set() |
|
669 | called = set() | |
675 | def f(x): |
|
670 | def f(x): | |
676 | called.add(x) |
|
671 | called.add(x) | |
677 | ip.push({'f':f}) |
|
672 | ip.push({'f':f}) | |
678 |
|
673 | |||
679 | with tt.AssertPrints("average of "): |
|
674 | with tt.AssertPrints("average of "): | |
680 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
675 | ip.run_line_magic("timeit", "-n1 f(1)") | |
681 | self.assertEqual(called, {(1,)}) |
|
676 | self.assertEqual(called, {(1,)}) | |
682 | called.clear() |
|
677 | called.clear() | |
683 |
|
678 | |||
684 | with tt.AssertPrints("average of "): |
|
679 | with tt.AssertPrints("average of "): | |
685 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
680 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
686 | self.assertEqual(called, {(2,), (3,)}) |
|
681 | self.assertEqual(called, {(2,), (3,)}) | |
687 |
|
682 | |||
688 | class ErrorTransformer(ast.NodeTransformer): |
|
683 | class ErrorTransformer(ast.NodeTransformer): | |
689 | """Throws an error when it sees a number.""" |
|
684 | """Throws an error when it sees a number.""" | |
690 | def visit_Num(self, node): |
|
685 | def visit_Num(self, node): | |
691 | raise ValueError("test") |
|
686 | raise ValueError("test") | |
692 |
|
687 | |||
693 | class TestAstTransformError(unittest.TestCase): |
|
688 | class TestAstTransformError(unittest.TestCase): | |
694 | def test_unregistering(self): |
|
689 | def test_unregistering(self): | |
695 | err_transformer = ErrorTransformer() |
|
690 | err_transformer = ErrorTransformer() | |
696 | ip.ast_transformers.append(err_transformer) |
|
691 | ip.ast_transformers.append(err_transformer) | |
697 |
|
692 | |||
698 | with tt.AssertPrints("unregister", channel='stderr'): |
|
693 | with tt.AssertPrints("unregister", channel='stderr'): | |
699 | ip.run_cell("1 + 2") |
|
694 | ip.run_cell("1 + 2") | |
700 |
|
695 | |||
701 | # This should have been removed. |
|
696 | # This should have been removed. | |
702 | nt.assert_not_in(err_transformer, ip.ast_transformers) |
|
697 | nt.assert_not_in(err_transformer, ip.ast_transformers) | |
703 |
|
698 | |||
704 |
|
699 | |||
705 | class StringRejector(ast.NodeTransformer): |
|
700 | class StringRejector(ast.NodeTransformer): | |
706 | """Throws an InputRejected when it sees a string literal. |
|
701 | """Throws an InputRejected when it sees a string literal. | |
707 |
|
702 | |||
708 | Used to verify that NodeTransformers can signal that a piece of code should |
|
703 | Used to verify that NodeTransformers can signal that a piece of code should | |
709 | not be executed by throwing an InputRejected. |
|
704 | not be executed by throwing an InputRejected. | |
710 | """ |
|
705 | """ | |
711 |
|
706 | |||
712 | def visit_Str(self, node): |
|
707 | def visit_Str(self, node): | |
713 | raise InputRejected("test") |
|
708 | raise InputRejected("test") | |
714 |
|
709 | |||
715 |
|
710 | |||
716 | class TestAstTransformInputRejection(unittest.TestCase): |
|
711 | class TestAstTransformInputRejection(unittest.TestCase): | |
717 |
|
712 | |||
718 | def setUp(self): |
|
713 | def setUp(self): | |
719 | self.transformer = StringRejector() |
|
714 | self.transformer = StringRejector() | |
720 | ip.ast_transformers.append(self.transformer) |
|
715 | ip.ast_transformers.append(self.transformer) | |
721 |
|
716 | |||
722 | def tearDown(self): |
|
717 | def tearDown(self): | |
723 | ip.ast_transformers.remove(self.transformer) |
|
718 | ip.ast_transformers.remove(self.transformer) | |
724 |
|
719 | |||
725 | def test_input_rejection(self): |
|
720 | def test_input_rejection(self): | |
726 | """Check that NodeTransformers can reject input.""" |
|
721 | """Check that NodeTransformers can reject input.""" | |
727 |
|
722 | |||
728 | expect_exception_tb = tt.AssertPrints("InputRejected: test") |
|
723 | expect_exception_tb = tt.AssertPrints("InputRejected: test") | |
729 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) |
|
724 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) | |
730 |
|
725 | |||
731 | # Run the same check twice to verify that the transformer is not |
|
726 | # Run the same check twice to verify that the transformer is not | |
732 | # disabled after raising. |
|
727 | # disabled after raising. | |
733 | with expect_exception_tb, expect_no_cell_output: |
|
728 | with expect_exception_tb, expect_no_cell_output: | |
734 | ip.run_cell("'unsafe'") |
|
729 | ip.run_cell("'unsafe'") | |
735 |
|
730 | |||
736 | with expect_exception_tb, expect_no_cell_output: |
|
731 | with expect_exception_tb, expect_no_cell_output: | |
737 | res = ip.run_cell("'unsafe'") |
|
732 | res = ip.run_cell("'unsafe'") | |
738 |
|
733 | |||
739 | self.assertIsInstance(res.error_before_exec, InputRejected) |
|
734 | self.assertIsInstance(res.error_before_exec, InputRejected) | |
740 |
|
735 | |||
741 | def test__IPYTHON__(): |
|
736 | def test__IPYTHON__(): | |
742 | # This shouldn't raise a NameError, that's all |
|
737 | # This shouldn't raise a NameError, that's all | |
743 | __IPYTHON__ |
|
738 | __IPYTHON__ | |
744 |
|
739 | |||
745 |
|
740 | |||
746 | class DummyRepr(object): |
|
741 | class DummyRepr(object): | |
747 | def __repr__(self): |
|
742 | def __repr__(self): | |
748 | return "DummyRepr" |
|
743 | return "DummyRepr" | |
749 |
|
744 | |||
750 | def _repr_html_(self): |
|
745 | def _repr_html_(self): | |
751 | return "<b>dummy</b>" |
|
746 | return "<b>dummy</b>" | |
752 |
|
747 | |||
753 | def _repr_javascript_(self): |
|
748 | def _repr_javascript_(self): | |
754 | return "console.log('hi');", {'key': 'value'} |
|
749 | return "console.log('hi');", {'key': 'value'} | |
755 |
|
750 | |||
756 |
|
751 | |||
757 | def test_user_variables(): |
|
752 | def test_user_variables(): | |
758 | # enable all formatters |
|
753 | # enable all formatters | |
759 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
754 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
760 |
|
755 | |||
761 | ip.user_ns['dummy'] = d = DummyRepr() |
|
756 | ip.user_ns['dummy'] = d = DummyRepr() | |
762 | keys = {'dummy', 'doesnotexist'} |
|
757 | keys = {'dummy', 'doesnotexist'} | |
763 | r = ip.user_expressions({ key:key for key in keys}) |
|
758 | r = ip.user_expressions({ key:key for key in keys}) | |
764 |
|
759 | |||
765 | nt.assert_equal(keys, set(r.keys())) |
|
760 | nt.assert_equal(keys, set(r.keys())) | |
766 | dummy = r['dummy'] |
|
761 | dummy = r['dummy'] | |
767 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) |
|
762 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) | |
768 | nt.assert_equal(dummy['status'], 'ok') |
|
763 | nt.assert_equal(dummy['status'], 'ok') | |
769 | data = dummy['data'] |
|
764 | data = dummy['data'] | |
770 | metadata = dummy['metadata'] |
|
765 | metadata = dummy['metadata'] | |
771 | nt.assert_equal(data.get('text/html'), d._repr_html_()) |
|
766 | nt.assert_equal(data.get('text/html'), d._repr_html_()) | |
772 | js, jsmd = d._repr_javascript_() |
|
767 | js, jsmd = d._repr_javascript_() | |
773 | nt.assert_equal(data.get('application/javascript'), js) |
|
768 | nt.assert_equal(data.get('application/javascript'), js) | |
774 | nt.assert_equal(metadata.get('application/javascript'), jsmd) |
|
769 | nt.assert_equal(metadata.get('application/javascript'), jsmd) | |
775 |
|
770 | |||
776 | dne = r['doesnotexist'] |
|
771 | dne = r['doesnotexist'] | |
777 | nt.assert_equal(dne['status'], 'error') |
|
772 | nt.assert_equal(dne['status'], 'error') | |
778 | nt.assert_equal(dne['ename'], 'NameError') |
|
773 | nt.assert_equal(dne['ename'], 'NameError') | |
779 |
|
774 | |||
780 | # back to text only |
|
775 | # back to text only | |
781 | ip.display_formatter.active_types = ['text/plain'] |
|
776 | ip.display_formatter.active_types = ['text/plain'] | |
782 |
|
777 | |||
783 | def test_user_expression(): |
|
778 | def test_user_expression(): | |
784 | # enable all formatters |
|
779 | # enable all formatters | |
785 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
780 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
786 | query = { |
|
781 | query = { | |
787 | 'a' : '1 + 2', |
|
782 | 'a' : '1 + 2', | |
788 | 'b' : '1/0', |
|
783 | 'b' : '1/0', | |
789 | } |
|
784 | } | |
790 | r = ip.user_expressions(query) |
|
785 | r = ip.user_expressions(query) | |
791 | import pprint |
|
786 | import pprint | |
792 | pprint.pprint(r) |
|
787 | pprint.pprint(r) | |
793 | nt.assert_equal(set(r.keys()), set(query.keys())) |
|
788 | nt.assert_equal(set(r.keys()), set(query.keys())) | |
794 | a = r['a'] |
|
789 | a = r['a'] | |
795 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) |
|
790 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) | |
796 | nt.assert_equal(a['status'], 'ok') |
|
791 | nt.assert_equal(a['status'], 'ok') | |
797 | data = a['data'] |
|
792 | data = a['data'] | |
798 | metadata = a['metadata'] |
|
793 | metadata = a['metadata'] | |
799 | nt.assert_equal(data.get('text/plain'), '3') |
|
794 | nt.assert_equal(data.get('text/plain'), '3') | |
800 |
|
795 | |||
801 | b = r['b'] |
|
796 | b = r['b'] | |
802 | nt.assert_equal(b['status'], 'error') |
|
797 | nt.assert_equal(b['status'], 'error') | |
803 | nt.assert_equal(b['ename'], 'ZeroDivisionError') |
|
798 | nt.assert_equal(b['ename'], 'ZeroDivisionError') | |
804 |
|
799 | |||
805 | # back to text only |
|
800 | # back to text only | |
806 | ip.display_formatter.active_types = ['text/plain'] |
|
801 | ip.display_formatter.active_types = ['text/plain'] | |
807 |
|
802 | |||
808 |
|
803 | |||
809 |
|
804 | |||
810 |
|
805 | |||
811 |
|
806 | |||
812 | class TestSyntaxErrorTransformer(unittest.TestCase): |
|
807 | class TestSyntaxErrorTransformer(unittest.TestCase): | |
813 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" |
|
808 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" | |
814 |
|
809 | |||
815 | class SyntaxErrorTransformer(InputTransformer): |
|
810 | class SyntaxErrorTransformer(InputTransformer): | |
816 |
|
811 | |||
817 | def push(self, line): |
|
812 | def push(self, line): | |
818 | pos = line.find('syntaxerror') |
|
813 | pos = line.find('syntaxerror') | |
819 | if pos >= 0: |
|
814 | if pos >= 0: | |
820 | e = SyntaxError('input contains "syntaxerror"') |
|
815 | e = SyntaxError('input contains "syntaxerror"') | |
821 | e.text = line |
|
816 | e.text = line | |
822 | e.offset = pos + 1 |
|
817 | e.offset = pos + 1 | |
823 | raise e |
|
818 | raise e | |
824 | return line |
|
819 | return line | |
825 |
|
820 | |||
826 | def reset(self): |
|
821 | def reset(self): | |
827 | pass |
|
822 | pass | |
828 |
|
823 | |||
829 | def setUp(self): |
|
824 | def setUp(self): | |
830 | self.transformer = TestSyntaxErrorTransformer.SyntaxErrorTransformer() |
|
825 | self.transformer = TestSyntaxErrorTransformer.SyntaxErrorTransformer() | |
831 | ip.input_splitter.python_line_transforms.append(self.transformer) |
|
826 | ip.input_splitter.python_line_transforms.append(self.transformer) | |
832 | ip.input_transformer_manager.python_line_transforms.append(self.transformer) |
|
827 | ip.input_transformer_manager.python_line_transforms.append(self.transformer) | |
833 |
|
828 | |||
834 | def tearDown(self): |
|
829 | def tearDown(self): | |
835 | ip.input_splitter.python_line_transforms.remove(self.transformer) |
|
830 | ip.input_splitter.python_line_transforms.remove(self.transformer) | |
836 | ip.input_transformer_manager.python_line_transforms.remove(self.transformer) |
|
831 | ip.input_transformer_manager.python_line_transforms.remove(self.transformer) | |
837 |
|
832 | |||
838 | def test_syntaxerror_input_transformer(self): |
|
833 | def test_syntaxerror_input_transformer(self): | |
839 | with tt.AssertPrints('1234'): |
|
834 | with tt.AssertPrints('1234'): | |
840 | ip.run_cell('1234') |
|
835 | ip.run_cell('1234') | |
841 | with tt.AssertPrints('SyntaxError: invalid syntax'): |
|
836 | with tt.AssertPrints('SyntaxError: invalid syntax'): | |
842 | ip.run_cell('1 2 3') # plain python syntax error |
|
837 | ip.run_cell('1 2 3') # plain python syntax error | |
843 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): |
|
838 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): | |
844 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error |
|
839 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error | |
845 | with tt.AssertPrints('3456'): |
|
840 | with tt.AssertPrints('3456'): | |
846 | ip.run_cell('3456') |
|
841 | ip.run_cell('3456') | |
847 |
|
842 | |||
848 |
|
843 | |||
849 |
|
844 | |||
850 | def test_warning_suppression(): |
|
845 | def test_warning_suppression(): | |
851 | ip.run_cell("import warnings") |
|
846 | ip.run_cell("import warnings") | |
852 | try: |
|
847 | try: | |
853 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): |
|
848 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): | |
854 | ip.run_cell("warnings.warn('asdf')") |
|
849 | ip.run_cell("warnings.warn('asdf')") | |
855 | # Here's the real test -- if we run that again, we should get the |
|
850 | # Here's the real test -- if we run that again, we should get the | |
856 | # warning again. Traditionally, each warning was only issued once per |
|
851 | # warning again. Traditionally, each warning was only issued once per | |
857 | # IPython session (approximately), even if the user typed in new and |
|
852 | # IPython session (approximately), even if the user typed in new and | |
858 | # different code that should have also triggered the warning, leading |
|
853 | # different code that should have also triggered the warning, leading | |
859 | # to much confusion. |
|
854 | # to much confusion. | |
860 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): |
|
855 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): | |
861 | ip.run_cell("warnings.warn('asdf')") |
|
856 | ip.run_cell("warnings.warn('asdf')") | |
862 | finally: |
|
857 | finally: | |
863 | ip.run_cell("del warnings") |
|
858 | ip.run_cell("del warnings") | |
864 |
|
859 | |||
865 |
|
860 | |||
866 | def test_deprecation_warning(): |
|
861 | def test_deprecation_warning(): | |
867 | ip.run_cell(""" |
|
862 | ip.run_cell(""" | |
868 | import warnings |
|
863 | import warnings | |
869 | def wrn(): |
|
864 | def wrn(): | |
870 | warnings.warn( |
|
865 | warnings.warn( | |
871 | "I AM A WARNING", |
|
866 | "I AM A WARNING", | |
872 | DeprecationWarning |
|
867 | DeprecationWarning | |
873 | ) |
|
868 | ) | |
874 | """) |
|
869 | """) | |
875 | try: |
|
870 | try: | |
876 | with tt.AssertPrints("I AM A WARNING", channel="stderr"): |
|
871 | with tt.AssertPrints("I AM A WARNING", channel="stderr"): | |
877 | ip.run_cell("wrn()") |
|
872 | ip.run_cell("wrn()") | |
878 | finally: |
|
873 | finally: | |
879 | ip.run_cell("del warnings") |
|
874 | ip.run_cell("del warnings") | |
880 | ip.run_cell("del wrn") |
|
875 | ip.run_cell("del wrn") | |
881 |
|
876 | |||
882 |
|
877 | |||
883 | class TestImportNoDeprecate(tt.TempFileMixin): |
|
878 | class TestImportNoDeprecate(tt.TempFileMixin): | |
884 |
|
879 | |||
885 | def setup(self): |
|
880 | def setup(self): | |
886 | """Make a valid python temp file.""" |
|
881 | """Make a valid python temp file.""" | |
887 | self.mktmp(""" |
|
882 | self.mktmp(""" | |
888 | import warnings |
|
883 | import warnings | |
889 | def wrn(): |
|
884 | def wrn(): | |
890 | warnings.warn( |
|
885 | warnings.warn( | |
891 | "I AM A WARNING", |
|
886 | "I AM A WARNING", | |
892 | DeprecationWarning |
|
887 | DeprecationWarning | |
893 | ) |
|
888 | ) | |
894 | """) |
|
889 | """) | |
895 |
|
890 | |||
896 | def test_no_dep(self): |
|
891 | def test_no_dep(self): | |
897 | """ |
|
892 | """ | |
898 | No deprecation warning should be raised from imported functions |
|
893 | No deprecation warning should be raised from imported functions | |
899 | """ |
|
894 | """ | |
900 | ip.run_cell("from {} import wrn".format(self.fname)) |
|
895 | ip.run_cell("from {} import wrn".format(self.fname)) | |
901 |
|
896 | |||
902 | with tt.AssertNotPrints("I AM A WARNING"): |
|
897 | with tt.AssertNotPrints("I AM A WARNING"): | |
903 | ip.run_cell("wrn()") |
|
898 | ip.run_cell("wrn()") | |
904 | ip.run_cell("del wrn") |
|
899 | ip.run_cell("del wrn") |
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