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@@ -1,574 +1,580 b'' | |||||
1 | """Tests for debugging machinery. |
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1 | """Tests for debugging machinery. | |
2 | """ |
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2 | """ | |
3 |
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3 | |||
4 | # Copyright (c) IPython Development Team. |
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4 | # Copyright (c) IPython Development Team. | |
5 | # Distributed under the terms of the Modified BSD License. |
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5 | # Distributed under the terms of the Modified BSD License. | |
6 |
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6 | |||
7 | import bdb |
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7 | import bdb | |
8 | import builtins |
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8 | import builtins | |
9 | import os |
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9 | import os | |
10 | import signal |
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10 | import signal | |
11 | import subprocess |
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11 | import subprocess | |
12 | import sys |
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12 | import sys | |
13 | import time |
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13 | import time | |
14 | import warnings |
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14 | import warnings | |
15 |
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15 | |||
16 | from subprocess import PIPE, CalledProcessError, check_output |
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16 | from subprocess import PIPE, CalledProcessError, check_output | |
17 | from tempfile import NamedTemporaryFile |
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17 | from tempfile import NamedTemporaryFile | |
18 | from textwrap import dedent |
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18 | from textwrap import dedent | |
19 | from unittest.mock import patch |
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19 | from unittest.mock import patch | |
20 |
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20 | |||
21 | from IPython.core import debugger |
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21 | from IPython.core import debugger | |
22 | from IPython.testing import IPYTHON_TESTING_TIMEOUT_SCALE |
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22 | from IPython.testing import IPYTHON_TESTING_TIMEOUT_SCALE | |
23 | from IPython.testing.decorators import skip_win32 |
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23 | from IPython.testing.decorators import skip_win32 | |
24 |
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24 | |||
25 | #----------------------------------------------------------------------------- |
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25 | #----------------------------------------------------------------------------- | |
26 | # Helper classes, from CPython's Pdb test suite |
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26 | # Helper classes, from CPython's Pdb test suite | |
27 | #----------------------------------------------------------------------------- |
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27 | #----------------------------------------------------------------------------- | |
28 |
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28 | |||
29 | class _FakeInput(object): |
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29 | class _FakeInput(object): | |
30 | """ |
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30 | """ | |
31 | A fake input stream for pdb's interactive debugger. Whenever a |
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31 | A fake input stream for pdb's interactive debugger. Whenever a | |
32 | line is read, print it (to simulate the user typing it), and then |
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32 | line is read, print it (to simulate the user typing it), and then | |
33 | return it. The set of lines to return is specified in the |
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33 | return it. The set of lines to return is specified in the | |
34 | constructor; they should not have trailing newlines. |
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34 | constructor; they should not have trailing newlines. | |
35 | """ |
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35 | """ | |
36 | def __init__(self, lines): |
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36 | def __init__(self, lines): | |
37 | self.lines = iter(lines) |
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37 | self.lines = iter(lines) | |
38 |
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38 | |||
39 | def readline(self): |
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39 | def readline(self): | |
40 | line = next(self.lines) |
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40 | line = next(self.lines) | |
41 | print(line) |
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41 | print(line) | |
42 | return line+'\n' |
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42 | return line+'\n' | |
43 |
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43 | |||
44 | class PdbTestInput(object): |
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44 | class PdbTestInput(object): | |
45 | """Context manager that makes testing Pdb in doctests easier.""" |
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45 | """Context manager that makes testing Pdb in doctests easier.""" | |
46 |
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46 | |||
47 | def __init__(self, input): |
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47 | def __init__(self, input): | |
48 | self.input = input |
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48 | self.input = input | |
49 |
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49 | |||
50 | def __enter__(self): |
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50 | def __enter__(self): | |
51 | self.real_stdin = sys.stdin |
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51 | self.real_stdin = sys.stdin | |
52 | sys.stdin = _FakeInput(self.input) |
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52 | sys.stdin = _FakeInput(self.input) | |
53 |
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53 | |||
54 | def __exit__(self, *exc): |
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54 | def __exit__(self, *exc): | |
55 | sys.stdin = self.real_stdin |
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55 | sys.stdin = self.real_stdin | |
56 |
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56 | |||
57 | #----------------------------------------------------------------------------- |
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57 | #----------------------------------------------------------------------------- | |
58 | # Tests |
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58 | # Tests | |
59 | #----------------------------------------------------------------------------- |
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59 | #----------------------------------------------------------------------------- | |
60 |
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60 | |||
61 | def test_longer_repr(): |
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61 | def test_longer_repr(): | |
62 | from reprlib import repr as trepr |
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62 | from reprlib import repr as trepr | |
63 |
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63 | |||
64 | a = '1234567890'* 7 |
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64 | a = '1234567890'* 7 | |
65 | ar = "'1234567890123456789012345678901234567890123456789012345678901234567890'" |
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65 | ar = "'1234567890123456789012345678901234567890123456789012345678901234567890'" | |
66 | a_trunc = "'123456789012...8901234567890'" |
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66 | a_trunc = "'123456789012...8901234567890'" | |
67 | assert trepr(a) == a_trunc |
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67 | assert trepr(a) == a_trunc | |
68 | # The creation of our tracer modifies the repr module's repr function |
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68 | # The creation of our tracer modifies the repr module's repr function | |
69 | # in-place, since that global is used directly by the stdlib's pdb module. |
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69 | # in-place, since that global is used directly by the stdlib's pdb module. | |
70 | with warnings.catch_warnings(): |
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70 | with warnings.catch_warnings(): | |
71 | warnings.simplefilter('ignore', DeprecationWarning) |
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71 | warnings.simplefilter('ignore', DeprecationWarning) | |
72 | debugger.Tracer() |
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72 | debugger.Tracer() | |
73 | assert trepr(a) == ar |
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73 | assert trepr(a) == ar | |
74 |
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74 | |||
75 | def test_ipdb_magics(): |
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75 | def test_ipdb_magics(): | |
76 | '''Test calling some IPython magics from ipdb. |
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76 | '''Test calling some IPython magics from ipdb. | |
77 |
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77 | |||
78 | First, set up some test functions and classes which we can inspect. |
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78 | First, set up some test functions and classes which we can inspect. | |
79 |
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79 | |||
80 | >>> class ExampleClass(object): |
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80 | >>> class ExampleClass(object): | |
81 | ... """Docstring for ExampleClass.""" |
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81 | ... """Docstring for ExampleClass.""" | |
82 | ... def __init__(self): |
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82 | ... def __init__(self): | |
83 | ... """Docstring for ExampleClass.__init__""" |
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83 | ... """Docstring for ExampleClass.__init__""" | |
84 | ... pass |
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84 | ... pass | |
85 | ... def __str__(self): |
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85 | ... def __str__(self): | |
86 | ... return "ExampleClass()" |
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86 | ... return "ExampleClass()" | |
87 |
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87 | |||
88 | >>> def example_function(x, y, z="hello"): |
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88 | >>> def example_function(x, y, z="hello"): | |
89 | ... """Docstring for example_function.""" |
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89 | ... """Docstring for example_function.""" | |
90 | ... pass |
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90 | ... pass | |
91 |
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91 | |||
92 | >>> old_trace = sys.gettrace() |
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92 | >>> old_trace = sys.gettrace() | |
93 |
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93 | |||
94 | Create a function which triggers ipdb. |
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94 | Create a function which triggers ipdb. | |
95 |
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95 | |||
96 | >>> def trigger_ipdb(): |
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96 | >>> def trigger_ipdb(): | |
97 | ... a = ExampleClass() |
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97 | ... a = ExampleClass() | |
98 | ... debugger.Pdb().set_trace() |
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98 | ... debugger.Pdb().set_trace() | |
99 |
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99 | |||
100 | >>> with PdbTestInput([ |
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100 | >>> with PdbTestInput([ | |
101 | ... 'pdef example_function', |
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101 | ... 'pdef example_function', | |
102 | ... 'pdoc ExampleClass', |
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102 | ... 'pdoc ExampleClass', | |
103 | ... 'up', |
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103 | ... 'up', | |
104 | ... 'down', |
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104 | ... 'down', | |
105 | ... 'list', |
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105 | ... 'list', | |
106 | ... 'pinfo a', |
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106 | ... 'pinfo a', | |
107 | ... 'll', |
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107 | ... 'll', | |
108 | ... 'continue', |
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108 | ... 'continue', | |
109 | ... ]): |
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109 | ... ]): | |
110 | ... trigger_ipdb() |
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110 | ... trigger_ipdb() | |
111 | --Return-- |
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111 | --Return-- | |
112 | None |
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112 | None | |
113 | > <doctest ...>(3)trigger_ipdb() |
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113 | > <doctest ...>(3)trigger_ipdb() | |
114 | 1 def trigger_ipdb(): |
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114 | 1 def trigger_ipdb(): | |
115 | 2 a = ExampleClass() |
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115 | 2 a = ExampleClass() | |
116 | ----> 3 debugger.Pdb().set_trace() |
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116 | ----> 3 debugger.Pdb().set_trace() | |
117 | <BLANKLINE> |
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117 | <BLANKLINE> | |
118 | ipdb> pdef example_function |
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118 | ipdb> pdef example_function | |
119 | example_function(x, y, z='hello') |
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119 | example_function(x, y, z='hello') | |
120 | ipdb> pdoc ExampleClass |
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120 | ipdb> pdoc ExampleClass | |
121 | Class docstring: |
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121 | Class docstring: | |
122 | Docstring for ExampleClass. |
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122 | Docstring for ExampleClass. | |
123 | Init docstring: |
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123 | Init docstring: | |
124 | Docstring for ExampleClass.__init__ |
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124 | Docstring for ExampleClass.__init__ | |
125 | ipdb> up |
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125 | ipdb> up | |
126 | > <doctest ...>(11)<module>() |
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126 | > <doctest ...>(11)<module>() | |
127 | 7 'pinfo a', |
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127 | 7 'pinfo a', | |
128 | 8 'll', |
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128 | 8 'll', | |
129 | 9 'continue', |
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129 | 9 'continue', | |
130 | 10 ]): |
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130 | 10 ]): | |
131 | ---> 11 trigger_ipdb() |
|
131 | ---> 11 trigger_ipdb() | |
132 | <BLANKLINE> |
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132 | <BLANKLINE> | |
133 | ipdb> down |
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133 | ipdb> down | |
134 | None |
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134 | None | |
135 | > <doctest ...>(3)trigger_ipdb() |
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135 | > <doctest ...>(3)trigger_ipdb() | |
136 | 1 def trigger_ipdb(): |
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136 | 1 def trigger_ipdb(): | |
137 | 2 a = ExampleClass() |
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137 | 2 a = ExampleClass() | |
138 | ----> 3 debugger.Pdb().set_trace() |
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138 | ----> 3 debugger.Pdb().set_trace() | |
139 | <BLANKLINE> |
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139 | <BLANKLINE> | |
140 | ipdb> list |
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140 | ipdb> list | |
141 | 1 def trigger_ipdb(): |
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141 | 1 def trigger_ipdb(): | |
142 | 2 a = ExampleClass() |
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142 | 2 a = ExampleClass() | |
143 | ----> 3 debugger.Pdb().set_trace() |
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143 | ----> 3 debugger.Pdb().set_trace() | |
144 | <BLANKLINE> |
|
144 | <BLANKLINE> | |
145 | ipdb> pinfo a |
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145 | ipdb> pinfo a | |
146 | Type: ExampleClass |
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146 | Type: ExampleClass | |
147 | String form: ExampleClass() |
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147 | String form: ExampleClass() | |
148 | Namespace: Local... |
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148 | Namespace: Local... | |
149 | Docstring: Docstring for ExampleClass. |
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149 | Docstring: Docstring for ExampleClass. | |
150 | Init docstring: Docstring for ExampleClass.__init__ |
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150 | Init docstring: Docstring for ExampleClass.__init__ | |
151 | ipdb> ll |
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151 | ipdb> ll | |
152 | 1 def trigger_ipdb(): |
|
152 | 1 def trigger_ipdb(): | |
153 | 2 a = ExampleClass() |
|
153 | 2 a = ExampleClass() | |
154 | ----> 3 debugger.Pdb().set_trace() |
|
154 | ----> 3 debugger.Pdb().set_trace() | |
155 | <BLANKLINE> |
|
155 | <BLANKLINE> | |
156 | ipdb> continue |
|
156 | ipdb> continue | |
157 |
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157 | |||
158 | Restore previous trace function, e.g. for coverage.py |
|
158 | Restore previous trace function, e.g. for coverage.py | |
159 |
|
159 | |||
160 | >>> sys.settrace(old_trace) |
|
160 | >>> sys.settrace(old_trace) | |
161 | ''' |
|
161 | ''' | |
162 |
|
162 | |||
163 | def test_ipdb_magics2(): |
|
163 | def test_ipdb_magics2(): | |
164 | '''Test ipdb with a very short function. |
|
164 | '''Test ipdb with a very short function. | |
165 |
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165 | |||
166 | >>> old_trace = sys.gettrace() |
|
166 | >>> old_trace = sys.gettrace() | |
167 |
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167 | |||
168 | >>> def bar(): |
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168 | >>> def bar(): | |
169 | ... pass |
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169 | ... pass | |
170 |
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170 | |||
171 | Run ipdb. |
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171 | Run ipdb. | |
172 |
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172 | |||
173 | >>> with PdbTestInput([ |
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173 | >>> with PdbTestInput([ | |
174 | ... 'continue', |
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174 | ... 'continue', | |
175 | ... ]): |
|
175 | ... ]): | |
176 | ... debugger.Pdb().runcall(bar) |
|
176 | ... debugger.Pdb().runcall(bar) | |
177 | > <doctest ...>(2)bar() |
|
177 | > <doctest ...>(2)bar() | |
178 | 1 def bar(): |
|
178 | 1 def bar(): | |
179 | ----> 2 pass |
|
179 | ----> 2 pass | |
180 | <BLANKLINE> |
|
180 | <BLANKLINE> | |
181 | ipdb> continue |
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181 | ipdb> continue | |
182 |
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182 | |||
183 | Restore previous trace function, e.g. for coverage.py |
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183 | Restore previous trace function, e.g. for coverage.py | |
184 |
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184 | |||
185 | >>> sys.settrace(old_trace) |
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185 | >>> sys.settrace(old_trace) | |
186 | ''' |
|
186 | ''' | |
187 |
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187 | |||
188 | def can_quit(): |
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188 | def can_quit(): | |
189 | '''Test that quit work in ipydb |
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189 | '''Test that quit work in ipydb | |
190 |
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190 | |||
191 | >>> old_trace = sys.gettrace() |
|
191 | >>> old_trace = sys.gettrace() | |
192 |
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192 | |||
193 | >>> def bar(): |
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193 | >>> def bar(): | |
194 | ... pass |
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194 | ... pass | |
195 |
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195 | |||
196 | >>> with PdbTestInput([ |
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196 | >>> with PdbTestInput([ | |
197 | ... 'quit', |
|
197 | ... 'quit', | |
198 | ... ]): |
|
198 | ... ]): | |
199 | ... debugger.Pdb().runcall(bar) |
|
199 | ... debugger.Pdb().runcall(bar) | |
200 | > <doctest ...>(2)bar() |
|
200 | > <doctest ...>(2)bar() | |
201 | 1 def bar(): |
|
201 | 1 def bar(): | |
202 | ----> 2 pass |
|
202 | ----> 2 pass | |
203 | <BLANKLINE> |
|
203 | <BLANKLINE> | |
204 | ipdb> quit |
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204 | ipdb> quit | |
205 |
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205 | |||
206 | Restore previous trace function, e.g. for coverage.py |
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206 | Restore previous trace function, e.g. for coverage.py | |
207 |
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207 | |||
208 | >>> sys.settrace(old_trace) |
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208 | >>> sys.settrace(old_trace) | |
209 | ''' |
|
209 | ''' | |
210 |
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210 | |||
211 |
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211 | |||
212 | def can_exit(): |
|
212 | def can_exit(): | |
213 | '''Test that quit work in ipydb |
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213 | '''Test that quit work in ipydb | |
214 |
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214 | |||
215 | >>> old_trace = sys.gettrace() |
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215 | >>> old_trace = sys.gettrace() | |
216 |
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216 | |||
217 | >>> def bar(): |
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217 | >>> def bar(): | |
218 | ... pass |
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218 | ... pass | |
219 |
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219 | |||
220 | >>> with PdbTestInput([ |
|
220 | >>> with PdbTestInput([ | |
221 | ... 'exit', |
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221 | ... 'exit', | |
222 | ... ]): |
|
222 | ... ]): | |
223 | ... debugger.Pdb().runcall(bar) |
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223 | ... debugger.Pdb().runcall(bar) | |
224 | > <doctest ...>(2)bar() |
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224 | > <doctest ...>(2)bar() | |
225 | 1 def bar(): |
|
225 | 1 def bar(): | |
226 | ----> 2 pass |
|
226 | ----> 2 pass | |
227 | <BLANKLINE> |
|
227 | <BLANKLINE> | |
228 | ipdb> exit |
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228 | ipdb> exit | |
229 |
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229 | |||
230 | Restore previous trace function, e.g. for coverage.py |
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230 | Restore previous trace function, e.g. for coverage.py | |
231 |
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231 | |||
232 | >>> sys.settrace(old_trace) |
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232 | >>> sys.settrace(old_trace) | |
233 | ''' |
|
233 | ''' | |
234 |
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234 | |||
235 |
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235 | |||
236 | def test_interruptible_core_debugger(): |
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236 | def test_interruptible_core_debugger(): | |
237 | """The debugger can be interrupted. |
|
237 | """The debugger can be interrupted. | |
238 |
|
238 | |||
239 | The presumption is there is some mechanism that causes a KeyboardInterrupt |
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239 | The presumption is there is some mechanism that causes a KeyboardInterrupt | |
240 | (this is implemented in ipykernel). We want to ensure the |
|
240 | (this is implemented in ipykernel). We want to ensure the | |
241 | KeyboardInterrupt cause debugging to cease. |
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241 | KeyboardInterrupt cause debugging to cease. | |
242 | """ |
|
242 | """ | |
243 | def raising_input(msg="", called=[0]): |
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243 | def raising_input(msg="", called=[0]): | |
244 | called[0] += 1 |
|
244 | called[0] += 1 | |
245 | if called[0] == 1: |
|
245 | if called[0] == 1: | |
246 | raise KeyboardInterrupt() |
|
246 | raise KeyboardInterrupt() | |
247 | else: |
|
247 | else: | |
248 | raise AssertionError("input() should only be called once!") |
|
248 | raise AssertionError("input() should only be called once!") | |
249 |
|
249 | |||
|
250 | tracer_orig = sys.gettrace() | |||
|
251 | try: | |||
250 | with patch.object(builtins, "input", raising_input): |
|
252 | with patch.object(builtins, "input", raising_input): | |
251 | debugger.InterruptiblePdb().set_trace() |
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253 | debugger.InterruptiblePdb().set_trace() | |
252 | # The way this test will fail is by set_trace() never exiting, |
|
254 | # The way this test will fail is by set_trace() never exiting, | |
253 | # resulting in a timeout by the test runner. The alternative |
|
255 | # resulting in a timeout by the test runner. The alternative | |
254 |
# implementation would involve a subprocess, but that adds issues |
|
256 | # implementation would involve a subprocess, but that adds issues | |
255 |
# interrupting subprocesses that are rather complex, so it's |
|
257 | # with interrupting subprocesses that are rather complex, so it's | |
256 | # just to do it this way. |
|
258 | # simpler just to do it this way. | |
|
259 | finally: | |||
|
260 | # restore the original trace function | |||
|
261 | sys.settrace(tracer_orig) | |||
|
262 | ||||
257 |
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263 | |||
258 | @skip_win32 |
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264 | @skip_win32 | |
259 | def test_xmode_skip(): |
|
265 | def test_xmode_skip(): | |
260 | """that xmode skip frames |
|
266 | """that xmode skip frames | |
261 |
|
267 | |||
262 | Not as a doctest as pytest does not run doctests. |
|
268 | Not as a doctest as pytest does not run doctests. | |
263 | """ |
|
269 | """ | |
264 | import pexpect |
|
270 | import pexpect | |
265 | env = os.environ.copy() |
|
271 | env = os.environ.copy() | |
266 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
272 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
267 |
|
273 | |||
268 | child = pexpect.spawn( |
|
274 | child = pexpect.spawn( | |
269 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
275 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
270 | ) |
|
276 | ) | |
271 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
277 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE | |
272 |
|
278 | |||
273 | child.expect("IPython") |
|
279 | child.expect("IPython") | |
274 | child.expect("\n") |
|
280 | child.expect("\n") | |
275 | child.expect_exact("In [1]") |
|
281 | child.expect_exact("In [1]") | |
276 |
|
282 | |||
277 | block = dedent( |
|
283 | block = dedent( | |
278 | """ |
|
284 | """ | |
279 | def f(): |
|
285 | def f(): | |
280 | __tracebackhide__ = True |
|
286 | __tracebackhide__ = True | |
281 | g() |
|
287 | g() | |
282 |
|
288 | |||
283 | def g(): |
|
289 | def g(): | |
284 | raise ValueError |
|
290 | raise ValueError | |
285 |
|
291 | |||
286 | f() |
|
292 | f() | |
287 | """ |
|
293 | """ | |
288 | ) |
|
294 | ) | |
289 |
|
295 | |||
290 | for line in block.splitlines(): |
|
296 | for line in block.splitlines(): | |
291 | child.sendline(line) |
|
297 | child.sendline(line) | |
292 | child.expect_exact(line) |
|
298 | child.expect_exact(line) | |
293 | child.expect_exact("skipping") |
|
299 | child.expect_exact("skipping") | |
294 |
|
300 | |||
295 | block = dedent( |
|
301 | block = dedent( | |
296 | """ |
|
302 | """ | |
297 | def f(): |
|
303 | def f(): | |
298 | __tracebackhide__ = True |
|
304 | __tracebackhide__ = True | |
299 | g() |
|
305 | g() | |
300 |
|
306 | |||
301 | def g(): |
|
307 | def g(): | |
302 | from IPython.core.debugger import set_trace |
|
308 | from IPython.core.debugger import set_trace | |
303 | set_trace() |
|
309 | set_trace() | |
304 |
|
310 | |||
305 | f() |
|
311 | f() | |
306 | """ |
|
312 | """ | |
307 | ) |
|
313 | ) | |
308 |
|
314 | |||
309 | for line in block.splitlines(): |
|
315 | for line in block.splitlines(): | |
310 | child.sendline(line) |
|
316 | child.sendline(line) | |
311 | child.expect_exact(line) |
|
317 | child.expect_exact(line) | |
312 |
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318 | |||
313 | child.expect("ipdb>") |
|
319 | child.expect("ipdb>") | |
314 | child.sendline("w") |
|
320 | child.sendline("w") | |
315 | child.expect("hidden") |
|
321 | child.expect("hidden") | |
316 | child.expect("ipdb>") |
|
322 | child.expect("ipdb>") | |
317 | child.sendline("skip_hidden false") |
|
323 | child.sendline("skip_hidden false") | |
318 | child.sendline("w") |
|
324 | child.sendline("w") | |
319 | child.expect("__traceba") |
|
325 | child.expect("__traceba") | |
320 | child.expect("ipdb>") |
|
326 | child.expect("ipdb>") | |
321 |
|
327 | |||
322 | child.close() |
|
328 | child.close() | |
323 |
|
329 | |||
324 |
|
330 | |||
325 | skip_decorators_blocks = ( |
|
331 | skip_decorators_blocks = ( | |
326 | """ |
|
332 | """ | |
327 | def helpers_helper(): |
|
333 | def helpers_helper(): | |
328 | pass # should not stop here except breakpoint |
|
334 | pass # should not stop here except breakpoint | |
329 | """, |
|
335 | """, | |
330 | """ |
|
336 | """ | |
331 | def helper_1(): |
|
337 | def helper_1(): | |
332 | helpers_helper() # should not stop here |
|
338 | helpers_helper() # should not stop here | |
333 | """, |
|
339 | """, | |
334 | """ |
|
340 | """ | |
335 | def helper_2(): |
|
341 | def helper_2(): | |
336 | pass # should not stop here |
|
342 | pass # should not stop here | |
337 | """, |
|
343 | """, | |
338 | """ |
|
344 | """ | |
339 | def pdb_skipped_decorator2(function): |
|
345 | def pdb_skipped_decorator2(function): | |
340 | def wrapped_fn(*args, **kwargs): |
|
346 | def wrapped_fn(*args, **kwargs): | |
341 | __debuggerskip__ = True |
|
347 | __debuggerskip__ = True | |
342 | helper_2() |
|
348 | helper_2() | |
343 | __debuggerskip__ = False |
|
349 | __debuggerskip__ = False | |
344 | result = function(*args, **kwargs) |
|
350 | result = function(*args, **kwargs) | |
345 | __debuggerskip__ = True |
|
351 | __debuggerskip__ = True | |
346 | helper_2() |
|
352 | helper_2() | |
347 | return result |
|
353 | return result | |
348 | return wrapped_fn |
|
354 | return wrapped_fn | |
349 | """, |
|
355 | """, | |
350 | """ |
|
356 | """ | |
351 | def pdb_skipped_decorator(function): |
|
357 | def pdb_skipped_decorator(function): | |
352 | def wrapped_fn(*args, **kwargs): |
|
358 | def wrapped_fn(*args, **kwargs): | |
353 | __debuggerskip__ = True |
|
359 | __debuggerskip__ = True | |
354 | helper_1() |
|
360 | helper_1() | |
355 | __debuggerskip__ = False |
|
361 | __debuggerskip__ = False | |
356 | result = function(*args, **kwargs) |
|
362 | result = function(*args, **kwargs) | |
357 | __debuggerskip__ = True |
|
363 | __debuggerskip__ = True | |
358 | helper_2() |
|
364 | helper_2() | |
359 | return result |
|
365 | return result | |
360 | return wrapped_fn |
|
366 | return wrapped_fn | |
361 | """, |
|
367 | """, | |
362 | """ |
|
368 | """ | |
363 | @pdb_skipped_decorator |
|
369 | @pdb_skipped_decorator | |
364 | @pdb_skipped_decorator2 |
|
370 | @pdb_skipped_decorator2 | |
365 | def bar(x, y): |
|
371 | def bar(x, y): | |
366 | return x * y |
|
372 | return x * y | |
367 | """, |
|
373 | """, | |
368 | """import IPython.terminal.debugger as ipdb""", |
|
374 | """import IPython.terminal.debugger as ipdb""", | |
369 | """ |
|
375 | """ | |
370 | def f(): |
|
376 | def f(): | |
371 | ipdb.set_trace() |
|
377 | ipdb.set_trace() | |
372 | bar(3, 4) |
|
378 | bar(3, 4) | |
373 | """, |
|
379 | """, | |
374 | """ |
|
380 | """ | |
375 | f() |
|
381 | f() | |
376 | """, |
|
382 | """, | |
377 | ) |
|
383 | ) | |
378 |
|
384 | |||
379 |
|
385 | |||
380 | def _decorator_skip_setup(): |
|
386 | def _decorator_skip_setup(): | |
381 | import pexpect |
|
387 | import pexpect | |
382 |
|
388 | |||
383 | env = os.environ.copy() |
|
389 | env = os.environ.copy() | |
384 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
390 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
385 |
|
391 | |||
386 | child = pexpect.spawn( |
|
392 | child = pexpect.spawn( | |
387 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
393 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
388 | ) |
|
394 | ) | |
389 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
395 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE | |
390 |
|
396 | |||
391 | child.expect("IPython") |
|
397 | child.expect("IPython") | |
392 | child.expect("\n") |
|
398 | child.expect("\n") | |
393 |
|
399 | |||
394 | dedented_blocks = [dedent(b).strip() for b in skip_decorators_blocks] |
|
400 | dedented_blocks = [dedent(b).strip() for b in skip_decorators_blocks] | |
395 | in_prompt_number = 1 |
|
401 | in_prompt_number = 1 | |
396 | for cblock in dedented_blocks: |
|
402 | for cblock in dedented_blocks: | |
397 | child.expect_exact(f"In [{in_prompt_number}]:") |
|
403 | child.expect_exact(f"In [{in_prompt_number}]:") | |
398 | in_prompt_number += 1 |
|
404 | in_prompt_number += 1 | |
399 | for line in cblock.splitlines(): |
|
405 | for line in cblock.splitlines(): | |
400 | child.sendline(line) |
|
406 | child.sendline(line) | |
401 | child.expect_exact(line) |
|
407 | child.expect_exact(line) | |
402 | child.sendline("") |
|
408 | child.sendline("") | |
403 | return child |
|
409 | return child | |
404 |
|
410 | |||
405 |
|
411 | |||
406 | @skip_win32 |
|
412 | @skip_win32 | |
407 | def test_decorator_skip(): |
|
413 | def test_decorator_skip(): | |
408 | """test that decorator frames can be skipped.""" |
|
414 | """test that decorator frames can be skipped.""" | |
409 |
|
415 | |||
410 | child = _decorator_skip_setup() |
|
416 | child = _decorator_skip_setup() | |
411 |
|
417 | |||
412 | child.expect_exact("3 bar(3, 4)") |
|
418 | child.expect_exact("3 bar(3, 4)") | |
413 | child.expect("ipdb>") |
|
419 | child.expect("ipdb>") | |
414 |
|
420 | |||
415 | child.expect("ipdb>") |
|
421 | child.expect("ipdb>") | |
416 | child.sendline("step") |
|
422 | child.sendline("step") | |
417 | child.expect_exact("step") |
|
423 | child.expect_exact("step") | |
418 |
|
424 | |||
419 | child.expect_exact("1 @pdb_skipped_decorator") |
|
425 | child.expect_exact("1 @pdb_skipped_decorator") | |
420 |
|
426 | |||
421 | child.sendline("s") |
|
427 | child.sendline("s") | |
422 | child.expect_exact("return x * y") |
|
428 | child.expect_exact("return x * y") | |
423 |
|
429 | |||
424 | child.close() |
|
430 | child.close() | |
425 |
|
431 | |||
426 |
|
432 | |||
427 | @skip_win32 |
|
433 | @skip_win32 | |
428 | def test_decorator_skip_disabled(): |
|
434 | def test_decorator_skip_disabled(): | |
429 | """test that decorator frame skipping can be disabled""" |
|
435 | """test that decorator frame skipping can be disabled""" | |
430 |
|
436 | |||
431 | child = _decorator_skip_setup() |
|
437 | child = _decorator_skip_setup() | |
432 |
|
438 | |||
433 | child.expect_exact("3 bar(3, 4)") |
|
439 | child.expect_exact("3 bar(3, 4)") | |
434 |
|
440 | |||
435 | for input_, expected in [ |
|
441 | for input_, expected in [ | |
436 | ("skip_predicates debuggerskip False", ""), |
|
442 | ("skip_predicates debuggerskip False", ""), | |
437 | ("skip_predicates", "debuggerskip : False"), |
|
443 | ("skip_predicates", "debuggerskip : False"), | |
438 | ("step", "---> 2 def wrapped_fn"), |
|
444 | ("step", "---> 2 def wrapped_fn"), | |
439 | ("step", "----> 3 __debuggerskip__"), |
|
445 | ("step", "----> 3 __debuggerskip__"), | |
440 | ("step", "----> 4 helper_1()"), |
|
446 | ("step", "----> 4 helper_1()"), | |
441 | ("step", "---> 1 def helper_1():"), |
|
447 | ("step", "---> 1 def helper_1():"), | |
442 | ("next", "----> 2 helpers_helper()"), |
|
448 | ("next", "----> 2 helpers_helper()"), | |
443 | ("next", "--Return--"), |
|
449 | ("next", "--Return--"), | |
444 | ("next", "----> 5 __debuggerskip__ = False"), |
|
450 | ("next", "----> 5 __debuggerskip__ = False"), | |
445 | ]: |
|
451 | ]: | |
446 | child.expect("ipdb>") |
|
452 | child.expect("ipdb>") | |
447 | child.sendline(input_) |
|
453 | child.sendline(input_) | |
448 | child.expect_exact(input_) |
|
454 | child.expect_exact(input_) | |
449 | child.expect_exact(expected) |
|
455 | child.expect_exact(expected) | |
450 |
|
456 | |||
451 | child.close() |
|
457 | child.close() | |
452 |
|
458 | |||
453 |
|
459 | |||
454 | @skip_win32 |
|
460 | @skip_win32 | |
455 | def test_decorator_skip_with_breakpoint(): |
|
461 | def test_decorator_skip_with_breakpoint(): | |
456 | """test that decorator frame skipping can be disabled""" |
|
462 | """test that decorator frame skipping can be disabled""" | |
457 |
|
463 | |||
458 | import pexpect |
|
464 | import pexpect | |
459 |
|
465 | |||
460 | env = os.environ.copy() |
|
466 | env = os.environ.copy() | |
461 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
467 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
462 |
|
468 | |||
463 | child = pexpect.spawn( |
|
469 | child = pexpect.spawn( | |
464 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
470 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
465 | ) |
|
471 | ) | |
466 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
472 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE | |
467 |
|
473 | |||
468 | child.expect("IPython") |
|
474 | child.expect("IPython") | |
469 | child.expect("\n") |
|
475 | child.expect("\n") | |
470 |
|
476 | |||
471 | ### we need a filename, so we need to exec the full block with a filename |
|
477 | ### we need a filename, so we need to exec the full block with a filename | |
472 | with NamedTemporaryFile(suffix=".py", dir=".", delete=True) as tf: |
|
478 | with NamedTemporaryFile(suffix=".py", dir=".", delete=True) as tf: | |
473 |
|
479 | |||
474 | name = tf.name[:-3].split("/")[-1] |
|
480 | name = tf.name[:-3].split("/")[-1] | |
475 | tf.write("\n".join([dedent(x) for x in skip_decorators_blocks[:-1]]).encode()) |
|
481 | tf.write("\n".join([dedent(x) for x in skip_decorators_blocks[:-1]]).encode()) | |
476 | tf.flush() |
|
482 | tf.flush() | |
477 | codeblock = f"from {name} import f" |
|
483 | codeblock = f"from {name} import f" | |
478 |
|
484 | |||
479 | dedented_blocks = [ |
|
485 | dedented_blocks = [ | |
480 | codeblock, |
|
486 | codeblock, | |
481 | "f()", |
|
487 | "f()", | |
482 | ] |
|
488 | ] | |
483 |
|
489 | |||
484 | in_prompt_number = 1 |
|
490 | in_prompt_number = 1 | |
485 | for cblock in dedented_blocks: |
|
491 | for cblock in dedented_blocks: | |
486 | child.expect_exact(f"In [{in_prompt_number}]:") |
|
492 | child.expect_exact(f"In [{in_prompt_number}]:") | |
487 | in_prompt_number += 1 |
|
493 | in_prompt_number += 1 | |
488 | for line in cblock.splitlines(): |
|
494 | for line in cblock.splitlines(): | |
489 | child.sendline(line) |
|
495 | child.sendline(line) | |
490 | child.expect_exact(line) |
|
496 | child.expect_exact(line) | |
491 | child.sendline("") |
|
497 | child.sendline("") | |
492 |
|
498 | |||
493 | # as the filename does not exists, we'll rely on the filename prompt |
|
499 | # as the filename does not exists, we'll rely on the filename prompt | |
494 | child.expect_exact("47 bar(3, 4)") |
|
500 | child.expect_exact("47 bar(3, 4)") | |
495 |
|
501 | |||
496 | for input_, expected in [ |
|
502 | for input_, expected in [ | |
497 | (f"b {name}.py:3", ""), |
|
503 | (f"b {name}.py:3", ""), | |
498 | ("step", "1---> 3 pass # should not stop here except"), |
|
504 | ("step", "1---> 3 pass # should not stop here except"), | |
499 | ("step", "---> 38 @pdb_skipped_decorator"), |
|
505 | ("step", "---> 38 @pdb_skipped_decorator"), | |
500 | ("continue", ""), |
|
506 | ("continue", ""), | |
501 | ]: |
|
507 | ]: | |
502 | child.expect("ipdb>") |
|
508 | child.expect("ipdb>") | |
503 | child.sendline(input_) |
|
509 | child.sendline(input_) | |
504 | child.expect_exact(input_) |
|
510 | child.expect_exact(input_) | |
505 | child.expect_exact(expected) |
|
511 | child.expect_exact(expected) | |
506 |
|
512 | |||
507 | child.close() |
|
513 | child.close() | |
508 |
|
514 | |||
509 |
|
515 | |||
510 | @skip_win32 |
|
516 | @skip_win32 | |
511 | def test_where_erase_value(): |
|
517 | def test_where_erase_value(): | |
512 | """Test that `where` does not access f_locals and erase values.""" |
|
518 | """Test that `where` does not access f_locals and erase values.""" | |
513 | import pexpect |
|
519 | import pexpect | |
514 |
|
520 | |||
515 | env = os.environ.copy() |
|
521 | env = os.environ.copy() | |
516 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
522 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
517 |
|
523 | |||
518 | child = pexpect.spawn( |
|
524 | child = pexpect.spawn( | |
519 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
525 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
520 | ) |
|
526 | ) | |
521 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
527 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE | |
522 |
|
528 | |||
523 | child.expect("IPython") |
|
529 | child.expect("IPython") | |
524 | child.expect("\n") |
|
530 | child.expect("\n") | |
525 | child.expect_exact("In [1]") |
|
531 | child.expect_exact("In [1]") | |
526 |
|
532 | |||
527 | block = dedent( |
|
533 | block = dedent( | |
528 | """ |
|
534 | """ | |
529 | def simple_f(): |
|
535 | def simple_f(): | |
530 | myvar = 1 |
|
536 | myvar = 1 | |
531 | print(myvar) |
|
537 | print(myvar) | |
532 | 1/0 |
|
538 | 1/0 | |
533 | print(myvar) |
|
539 | print(myvar) | |
534 | simple_f() """ |
|
540 | simple_f() """ | |
535 | ) |
|
541 | ) | |
536 |
|
542 | |||
537 | for line in block.splitlines(): |
|
543 | for line in block.splitlines(): | |
538 | child.sendline(line) |
|
544 | child.sendline(line) | |
539 | child.expect_exact(line) |
|
545 | child.expect_exact(line) | |
540 | child.expect_exact("ZeroDivisionError") |
|
546 | child.expect_exact("ZeroDivisionError") | |
541 | child.expect_exact("In [2]:") |
|
547 | child.expect_exact("In [2]:") | |
542 |
|
548 | |||
543 | child.sendline("%debug") |
|
549 | child.sendline("%debug") | |
544 |
|
550 | |||
545 | ## |
|
551 | ## | |
546 | child.expect("ipdb>") |
|
552 | child.expect("ipdb>") | |
547 |
|
553 | |||
548 | child.sendline("myvar") |
|
554 | child.sendline("myvar") | |
549 | child.expect("1") |
|
555 | child.expect("1") | |
550 |
|
556 | |||
551 | ## |
|
557 | ## | |
552 | child.expect("ipdb>") |
|
558 | child.expect("ipdb>") | |
553 |
|
559 | |||
554 | child.sendline("myvar = 2") |
|
560 | child.sendline("myvar = 2") | |
555 |
|
561 | |||
556 | ## |
|
562 | ## | |
557 | child.expect_exact("ipdb>") |
|
563 | child.expect_exact("ipdb>") | |
558 |
|
564 | |||
559 | child.sendline("myvar") |
|
565 | child.sendline("myvar") | |
560 |
|
566 | |||
561 | child.expect_exact("2") |
|
567 | child.expect_exact("2") | |
562 |
|
568 | |||
563 | ## |
|
569 | ## | |
564 | child.expect("ipdb>") |
|
570 | child.expect("ipdb>") | |
565 | child.sendline("where") |
|
571 | child.sendline("where") | |
566 |
|
572 | |||
567 | ## |
|
573 | ## | |
568 | child.expect("ipdb>") |
|
574 | child.expect("ipdb>") | |
569 | child.sendline("myvar") |
|
575 | child.sendline("myvar") | |
570 |
|
576 | |||
571 | child.expect_exact("2") |
|
577 | child.expect_exact("2") | |
572 | child.expect("ipdb>") |
|
578 | child.expect("ipdb>") | |
573 |
|
579 | |||
574 | child.close() |
|
580 | child.close() |
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