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@@ -1,579 +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. |
|
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 | import nose.tools as nt |
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21 | import nose.tools as nt | |
22 |
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22 | |||
23 | from IPython.core import debugger |
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23 | from IPython.core import debugger | |
24 | from IPython.testing import IPYTHON_TESTING_TIMEOUT_SCALE |
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24 | from IPython.testing import IPYTHON_TESTING_TIMEOUT_SCALE | |
25 | from IPython.testing.decorators import skip_win32 |
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25 | from IPython.testing.decorators import skip_win32 | |
26 |
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26 | |||
27 | #----------------------------------------------------------------------------- |
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27 | #----------------------------------------------------------------------------- | |
28 | # Helper classes, from CPython's Pdb test suite |
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28 | # Helper classes, from CPython's Pdb test suite | |
29 | #----------------------------------------------------------------------------- |
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29 | #----------------------------------------------------------------------------- | |
30 |
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30 | |||
31 | class _FakeInput(object): |
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31 | class _FakeInput(object): | |
32 | """ |
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32 | """ | |
33 | A fake input stream for pdb's interactive debugger. Whenever a |
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33 | A fake input stream for pdb's interactive debugger. Whenever a | |
34 | line is read, print it (to simulate the user typing it), and then |
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34 | line is read, print it (to simulate the user typing it), and then | |
35 | return it. The set of lines to return is specified in the |
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35 | return it. The set of lines to return is specified in the | |
36 | constructor; they should not have trailing newlines. |
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36 | constructor; they should not have trailing newlines. | |
37 | """ |
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37 | """ | |
38 | def __init__(self, lines): |
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38 | def __init__(self, lines): | |
39 | self.lines = iter(lines) |
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39 | self.lines = iter(lines) | |
40 |
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40 | |||
41 | def readline(self): |
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41 | def readline(self): | |
42 | line = next(self.lines) |
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42 | line = next(self.lines) | |
43 | print(line) |
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43 | print(line) | |
44 | return line+'\n' |
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44 | return line+'\n' | |
45 |
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45 | |||
46 | class PdbTestInput(object): |
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46 | class PdbTestInput(object): | |
47 | """Context manager that makes testing Pdb in doctests easier.""" |
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47 | """Context manager that makes testing Pdb in doctests easier.""" | |
48 |
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48 | |||
49 | def __init__(self, input): |
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49 | def __init__(self, input): | |
50 | self.input = input |
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50 | self.input = input | |
51 |
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51 | |||
52 | def __enter__(self): |
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52 | def __enter__(self): | |
53 | self.real_stdin = sys.stdin |
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53 | self.real_stdin = sys.stdin | |
54 | sys.stdin = _FakeInput(self.input) |
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54 | sys.stdin = _FakeInput(self.input) | |
55 |
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55 | |||
56 | def __exit__(self, *exc): |
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56 | def __exit__(self, *exc): | |
57 | sys.stdin = self.real_stdin |
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57 | sys.stdin = self.real_stdin | |
58 |
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58 | |||
59 | #----------------------------------------------------------------------------- |
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59 | #----------------------------------------------------------------------------- | |
60 | # Tests |
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60 | # Tests | |
61 | #----------------------------------------------------------------------------- |
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61 | #----------------------------------------------------------------------------- | |
62 |
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62 | |||
63 | def test_longer_repr(): |
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63 | def test_longer_repr(): | |
64 | try: |
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64 | try: | |
65 | from reprlib import repr as trepr # Py 3 |
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65 | from reprlib import repr as trepr # Py 3 | |
66 | except ImportError: |
|
66 | except ImportError: | |
67 | from repr import repr as trepr # Py 2 |
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67 | from repr import repr as trepr # Py 2 | |
68 |
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68 | |||
69 | a = '1234567890'* 7 |
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69 | a = '1234567890'* 7 | |
70 | ar = "'1234567890123456789012345678901234567890123456789012345678901234567890'" |
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70 | ar = "'1234567890123456789012345678901234567890123456789012345678901234567890'" | |
71 | a_trunc = "'123456789012...8901234567890'" |
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71 | a_trunc = "'123456789012...8901234567890'" | |
72 | nt.assert_equal(trepr(a), a_trunc) |
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72 | nt.assert_equal(trepr(a), a_trunc) | |
73 | # The creation of our tracer modifies the repr module's repr function |
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73 | # The creation of our tracer modifies the repr module's repr function | |
74 | # in-place, since that global is used directly by the stdlib's pdb module. |
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74 | # in-place, since that global is used directly by the stdlib's pdb module. | |
75 | with warnings.catch_warnings(): |
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75 | with warnings.catch_warnings(): | |
76 | warnings.simplefilter('ignore', DeprecationWarning) |
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76 | warnings.simplefilter('ignore', DeprecationWarning) | |
77 | debugger.Tracer() |
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77 | debugger.Tracer() | |
78 | nt.assert_equal(trepr(a), ar) |
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78 | nt.assert_equal(trepr(a), ar) | |
79 |
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79 | |||
80 | def test_ipdb_magics(): |
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80 | def test_ipdb_magics(): | |
81 | '''Test calling some IPython magics from ipdb. |
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81 | '''Test calling some IPython magics from ipdb. | |
82 |
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82 | |||
83 | First, set up some test functions and classes which we can inspect. |
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83 | First, set up some test functions and classes which we can inspect. | |
84 |
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84 | |||
85 | >>> class ExampleClass(object): |
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85 | >>> class ExampleClass(object): | |
86 | ... """Docstring for ExampleClass.""" |
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86 | ... """Docstring for ExampleClass.""" | |
87 | ... def __init__(self): |
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87 | ... def __init__(self): | |
88 | ... """Docstring for ExampleClass.__init__""" |
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88 | ... """Docstring for ExampleClass.__init__""" | |
89 | ... pass |
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89 | ... pass | |
90 | ... def __str__(self): |
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90 | ... def __str__(self): | |
91 | ... return "ExampleClass()" |
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91 | ... return "ExampleClass()" | |
92 |
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92 | |||
93 | >>> def example_function(x, y, z="hello"): |
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93 | >>> def example_function(x, y, z="hello"): | |
94 | ... """Docstring for example_function.""" |
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94 | ... """Docstring for example_function.""" | |
95 | ... pass |
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95 | ... pass | |
96 |
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96 | |||
97 | >>> old_trace = sys.gettrace() |
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97 | >>> old_trace = sys.gettrace() | |
98 |
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98 | |||
99 | Create a function which triggers ipdb. |
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99 | Create a function which triggers ipdb. | |
100 |
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100 | |||
101 | >>> def trigger_ipdb(): |
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101 | >>> def trigger_ipdb(): | |
102 | ... a = ExampleClass() |
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102 | ... a = ExampleClass() | |
103 | ... debugger.Pdb().set_trace() |
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103 | ... debugger.Pdb().set_trace() | |
104 |
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104 | |||
105 | >>> with PdbTestInput([ |
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105 | >>> with PdbTestInput([ | |
106 | ... 'pdef example_function', |
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106 | ... 'pdef example_function', | |
107 | ... 'pdoc ExampleClass', |
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107 | ... 'pdoc ExampleClass', | |
108 | ... 'up', |
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108 | ... 'up', | |
109 | ... 'down', |
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109 | ... 'down', | |
110 | ... 'list', |
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110 | ... 'list', | |
111 | ... 'pinfo a', |
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111 | ... 'pinfo a', | |
112 | ... 'll', |
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112 | ... 'll', | |
113 | ... 'continue', |
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113 | ... 'continue', | |
114 | ... ]): |
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114 | ... ]): | |
115 | ... trigger_ipdb() |
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115 | ... trigger_ipdb() | |
116 | --Return-- |
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116 | --Return-- | |
117 | None |
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117 | None | |
118 | > <doctest ...>(3)trigger_ipdb() |
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118 | > <doctest ...>(3)trigger_ipdb() | |
119 | 1 def trigger_ipdb(): |
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119 | 1 def trigger_ipdb(): | |
120 | 2 a = ExampleClass() |
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120 | 2 a = ExampleClass() | |
121 | ----> 3 debugger.Pdb().set_trace() |
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121 | ----> 3 debugger.Pdb().set_trace() | |
122 | <BLANKLINE> |
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122 | <BLANKLINE> | |
123 | ipdb> pdef example_function |
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123 | ipdb> pdef example_function | |
124 | example_function(x, y, z='hello') |
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124 | example_function(x, y, z='hello') | |
125 | ipdb> pdoc ExampleClass |
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125 | ipdb> pdoc ExampleClass | |
126 | Class docstring: |
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126 | Class docstring: | |
127 | Docstring for ExampleClass. |
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127 | Docstring for ExampleClass. | |
128 | Init docstring: |
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128 | Init docstring: | |
129 | Docstring for ExampleClass.__init__ |
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129 | Docstring for ExampleClass.__init__ | |
130 | ipdb> up |
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130 | ipdb> up | |
131 | > <doctest ...>(11)<module>() |
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131 | > <doctest ...>(11)<module>() | |
132 | 7 'pinfo a', |
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132 | 7 'pinfo a', | |
133 | 8 'll', |
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133 | 8 'll', | |
134 | 9 'continue', |
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134 | 9 'continue', | |
135 | 10 ]): |
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135 | 10 ]): | |
136 | ---> 11 trigger_ipdb() |
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136 | ---> 11 trigger_ipdb() | |
137 | <BLANKLINE> |
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137 | <BLANKLINE> | |
138 | ipdb> down |
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138 | ipdb> down | |
139 | None |
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139 | None | |
140 | > <doctest ...>(3)trigger_ipdb() |
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140 | > <doctest ...>(3)trigger_ipdb() | |
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> |
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144 | <BLANKLINE> | |
145 | ipdb> list |
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145 | ipdb> list | |
146 | 1 def trigger_ipdb(): |
|
146 | 1 def trigger_ipdb(): | |
147 | 2 a = ExampleClass() |
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147 | 2 a = ExampleClass() | |
148 | ----> 3 debugger.Pdb().set_trace() |
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148 | ----> 3 debugger.Pdb().set_trace() | |
149 | <BLANKLINE> |
|
149 | <BLANKLINE> | |
150 | ipdb> pinfo a |
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150 | ipdb> pinfo a | |
151 | Type: ExampleClass |
|
151 | Type: ExampleClass | |
152 | String form: ExampleClass() |
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152 | String form: ExampleClass() | |
153 | Namespace: Local... |
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153 | Namespace: Local... | |
154 | Docstring: Docstring for ExampleClass. |
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154 | Docstring: Docstring for ExampleClass. | |
155 | Init docstring: Docstring for ExampleClass.__init__ |
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155 | Init docstring: Docstring for ExampleClass.__init__ | |
156 | ipdb> ll |
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156 | ipdb> ll | |
157 | 1 def trigger_ipdb(): |
|
157 | 1 def trigger_ipdb(): | |
158 | 2 a = ExampleClass() |
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158 | 2 a = ExampleClass() | |
159 | ----> 3 debugger.Pdb().set_trace() |
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159 | ----> 3 debugger.Pdb().set_trace() | |
160 | <BLANKLINE> |
|
160 | <BLANKLINE> | |
161 | ipdb> continue |
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161 | ipdb> continue | |
162 |
|
162 | |||
163 | Restore previous trace function, e.g. for coverage.py |
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163 | Restore previous trace function, e.g. for coverage.py | |
164 |
|
164 | |||
165 | >>> sys.settrace(old_trace) |
|
165 | >>> sys.settrace(old_trace) | |
166 | ''' |
|
166 | ''' | |
167 |
|
167 | |||
168 | def test_ipdb_magics2(): |
|
168 | def test_ipdb_magics2(): | |
169 | '''Test ipdb with a very short function. |
|
169 | '''Test ipdb with a very short function. | |
170 |
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170 | |||
171 | >>> old_trace = sys.gettrace() |
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171 | >>> old_trace = sys.gettrace() | |
172 |
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172 | |||
173 | >>> def bar(): |
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173 | >>> def bar(): | |
174 | ... pass |
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174 | ... pass | |
175 |
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175 | |||
176 | Run ipdb. |
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176 | Run ipdb. | |
177 |
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177 | |||
178 | >>> with PdbTestInput([ |
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178 | >>> with PdbTestInput([ | |
179 | ... 'continue', |
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179 | ... 'continue', | |
180 | ... ]): |
|
180 | ... ]): | |
181 | ... debugger.Pdb().runcall(bar) |
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181 | ... debugger.Pdb().runcall(bar) | |
182 | > <doctest ...>(2)bar() |
|
182 | > <doctest ...>(2)bar() | |
183 | 1 def bar(): |
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183 | 1 def bar(): | |
184 | ----> 2 pass |
|
184 | ----> 2 pass | |
185 | <BLANKLINE> |
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185 | <BLANKLINE> | |
186 | ipdb> continue |
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186 | ipdb> continue | |
187 |
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187 | |||
188 | Restore previous trace function, e.g. for coverage.py |
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188 | Restore previous trace function, e.g. for coverage.py | |
189 |
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189 | |||
190 | >>> sys.settrace(old_trace) |
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190 | >>> sys.settrace(old_trace) | |
191 | ''' |
|
191 | ''' | |
192 |
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192 | |||
193 | def can_quit(): |
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193 | def can_quit(): | |
194 | '''Test that quit work in ipydb |
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194 | '''Test that quit work in ipydb | |
195 |
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195 | |||
196 | >>> old_trace = sys.gettrace() |
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196 | >>> old_trace = sys.gettrace() | |
197 |
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197 | |||
198 | >>> def bar(): |
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198 | >>> def bar(): | |
199 | ... pass |
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199 | ... pass | |
200 |
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200 | |||
201 | >>> with PdbTestInput([ |
|
201 | >>> with PdbTestInput([ | |
202 | ... 'quit', |
|
202 | ... 'quit', | |
203 | ... ]): |
|
203 | ... ]): | |
204 | ... debugger.Pdb().runcall(bar) |
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204 | ... debugger.Pdb().runcall(bar) | |
205 | > <doctest ...>(2)bar() |
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205 | > <doctest ...>(2)bar() | |
206 | 1 def bar(): |
|
206 | 1 def bar(): | |
207 | ----> 2 pass |
|
207 | ----> 2 pass | |
208 | <BLANKLINE> |
|
208 | <BLANKLINE> | |
209 | ipdb> quit |
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209 | ipdb> quit | |
210 |
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210 | |||
211 | Restore previous trace function, e.g. for coverage.py |
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211 | Restore previous trace function, e.g. for coverage.py | |
212 |
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212 | |||
213 | >>> sys.settrace(old_trace) |
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213 | >>> sys.settrace(old_trace) | |
214 | ''' |
|
214 | ''' | |
215 |
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215 | |||
216 |
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216 | |||
217 | def can_exit(): |
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217 | def can_exit(): | |
218 | '''Test that quit work in ipydb |
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218 | '''Test that quit work in ipydb | |
219 |
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219 | |||
220 | >>> old_trace = sys.gettrace() |
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220 | >>> old_trace = sys.gettrace() | |
221 |
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221 | |||
222 | >>> def bar(): |
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222 | >>> def bar(): | |
223 | ... pass |
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223 | ... pass | |
224 |
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224 | |||
225 | >>> with PdbTestInput([ |
|
225 | >>> with PdbTestInput([ | |
226 | ... 'exit', |
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226 | ... 'exit', | |
227 | ... ]): |
|
227 | ... ]): | |
228 | ... debugger.Pdb().runcall(bar) |
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228 | ... debugger.Pdb().runcall(bar) | |
229 | > <doctest ...>(2)bar() |
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229 | > <doctest ...>(2)bar() | |
230 | 1 def bar(): |
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230 | 1 def bar(): | |
231 | ----> 2 pass |
|
231 | ----> 2 pass | |
232 | <BLANKLINE> |
|
232 | <BLANKLINE> | |
233 | ipdb> exit |
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233 | ipdb> exit | |
234 |
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234 | |||
235 | Restore previous trace function, e.g. for coverage.py |
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235 | Restore previous trace function, e.g. for coverage.py | |
236 |
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236 | |||
237 | >>> sys.settrace(old_trace) |
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237 | >>> sys.settrace(old_trace) | |
238 | ''' |
|
238 | ''' | |
239 |
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239 | |||
240 |
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240 | |||
241 | def test_interruptible_core_debugger(): |
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241 | def test_interruptible_core_debugger(): | |
242 | """The debugger can be interrupted. |
|
242 | """The debugger can be interrupted. | |
243 |
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243 | |||
244 | The presumption is there is some mechanism that causes a KeyboardInterrupt |
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244 | The presumption is there is some mechanism that causes a KeyboardInterrupt | |
245 | (this is implemented in ipykernel). We want to ensure the |
|
245 | (this is implemented in ipykernel). We want to ensure the | |
246 | KeyboardInterrupt cause debugging to cease. |
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246 | KeyboardInterrupt cause debugging to cease. | |
247 | """ |
|
247 | """ | |
248 | def raising_input(msg="", called=[0]): |
|
248 | def raising_input(msg="", called=[0]): | |
249 | called[0] += 1 |
|
249 | called[0] += 1 | |
250 | if called[0] == 1: |
|
250 | if called[0] == 1: | |
251 | raise KeyboardInterrupt() |
|
251 | raise KeyboardInterrupt() | |
252 | else: |
|
252 | else: | |
253 | raise AssertionError("input() should only be called once!") |
|
253 | raise AssertionError("input() should only be called once!") | |
254 |
|
254 | |||
255 | with patch.object(builtins, "input", raising_input): |
|
255 | with patch.object(builtins, "input", raising_input): | |
256 | debugger.InterruptiblePdb().set_trace() |
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256 | debugger.InterruptiblePdb().set_trace() | |
257 | # The way this test will fail is by set_trace() never exiting, |
|
257 | # The way this test will fail is by set_trace() never exiting, | |
258 | # resulting in a timeout by the test runner. The alternative |
|
258 | # resulting in a timeout by the test runner. The alternative | |
259 | # implementation would involve a subprocess, but that adds issues with |
|
259 | # implementation would involve a subprocess, but that adds issues with | |
260 | # interrupting subprocesses that are rather complex, so it's simpler |
|
260 | # interrupting subprocesses that are rather complex, so it's simpler | |
261 | # just to do it this way. |
|
261 | # just to do it this way. | |
262 |
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262 | |||
263 | @skip_win32 |
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263 | @skip_win32 | |
264 | def test_xmode_skip(): |
|
264 | def test_xmode_skip(): | |
265 | """that xmode skip frames |
|
265 | """that xmode skip frames | |
266 |
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266 | |||
267 | Not as a doctest as pytest does not run doctests. |
|
267 | Not as a doctest as pytest does not run doctests. | |
268 | """ |
|
268 | """ | |
269 | import pexpect |
|
269 | import pexpect | |
270 | env = os.environ.copy() |
|
270 | env = os.environ.copy() | |
271 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
271 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
272 |
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272 | |||
273 | child = pexpect.spawn( |
|
273 | child = pexpect.spawn( | |
274 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
274 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
275 | ) |
|
275 | ) | |
276 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
276 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE | |
277 |
|
277 | |||
278 | child.expect("IPython") |
|
278 | child.expect("IPython") | |
279 | child.expect("\n") |
|
279 | child.expect("\n") | |
280 | child.expect_exact("In [1]") |
|
280 | child.expect_exact("In [1]") | |
281 |
|
281 | |||
282 | block = dedent( |
|
282 | block = dedent( | |
283 | """ |
|
283 | """ | |
284 | def f(): |
|
284 | def f(): | |
285 | __tracebackhide__ = True |
|
285 | __tracebackhide__ = True | |
286 | g() |
|
286 | g() | |
287 |
|
287 | |||
288 | def g(): |
|
288 | def g(): | |
289 | raise ValueError |
|
289 | raise ValueError | |
290 |
|
290 | |||
291 | f() |
|
291 | f() | |
292 | """ |
|
292 | """ | |
293 | ) |
|
293 | ) | |
294 |
|
294 | |||
295 | for line in block.splitlines(): |
|
295 | for line in block.splitlines(): | |
296 | child.sendline(line) |
|
296 | child.sendline(line) | |
297 | child.expect_exact(line) |
|
297 | child.expect_exact(line) | |
298 | child.expect_exact("skipping") |
|
298 | child.expect_exact("skipping") | |
299 |
|
299 | |||
300 | block = dedent( |
|
300 | block = dedent( | |
301 | """ |
|
301 | """ | |
302 | def f(): |
|
302 | def f(): | |
303 | __tracebackhide__ = True |
|
303 | __tracebackhide__ = True | |
304 | g() |
|
304 | g() | |
305 |
|
305 | |||
306 | def g(): |
|
306 | def g(): | |
307 | from IPython.core.debugger import set_trace |
|
307 | from IPython.core.debugger import set_trace | |
308 | set_trace() |
|
308 | set_trace() | |
309 |
|
309 | |||
310 | f() |
|
310 | f() | |
311 | """ |
|
311 | """ | |
312 | ) |
|
312 | ) | |
313 |
|
313 | |||
314 | for line in block.splitlines(): |
|
314 | for line in block.splitlines(): | |
315 | child.sendline(line) |
|
315 | child.sendline(line) | |
316 | child.expect_exact(line) |
|
316 | child.expect_exact(line) | |
317 |
|
317 | |||
318 | child.expect("ipdb>") |
|
318 | child.expect("ipdb>") | |
319 | child.sendline("w") |
|
319 | child.sendline("w") | |
320 | child.expect("hidden") |
|
320 | child.expect("hidden") | |
321 | child.expect("ipdb>") |
|
321 | child.expect("ipdb>") | |
322 | child.sendline("skip_hidden false") |
|
322 | child.sendline("skip_hidden false") | |
323 | child.sendline("w") |
|
323 | child.sendline("w") | |
324 | child.expect("__traceba") |
|
324 | child.expect("__traceba") | |
325 | child.expect("ipdb>") |
|
325 | child.expect("ipdb>") | |
326 |
|
326 | |||
327 | child.close() |
|
327 | child.close() | |
328 |
|
328 | |||
329 |
|
329 | |||
330 | skip_decorators_blocks = ( |
|
330 | skip_decorators_blocks = ( | |
331 | """ |
|
331 | """ | |
332 | def helpers_helper(): |
|
332 | def helpers_helper(): | |
333 | pass # should not stop here except breakpoint |
|
333 | pass # should not stop here except breakpoint | |
334 | """, |
|
334 | """, | |
335 | """ |
|
335 | """ | |
336 | def helper_1(): |
|
336 | def helper_1(): | |
337 | helpers_helper() # should not stop here |
|
337 | helpers_helper() # should not stop here | |
338 | """, |
|
338 | """, | |
339 | """ |
|
339 | """ | |
340 | def helper_2(): |
|
340 | def helper_2(): | |
341 | pass # should not stop here |
|
341 | pass # should not stop here | |
342 | """, |
|
342 | """, | |
343 | """ |
|
343 | """ | |
344 | def pdb_skipped_decorator2(function): |
|
344 | def pdb_skipped_decorator2(function): | |
345 | def wrapped_fn(*args, **kwargs): |
|
345 | def wrapped_fn(*args, **kwargs): | |
346 | __debuggerskip__ = True |
|
346 | __debuggerskip__ = True | |
347 | helper_2() |
|
347 | helper_2() | |
348 | __debuggerskip__ = False |
|
348 | __debuggerskip__ = False | |
349 | result = function(*args, **kwargs) |
|
349 | result = function(*args, **kwargs) | |
350 | __debuggerskip__ = True |
|
350 | __debuggerskip__ = True | |
351 | helper_2() |
|
351 | helper_2() | |
352 | return result |
|
352 | return result | |
353 | return wrapped_fn |
|
353 | return wrapped_fn | |
354 | """, |
|
354 | """, | |
355 | """ |
|
355 | """ | |
356 | def pdb_skipped_decorator(function): |
|
356 | def pdb_skipped_decorator(function): | |
357 | def wrapped_fn(*args, **kwargs): |
|
357 | def wrapped_fn(*args, **kwargs): | |
358 | __debuggerskip__ = True |
|
358 | __debuggerskip__ = True | |
359 | helper_1() |
|
359 | helper_1() | |
360 | __debuggerskip__ = False |
|
360 | __debuggerskip__ = False | |
361 | result = function(*args, **kwargs) |
|
361 | result = function(*args, **kwargs) | |
362 | __debuggerskip__ = True |
|
362 | __debuggerskip__ = True | |
363 | helper_2() |
|
363 | helper_2() | |
364 | return result |
|
364 | return result | |
365 | return wrapped_fn |
|
365 | return wrapped_fn | |
366 | """, |
|
366 | """, | |
367 | """ |
|
367 | """ | |
368 | @pdb_skipped_decorator |
|
368 | @pdb_skipped_decorator | |
369 | @pdb_skipped_decorator2 |
|
369 | @pdb_skipped_decorator2 | |
370 | def bar(x, y): |
|
370 | def bar(x, y): | |
371 | return x * y |
|
371 | return x * y | |
372 | """, |
|
372 | """, | |
373 | """import IPython.terminal.debugger as ipdb""", |
|
373 | """import IPython.terminal.debugger as ipdb""", | |
374 | """ |
|
374 | """ | |
375 | def f(): |
|
375 | def f(): | |
376 | ipdb.set_trace() |
|
376 | ipdb.set_trace() | |
377 | bar(3, 4) |
|
377 | bar(3, 4) | |
378 | """, |
|
378 | """, | |
379 | """ |
|
379 | """ | |
380 | f() |
|
380 | f() | |
381 | """, |
|
381 | """, | |
382 | ) |
|
382 | ) | |
383 |
|
383 | |||
384 |
|
384 | |||
385 | def _decorator_skip_setup(): |
|
385 | def _decorator_skip_setup(): | |
386 | import pexpect |
|
386 | import pexpect | |
387 |
|
387 | |||
388 | env = os.environ.copy() |
|
388 | env = os.environ.copy() | |
389 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
389 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
390 |
|
390 | |||
391 | child = pexpect.spawn( |
|
391 | child = pexpect.spawn( | |
392 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
392 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
393 | ) |
|
393 | ) | |
|
394 | child.str_last_chars = 1000 | |||
394 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
395 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE | |
395 |
|
396 | |||
396 | child.expect("IPython") |
|
397 | child.expect("IPython") | |
397 | child.expect("\n") |
|
398 | child.expect("\n") | |
398 |
|
399 | |||
399 | dedented_blocks = [dedent(b).strip() for b in skip_decorators_blocks] |
|
400 | dedented_blocks = [dedent(b).strip() for b in skip_decorators_blocks] | |
400 | in_prompt_number = 1 |
|
401 | in_prompt_number = 1 | |
401 | for cblock in dedented_blocks: |
|
402 | for cblock in dedented_blocks: | |
402 | child.expect_exact(f"In [{in_prompt_number}]:") |
|
403 | child.expect_exact(f"In [{in_prompt_number}]:") | |
403 | in_prompt_number += 1 |
|
404 | in_prompt_number += 1 | |
404 | for line in cblock.splitlines(): |
|
405 | for line in cblock.splitlines(): | |
405 | child.sendline(line) |
|
406 | child.sendline(line) | |
406 | child.expect_exact(line) |
|
407 | child.expect_exact(line) | |
407 | child.sendline("") |
|
408 | child.sendline("") | |
408 | return child |
|
409 | return child | |
409 |
|
410 | |||
410 |
|
411 | |||
411 | @skip_win32 |
|
412 | @skip_win32 | |
412 | def test_decorator_skip(): |
|
413 | def test_decorator_skip(): | |
413 | """test that decorator frames can be skipped.""" |
|
414 | """test that decorator frames can be skipped.""" | |
414 |
|
415 | |||
415 | child = _decorator_skip_setup() |
|
416 | child = _decorator_skip_setup() | |
416 |
|
417 | |||
417 | child.expect_exact("3 bar(3, 4)") |
|
418 | child.expect_exact("3 bar(3, 4)") | |
418 | child.expect("ipdb>") |
|
419 | child.expect("ipdb>") | |
419 |
|
420 | |||
420 | child.expect("ipdb>") |
|
421 | child.expect("ipdb>") | |
421 | child.sendline("step") |
|
422 | child.sendline("step") | |
422 | child.expect_exact("step") |
|
423 | child.expect_exact("step") | |
423 |
|
424 | |||
424 | child.expect_exact("1 @pdb_skipped_decorator") |
|
425 | child.expect_exact("1 @pdb_skipped_decorator") | |
425 |
|
426 | |||
426 | child.sendline("s") |
|
427 | child.sendline("s") | |
427 | child.expect_exact("return x * y") |
|
428 | child.expect_exact("return x * y") | |
428 |
|
429 | |||
429 | child.close() |
|
430 | child.close() | |
430 |
|
431 | |||
431 |
|
432 | |||
432 | @skip_win32 |
|
433 | @skip_win32 | |
433 | def test_decorator_skip_disabled(): |
|
434 | def test_decorator_skip_disabled(): | |
434 | """test that decorator frame skipping can be disabled""" |
|
435 | """test that decorator frame skipping can be disabled""" | |
435 |
|
436 | |||
436 | child = _decorator_skip_setup() |
|
437 | child = _decorator_skip_setup() | |
437 |
|
438 | |||
438 | child.expect_exact("3 bar(3, 4)") |
|
439 | child.expect_exact("3 bar(3, 4)") | |
439 |
|
440 | |||
440 | for input_, expected in [ |
|
441 | for input_, expected in [ | |
441 | ("skip_predicates debuggerskip False", ""), |
|
442 | ("skip_predicates debuggerskip False", ""), | |
442 | ("skip_predicates", "debuggerskip : False"), |
|
443 | ("skip_predicates", "debuggerskip : False"), | |
443 | ("step", "---> 2 def wrapped_fn"), |
|
444 | ("step", "---> 2 def wrapped_fn"), | |
444 | ("step", "----> 3 __debuggerskip__"), |
|
445 | ("step", "----> 3 __debuggerskip__"), | |
445 | ("step", "----> 4 helper_1()"), |
|
446 | ("step", "----> 4 helper_1()"), | |
446 | ("step", "---> 1 def helper_1():"), |
|
447 | ("step", "---> 1 def helper_1():"), | |
447 | ("next", "----> 2 helpers_helper()"), |
|
448 | ("next", "----> 2 helpers_helper()"), | |
448 | ("next", "--Return--"), |
|
449 | ("next", "--Return--"), | |
449 | ("next", "----> 5 __debuggerskip__ = False"), |
|
450 | ("next", "----> 5 __debuggerskip__ = False"), | |
450 | ]: |
|
451 | ]: | |
451 | child.expect("ipdb>") |
|
452 | child.expect("ipdb>") | |
452 | child.sendline(input_) |
|
453 | child.sendline(input_) | |
453 | child.expect_exact(input_) |
|
454 | child.expect_exact(input_) | |
454 | child.expect_exact(expected) |
|
455 | child.expect_exact(expected) | |
455 |
|
456 | |||
456 | child.close() |
|
457 | child.close() | |
457 |
|
458 | |||
458 |
|
459 | |||
459 | @skip_win32 |
|
460 | @skip_win32 | |
460 | def test_decorator_skip_with_breakpoint(): |
|
461 | def test_decorator_skip_with_breakpoint(): | |
461 | """test that decorator frame skipping can be disabled""" |
|
462 | """test that decorator frame skipping can be disabled""" | |
462 |
|
463 | |||
463 | import pexpect |
|
464 | import pexpect | |
464 |
|
465 | |||
465 | env = os.environ.copy() |
|
466 | env = os.environ.copy() | |
466 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
467 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
467 |
|
468 | |||
468 | child = pexpect.spawn( |
|
469 | child = pexpect.spawn( | |
469 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
470 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
470 | ) |
|
471 | ) | |
471 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
472 | child.timeout = 5 * IPYTHON_TESTING_TIMEOUT_SCALE | |
472 |
|
473 | |||
473 | child.expect("IPython") |
|
474 | child.expect("IPython") | |
474 | child.expect("\n") |
|
475 | child.expect("\n") | |
475 |
|
476 | |||
476 | ### 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 | |
477 | with NamedTemporaryFile(suffix=".py", dir=".", delete=True) as tf: |
|
478 | with NamedTemporaryFile(suffix=".py", dir=".", delete=True) as tf: | |
478 |
|
479 | |||
479 | name = tf.name[:-3].split("/")[-1] |
|
480 | name = tf.name[:-3].split("/")[-1] | |
480 | 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()) | |
481 | tf.flush() |
|
482 | tf.flush() | |
482 | codeblock = f"from {name} import f" |
|
483 | codeblock = f"from {name} import f" | |
483 |
|
484 | |||
484 | dedented_blocks = [ |
|
485 | dedented_blocks = [ | |
485 | codeblock, |
|
486 | codeblock, | |
486 | "f()", |
|
487 | "f()", | |
487 | ] |
|
488 | ] | |
488 |
|
489 | |||
489 | in_prompt_number = 1 |
|
490 | in_prompt_number = 1 | |
490 | for cblock in dedented_blocks: |
|
491 | for cblock in dedented_blocks: | |
491 | child.expect_exact(f"In [{in_prompt_number}]:") |
|
492 | child.expect_exact(f"In [{in_prompt_number}]:") | |
492 | in_prompt_number += 1 |
|
493 | in_prompt_number += 1 | |
493 | for line in cblock.splitlines(): |
|
494 | for line in cblock.splitlines(): | |
494 | child.sendline(line) |
|
495 | child.sendline(line) | |
495 | child.expect_exact(line) |
|
496 | child.expect_exact(line) | |
496 | child.sendline("") |
|
497 | child.sendline("") | |
497 |
|
498 | |||
498 | # 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 | |
499 | child.expect_exact("47 bar(3, 4)") |
|
500 | child.expect_exact("47 bar(3, 4)") | |
500 |
|
501 | |||
501 | for input_, expected in [ |
|
502 | for input_, expected in [ | |
502 | (f"b {name}.py:3", ""), |
|
503 | (f"b {name}.py:3", ""), | |
503 | ("step", "1---> 3 pass # should not stop here except"), |
|
504 | ("step", "1---> 3 pass # should not stop here except"), | |
504 | ("step", "---> 38 @pdb_skipped_decorator"), |
|
505 | ("step", "---> 38 @pdb_skipped_decorator"), | |
505 | ("continue", ""), |
|
506 | ("continue", ""), | |
506 | ]: |
|
507 | ]: | |
507 | child.expect("ipdb>") |
|
508 | child.expect("ipdb>") | |
508 | child.sendline(input_) |
|
509 | child.sendline(input_) | |
509 | child.expect_exact(input_) |
|
510 | child.expect_exact(input_) | |
510 | child.expect_exact(expected) |
|
511 | child.expect_exact(expected) | |
511 |
|
512 | |||
512 | child.close() |
|
513 | child.close() | |
513 |
|
514 | |||
514 |
|
515 | |||
515 | @skip_win32 |
|
516 | @skip_win32 | |
516 | def test_where_erase_value(): |
|
517 | def test_where_erase_value(): | |
517 | """Test that `where` does not access f_locals and erase values.""" |
|
518 | """Test that `where` does not access f_locals and erase values.""" | |
518 | import pexpect |
|
519 | import pexpect | |
519 |
|
520 | |||
520 | env = os.environ.copy() |
|
521 | env = os.environ.copy() | |
521 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" |
|
522 | env["IPY_TEST_SIMPLE_PROMPT"] = "1" | |
522 |
|
523 | |||
523 | child = pexpect.spawn( |
|
524 | child = pexpect.spawn( | |
524 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env |
|
525 | sys.executable, ["-m", "IPython", "--colors=nocolor"], env=env | |
525 | ) |
|
526 | ) | |
526 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE |
|
527 | child.timeout = 15 * IPYTHON_TESTING_TIMEOUT_SCALE | |
527 |
|
528 | |||
528 | child.expect("IPython") |
|
529 | child.expect("IPython") | |
529 | child.expect("\n") |
|
530 | child.expect("\n") | |
530 | child.expect_exact("In [1]") |
|
531 | child.expect_exact("In [1]") | |
531 |
|
532 | |||
532 | block = dedent( |
|
533 | block = dedent( | |
533 | """ |
|
534 | """ | |
534 | def simple_f(): |
|
535 | def simple_f(): | |
535 | myvar = 1 |
|
536 | myvar = 1 | |
536 | print(myvar) |
|
537 | print(myvar) | |
537 | 1/0 |
|
538 | 1/0 | |
538 | print(myvar) |
|
539 | print(myvar) | |
539 | simple_f() """ |
|
540 | simple_f() """ | |
540 | ) |
|
541 | ) | |
541 |
|
542 | |||
542 | for line in block.splitlines(): |
|
543 | for line in block.splitlines(): | |
543 | child.sendline(line) |
|
544 | child.sendline(line) | |
544 | child.expect_exact(line) |
|
545 | child.expect_exact(line) | |
545 | child.expect_exact("ZeroDivisionError") |
|
546 | child.expect_exact("ZeroDivisionError") | |
546 | child.expect_exact("In [2]:") |
|
547 | child.expect_exact("In [2]:") | |
547 |
|
548 | |||
548 | child.sendline("%debug") |
|
549 | child.sendline("%debug") | |
549 |
|
550 | |||
550 | ## |
|
551 | ## | |
551 | child.expect("ipdb>") |
|
552 | child.expect("ipdb>") | |
552 |
|
553 | |||
553 | child.sendline("myvar") |
|
554 | child.sendline("myvar") | |
554 | child.expect("1") |
|
555 | child.expect("1") | |
555 |
|
556 | |||
556 | ## |
|
557 | ## | |
557 | child.expect("ipdb>") |
|
558 | child.expect("ipdb>") | |
558 |
|
559 | |||
559 | child.sendline("myvar = 2") |
|
560 | child.sendline("myvar = 2") | |
560 |
|
561 | |||
561 | ## |
|
562 | ## | |
562 | child.expect_exact("ipdb>") |
|
563 | child.expect_exact("ipdb>") | |
563 |
|
564 | |||
564 | child.sendline("myvar") |
|
565 | child.sendline("myvar") | |
565 |
|
566 | |||
566 | child.expect_exact("2") |
|
567 | child.expect_exact("2") | |
567 |
|
568 | |||
568 | ## |
|
569 | ## | |
569 | child.expect("ipdb>") |
|
570 | child.expect("ipdb>") | |
570 | child.sendline("where") |
|
571 | child.sendline("where") | |
571 |
|
572 | |||
572 | ## |
|
573 | ## | |
573 | child.expect("ipdb>") |
|
574 | child.expect("ipdb>") | |
574 | child.sendline("myvar") |
|
575 | child.sendline("myvar") | |
575 |
|
576 | |||
576 | child.expect_exact("2") |
|
577 | child.expect_exact("2") | |
577 | child.expect("ipdb>") |
|
578 | child.expect("ipdb>") | |
578 |
|
579 | |||
579 | child.close() |
|
580 | child.close() |
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