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@@ -1,250 +1,250 b'' | |||||
1 | # encoding: utf-8 |
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1 | # encoding: utf-8 | |
2 | """Tests for code execution (%run and related), which is particularly tricky. |
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2 | """Tests for code execution (%run and related), which is particularly tricky. | |
3 |
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3 | |||
4 | Because of how %run manages namespaces, and the fact that we are trying here to |
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4 | Because of how %run manages namespaces, and the fact that we are trying here to | |
5 | verify subtle object deletion and reference counting issues, the %run tests |
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5 | verify subtle object deletion and reference counting issues, the %run tests | |
6 | will be kept in this separate file. This makes it easier to aggregate in one |
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6 | will be kept in this separate file. This makes it easier to aggregate in one | |
7 | place the tricks needed to handle it; most other magics are much easier to test |
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7 | place the tricks needed to handle it; most other magics are much easier to test | |
8 | and we do so in a common test_magic file. |
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8 | and we do so in a common test_magic file. | |
9 | """ |
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9 | """ | |
10 | from __future__ import absolute_import |
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10 | from __future__ import absolute_import | |
11 |
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11 | |||
12 | #----------------------------------------------------------------------------- |
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12 | #----------------------------------------------------------------------------- | |
13 | # Imports |
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13 | # Imports | |
14 | #----------------------------------------------------------------------------- |
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14 | #----------------------------------------------------------------------------- | |
15 |
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15 | |||
16 | import os |
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16 | import os | |
17 | import sys |
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17 | import sys | |
18 | import tempfile |
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18 | import tempfile | |
19 |
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19 | |||
20 | import nose.tools as nt |
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20 | import nose.tools as nt | |
21 | from nose import SkipTest |
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21 | from nose import SkipTest | |
22 |
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22 | |||
23 | from IPython.testing import decorators as dec |
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23 | from IPython.testing import decorators as dec | |
24 | from IPython.testing import tools as tt |
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24 | from IPython.testing import tools as tt | |
25 | from IPython.utils import py3compat |
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25 | from IPython.utils import py3compat | |
26 |
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26 | |||
27 | #----------------------------------------------------------------------------- |
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27 | #----------------------------------------------------------------------------- | |
28 | # Test functions begin |
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28 | # Test functions begin | |
29 | #----------------------------------------------------------------------------- |
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29 | #----------------------------------------------------------------------------- | |
30 |
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30 | |||
31 | def doctest_refbug(): |
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31 | def doctest_refbug(): | |
32 | """Very nasty problem with references held by multiple runs of a script. |
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32 | """Very nasty problem with references held by multiple runs of a script. | |
33 | See: https://github.com/ipython/ipython/issues/141 |
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33 | See: https://github.com/ipython/ipython/issues/141 | |
34 |
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34 | |||
35 | In [1]: _ip.clear_main_mod_cache() |
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35 | In [1]: _ip.clear_main_mod_cache() | |
36 | # random |
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36 | # random | |
37 |
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37 | |||
38 | In [2]: %run refbug |
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38 | In [2]: %run refbug | |
39 |
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39 | |||
40 | In [3]: call_f() |
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40 | In [3]: call_f() | |
41 | lowercased: hello |
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41 | lowercased: hello | |
42 |
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42 | |||
43 | In [4]: %run refbug |
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43 | In [4]: %run refbug | |
44 |
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44 | |||
45 | In [5]: call_f() |
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45 | In [5]: call_f() | |
46 | lowercased: hello |
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46 | lowercased: hello | |
47 | lowercased: hello |
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47 | lowercased: hello | |
48 | """ |
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48 | """ | |
49 |
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49 | |||
50 |
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50 | |||
51 | def doctest_run_builtins(): |
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51 | def doctest_run_builtins(): | |
52 | r"""Check that %run doesn't damage __builtins__. |
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52 | r"""Check that %run doesn't damage __builtins__. | |
53 |
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53 | |||
54 | In [1]: import tempfile |
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54 | In [1]: import tempfile | |
55 |
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55 | |||
56 | In [2]: bid1 = id(__builtins__) |
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56 | In [2]: bid1 = id(__builtins__) | |
57 |
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57 | |||
58 | In [3]: fname = tempfile.mkstemp('.py')[1] |
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58 | In [3]: fname = tempfile.mkstemp('.py')[1] | |
59 |
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59 | |||
60 | In [3]: f = open(fname,'w') |
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60 | In [3]: f = open(fname,'w') | |
61 |
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61 | |||
62 | In [4]: dummy= f.write('pass\n') |
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62 | In [4]: dummy= f.write('pass\n') | |
63 |
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63 | |||
64 | In [5]: f.flush() |
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64 | In [5]: f.flush() | |
65 |
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65 | |||
66 | In [6]: t1 = type(__builtins__) |
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66 | In [6]: t1 = type(__builtins__) | |
67 |
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67 | |||
68 | In [7]: %run $fname |
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68 | In [7]: %run $fname | |
69 |
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69 | |||
70 | In [7]: f.close() |
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70 | In [7]: f.close() | |
71 |
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71 | |||
72 | In [8]: bid2 = id(__builtins__) |
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72 | In [8]: bid2 = id(__builtins__) | |
73 |
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73 | |||
74 | In [9]: t2 = type(__builtins__) |
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74 | In [9]: t2 = type(__builtins__) | |
75 |
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75 | |||
76 | In [10]: t1 == t2 |
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76 | In [10]: t1 == t2 | |
77 | Out[10]: True |
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77 | Out[10]: True | |
78 |
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78 | |||
79 | In [10]: bid1 == bid2 |
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79 | In [10]: bid1 == bid2 | |
80 | Out[10]: True |
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80 | Out[10]: True | |
81 |
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81 | |||
82 | In [12]: try: |
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82 | In [12]: try: | |
83 | ....: os.unlink(fname) |
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83 | ....: os.unlink(fname) | |
84 | ....: except: |
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84 | ....: except: | |
85 | ....: pass |
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85 | ....: pass | |
86 | ....: |
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86 | ....: | |
87 | """ |
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87 | """ | |
88 |
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88 | |||
89 | @py3compat.doctest_refactor_print |
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89 | @py3compat.doctest_refactor_print | |
90 | def doctest_reset_del(): |
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90 | def doctest_reset_del(): | |
91 | """Test that resetting doesn't cause errors in __del__ methods. |
|
91 | """Test that resetting doesn't cause errors in __del__ methods. | |
92 |
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92 | |||
93 | In [2]: class A(object): |
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93 | In [2]: class A(object): | |
94 | ...: def __del__(self): |
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94 | ...: def __del__(self): | |
95 | ...: print str("Hi") |
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95 | ...: print str("Hi") | |
96 | ...: |
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96 | ...: | |
97 |
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97 | |||
98 | In [3]: a = A() |
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98 | In [3]: a = A() | |
99 |
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99 | |||
100 | In [4]: get_ipython().reset() |
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100 | In [4]: get_ipython().reset() | |
101 | Hi |
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101 | Hi | |
102 |
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102 | |||
103 | In [5]: 1+1 |
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103 | In [5]: 1+1 | |
104 | Out[5]: 2 |
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104 | Out[5]: 2 | |
105 | """ |
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105 | """ | |
106 |
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106 | |||
107 | # For some tests, it will be handy to organize them in a class with a common |
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107 | # For some tests, it will be handy to organize them in a class with a common | |
108 | # setup that makes a temp file |
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108 | # setup that makes a temp file | |
109 |
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109 | |||
110 | class TestMagicRunPass(tt.TempFileMixin): |
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110 | class TestMagicRunPass(tt.TempFileMixin): | |
111 |
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111 | |||
112 | def setup(self): |
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112 | def setup(self): | |
113 | """Make a valid python temp file.""" |
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113 | """Make a valid python temp file.""" | |
114 | self.mktmp('pass\n') |
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114 | self.mktmp('pass\n') | |
115 |
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115 | |||
116 | def run_tmpfile(self): |
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116 | def run_tmpfile(self): | |
117 | _ip = get_ipython() |
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117 | _ip = get_ipython() | |
118 | # This fails on Windows if self.tmpfile.name has spaces or "~" in it. |
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118 | # This fails on Windows if self.tmpfile.name has spaces or "~" in it. | |
119 | # See below and ticket https://bugs.launchpad.net/bugs/366353 |
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119 | # See below and ticket https://bugs.launchpad.net/bugs/366353 | |
120 | _ip.magic('run %s' % self.fname) |
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120 | _ip.magic('run %s' % self.fname) | |
121 |
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121 | |||
122 | def run_tmpfile_p(self): |
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122 | def run_tmpfile_p(self): | |
123 | _ip = get_ipython() |
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123 | _ip = get_ipython() | |
124 | # This fails on Windows if self.tmpfile.name has spaces or "~" in it. |
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124 | # This fails on Windows if self.tmpfile.name has spaces or "~" in it. | |
125 | # See below and ticket https://bugs.launchpad.net/bugs/366353 |
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125 | # See below and ticket https://bugs.launchpad.net/bugs/366353 | |
126 | _ip.magic('run -p %s' % self.fname) |
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126 | _ip.magic('run -p %s' % self.fname) | |
127 |
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127 | |||
128 | def test_builtins_id(self): |
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128 | def test_builtins_id(self): | |
129 | """Check that %run doesn't damage __builtins__ """ |
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129 | """Check that %run doesn't damage __builtins__ """ | |
130 | _ip = get_ipython() |
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130 | _ip = get_ipython() | |
131 | # Test that the id of __builtins__ is not modified by %run |
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131 | # Test that the id of __builtins__ is not modified by %run | |
132 | bid1 = id(_ip.user_ns['__builtins__']) |
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132 | bid1 = id(_ip.user_ns['__builtins__']) | |
133 | self.run_tmpfile() |
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133 | self.run_tmpfile() | |
134 | bid2 = id(_ip.user_ns['__builtins__']) |
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134 | bid2 = id(_ip.user_ns['__builtins__']) | |
135 | tt.assert_equals(bid1, bid2) |
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135 | tt.assert_equals(bid1, bid2) | |
136 |
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136 | |||
137 | def test_builtins_type(self): |
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137 | def test_builtins_type(self): | |
138 | """Check that the type of __builtins__ doesn't change with %run. |
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138 | """Check that the type of __builtins__ doesn't change with %run. | |
139 |
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139 | |||
140 | However, the above could pass if __builtins__ was already modified to |
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140 | However, the above could pass if __builtins__ was already modified to | |
141 | be a dict (it should be a module) by a previous use of %run. So we |
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141 | be a dict (it should be a module) by a previous use of %run. So we | |
142 | also check explicitly that it really is a module: |
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142 | also check explicitly that it really is a module: | |
143 | """ |
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143 | """ | |
144 | _ip = get_ipython() |
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144 | _ip = get_ipython() | |
145 | self.run_tmpfile() |
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145 | self.run_tmpfile() | |
146 | tt.assert_equals(type(_ip.user_ns['__builtins__']),type(sys)) |
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146 | tt.assert_equals(type(_ip.user_ns['__builtins__']),type(sys)) | |
147 |
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147 | |||
148 | def test_prompts(self): |
|
148 | def test_prompts(self): | |
149 | """Test that prompts correctly generate after %run""" |
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149 | """Test that prompts correctly generate after %run""" | |
150 | self.run_tmpfile() |
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150 | self.run_tmpfile() | |
151 | _ip = get_ipython() |
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151 | _ip = get_ipython() | |
152 | p2 = _ip.prompt_manager.render('in2').strip() |
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152 | p2 = _ip.prompt_manager.render('in2').strip() | |
153 | nt.assert_equals(p2[:3], '...') |
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153 | nt.assert_equals(p2[:3], '...') | |
154 |
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154 | |||
155 | def test_run_profile( self ): |
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155 | def test_run_profile( self ): | |
156 | """Test that the option -p, which invokes the profiler, do not |
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156 | """Test that the option -p, which invokes the profiler, do not | |
157 | crash by invoking execfile""" |
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157 | crash by invoking execfile""" | |
158 | _ip = get_ipython() |
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158 | _ip = get_ipython() | |
159 | self.run_tmpfile_p() |
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159 | self.run_tmpfile_p() | |
160 |
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160 | |||
161 |
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161 | |||
162 | class TestMagicRunSimple(tt.TempFileMixin): |
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162 | class TestMagicRunSimple(tt.TempFileMixin): | |
163 |
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163 | |||
164 | def test_simpledef(self): |
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164 | def test_simpledef(self): | |
165 | """Test that simple class definitions work.""" |
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165 | """Test that simple class definitions work.""" | |
166 | src = ("class foo: pass\n" |
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166 | src = ("class foo: pass\n" | |
167 | "def f(): return foo()") |
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167 | "def f(): return foo()") | |
168 | self.mktmp(src) |
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168 | self.mktmp(src) | |
169 | _ip.magic('run %s' % self.fname) |
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169 | _ip.magic('run %s' % self.fname) | |
170 | _ip.run_cell('t = isinstance(f(), foo)') |
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170 | _ip.run_cell('t = isinstance(f(), foo)') | |
171 | nt.assert_true(_ip.user_ns['t']) |
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171 | nt.assert_true(_ip.user_ns['t']) | |
172 |
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172 | |||
173 | def test_obj_del(self): |
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173 | def test_obj_del(self): | |
174 | """Test that object's __del__ methods are called on exit.""" |
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174 | """Test that object's __del__ methods are called on exit.""" | |
175 | if sys.platform == 'win32': |
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175 | if sys.platform == 'win32': | |
176 | try: |
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176 | try: | |
177 | import win32api |
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177 | import win32api | |
178 | except ImportError: |
|
178 | except ImportError: | |
179 | raise SkipTest("Test requires pywin32") |
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179 | raise SkipTest("Test requires pywin32") | |
180 | src = ("class A(object):\n" |
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180 | src = ("class A(object):\n" | |
181 | " def __del__(self):\n" |
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181 | " def __del__(self):\n" | |
182 | " print 'object A deleted'\n" |
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182 | " print 'object A deleted'\n" | |
183 | "a = A()\n") |
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183 | "a = A()\n") | |
184 | self.mktmp(py3compat.doctest_refactor_print(src)) |
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184 | self.mktmp(py3compat.doctest_refactor_print(src)) | |
185 | if dec.module_not_available('sqlite3'): |
|
185 | if dec.module_not_available('sqlite3'): | |
186 | err = 'WARNING: IPython History requires SQLite, your history will not be saved\n' |
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186 | err = 'WARNING: IPython History requires SQLite, your history will not be saved\n' | |
187 | else: |
|
187 | else: | |
188 | err = None |
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188 | err = None | |
189 | tt.ipexec_validate(self.fname, 'object A deleted', err) |
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189 | tt.ipexec_validate(self.fname, 'object A deleted', err) | |
190 |
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190 | |||
191 | @dec.skip_known_failure |
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191 | @dec.skip_known_failure | |
192 | def test_aggressive_namespace_cleanup(self): |
|
192 | def test_aggressive_namespace_cleanup(self): | |
193 | """Test that namespace cleanup is not too aggressive GH-238 |
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193 | """Test that namespace cleanup is not too aggressive GH-238 | |
194 |
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194 | |||
195 | Returning from another run magic deletes the namespace""" |
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195 | Returning from another run magic deletes the namespace""" | |
196 | # see ticket https://github.com/ipython/ipython/issues/238 |
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196 | # see ticket https://github.com/ipython/ipython/issues/238 | |
197 | class secondtmp(tt.TempFileMixin): pass |
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197 | class secondtmp(tt.TempFileMixin): pass | |
198 | empty = secondtmp() |
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198 | empty = secondtmp() | |
199 | empty.mktmp('') |
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199 | empty.mktmp('') | |
200 | src = ("ip = get_ipython()\n" |
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200 | src = ("ip = get_ipython()\n" | |
201 | "for i in range(5):\n" |
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201 | "for i in range(5):\n" | |
202 | " try:\n" |
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202 | " try:\n" | |
203 | " ip.magic('run %s')\n" |
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203 | " ip.magic('run %s')\n" | |
204 | " except NameError, e:\n" |
|
204 | " except NameError, e:\n" | |
205 | " print i;break\n" % empty.fname) |
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205 | " print i;break\n" % empty.fname) | |
206 | self.mktmp(py3compat.doctest_refactor_print(src)) |
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206 | self.mktmp(py3compat.doctest_refactor_print(src)) | |
207 | _ip.magic('run %s' % self.fname) |
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207 | _ip.magic('run %s' % self.fname) | |
208 | _ip.run_cell('ip == get_ipython()') |
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208 | _ip.run_cell('ip == get_ipython()') | |
209 | tt.assert_equals(_ip.user_ns['i'], 5) |
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209 | tt.assert_equals(_ip.user_ns['i'], 5) | |
210 |
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210 | |||
211 | @dec.skip_win32 |
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211 | @dec.skip_win32 | |
212 | def test_tclass(self): |
|
212 | def test_tclass(self): | |
213 | mydir = os.path.dirname(__file__) |
|
213 | mydir = os.path.dirname(__file__) | |
214 | tc = os.path.join(mydir, 'tclass') |
|
214 | tc = os.path.join(mydir, 'tclass') | |
215 | src = ("%%run '%s' C-first\n" |
|
215 | src = ("%%run '%s' C-first\n" | |
216 | "%%run '%s' C-second\n" |
|
216 | "%%run '%s' C-second\n" | |
217 | "%%run '%s' C-third\n") % (tc, tc, tc) |
|
217 | "%%run '%s' C-third\n") % (tc, tc, tc) | |
218 | self.mktmp(src, '.ipy') |
|
218 | self.mktmp(src, '.ipy') | |
219 | out = """\ |
|
219 | out = """\ | |
220 | ARGV 1-: ['C-first'] |
|
220 | ARGV 1-: ['C-first'] | |
221 | ARGV 1-: ['C-second'] |
|
221 | ARGV 1-: ['C-second'] | |
222 | tclass.py: deleting object: C-first |
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222 | tclass.py: deleting object: C-first | |
223 | ARGV 1-: ['C-third'] |
|
223 | ARGV 1-: ['C-third'] | |
224 | tclass.py: deleting object: C-second |
|
224 | tclass.py: deleting object: C-second | |
225 | tclass.py: deleting object: C-third |
|
225 | tclass.py: deleting object: C-third | |
226 | """ |
|
226 | """ | |
227 | if dec.module_not_available('sqlite3'): |
|
227 | if dec.module_not_available('sqlite3'): | |
228 | err = 'WARNING: IPython History requires SQLite, your history will not be saved\n' |
|
228 | err = 'WARNING: IPython History requires SQLite, your history will not be saved\n' | |
229 | else: |
|
229 | else: | |
230 | err = None |
|
230 | err = None | |
231 | tt.ipexec_validate(self.fname, out, err) |
|
231 | tt.ipexec_validate(self.fname, out, err) | |
232 |
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232 | |||
233 | def test_run_i_after_reset(self): |
|
233 | def test_run_i_after_reset(self): | |
234 | """Check that %run -i still works after %reset (gh-693)""" |
|
234 | """Check that %run -i still works after %reset (gh-693)""" | |
235 | src = "yy = zz\n" |
|
235 | src = "yy = zz\n" | |
236 | self.mktmp(src) |
|
236 | self.mktmp(src) | |
237 | _ip.run_cell("zz = 23") |
|
237 | _ip.run_cell("zz = 23") | |
238 | _ip.magic('run -i %s' % self.fname) |
|
238 | _ip.magic('run -i %s' % self.fname) | |
239 | tt.assert_equals(_ip.user_ns['yy'], 23) |
|
239 | tt.assert_equals(_ip.user_ns['yy'], 23) | |
240 | _ip.magic('reset -f') |
|
240 | _ip.magic('reset -f') | |
241 | _ip.run_cell("zz = 23") |
|
241 | _ip.run_cell("zz = 23") | |
242 | _ip.magic('run -i %s' % self.fname) |
|
242 | _ip.magic('run -i %s' % self.fname) | |
243 | tt.assert_equals(_ip.user_ns['yy'], 23) |
|
243 | tt.assert_equals(_ip.user_ns['yy'], 23) | |
244 |
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244 | |||
245 | def test_unicode(self): |
|
245 | def test_unicode(self): | |
246 | """Check that files in odd encodings are accepted.""" |
|
246 | """Check that files in odd encodings are accepted.""" | |
247 | mydir = os.path.dirname(__file__) |
|
247 | mydir = os.path.dirname(__file__) | |
248 | na = os.path.join(mydir, 'nonascii.py') |
|
248 | na = os.path.join(mydir, 'nonascii.py') | |
249 | _ip.magic('run %s' % na) |
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249 | _ip.magic('run "%s"' % na) | |
250 | tt.assert_equals(_ip.user_ns['u'], u'Ўт№Ф') |
|
250 | tt.assert_equals(_ip.user_ns['u'], u'Ўт№Ф') |
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