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Changing comment in test_magic to reflect bug status.
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@@ -1,250 +1,249 b''
1 1 """Tests for various magic functions.
2 2
3 3 Needs to be run by nose (to make ipython session available).
4 4 """
5 5
6 6 import os
7 7 import sys
8 8 import tempfile
9 9 import types
10 10
11 11 import nose.tools as nt
12 12
13 13 from IPython.platutils import find_cmd, get_long_path_name
14 14 from IPython.testing import decorators as dec
15 15 from IPython.testing import tools as tt
16 16
17 17 #-----------------------------------------------------------------------------
18 18 # Test functions begin
19 19
20 20 def test_rehashx():
21 21 # clear up everything
22 22 _ip.IP.alias_table.clear()
23 23 del _ip.db['syscmdlist']
24 24
25 25 _ip.magic('rehashx')
26 26 # Practically ALL ipython development systems will have more than 10 aliases
27 27
28 28 assert len(_ip.IP.alias_table) > 10
29 29 for key, val in _ip.IP.alias_table.items():
30 30 # we must strip dots from alias names
31 31 assert '.' not in key
32 32
33 33 # rehashx must fill up syscmdlist
34 34 scoms = _ip.db['syscmdlist']
35 35 assert len(scoms) > 10
36 36
37 37
38 38 def doctest_hist_f():
39 39 """Test %hist -f with temporary filename.
40 40
41 41 In [9]: import tempfile
42 42
43 43 In [10]: tfile = tempfile.mktemp('.py','tmp-ipython-')
44 44
45 45 In [11]: %history -n -f $tfile 3
46 46 """
47 47
48 48
49 49 def doctest_hist_r():
50 50 """Test %hist -r
51 51
52 52 XXX - This test is not recording the output correctly. Not sure why...
53 53
54 54 In [6]: x=1
55 55
56 56 In [7]: hist -n -r 2
57 57 x=1 # random
58 58 hist -n -r 2 # random
59 59 """
60 60
61 # This is skipped for now because getoutput doesn't find the ipython
62 # executable. See ticket https://bugs.launchpad.net/bugs/366334
63 @dec.skip_win32
61 # This test is known to fail on win32.
62 # See ticket https://bugs.launchpad.net/bugs/366334
64 63 def test_obj_del():
65 64 """Test that object's __del__ methods are called on exit."""
66 65 test_dir = os.path.dirname(__file__)
67 66 del_file = os.path.join(test_dir,'obj_del.py')
68 67 ipython_cmd = find_cmd('ipython')
69 68 out = _ip.IP.getoutput('%s %s' % (ipython_cmd, del_file))
70 69 nt.assert_equals(out,'obj_del.py: object A deleted')
71 70
72 71
73 72 def test_shist():
74 73 # Simple tests of ShadowHist class - test generator.
75 74 import os, shutil, tempfile
76 75
77 76 from IPython.Extensions import pickleshare
78 77 from IPython.history import ShadowHist
79 78
80 79 tfile = tempfile.mktemp('','tmp-ipython-')
81 80
82 81 db = pickleshare.PickleShareDB(tfile)
83 82 s = ShadowHist(db)
84 83 s.add('hello')
85 84 s.add('world')
86 85 s.add('hello')
87 86 s.add('hello')
88 87 s.add('karhu')
89 88
90 89 yield nt.assert_equals,s.all(),[(1, 'hello'), (2, 'world'), (3, 'karhu')]
91 90
92 91 yield nt.assert_equal,s.get(2),'world'
93 92
94 93 shutil.rmtree(tfile)
95 94
96 95 @dec.skipif_not_numpy
97 96 def test_numpy_clear_array_undec():
98 97 _ip.ex('import numpy as np')
99 98 _ip.ex('a = np.empty(2)')
100 99
101 100 yield nt.assert_true,'a' in _ip.user_ns
102 101 _ip.magic('clear array')
103 102 yield nt.assert_false,'a' in _ip.user_ns
104 103
105 104
106 105 @dec.skip()
107 106 def test_fail_dec(*a,**k):
108 107 yield nt.assert_true, False
109 108
110 109 @dec.skip('This one shouldn not run')
111 110 def test_fail_dec2(*a,**k):
112 111 yield nt.assert_true, False
113 112
114 113 @dec.skipknownfailure
115 114 def test_fail_dec3(*a,**k):
116 115 yield nt.assert_true, False
117 116
118 117
119 118 def doctest_refbug():
120 119 """Very nasty problem with references held by multiple runs of a script.
121 120 See: https://bugs.launchpad.net/ipython/+bug/269966
122 121
123 122 In [1]: _ip.IP.clear_main_mod_cache()
124 123
125 124 In [2]: run refbug
126 125
127 126 In [3]: call_f()
128 127 lowercased: hello
129 128
130 129 In [4]: run refbug
131 130
132 131 In [5]: call_f()
133 132 lowercased: hello
134 133 lowercased: hello
135 134 """
136 135
137 136 #-----------------------------------------------------------------------------
138 137 # Tests for %run
139 138 #-----------------------------------------------------------------------------
140 139
141 140 # %run is critical enough that it's a good idea to have a solid collection of
142 141 # tests for it, some as doctests and some as normal tests.
143 142
144 143 def doctest_run_ns():
145 144 """Classes declared %run scripts must be instantiable afterwards.
146 145
147 146 In [11]: run tclass foo
148 147
149 148 In [12]: isinstance(f(),foo)
150 149 Out[12]: True
151 150 """
152 151
153 152
154 153 def doctest_run_ns2():
155 154 """Classes declared %run scripts must be instantiable afterwards.
156 155
157 156 In [4]: run tclass C-first_pass
158 157
159 158 In [5]: run tclass C-second_pass
160 159 tclass.py: deleting object: C-first_pass
161 160 """
162 161
163 162 @dec.skip_win32
164 163 def doctest_run_builtins():
165 164 """Check that %run doesn't damage __builtins__ via a doctest.
166 165
167 166 This is similar to the test_run_builtins, but I want *both* forms of the
168 167 test to catch any possible glitches in our testing machinery, since that
169 168 modifies %run somewhat. So for this, we have both a normal test (below)
170 169 and a doctest (this one).
171 170
172 171 In [1]: import tempfile
173 172
174 173 In [2]: bid1 = id(__builtins__)
175 174
176 175 In [3]: f = tempfile.NamedTemporaryFile()
177 176
178 177 In [4]: f.write('pass\\n')
179 178
180 179 In [5]: f.flush()
181 180
182 181 In [6]: print 'B1:',type(__builtins__)
183 182 B1: <type 'module'>
184 183
185 184 In [7]: %run $f.name
186 185
187 186 In [8]: bid2 = id(__builtins__)
188 187
189 188 In [9]: print 'B2:',type(__builtins__)
190 189 B2: <type 'module'>
191 190
192 191 In [10]: bid1 == bid2
193 192 Out[10]: True
194 193 """
195 194
196 195 # For some tests, it will be handy to organize them in a class with a common
197 196 # setup that makes a temp file
198 197
199 198 class TestMagicRun(object):
200 199
201 200 def setup(self):
202 201 """Make a valid python temp file."""
203 202 f = tempfile.NamedTemporaryFile()
204 203 f.write('pass\n')
205 204 f.flush()
206 205 self.tmpfile = f
207 206
208 207 def run_tmpfile(self):
209 208 # This fails on Windows if self.tmpfile.name has spaces or "~" in it.
210 209 # See below and ticket https://bugs.launchpad.net/bugs/366353
211 210 _ip.magic('run %s' % self.tmpfile.name)
212 211
213 212 # See https://bugs.launchpad.net/bugs/366353
214 213 @dec.skip_if_not_win32
215 214 def test_run_tempfile_path(self):
216 215 tt.assert_equals(True,False,"%run doesn't work with tempfile paths on win32.")
217 216
218 217 # See https://bugs.launchpad.net/bugs/366353
219 218 @dec.skip_win32
220 219 def test_builtins_id(self):
221 220 """Check that %run doesn't damage __builtins__ """
222 221
223 222 # Test that the id of __builtins__ is not modified by %run
224 223 bid1 = id(_ip.user_ns['__builtins__'])
225 224 self.run_tmpfile()
226 225 bid2 = id(_ip.user_ns['__builtins__'])
227 226 tt.assert_equals(bid1, bid2)
228 227
229 228 # See https://bugs.launchpad.net/bugs/366353
230 229 @dec.skip_win32
231 230 def test_builtins_type(self):
232 231 """Check that the type of __builtins__ doesn't change with %run.
233 232
234 233 However, the above could pass if __builtins__ was already modified to
235 234 be a dict (it should be a module) by a previous use of %run. So we
236 235 also check explicitly that it really is a module:
237 236 """
238 237 self.run_tmpfile()
239 238 tt.assert_equals(type(_ip.user_ns['__builtins__']),type(sys))
240 239
241 240 # See https://bugs.launchpad.net/bugs/366353
242 241 @dec.skip_win32
243 242 def test_prompts(self):
244 243 """Test that prompts correctly generate after %run"""
245 244 self.run_tmpfile()
246 245 p2 = str(_ip.IP.outputcache.prompt2).strip()
247 246 nt.assert_equals(p2[:3], '...')
248 247
249 248 def teardown(self):
250 249 self.tmpfile.close()
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