Show More
@@ -1,905 +1,906 b'' | |||||
1 | # -*- coding: utf-8 -*- |
|
1 | # -*- coding: utf-8 -*- | |
2 | """Tests for the key interactiveshell module. |
|
2 | """Tests for the key interactiveshell module. | |
3 |
|
3 | |||
4 | Historically the main classes in interactiveshell have been under-tested. This |
|
4 | Historically the main classes in interactiveshell have been under-tested. This | |
5 | module should grow as many single-method tests as possible to trap many of the |
|
5 | module should grow as many single-method tests as possible to trap many of the | |
6 | recurring bugs we seem to encounter with high-level interaction. |
|
6 | recurring bugs we seem to encounter with high-level interaction. | |
7 | """ |
|
7 | """ | |
8 |
|
8 | |||
9 | # Copyright (c) IPython Development Team. |
|
9 | # Copyright (c) IPython Development Team. | |
10 | # Distributed under the terms of the Modified BSD License. |
|
10 | # Distributed under the terms of the Modified BSD License. | |
11 |
|
11 | |||
12 | import ast |
|
12 | import ast | |
13 | import os |
|
13 | import os | |
14 | import signal |
|
14 | import signal | |
15 | import shutil |
|
15 | import shutil | |
16 | import sys |
|
16 | import sys | |
17 | import tempfile |
|
17 | import tempfile | |
18 | import unittest |
|
18 | import unittest | |
19 | try: |
|
19 | try: | |
20 | from unittest import mock |
|
20 | from unittest import mock | |
21 | except ImportError: |
|
21 | except ImportError: | |
22 | import mock |
|
22 | import mock | |
23 | from os.path import join |
|
23 | from os.path import join | |
24 |
|
24 | |||
25 | import nose.tools as nt |
|
25 | import nose.tools as nt | |
26 |
|
26 | |||
27 | from IPython.core.error import InputRejected |
|
27 | from IPython.core.error import InputRejected | |
28 | from IPython.core.inputtransformer import InputTransformer |
|
28 | from IPython.core.inputtransformer import InputTransformer | |
29 | from IPython.testing.decorators import ( |
|
29 | from IPython.testing.decorators import ( | |
30 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, |
|
30 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, | |
31 | ) |
|
31 | ) | |
32 | from IPython.testing import tools as tt |
|
32 | from IPython.testing import tools as tt | |
33 | from IPython.utils.process import find_cmd |
|
33 | from IPython.utils.process import find_cmd | |
34 | from IPython.utils import py3compat |
|
34 | from IPython.utils import py3compat | |
35 | from IPython.utils.py3compat import unicode_type, PY3 |
|
35 | from IPython.utils.py3compat import unicode_type, PY3 | |
36 |
|
36 | |||
37 | if PY3: |
|
37 | if PY3: | |
38 | from io import StringIO |
|
38 | from io import StringIO | |
39 | else: |
|
39 | else: | |
40 | from StringIO import StringIO |
|
40 | from StringIO import StringIO | |
41 |
|
41 | |||
42 | #----------------------------------------------------------------------------- |
|
42 | #----------------------------------------------------------------------------- | |
43 | # Globals |
|
43 | # Globals | |
44 | #----------------------------------------------------------------------------- |
|
44 | #----------------------------------------------------------------------------- | |
45 | # This is used by every single test, no point repeating it ad nauseam |
|
45 | # This is used by every single test, no point repeating it ad nauseam | |
46 | ip = get_ipython() |
|
46 | ip = get_ipython() | |
47 |
|
47 | |||
48 | #----------------------------------------------------------------------------- |
|
48 | #----------------------------------------------------------------------------- | |
49 | # Tests |
|
49 | # Tests | |
50 | #----------------------------------------------------------------------------- |
|
50 | #----------------------------------------------------------------------------- | |
51 |
|
51 | |||
52 | class DerivedInterrupt(KeyboardInterrupt): |
|
52 | class DerivedInterrupt(KeyboardInterrupt): | |
53 | pass |
|
53 | pass | |
54 |
|
54 | |||
55 | class InteractiveShellTestCase(unittest.TestCase): |
|
55 | class InteractiveShellTestCase(unittest.TestCase): | |
56 | def test_naked_string_cells(self): |
|
56 | def test_naked_string_cells(self): | |
57 | """Test that cells with only naked strings are fully executed""" |
|
57 | """Test that cells with only naked strings are fully executed""" | |
58 | # First, single-line inputs |
|
58 | # First, single-line inputs | |
59 | ip.run_cell('"a"\n') |
|
59 | ip.run_cell('"a"\n') | |
60 | self.assertEqual(ip.user_ns['_'], 'a') |
|
60 | self.assertEqual(ip.user_ns['_'], 'a') | |
61 | # And also multi-line cells |
|
61 | # And also multi-line cells | |
62 | ip.run_cell('"""a\nb"""\n') |
|
62 | ip.run_cell('"""a\nb"""\n') | |
63 | self.assertEqual(ip.user_ns['_'], 'a\nb') |
|
63 | self.assertEqual(ip.user_ns['_'], 'a\nb') | |
64 |
|
64 | |||
65 | def test_run_empty_cell(self): |
|
65 | def test_run_empty_cell(self): | |
66 | """Just make sure we don't get a horrible error with a blank |
|
66 | """Just make sure we don't get a horrible error with a blank | |
67 | cell of input. Yes, I did overlook that.""" |
|
67 | cell of input. Yes, I did overlook that.""" | |
68 | old_xc = ip.execution_count |
|
68 | old_xc = ip.execution_count | |
69 | res = ip.run_cell('') |
|
69 | res = ip.run_cell('') | |
70 | self.assertEqual(ip.execution_count, old_xc) |
|
70 | self.assertEqual(ip.execution_count, old_xc) | |
71 | self.assertEqual(res.execution_count, None) |
|
71 | self.assertEqual(res.execution_count, None) | |
72 |
|
72 | |||
73 | def test_run_cell_multiline(self): |
|
73 | def test_run_cell_multiline(self): | |
74 | """Multi-block, multi-line cells must execute correctly. |
|
74 | """Multi-block, multi-line cells must execute correctly. | |
75 | """ |
|
75 | """ | |
76 | src = '\n'.join(["x=1", |
|
76 | src = '\n'.join(["x=1", | |
77 | "y=2", |
|
77 | "y=2", | |
78 | "if 1:", |
|
78 | "if 1:", | |
79 | " x += 1", |
|
79 | " x += 1", | |
80 | " y += 1",]) |
|
80 | " y += 1",]) | |
81 | res = ip.run_cell(src) |
|
81 | res = ip.run_cell(src) | |
82 | self.assertEqual(ip.user_ns['x'], 2) |
|
82 | self.assertEqual(ip.user_ns['x'], 2) | |
83 | self.assertEqual(ip.user_ns['y'], 3) |
|
83 | self.assertEqual(ip.user_ns['y'], 3) | |
84 | self.assertEqual(res.success, True) |
|
84 | self.assertEqual(res.success, True) | |
85 | self.assertEqual(res.result, None) |
|
85 | self.assertEqual(res.result, None) | |
86 |
|
86 | |||
87 | def test_multiline_string_cells(self): |
|
87 | def test_multiline_string_cells(self): | |
88 | "Code sprinkled with multiline strings should execute (GH-306)" |
|
88 | "Code sprinkled with multiline strings should execute (GH-306)" | |
89 | ip.run_cell('tmp=0') |
|
89 | ip.run_cell('tmp=0') | |
90 | self.assertEqual(ip.user_ns['tmp'], 0) |
|
90 | self.assertEqual(ip.user_ns['tmp'], 0) | |
91 | res = ip.run_cell('tmp=1;"""a\nb"""\n') |
|
91 | res = ip.run_cell('tmp=1;"""a\nb"""\n') | |
92 | self.assertEqual(ip.user_ns['tmp'], 1) |
|
92 | self.assertEqual(ip.user_ns['tmp'], 1) | |
93 | self.assertEqual(res.success, True) |
|
93 | self.assertEqual(res.success, True) | |
94 | self.assertEqual(res.result, "a\nb") |
|
94 | self.assertEqual(res.result, "a\nb") | |
95 |
|
95 | |||
96 | def test_dont_cache_with_semicolon(self): |
|
96 | def test_dont_cache_with_semicolon(self): | |
97 | "Ending a line with semicolon should not cache the returned object (GH-307)" |
|
97 | "Ending a line with semicolon should not cache the returned object (GH-307)" | |
98 | oldlen = len(ip.user_ns['Out']) |
|
98 | oldlen = len(ip.user_ns['Out']) | |
99 | for cell in ['1;', '1;1;']: |
|
99 | for cell in ['1;', '1;1;']: | |
100 | res = ip.run_cell(cell, store_history=True) |
|
100 | res = ip.run_cell(cell, store_history=True) | |
101 | newlen = len(ip.user_ns['Out']) |
|
101 | newlen = len(ip.user_ns['Out']) | |
102 | self.assertEqual(oldlen, newlen) |
|
102 | self.assertEqual(oldlen, newlen) | |
103 | self.assertIsNone(res.result) |
|
103 | self.assertIsNone(res.result) | |
104 | i = 0 |
|
104 | i = 0 | |
105 | #also test the default caching behavior |
|
105 | #also test the default caching behavior | |
106 | for cell in ['1', '1;1']: |
|
106 | for cell in ['1', '1;1']: | |
107 | ip.run_cell(cell, store_history=True) |
|
107 | ip.run_cell(cell, store_history=True) | |
108 | newlen = len(ip.user_ns['Out']) |
|
108 | newlen = len(ip.user_ns['Out']) | |
109 | i += 1 |
|
109 | i += 1 | |
110 | self.assertEqual(oldlen+i, newlen) |
|
110 | self.assertEqual(oldlen+i, newlen) | |
111 |
|
111 | |||
112 | def test_syntax_error(self): |
|
112 | def test_syntax_error(self): | |
113 | res = ip.run_cell("raise = 3") |
|
113 | res = ip.run_cell("raise = 3") | |
114 | self.assertIsInstance(res.error_before_exec, SyntaxError) |
|
114 | self.assertIsInstance(res.error_before_exec, SyntaxError) | |
115 |
|
115 | |||
116 | def test_In_variable(self): |
|
116 | def test_In_variable(self): | |
117 | "Verify that In variable grows with user input (GH-284)" |
|
117 | "Verify that In variable grows with user input (GH-284)" | |
118 | oldlen = len(ip.user_ns['In']) |
|
118 | oldlen = len(ip.user_ns['In']) | |
119 | ip.run_cell('1;', store_history=True) |
|
119 | ip.run_cell('1;', store_history=True) | |
120 | newlen = len(ip.user_ns['In']) |
|
120 | newlen = len(ip.user_ns['In']) | |
121 | self.assertEqual(oldlen+1, newlen) |
|
121 | self.assertEqual(oldlen+1, newlen) | |
122 | self.assertEqual(ip.user_ns['In'][-1],'1;') |
|
122 | self.assertEqual(ip.user_ns['In'][-1],'1;') | |
123 |
|
123 | |||
124 | def test_magic_names_in_string(self): |
|
124 | def test_magic_names_in_string(self): | |
125 | ip.run_cell('a = """\n%exit\n"""') |
|
125 | ip.run_cell('a = """\n%exit\n"""') | |
126 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') |
|
126 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') | |
127 |
|
127 | |||
128 | def test_trailing_newline(self): |
|
128 | def test_trailing_newline(self): | |
129 | """test that running !(command) does not raise a SyntaxError""" |
|
129 | """test that running !(command) does not raise a SyntaxError""" | |
130 | ip.run_cell('!(true)\n', False) |
|
130 | ip.run_cell('!(true)\n', False) | |
131 | ip.run_cell('!(true)\n\n\n', False) |
|
131 | ip.run_cell('!(true)\n\n\n', False) | |
132 |
|
132 | |||
133 | def test_gh_597(self): |
|
133 | def test_gh_597(self): | |
134 | """Pretty-printing lists of objects with non-ascii reprs may cause |
|
134 | """Pretty-printing lists of objects with non-ascii reprs may cause | |
135 | problems.""" |
|
135 | problems.""" | |
136 | class Spam(object): |
|
136 | class Spam(object): | |
137 | def __repr__(self): |
|
137 | def __repr__(self): | |
138 | return "\xe9"*50 |
|
138 | return "\xe9"*50 | |
139 | import IPython.core.formatters |
|
139 | import IPython.core.formatters | |
140 | f = IPython.core.formatters.PlainTextFormatter() |
|
140 | f = IPython.core.formatters.PlainTextFormatter() | |
141 | f([Spam(),Spam()]) |
|
141 | f([Spam(),Spam()]) | |
142 |
|
142 | |||
143 |
|
143 | |||
144 | def test_future_flags(self): |
|
144 | def test_future_flags(self): | |
145 | """Check that future flags are used for parsing code (gh-777)""" |
|
145 | """Check that future flags are used for parsing code (gh-777)""" | |
|
146 | ip.run_cell('from __future__ import barry_as_FLUFL') | |||
146 | try: |
|
147 | try: | |
147 |
ip.run_cell('prfunc_return_val = |
|
148 | ip.run_cell('prfunc_return_val = 1 <> 2') | |
148 | assert 'prfunc_return_val' in ip.user_ns |
|
149 | assert 'prfunc_return_val' in ip.user_ns | |
149 | finally: |
|
150 | finally: | |
150 | # Reset compiler flags so we don't mess up other tests. |
|
151 | # Reset compiler flags so we don't mess up other tests. | |
151 | ip.compile.reset_compiler_flags() |
|
152 | ip.compile.reset_compiler_flags() | |
152 |
|
153 | |||
153 | def test_can_pickle(self): |
|
154 | def test_can_pickle(self): | |
154 | "Can we pickle objects defined interactively (GH-29)" |
|
155 | "Can we pickle objects defined interactively (GH-29)" | |
155 | ip = get_ipython() |
|
156 | ip = get_ipython() | |
156 | ip.reset() |
|
157 | ip.reset() | |
157 | ip.run_cell(("class Mylist(list):\n" |
|
158 | ip.run_cell(("class Mylist(list):\n" | |
158 | " def __init__(self,x=[]):\n" |
|
159 | " def __init__(self,x=[]):\n" | |
159 | " list.__init__(self,x)")) |
|
160 | " list.__init__(self,x)")) | |
160 | ip.run_cell("w=Mylist([1,2,3])") |
|
161 | ip.run_cell("w=Mylist([1,2,3])") | |
161 |
|
162 | |||
162 | from pickle import dumps |
|
163 | from pickle import dumps | |
163 |
|
164 | |||
164 | # We need to swap in our main module - this is only necessary |
|
165 | # We need to swap in our main module - this is only necessary | |
165 | # inside the test framework, because IPython puts the interactive module |
|
166 | # inside the test framework, because IPython puts the interactive module | |
166 | # in place (but the test framework undoes this). |
|
167 | # in place (but the test framework undoes this). | |
167 | _main = sys.modules['__main__'] |
|
168 | _main = sys.modules['__main__'] | |
168 | sys.modules['__main__'] = ip.user_module |
|
169 | sys.modules['__main__'] = ip.user_module | |
169 | try: |
|
170 | try: | |
170 | res = dumps(ip.user_ns["w"]) |
|
171 | res = dumps(ip.user_ns["w"]) | |
171 | finally: |
|
172 | finally: | |
172 | sys.modules['__main__'] = _main |
|
173 | sys.modules['__main__'] = _main | |
173 | self.assertTrue(isinstance(res, bytes)) |
|
174 | self.assertTrue(isinstance(res, bytes)) | |
174 |
|
175 | |||
175 | def test_global_ns(self): |
|
176 | def test_global_ns(self): | |
176 | "Code in functions must be able to access variables outside them." |
|
177 | "Code in functions must be able to access variables outside them." | |
177 | ip = get_ipython() |
|
178 | ip = get_ipython() | |
178 | ip.run_cell("a = 10") |
|
179 | ip.run_cell("a = 10") | |
179 | ip.run_cell(("def f(x):\n" |
|
180 | ip.run_cell(("def f(x):\n" | |
180 | " return x + a")) |
|
181 | " return x + a")) | |
181 | ip.run_cell("b = f(12)") |
|
182 | ip.run_cell("b = f(12)") | |
182 | self.assertEqual(ip.user_ns["b"], 22) |
|
183 | self.assertEqual(ip.user_ns["b"], 22) | |
183 |
|
184 | |||
184 | def test_bad_custom_tb(self): |
|
185 | def test_bad_custom_tb(self): | |
185 | """Check that InteractiveShell is protected from bad custom exception handlers""" |
|
186 | """Check that InteractiveShell is protected from bad custom exception handlers""" | |
186 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) |
|
187 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) | |
187 | self.assertEqual(ip.custom_exceptions, (IOError,)) |
|
188 | self.assertEqual(ip.custom_exceptions, (IOError,)) | |
188 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
189 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
189 | ip.run_cell(u'raise IOError("foo")') |
|
190 | ip.run_cell(u'raise IOError("foo")') | |
190 | self.assertEqual(ip.custom_exceptions, ()) |
|
191 | self.assertEqual(ip.custom_exceptions, ()) | |
191 |
|
192 | |||
192 | def test_bad_custom_tb_return(self): |
|
193 | def test_bad_custom_tb_return(self): | |
193 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" |
|
194 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" | |
194 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) |
|
195 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) | |
195 | self.assertEqual(ip.custom_exceptions, (NameError,)) |
|
196 | self.assertEqual(ip.custom_exceptions, (NameError,)) | |
196 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
197 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
197 | ip.run_cell(u'a=abracadabra') |
|
198 | ip.run_cell(u'a=abracadabra') | |
198 | self.assertEqual(ip.custom_exceptions, ()) |
|
199 | self.assertEqual(ip.custom_exceptions, ()) | |
199 |
|
200 | |||
200 | def test_drop_by_id(self): |
|
201 | def test_drop_by_id(self): | |
201 | myvars = {"a":object(), "b":object(), "c": object()} |
|
202 | myvars = {"a":object(), "b":object(), "c": object()} | |
202 | ip.push(myvars, interactive=False) |
|
203 | ip.push(myvars, interactive=False) | |
203 | for name in myvars: |
|
204 | for name in myvars: | |
204 | assert name in ip.user_ns, name |
|
205 | assert name in ip.user_ns, name | |
205 | assert name in ip.user_ns_hidden, name |
|
206 | assert name in ip.user_ns_hidden, name | |
206 | ip.user_ns['b'] = 12 |
|
207 | ip.user_ns['b'] = 12 | |
207 | ip.drop_by_id(myvars) |
|
208 | ip.drop_by_id(myvars) | |
208 | for name in ["a", "c"]: |
|
209 | for name in ["a", "c"]: | |
209 | assert name not in ip.user_ns, name |
|
210 | assert name not in ip.user_ns, name | |
210 | assert name not in ip.user_ns_hidden, name |
|
211 | assert name not in ip.user_ns_hidden, name | |
211 | assert ip.user_ns['b'] == 12 |
|
212 | assert ip.user_ns['b'] == 12 | |
212 | ip.reset() |
|
213 | ip.reset() | |
213 |
|
214 | |||
214 | def test_var_expand(self): |
|
215 | def test_var_expand(self): | |
215 | ip.user_ns['f'] = u'Ca\xf1o' |
|
216 | ip.user_ns['f'] = u'Ca\xf1o' | |
216 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') |
|
217 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') | |
217 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') |
|
218 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') | |
218 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') |
|
219 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') | |
219 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') |
|
220 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') | |
220 |
|
221 | |||
221 | ip.user_ns['f'] = b'Ca\xc3\xb1o' |
|
222 | ip.user_ns['f'] = b'Ca\xc3\xb1o' | |
222 | # This should not raise any exception: |
|
223 | # This should not raise any exception: | |
223 | ip.var_expand(u'echo $f') |
|
224 | ip.var_expand(u'echo $f') | |
224 |
|
225 | |||
225 | def test_var_expand_local(self): |
|
226 | def test_var_expand_local(self): | |
226 | """Test local variable expansion in !system and %magic calls""" |
|
227 | """Test local variable expansion in !system and %magic calls""" | |
227 | # !system |
|
228 | # !system | |
228 | ip.run_cell('def test():\n' |
|
229 | ip.run_cell('def test():\n' | |
229 | ' lvar = "ttt"\n' |
|
230 | ' lvar = "ttt"\n' | |
230 | ' ret = !echo {lvar}\n' |
|
231 | ' ret = !echo {lvar}\n' | |
231 | ' return ret[0]\n') |
|
232 | ' return ret[0]\n') | |
232 | res = ip.user_ns['test']() |
|
233 | res = ip.user_ns['test']() | |
233 | nt.assert_in('ttt', res) |
|
234 | nt.assert_in('ttt', res) | |
234 |
|
235 | |||
235 | # %magic |
|
236 | # %magic | |
236 | ip.run_cell('def makemacro():\n' |
|
237 | ip.run_cell('def makemacro():\n' | |
237 | ' macroname = "macro_var_expand_locals"\n' |
|
238 | ' macroname = "macro_var_expand_locals"\n' | |
238 | ' %macro {macroname} codestr\n') |
|
239 | ' %macro {macroname} codestr\n') | |
239 | ip.user_ns['codestr'] = "str(12)" |
|
240 | ip.user_ns['codestr'] = "str(12)" | |
240 | ip.run_cell('makemacro()') |
|
241 | ip.run_cell('makemacro()') | |
241 | nt.assert_in('macro_var_expand_locals', ip.user_ns) |
|
242 | nt.assert_in('macro_var_expand_locals', ip.user_ns) | |
242 |
|
243 | |||
243 | def test_var_expand_self(self): |
|
244 | def test_var_expand_self(self): | |
244 | """Test variable expansion with the name 'self', which was failing. |
|
245 | """Test variable expansion with the name 'self', which was failing. | |
245 |
|
246 | |||
246 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 |
|
247 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 | |
247 | """ |
|
248 | """ | |
248 | ip.run_cell('class cTest:\n' |
|
249 | ip.run_cell('class cTest:\n' | |
249 | ' classvar="see me"\n' |
|
250 | ' classvar="see me"\n' | |
250 | ' def test(self):\n' |
|
251 | ' def test(self):\n' | |
251 | ' res = !echo Variable: {self.classvar}\n' |
|
252 | ' res = !echo Variable: {self.classvar}\n' | |
252 | ' return res[0]\n') |
|
253 | ' return res[0]\n') | |
253 | nt.assert_in('see me', ip.user_ns['cTest']().test()) |
|
254 | nt.assert_in('see me', ip.user_ns['cTest']().test()) | |
254 |
|
255 | |||
255 | def test_bad_var_expand(self): |
|
256 | def test_bad_var_expand(self): | |
256 | """var_expand on invalid formats shouldn't raise""" |
|
257 | """var_expand on invalid formats shouldn't raise""" | |
257 | # SyntaxError |
|
258 | # SyntaxError | |
258 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") |
|
259 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") | |
259 | # NameError |
|
260 | # NameError | |
260 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") |
|
261 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") | |
261 | # ZeroDivisionError |
|
262 | # ZeroDivisionError | |
262 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") |
|
263 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") | |
263 |
|
264 | |||
264 | def test_silent_postexec(self): |
|
265 | def test_silent_postexec(self): | |
265 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" |
|
266 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" | |
266 | pre_explicit = mock.Mock() |
|
267 | pre_explicit = mock.Mock() | |
267 | pre_always = mock.Mock() |
|
268 | pre_always = mock.Mock() | |
268 | post_explicit = mock.Mock() |
|
269 | post_explicit = mock.Mock() | |
269 | post_always = mock.Mock() |
|
270 | post_always = mock.Mock() | |
270 |
|
271 | |||
271 | ip.events.register('pre_run_cell', pre_explicit) |
|
272 | ip.events.register('pre_run_cell', pre_explicit) | |
272 | ip.events.register('pre_execute', pre_always) |
|
273 | ip.events.register('pre_execute', pre_always) | |
273 | ip.events.register('post_run_cell', post_explicit) |
|
274 | ip.events.register('post_run_cell', post_explicit) | |
274 | ip.events.register('post_execute', post_always) |
|
275 | ip.events.register('post_execute', post_always) | |
275 |
|
276 | |||
276 | try: |
|
277 | try: | |
277 | ip.run_cell("1", silent=True) |
|
278 | ip.run_cell("1", silent=True) | |
278 | assert pre_always.called |
|
279 | assert pre_always.called | |
279 | assert not pre_explicit.called |
|
280 | assert not pre_explicit.called | |
280 | assert post_always.called |
|
281 | assert post_always.called | |
281 | assert not post_explicit.called |
|
282 | assert not post_explicit.called | |
282 | # double-check that non-silent exec did what we expected |
|
283 | # double-check that non-silent exec did what we expected | |
283 | # silent to avoid |
|
284 | # silent to avoid | |
284 | ip.run_cell("1") |
|
285 | ip.run_cell("1") | |
285 | assert pre_explicit.called |
|
286 | assert pre_explicit.called | |
286 | assert post_explicit.called |
|
287 | assert post_explicit.called | |
287 | finally: |
|
288 | finally: | |
288 | # remove post-exec |
|
289 | # remove post-exec | |
289 | ip.events.unregister('pre_run_cell', pre_explicit) |
|
290 | ip.events.unregister('pre_run_cell', pre_explicit) | |
290 | ip.events.unregister('pre_execute', pre_always) |
|
291 | ip.events.unregister('pre_execute', pre_always) | |
291 | ip.events.unregister('post_run_cell', post_explicit) |
|
292 | ip.events.unregister('post_run_cell', post_explicit) | |
292 | ip.events.unregister('post_execute', post_always) |
|
293 | ip.events.unregister('post_execute', post_always) | |
293 |
|
294 | |||
294 | def test_silent_noadvance(self): |
|
295 | def test_silent_noadvance(self): | |
295 | """run_cell(silent=True) doesn't advance execution_count""" |
|
296 | """run_cell(silent=True) doesn't advance execution_count""" | |
296 | ec = ip.execution_count |
|
297 | ec = ip.execution_count | |
297 | # silent should force store_history=False |
|
298 | # silent should force store_history=False | |
298 | ip.run_cell("1", store_history=True, silent=True) |
|
299 | ip.run_cell("1", store_history=True, silent=True) | |
299 |
|
300 | |||
300 | self.assertEqual(ec, ip.execution_count) |
|
301 | self.assertEqual(ec, ip.execution_count) | |
301 | # double-check that non-silent exec did what we expected |
|
302 | # double-check that non-silent exec did what we expected | |
302 | # silent to avoid |
|
303 | # silent to avoid | |
303 | ip.run_cell("1", store_history=True) |
|
304 | ip.run_cell("1", store_history=True) | |
304 | self.assertEqual(ec+1, ip.execution_count) |
|
305 | self.assertEqual(ec+1, ip.execution_count) | |
305 |
|
306 | |||
306 | def test_silent_nodisplayhook(self): |
|
307 | def test_silent_nodisplayhook(self): | |
307 | """run_cell(silent=True) doesn't trigger displayhook""" |
|
308 | """run_cell(silent=True) doesn't trigger displayhook""" | |
308 | d = dict(called=False) |
|
309 | d = dict(called=False) | |
309 |
|
310 | |||
310 | trap = ip.display_trap |
|
311 | trap = ip.display_trap | |
311 | save_hook = trap.hook |
|
312 | save_hook = trap.hook | |
312 |
|
313 | |||
313 | def failing_hook(*args, **kwargs): |
|
314 | def failing_hook(*args, **kwargs): | |
314 | d['called'] = True |
|
315 | d['called'] = True | |
315 |
|
316 | |||
316 | try: |
|
317 | try: | |
317 | trap.hook = failing_hook |
|
318 | trap.hook = failing_hook | |
318 | res = ip.run_cell("1", silent=True) |
|
319 | res = ip.run_cell("1", silent=True) | |
319 | self.assertFalse(d['called']) |
|
320 | self.assertFalse(d['called']) | |
320 | self.assertIsNone(res.result) |
|
321 | self.assertIsNone(res.result) | |
321 | # double-check that non-silent exec did what we expected |
|
322 | # double-check that non-silent exec did what we expected | |
322 | # silent to avoid |
|
323 | # silent to avoid | |
323 | ip.run_cell("1") |
|
324 | ip.run_cell("1") | |
324 | self.assertTrue(d['called']) |
|
325 | self.assertTrue(d['called']) | |
325 | finally: |
|
326 | finally: | |
326 | trap.hook = save_hook |
|
327 | trap.hook = save_hook | |
327 |
|
328 | |||
328 | def test_ofind_line_magic(self): |
|
329 | def test_ofind_line_magic(self): | |
329 | from IPython.core.magic import register_line_magic |
|
330 | from IPython.core.magic import register_line_magic | |
330 |
|
331 | |||
331 | @register_line_magic |
|
332 | @register_line_magic | |
332 | def lmagic(line): |
|
333 | def lmagic(line): | |
333 | "A line magic" |
|
334 | "A line magic" | |
334 |
|
335 | |||
335 | # Get info on line magic |
|
336 | # Get info on line magic | |
336 | lfind = ip._ofind('lmagic') |
|
337 | lfind = ip._ofind('lmagic') | |
337 | info = dict(found=True, isalias=False, ismagic=True, |
|
338 | info = dict(found=True, isalias=False, ismagic=True, | |
338 | namespace = 'IPython internal', obj= lmagic.__wrapped__, |
|
339 | namespace = 'IPython internal', obj= lmagic.__wrapped__, | |
339 | parent = None) |
|
340 | parent = None) | |
340 | nt.assert_equal(lfind, info) |
|
341 | nt.assert_equal(lfind, info) | |
341 |
|
342 | |||
342 | def test_ofind_cell_magic(self): |
|
343 | def test_ofind_cell_magic(self): | |
343 | from IPython.core.magic import register_cell_magic |
|
344 | from IPython.core.magic import register_cell_magic | |
344 |
|
345 | |||
345 | @register_cell_magic |
|
346 | @register_cell_magic | |
346 | def cmagic(line, cell): |
|
347 | def cmagic(line, cell): | |
347 | "A cell magic" |
|
348 | "A cell magic" | |
348 |
|
349 | |||
349 | # Get info on cell magic |
|
350 | # Get info on cell magic | |
350 | find = ip._ofind('cmagic') |
|
351 | find = ip._ofind('cmagic') | |
351 | info = dict(found=True, isalias=False, ismagic=True, |
|
352 | info = dict(found=True, isalias=False, ismagic=True, | |
352 | namespace = 'IPython internal', obj= cmagic.__wrapped__, |
|
353 | namespace = 'IPython internal', obj= cmagic.__wrapped__, | |
353 | parent = None) |
|
354 | parent = None) | |
354 | nt.assert_equal(find, info) |
|
355 | nt.assert_equal(find, info) | |
355 |
|
356 | |||
356 | def test_ofind_property_with_error(self): |
|
357 | def test_ofind_property_with_error(self): | |
357 | class A(object): |
|
358 | class A(object): | |
358 | @property |
|
359 | @property | |
359 | def foo(self): |
|
360 | def foo(self): | |
360 | raise NotImplementedError() |
|
361 | raise NotImplementedError() | |
361 | a = A() |
|
362 | a = A() | |
362 |
|
363 | |||
363 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
364 | found = ip._ofind('a.foo', [('locals', locals())]) | |
364 | info = dict(found=True, isalias=False, ismagic=False, |
|
365 | info = dict(found=True, isalias=False, ismagic=False, | |
365 | namespace='locals', obj=A.foo, parent=a) |
|
366 | namespace='locals', obj=A.foo, parent=a) | |
366 | nt.assert_equal(found, info) |
|
367 | nt.assert_equal(found, info) | |
367 |
|
368 | |||
368 | def test_ofind_multiple_attribute_lookups(self): |
|
369 | def test_ofind_multiple_attribute_lookups(self): | |
369 | class A(object): |
|
370 | class A(object): | |
370 | @property |
|
371 | @property | |
371 | def foo(self): |
|
372 | def foo(self): | |
372 | raise NotImplementedError() |
|
373 | raise NotImplementedError() | |
373 |
|
374 | |||
374 | a = A() |
|
375 | a = A() | |
375 | a.a = A() |
|
376 | a.a = A() | |
376 | a.a.a = A() |
|
377 | a.a.a = A() | |
377 |
|
378 | |||
378 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) |
|
379 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) | |
379 | info = dict(found=True, isalias=False, ismagic=False, |
|
380 | info = dict(found=True, isalias=False, ismagic=False, | |
380 | namespace='locals', obj=A.foo, parent=a.a.a) |
|
381 | namespace='locals', obj=A.foo, parent=a.a.a) | |
381 | nt.assert_equal(found, info) |
|
382 | nt.assert_equal(found, info) | |
382 |
|
383 | |||
383 | def test_ofind_slotted_attributes(self): |
|
384 | def test_ofind_slotted_attributes(self): | |
384 | class A(object): |
|
385 | class A(object): | |
385 | __slots__ = ['foo'] |
|
386 | __slots__ = ['foo'] | |
386 | def __init__(self): |
|
387 | def __init__(self): | |
387 | self.foo = 'bar' |
|
388 | self.foo = 'bar' | |
388 |
|
389 | |||
389 | a = A() |
|
390 | a = A() | |
390 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
391 | found = ip._ofind('a.foo', [('locals', locals())]) | |
391 | info = dict(found=True, isalias=False, ismagic=False, |
|
392 | info = dict(found=True, isalias=False, ismagic=False, | |
392 | namespace='locals', obj=a.foo, parent=a) |
|
393 | namespace='locals', obj=a.foo, parent=a) | |
393 | nt.assert_equal(found, info) |
|
394 | nt.assert_equal(found, info) | |
394 |
|
395 | |||
395 | found = ip._ofind('a.bar', [('locals', locals())]) |
|
396 | found = ip._ofind('a.bar', [('locals', locals())]) | |
396 | info = dict(found=False, isalias=False, ismagic=False, |
|
397 | info = dict(found=False, isalias=False, ismagic=False, | |
397 | namespace=None, obj=None, parent=a) |
|
398 | namespace=None, obj=None, parent=a) | |
398 | nt.assert_equal(found, info) |
|
399 | nt.assert_equal(found, info) | |
399 |
|
400 | |||
400 | def test_ofind_prefers_property_to_instance_level_attribute(self): |
|
401 | def test_ofind_prefers_property_to_instance_level_attribute(self): | |
401 | class A(object): |
|
402 | class A(object): | |
402 | @property |
|
403 | @property | |
403 | def foo(self): |
|
404 | def foo(self): | |
404 | return 'bar' |
|
405 | return 'bar' | |
405 | a = A() |
|
406 | a = A() | |
406 | a.__dict__['foo'] = 'baz' |
|
407 | a.__dict__['foo'] = 'baz' | |
407 | nt.assert_equal(a.foo, 'bar') |
|
408 | nt.assert_equal(a.foo, 'bar') | |
408 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
409 | found = ip._ofind('a.foo', [('locals', locals())]) | |
409 | nt.assert_is(found['obj'], A.foo) |
|
410 | nt.assert_is(found['obj'], A.foo) | |
410 |
|
411 | |||
411 | def test_custom_syntaxerror_exception(self): |
|
412 | def test_custom_syntaxerror_exception(self): | |
412 | called = [] |
|
413 | called = [] | |
413 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
414 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
414 | called.append(etype) |
|
415 | called.append(etype) | |
415 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
416 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
416 |
|
417 | |||
417 | ip.set_custom_exc((SyntaxError,), my_handler) |
|
418 | ip.set_custom_exc((SyntaxError,), my_handler) | |
418 | try: |
|
419 | try: | |
419 | ip.run_cell("1f") |
|
420 | ip.run_cell("1f") | |
420 | # Check that this was called, and only once. |
|
421 | # Check that this was called, and only once. | |
421 | self.assertEqual(called, [SyntaxError]) |
|
422 | self.assertEqual(called, [SyntaxError]) | |
422 | finally: |
|
423 | finally: | |
423 | # Reset the custom exception hook |
|
424 | # Reset the custom exception hook | |
424 | ip.set_custom_exc((), None) |
|
425 | ip.set_custom_exc((), None) | |
425 |
|
426 | |||
426 | def test_custom_exception(self): |
|
427 | def test_custom_exception(self): | |
427 | called = [] |
|
428 | called = [] | |
428 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
429 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
429 | called.append(etype) |
|
430 | called.append(etype) | |
430 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
431 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
431 |
|
432 | |||
432 | ip.set_custom_exc((ValueError,), my_handler) |
|
433 | ip.set_custom_exc((ValueError,), my_handler) | |
433 | try: |
|
434 | try: | |
434 | res = ip.run_cell("raise ValueError('test')") |
|
435 | res = ip.run_cell("raise ValueError('test')") | |
435 | # Check that this was called, and only once. |
|
436 | # Check that this was called, and only once. | |
436 | self.assertEqual(called, [ValueError]) |
|
437 | self.assertEqual(called, [ValueError]) | |
437 | # Check that the error is on the result object |
|
438 | # Check that the error is on the result object | |
438 | self.assertIsInstance(res.error_in_exec, ValueError) |
|
439 | self.assertIsInstance(res.error_in_exec, ValueError) | |
439 | finally: |
|
440 | finally: | |
440 | # Reset the custom exception hook |
|
441 | # Reset the custom exception hook | |
441 | ip.set_custom_exc((), None) |
|
442 | ip.set_custom_exc((), None) | |
442 |
|
443 | |||
443 | def test_mktempfile(self): |
|
444 | def test_mktempfile(self): | |
444 | filename = ip.mktempfile() |
|
445 | filename = ip.mktempfile() | |
445 | # Check that we can open the file again on Windows |
|
446 | # Check that we can open the file again on Windows | |
446 | with open(filename, 'w') as f: |
|
447 | with open(filename, 'w') as f: | |
447 | f.write('abc') |
|
448 | f.write('abc') | |
448 |
|
449 | |||
449 | filename = ip.mktempfile(data='blah') |
|
450 | filename = ip.mktempfile(data='blah') | |
450 | with open(filename, 'r') as f: |
|
451 | with open(filename, 'r') as f: | |
451 | self.assertEqual(f.read(), 'blah') |
|
452 | self.assertEqual(f.read(), 'blah') | |
452 |
|
453 | |||
453 | def test_new_main_mod(self): |
|
454 | def test_new_main_mod(self): | |
454 | # Smoketest to check that this accepts a unicode module name |
|
455 | # Smoketest to check that this accepts a unicode module name | |
455 | name = u'jiefmw' |
|
456 | name = u'jiefmw' | |
456 | mod = ip.new_main_mod(u'%s.py' % name, name) |
|
457 | mod = ip.new_main_mod(u'%s.py' % name, name) | |
457 | self.assertEqual(mod.__name__, name) |
|
458 | self.assertEqual(mod.__name__, name) | |
458 |
|
459 | |||
459 | def test_get_exception_only(self): |
|
460 | def test_get_exception_only(self): | |
460 | try: |
|
461 | try: | |
461 | raise KeyboardInterrupt |
|
462 | raise KeyboardInterrupt | |
462 | except KeyboardInterrupt: |
|
463 | except KeyboardInterrupt: | |
463 | msg = ip.get_exception_only() |
|
464 | msg = ip.get_exception_only() | |
464 | self.assertEqual(msg, 'KeyboardInterrupt\n') |
|
465 | self.assertEqual(msg, 'KeyboardInterrupt\n') | |
465 |
|
466 | |||
466 | try: |
|
467 | try: | |
467 | raise DerivedInterrupt("foo") |
|
468 | raise DerivedInterrupt("foo") | |
468 | except KeyboardInterrupt: |
|
469 | except KeyboardInterrupt: | |
469 | msg = ip.get_exception_only() |
|
470 | msg = ip.get_exception_only() | |
470 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') |
|
471 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') | |
471 |
|
472 | |||
472 | def test_inspect_text(self): |
|
473 | def test_inspect_text(self): | |
473 | ip.run_cell('a = 5') |
|
474 | ip.run_cell('a = 5') | |
474 | text = ip.object_inspect_text('a') |
|
475 | text = ip.object_inspect_text('a') | |
475 | self.assertIsInstance(text, unicode_type) |
|
476 | self.assertIsInstance(text, unicode_type) | |
476 |
|
477 | |||
477 |
|
478 | |||
478 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): |
|
479 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): | |
479 |
|
480 | |||
480 | @onlyif_unicode_paths |
|
481 | @onlyif_unicode_paths | |
481 | def setUp(self): |
|
482 | def setUp(self): | |
482 | self.BASETESTDIR = tempfile.mkdtemp() |
|
483 | self.BASETESTDIR = tempfile.mkdtemp() | |
483 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") |
|
484 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") | |
484 | os.mkdir(self.TESTDIR) |
|
485 | os.mkdir(self.TESTDIR) | |
485 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: |
|
486 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: | |
486 | sfile.write("pass\n") |
|
487 | sfile.write("pass\n") | |
487 | self.oldpath = py3compat.getcwd() |
|
488 | self.oldpath = py3compat.getcwd() | |
488 | os.chdir(self.TESTDIR) |
|
489 | os.chdir(self.TESTDIR) | |
489 | self.fname = u"Γ₯Àâtestscript.py" |
|
490 | self.fname = u"Γ₯Àâtestscript.py" | |
490 |
|
491 | |||
491 | def tearDown(self): |
|
492 | def tearDown(self): | |
492 | os.chdir(self.oldpath) |
|
493 | os.chdir(self.oldpath) | |
493 | shutil.rmtree(self.BASETESTDIR) |
|
494 | shutil.rmtree(self.BASETESTDIR) | |
494 |
|
495 | |||
495 | @onlyif_unicode_paths |
|
496 | @onlyif_unicode_paths | |
496 | def test_1(self): |
|
497 | def test_1(self): | |
497 | """Test safe_execfile with non-ascii path |
|
498 | """Test safe_execfile with non-ascii path | |
498 | """ |
|
499 | """ | |
499 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) |
|
500 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) | |
500 |
|
501 | |||
501 | class ExitCodeChecks(tt.TempFileMixin): |
|
502 | class ExitCodeChecks(tt.TempFileMixin): | |
502 | def test_exit_code_ok(self): |
|
503 | def test_exit_code_ok(self): | |
503 | self.system('exit 0') |
|
504 | self.system('exit 0') | |
504 | self.assertEqual(ip.user_ns['_exit_code'], 0) |
|
505 | self.assertEqual(ip.user_ns['_exit_code'], 0) | |
505 |
|
506 | |||
506 | def test_exit_code_error(self): |
|
507 | def test_exit_code_error(self): | |
507 | self.system('exit 1') |
|
508 | self.system('exit 1') | |
508 | self.assertEqual(ip.user_ns['_exit_code'], 1) |
|
509 | self.assertEqual(ip.user_ns['_exit_code'], 1) | |
509 |
|
510 | |||
510 | @skipif(not hasattr(signal, 'SIGALRM')) |
|
511 | @skipif(not hasattr(signal, 'SIGALRM')) | |
511 | def test_exit_code_signal(self): |
|
512 | def test_exit_code_signal(self): | |
512 | self.mktmp("import signal, time\n" |
|
513 | self.mktmp("import signal, time\n" | |
513 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" |
|
514 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" | |
514 | "time.sleep(1)\n") |
|
515 | "time.sleep(1)\n") | |
515 | self.system("%s %s" % (sys.executable, self.fname)) |
|
516 | self.system("%s %s" % (sys.executable, self.fname)) | |
516 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) |
|
517 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) | |
517 |
|
518 | |||
518 | @onlyif_cmds_exist("csh") |
|
519 | @onlyif_cmds_exist("csh") | |
519 | def test_exit_code_signal_csh(self): |
|
520 | def test_exit_code_signal_csh(self): | |
520 | SHELL = os.environ.get('SHELL', None) |
|
521 | SHELL = os.environ.get('SHELL', None) | |
521 | os.environ['SHELL'] = find_cmd("csh") |
|
522 | os.environ['SHELL'] = find_cmd("csh") | |
522 | try: |
|
523 | try: | |
523 | self.test_exit_code_signal() |
|
524 | self.test_exit_code_signal() | |
524 | finally: |
|
525 | finally: | |
525 | if SHELL is not None: |
|
526 | if SHELL is not None: | |
526 | os.environ['SHELL'] = SHELL |
|
527 | os.environ['SHELL'] = SHELL | |
527 | else: |
|
528 | else: | |
528 | del os.environ['SHELL'] |
|
529 | del os.environ['SHELL'] | |
529 |
|
530 | |||
530 | class TestSystemRaw(unittest.TestCase, ExitCodeChecks): |
|
531 | class TestSystemRaw(unittest.TestCase, ExitCodeChecks): | |
531 | system = ip.system_raw |
|
532 | system = ip.system_raw | |
532 |
|
533 | |||
533 | @onlyif_unicode_paths |
|
534 | @onlyif_unicode_paths | |
534 | def test_1(self): |
|
535 | def test_1(self): | |
535 | """Test system_raw with non-ascii cmd |
|
536 | """Test system_raw with non-ascii cmd | |
536 | """ |
|
537 | """ | |
537 | cmd = u'''python -c "'Γ₯Àâ'" ''' |
|
538 | cmd = u'''python -c "'Γ₯Àâ'" ''' | |
538 | ip.system_raw(cmd) |
|
539 | ip.system_raw(cmd) | |
539 |
|
540 | |||
540 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) |
|
541 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) | |
541 | @mock.patch('os.system', side_effect=KeyboardInterrupt) |
|
542 | @mock.patch('os.system', side_effect=KeyboardInterrupt) | |
542 | def test_control_c(self, *mocks): |
|
543 | def test_control_c(self, *mocks): | |
543 | try: |
|
544 | try: | |
544 | self.system("sleep 1 # wont happen") |
|
545 | self.system("sleep 1 # wont happen") | |
545 | except KeyboardInterrupt: |
|
546 | except KeyboardInterrupt: | |
546 | self.fail("system call should intercept " |
|
547 | self.fail("system call should intercept " | |
547 | "keyboard interrupt from subprocess.call") |
|
548 | "keyboard interrupt from subprocess.call") | |
548 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) |
|
549 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) | |
549 |
|
550 | |||
550 | # TODO: Exit codes are currently ignored on Windows. |
|
551 | # TODO: Exit codes are currently ignored on Windows. | |
551 | class TestSystemPipedExitCode(unittest.TestCase, ExitCodeChecks): |
|
552 | class TestSystemPipedExitCode(unittest.TestCase, ExitCodeChecks): | |
552 | system = ip.system_piped |
|
553 | system = ip.system_piped | |
553 |
|
554 | |||
554 | @skip_win32 |
|
555 | @skip_win32 | |
555 | def test_exit_code_ok(self): |
|
556 | def test_exit_code_ok(self): | |
556 | ExitCodeChecks.test_exit_code_ok(self) |
|
557 | ExitCodeChecks.test_exit_code_ok(self) | |
557 |
|
558 | |||
558 | @skip_win32 |
|
559 | @skip_win32 | |
559 | def test_exit_code_error(self): |
|
560 | def test_exit_code_error(self): | |
560 | ExitCodeChecks.test_exit_code_error(self) |
|
561 | ExitCodeChecks.test_exit_code_error(self) | |
561 |
|
562 | |||
562 | @skip_win32 |
|
563 | @skip_win32 | |
563 | def test_exit_code_signal(self): |
|
564 | def test_exit_code_signal(self): | |
564 | ExitCodeChecks.test_exit_code_signal(self) |
|
565 | ExitCodeChecks.test_exit_code_signal(self) | |
565 |
|
566 | |||
566 | class TestModules(unittest.TestCase, tt.TempFileMixin): |
|
567 | class TestModules(unittest.TestCase, tt.TempFileMixin): | |
567 | def test_extraneous_loads(self): |
|
568 | def test_extraneous_loads(self): | |
568 | """Test we're not loading modules on startup that we shouldn't. |
|
569 | """Test we're not loading modules on startup that we shouldn't. | |
569 | """ |
|
570 | """ | |
570 | self.mktmp("import sys\n" |
|
571 | self.mktmp("import sys\n" | |
571 | "print('numpy' in sys.modules)\n" |
|
572 | "print('numpy' in sys.modules)\n" | |
572 | "print('ipyparallel' in sys.modules)\n" |
|
573 | "print('ipyparallel' in sys.modules)\n" | |
573 | "print('ipykernel' in sys.modules)\n" |
|
574 | "print('ipykernel' in sys.modules)\n" | |
574 | ) |
|
575 | ) | |
575 | out = "False\nFalse\nFalse\n" |
|
576 | out = "False\nFalse\nFalse\n" | |
576 | tt.ipexec_validate(self.fname, out) |
|
577 | tt.ipexec_validate(self.fname, out) | |
577 |
|
578 | |||
578 | class Negator(ast.NodeTransformer): |
|
579 | class Negator(ast.NodeTransformer): | |
579 | """Negates all number literals in an AST.""" |
|
580 | """Negates all number literals in an AST.""" | |
580 | def visit_Num(self, node): |
|
581 | def visit_Num(self, node): | |
581 | node.n = -node.n |
|
582 | node.n = -node.n | |
582 | return node |
|
583 | return node | |
583 |
|
584 | |||
584 | class TestAstTransform(unittest.TestCase): |
|
585 | class TestAstTransform(unittest.TestCase): | |
585 | def setUp(self): |
|
586 | def setUp(self): | |
586 | self.negator = Negator() |
|
587 | self.negator = Negator() | |
587 | ip.ast_transformers.append(self.negator) |
|
588 | ip.ast_transformers.append(self.negator) | |
588 |
|
589 | |||
589 | def tearDown(self): |
|
590 | def tearDown(self): | |
590 | ip.ast_transformers.remove(self.negator) |
|
591 | ip.ast_transformers.remove(self.negator) | |
591 |
|
592 | |||
592 | def test_run_cell(self): |
|
593 | def test_run_cell(self): | |
593 | with tt.AssertPrints('-34'): |
|
594 | with tt.AssertPrints('-34'): | |
594 | ip.run_cell('print (12 + 22)') |
|
595 | ip.run_cell('print (12 + 22)') | |
595 |
|
596 | |||
596 | # A named reference to a number shouldn't be transformed. |
|
597 | # A named reference to a number shouldn't be transformed. | |
597 | ip.user_ns['n'] = 55 |
|
598 | ip.user_ns['n'] = 55 | |
598 | with tt.AssertNotPrints('-55'): |
|
599 | with tt.AssertNotPrints('-55'): | |
599 | ip.run_cell('print (n)') |
|
600 | ip.run_cell('print (n)') | |
600 |
|
601 | |||
601 | def test_timeit(self): |
|
602 | def test_timeit(self): | |
602 | called = set() |
|
603 | called = set() | |
603 | def f(x): |
|
604 | def f(x): | |
604 | called.add(x) |
|
605 | called.add(x) | |
605 | ip.push({'f':f}) |
|
606 | ip.push({'f':f}) | |
606 |
|
607 | |||
607 | with tt.AssertPrints("average of "): |
|
608 | with tt.AssertPrints("average of "): | |
608 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
609 | ip.run_line_magic("timeit", "-n1 f(1)") | |
609 | self.assertEqual(called, {-1}) |
|
610 | self.assertEqual(called, {-1}) | |
610 | called.clear() |
|
611 | called.clear() | |
611 |
|
612 | |||
612 | with tt.AssertPrints("average of "): |
|
613 | with tt.AssertPrints("average of "): | |
613 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
614 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
614 | self.assertEqual(called, {-2, -3}) |
|
615 | self.assertEqual(called, {-2, -3}) | |
615 |
|
616 | |||
616 | def test_time(self): |
|
617 | def test_time(self): | |
617 | called = [] |
|
618 | called = [] | |
618 | def f(x): |
|
619 | def f(x): | |
619 | called.append(x) |
|
620 | called.append(x) | |
620 | ip.push({'f':f}) |
|
621 | ip.push({'f':f}) | |
621 |
|
622 | |||
622 | # Test with an expression |
|
623 | # Test with an expression | |
623 | with tt.AssertPrints("Wall time: "): |
|
624 | with tt.AssertPrints("Wall time: "): | |
624 | ip.run_line_magic("time", "f(5+9)") |
|
625 | ip.run_line_magic("time", "f(5+9)") | |
625 | self.assertEqual(called, [-14]) |
|
626 | self.assertEqual(called, [-14]) | |
626 | called[:] = [] |
|
627 | called[:] = [] | |
627 |
|
628 | |||
628 | # Test with a statement (different code path) |
|
629 | # Test with a statement (different code path) | |
629 | with tt.AssertPrints("Wall time: "): |
|
630 | with tt.AssertPrints("Wall time: "): | |
630 | ip.run_line_magic("time", "a = f(-3 + -2)") |
|
631 | ip.run_line_magic("time", "a = f(-3 + -2)") | |
631 | self.assertEqual(called, [5]) |
|
632 | self.assertEqual(called, [5]) | |
632 |
|
633 | |||
633 | def test_macro(self): |
|
634 | def test_macro(self): | |
634 | ip.push({'a':10}) |
|
635 | ip.push({'a':10}) | |
635 | # The AST transformation makes this do a+=-1 |
|
636 | # The AST transformation makes this do a+=-1 | |
636 | ip.define_macro("amacro", "a+=1\nprint(a)") |
|
637 | ip.define_macro("amacro", "a+=1\nprint(a)") | |
637 |
|
638 | |||
638 | with tt.AssertPrints("9"): |
|
639 | with tt.AssertPrints("9"): | |
639 | ip.run_cell("amacro") |
|
640 | ip.run_cell("amacro") | |
640 | with tt.AssertPrints("8"): |
|
641 | with tt.AssertPrints("8"): | |
641 | ip.run_cell("amacro") |
|
642 | ip.run_cell("amacro") | |
642 |
|
643 | |||
643 | class IntegerWrapper(ast.NodeTransformer): |
|
644 | class IntegerWrapper(ast.NodeTransformer): | |
644 | """Wraps all integers in a call to Integer()""" |
|
645 | """Wraps all integers in a call to Integer()""" | |
645 | def visit_Num(self, node): |
|
646 | def visit_Num(self, node): | |
646 | if isinstance(node.n, int): |
|
647 | if isinstance(node.n, int): | |
647 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), |
|
648 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), | |
648 | args=[node], keywords=[]) |
|
649 | args=[node], keywords=[]) | |
649 | return node |
|
650 | return node | |
650 |
|
651 | |||
651 | class TestAstTransform2(unittest.TestCase): |
|
652 | class TestAstTransform2(unittest.TestCase): | |
652 | def setUp(self): |
|
653 | def setUp(self): | |
653 | self.intwrapper = IntegerWrapper() |
|
654 | self.intwrapper = IntegerWrapper() | |
654 | ip.ast_transformers.append(self.intwrapper) |
|
655 | ip.ast_transformers.append(self.intwrapper) | |
655 |
|
656 | |||
656 | self.calls = [] |
|
657 | self.calls = [] | |
657 | def Integer(*args): |
|
658 | def Integer(*args): | |
658 | self.calls.append(args) |
|
659 | self.calls.append(args) | |
659 | return args |
|
660 | return args | |
660 | ip.push({"Integer": Integer}) |
|
661 | ip.push({"Integer": Integer}) | |
661 |
|
662 | |||
662 | def tearDown(self): |
|
663 | def tearDown(self): | |
663 | ip.ast_transformers.remove(self.intwrapper) |
|
664 | ip.ast_transformers.remove(self.intwrapper) | |
664 | del ip.user_ns['Integer'] |
|
665 | del ip.user_ns['Integer'] | |
665 |
|
666 | |||
666 | def test_run_cell(self): |
|
667 | def test_run_cell(self): | |
667 | ip.run_cell("n = 2") |
|
668 | ip.run_cell("n = 2") | |
668 | self.assertEqual(self.calls, [(2,)]) |
|
669 | self.assertEqual(self.calls, [(2,)]) | |
669 |
|
670 | |||
670 | # This shouldn't throw an error |
|
671 | # This shouldn't throw an error | |
671 | ip.run_cell("o = 2.0") |
|
672 | ip.run_cell("o = 2.0") | |
672 | self.assertEqual(ip.user_ns['o'], 2.0) |
|
673 | self.assertEqual(ip.user_ns['o'], 2.0) | |
673 |
|
674 | |||
674 | def test_timeit(self): |
|
675 | def test_timeit(self): | |
675 | called = set() |
|
676 | called = set() | |
676 | def f(x): |
|
677 | def f(x): | |
677 | called.add(x) |
|
678 | called.add(x) | |
678 | ip.push({'f':f}) |
|
679 | ip.push({'f':f}) | |
679 |
|
680 | |||
680 | with tt.AssertPrints("average of "): |
|
681 | with tt.AssertPrints("average of "): | |
681 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
682 | ip.run_line_magic("timeit", "-n1 f(1)") | |
682 | self.assertEqual(called, {(1,)}) |
|
683 | self.assertEqual(called, {(1,)}) | |
683 | called.clear() |
|
684 | called.clear() | |
684 |
|
685 | |||
685 | with tt.AssertPrints("average of "): |
|
686 | with tt.AssertPrints("average of "): | |
686 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
687 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
687 | self.assertEqual(called, {(2,), (3,)}) |
|
688 | self.assertEqual(called, {(2,), (3,)}) | |
688 |
|
689 | |||
689 | class ErrorTransformer(ast.NodeTransformer): |
|
690 | class ErrorTransformer(ast.NodeTransformer): | |
690 | """Throws an error when it sees a number.""" |
|
691 | """Throws an error when it sees a number.""" | |
691 | def visit_Num(self, node): |
|
692 | def visit_Num(self, node): | |
692 | raise ValueError("test") |
|
693 | raise ValueError("test") | |
693 |
|
694 | |||
694 | class TestAstTransformError(unittest.TestCase): |
|
695 | class TestAstTransformError(unittest.TestCase): | |
695 | def test_unregistering(self): |
|
696 | def test_unregistering(self): | |
696 | err_transformer = ErrorTransformer() |
|
697 | err_transformer = ErrorTransformer() | |
697 | ip.ast_transformers.append(err_transformer) |
|
698 | ip.ast_transformers.append(err_transformer) | |
698 |
|
699 | |||
699 | with tt.AssertPrints("unregister", channel='stderr'): |
|
700 | with tt.AssertPrints("unregister", channel='stderr'): | |
700 | ip.run_cell("1 + 2") |
|
701 | ip.run_cell("1 + 2") | |
701 |
|
702 | |||
702 | # This should have been removed. |
|
703 | # This should have been removed. | |
703 | nt.assert_not_in(err_transformer, ip.ast_transformers) |
|
704 | nt.assert_not_in(err_transformer, ip.ast_transformers) | |
704 |
|
705 | |||
705 |
|
706 | |||
706 | class StringRejector(ast.NodeTransformer): |
|
707 | class StringRejector(ast.NodeTransformer): | |
707 | """Throws an InputRejected when it sees a string literal. |
|
708 | """Throws an InputRejected when it sees a string literal. | |
708 |
|
709 | |||
709 | Used to verify that NodeTransformers can signal that a piece of code should |
|
710 | Used to verify that NodeTransformers can signal that a piece of code should | |
710 | not be executed by throwing an InputRejected. |
|
711 | not be executed by throwing an InputRejected. | |
711 | """ |
|
712 | """ | |
712 |
|
713 | |||
713 | def visit_Str(self, node): |
|
714 | def visit_Str(self, node): | |
714 | raise InputRejected("test") |
|
715 | raise InputRejected("test") | |
715 |
|
716 | |||
716 |
|
717 | |||
717 | class TestAstTransformInputRejection(unittest.TestCase): |
|
718 | class TestAstTransformInputRejection(unittest.TestCase): | |
718 |
|
719 | |||
719 | def setUp(self): |
|
720 | def setUp(self): | |
720 | self.transformer = StringRejector() |
|
721 | self.transformer = StringRejector() | |
721 | ip.ast_transformers.append(self.transformer) |
|
722 | ip.ast_transformers.append(self.transformer) | |
722 |
|
723 | |||
723 | def tearDown(self): |
|
724 | def tearDown(self): | |
724 | ip.ast_transformers.remove(self.transformer) |
|
725 | ip.ast_transformers.remove(self.transformer) | |
725 |
|
726 | |||
726 | def test_input_rejection(self): |
|
727 | def test_input_rejection(self): | |
727 | """Check that NodeTransformers can reject input.""" |
|
728 | """Check that NodeTransformers can reject input.""" | |
728 |
|
729 | |||
729 | expect_exception_tb = tt.AssertPrints("InputRejected: test") |
|
730 | expect_exception_tb = tt.AssertPrints("InputRejected: test") | |
730 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) |
|
731 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) | |
731 |
|
732 | |||
732 | # Run the same check twice to verify that the transformer is not |
|
733 | # Run the same check twice to verify that the transformer is not | |
733 | # disabled after raising. |
|
734 | # disabled after raising. | |
734 | with expect_exception_tb, expect_no_cell_output: |
|
735 | with expect_exception_tb, expect_no_cell_output: | |
735 | ip.run_cell("'unsafe'") |
|
736 | ip.run_cell("'unsafe'") | |
736 |
|
737 | |||
737 | with expect_exception_tb, expect_no_cell_output: |
|
738 | with expect_exception_tb, expect_no_cell_output: | |
738 | res = ip.run_cell("'unsafe'") |
|
739 | res = ip.run_cell("'unsafe'") | |
739 |
|
740 | |||
740 | self.assertIsInstance(res.error_before_exec, InputRejected) |
|
741 | self.assertIsInstance(res.error_before_exec, InputRejected) | |
741 |
|
742 | |||
742 | def test__IPYTHON__(): |
|
743 | def test__IPYTHON__(): | |
743 | # This shouldn't raise a NameError, that's all |
|
744 | # This shouldn't raise a NameError, that's all | |
744 | __IPYTHON__ |
|
745 | __IPYTHON__ | |
745 |
|
746 | |||
746 |
|
747 | |||
747 | class DummyRepr(object): |
|
748 | class DummyRepr(object): | |
748 | def __repr__(self): |
|
749 | def __repr__(self): | |
749 | return "DummyRepr" |
|
750 | return "DummyRepr" | |
750 |
|
751 | |||
751 | def _repr_html_(self): |
|
752 | def _repr_html_(self): | |
752 | return "<b>dummy</b>" |
|
753 | return "<b>dummy</b>" | |
753 |
|
754 | |||
754 | def _repr_javascript_(self): |
|
755 | def _repr_javascript_(self): | |
755 | return "console.log('hi');", {'key': 'value'} |
|
756 | return "console.log('hi');", {'key': 'value'} | |
756 |
|
757 | |||
757 |
|
758 | |||
758 | def test_user_variables(): |
|
759 | def test_user_variables(): | |
759 | # enable all formatters |
|
760 | # enable all formatters | |
760 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
761 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
761 |
|
762 | |||
762 | ip.user_ns['dummy'] = d = DummyRepr() |
|
763 | ip.user_ns['dummy'] = d = DummyRepr() | |
763 | keys = {'dummy', 'doesnotexist'} |
|
764 | keys = {'dummy', 'doesnotexist'} | |
764 | r = ip.user_expressions({ key:key for key in keys}) |
|
765 | r = ip.user_expressions({ key:key for key in keys}) | |
765 |
|
766 | |||
766 | nt.assert_equal(keys, set(r.keys())) |
|
767 | nt.assert_equal(keys, set(r.keys())) | |
767 | dummy = r['dummy'] |
|
768 | dummy = r['dummy'] | |
768 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) |
|
769 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) | |
769 | nt.assert_equal(dummy['status'], 'ok') |
|
770 | nt.assert_equal(dummy['status'], 'ok') | |
770 | data = dummy['data'] |
|
771 | data = dummy['data'] | |
771 | metadata = dummy['metadata'] |
|
772 | metadata = dummy['metadata'] | |
772 | nt.assert_equal(data.get('text/html'), d._repr_html_()) |
|
773 | nt.assert_equal(data.get('text/html'), d._repr_html_()) | |
773 | js, jsmd = d._repr_javascript_() |
|
774 | js, jsmd = d._repr_javascript_() | |
774 | nt.assert_equal(data.get('application/javascript'), js) |
|
775 | nt.assert_equal(data.get('application/javascript'), js) | |
775 | nt.assert_equal(metadata.get('application/javascript'), jsmd) |
|
776 | nt.assert_equal(metadata.get('application/javascript'), jsmd) | |
776 |
|
777 | |||
777 | dne = r['doesnotexist'] |
|
778 | dne = r['doesnotexist'] | |
778 | nt.assert_equal(dne['status'], 'error') |
|
779 | nt.assert_equal(dne['status'], 'error') | |
779 | nt.assert_equal(dne['ename'], 'NameError') |
|
780 | nt.assert_equal(dne['ename'], 'NameError') | |
780 |
|
781 | |||
781 | # back to text only |
|
782 | # back to text only | |
782 | ip.display_formatter.active_types = ['text/plain'] |
|
783 | ip.display_formatter.active_types = ['text/plain'] | |
783 |
|
784 | |||
784 | def test_user_expression(): |
|
785 | def test_user_expression(): | |
785 | # enable all formatters |
|
786 | # enable all formatters | |
786 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
787 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
787 | query = { |
|
788 | query = { | |
788 | 'a' : '1 + 2', |
|
789 | 'a' : '1 + 2', | |
789 | 'b' : '1/0', |
|
790 | 'b' : '1/0', | |
790 | } |
|
791 | } | |
791 | r = ip.user_expressions(query) |
|
792 | r = ip.user_expressions(query) | |
792 | import pprint |
|
793 | import pprint | |
793 | pprint.pprint(r) |
|
794 | pprint.pprint(r) | |
794 | nt.assert_equal(set(r.keys()), set(query.keys())) |
|
795 | nt.assert_equal(set(r.keys()), set(query.keys())) | |
795 | a = r['a'] |
|
796 | a = r['a'] | |
796 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) |
|
797 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) | |
797 | nt.assert_equal(a['status'], 'ok') |
|
798 | nt.assert_equal(a['status'], 'ok') | |
798 | data = a['data'] |
|
799 | data = a['data'] | |
799 | metadata = a['metadata'] |
|
800 | metadata = a['metadata'] | |
800 | nt.assert_equal(data.get('text/plain'), '3') |
|
801 | nt.assert_equal(data.get('text/plain'), '3') | |
801 |
|
802 | |||
802 | b = r['b'] |
|
803 | b = r['b'] | |
803 | nt.assert_equal(b['status'], 'error') |
|
804 | nt.assert_equal(b['status'], 'error') | |
804 | nt.assert_equal(b['ename'], 'ZeroDivisionError') |
|
805 | nt.assert_equal(b['ename'], 'ZeroDivisionError') | |
805 |
|
806 | |||
806 | # back to text only |
|
807 | # back to text only | |
807 | ip.display_formatter.active_types = ['text/plain'] |
|
808 | ip.display_formatter.active_types = ['text/plain'] | |
808 |
|
809 | |||
809 |
|
810 | |||
810 |
|
811 | |||
811 |
|
812 | |||
812 |
|
813 | |||
813 | class TestSyntaxErrorTransformer(unittest.TestCase): |
|
814 | class TestSyntaxErrorTransformer(unittest.TestCase): | |
814 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" |
|
815 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" | |
815 |
|
816 | |||
816 | class SyntaxErrorTransformer(InputTransformer): |
|
817 | class SyntaxErrorTransformer(InputTransformer): | |
817 |
|
818 | |||
818 | def push(self, line): |
|
819 | def push(self, line): | |
819 | pos = line.find('syntaxerror') |
|
820 | pos = line.find('syntaxerror') | |
820 | if pos >= 0: |
|
821 | if pos >= 0: | |
821 | e = SyntaxError('input contains "syntaxerror"') |
|
822 | e = SyntaxError('input contains "syntaxerror"') | |
822 | e.text = line |
|
823 | e.text = line | |
823 | e.offset = pos + 1 |
|
824 | e.offset = pos + 1 | |
824 | raise e |
|
825 | raise e | |
825 | return line |
|
826 | return line | |
826 |
|
827 | |||
827 | def reset(self): |
|
828 | def reset(self): | |
828 | pass |
|
829 | pass | |
829 |
|
830 | |||
830 | def setUp(self): |
|
831 | def setUp(self): | |
831 | self.transformer = TestSyntaxErrorTransformer.SyntaxErrorTransformer() |
|
832 | self.transformer = TestSyntaxErrorTransformer.SyntaxErrorTransformer() | |
832 | ip.input_splitter.python_line_transforms.append(self.transformer) |
|
833 | ip.input_splitter.python_line_transforms.append(self.transformer) | |
833 | ip.input_transformer_manager.python_line_transforms.append(self.transformer) |
|
834 | ip.input_transformer_manager.python_line_transforms.append(self.transformer) | |
834 |
|
835 | |||
835 | def tearDown(self): |
|
836 | def tearDown(self): | |
836 | ip.input_splitter.python_line_transforms.remove(self.transformer) |
|
837 | ip.input_splitter.python_line_transforms.remove(self.transformer) | |
837 | ip.input_transformer_manager.python_line_transforms.remove(self.transformer) |
|
838 | ip.input_transformer_manager.python_line_transforms.remove(self.transformer) | |
838 |
|
839 | |||
839 | def test_syntaxerror_input_transformer(self): |
|
840 | def test_syntaxerror_input_transformer(self): | |
840 | with tt.AssertPrints('1234'): |
|
841 | with tt.AssertPrints('1234'): | |
841 | ip.run_cell('1234') |
|
842 | ip.run_cell('1234') | |
842 | with tt.AssertPrints('SyntaxError: invalid syntax'): |
|
843 | with tt.AssertPrints('SyntaxError: invalid syntax'): | |
843 | ip.run_cell('1 2 3') # plain python syntax error |
|
844 | ip.run_cell('1 2 3') # plain python syntax error | |
844 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): |
|
845 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): | |
845 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error |
|
846 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error | |
846 | with tt.AssertPrints('3456'): |
|
847 | with tt.AssertPrints('3456'): | |
847 | ip.run_cell('3456') |
|
848 | ip.run_cell('3456') | |
848 |
|
849 | |||
849 |
|
850 | |||
850 |
|
851 | |||
851 | def test_warning_suppression(): |
|
852 | def test_warning_suppression(): | |
852 | ip.run_cell("import warnings") |
|
853 | ip.run_cell("import warnings") | |
853 | try: |
|
854 | try: | |
854 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): |
|
855 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): | |
855 | ip.run_cell("warnings.warn('asdf')") |
|
856 | ip.run_cell("warnings.warn('asdf')") | |
856 | # Here's the real test -- if we run that again, we should get the |
|
857 | # Here's the real test -- if we run that again, we should get the | |
857 | # warning again. Traditionally, each warning was only issued once per |
|
858 | # warning again. Traditionally, each warning was only issued once per | |
858 | # IPython session (approximately), even if the user typed in new and |
|
859 | # IPython session (approximately), even if the user typed in new and | |
859 | # different code that should have also triggered the warning, leading |
|
860 | # different code that should have also triggered the warning, leading | |
860 | # to much confusion. |
|
861 | # to much confusion. | |
861 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): |
|
862 | with tt.AssertPrints("UserWarning: asdf", channel="stderr"): | |
862 | ip.run_cell("warnings.warn('asdf')") |
|
863 | ip.run_cell("warnings.warn('asdf')") | |
863 | finally: |
|
864 | finally: | |
864 | ip.run_cell("del warnings") |
|
865 | ip.run_cell("del warnings") | |
865 |
|
866 | |||
866 |
|
867 | |||
867 | def test_deprecation_warning(): |
|
868 | def test_deprecation_warning(): | |
868 | ip.run_cell(""" |
|
869 | ip.run_cell(""" | |
869 | import warnings |
|
870 | import warnings | |
870 | def wrn(): |
|
871 | def wrn(): | |
871 | warnings.warn( |
|
872 | warnings.warn( | |
872 | "I AM A WARNING", |
|
873 | "I AM A WARNING", | |
873 | DeprecationWarning |
|
874 | DeprecationWarning | |
874 | ) |
|
875 | ) | |
875 | """) |
|
876 | """) | |
876 | try: |
|
877 | try: | |
877 | with tt.AssertPrints("I AM A WARNING", channel="stderr"): |
|
878 | with tt.AssertPrints("I AM A WARNING", channel="stderr"): | |
878 | ip.run_cell("wrn()") |
|
879 | ip.run_cell("wrn()") | |
879 | finally: |
|
880 | finally: | |
880 | ip.run_cell("del warnings") |
|
881 | ip.run_cell("del warnings") | |
881 | ip.run_cell("del wrn") |
|
882 | ip.run_cell("del wrn") | |
882 |
|
883 | |||
883 |
|
884 | |||
884 | class TestImportNoDeprecate(tt.TempFileMixin): |
|
885 | class TestImportNoDeprecate(tt.TempFileMixin): | |
885 |
|
886 | |||
886 | def setup(self): |
|
887 | def setup(self): | |
887 | """Make a valid python temp file.""" |
|
888 | """Make a valid python temp file.""" | |
888 | self.mktmp(""" |
|
889 | self.mktmp(""" | |
889 | import warnings |
|
890 | import warnings | |
890 | def wrn(): |
|
891 | def wrn(): | |
891 | warnings.warn( |
|
892 | warnings.warn( | |
892 | "I AM A WARNING", |
|
893 | "I AM A WARNING", | |
893 | DeprecationWarning |
|
894 | DeprecationWarning | |
894 | ) |
|
895 | ) | |
895 | """) |
|
896 | """) | |
896 |
|
897 | |||
897 | def test_no_dep(self): |
|
898 | def test_no_dep(self): | |
898 | """ |
|
899 | """ | |
899 | No deprecation warning should be raised from imported functions |
|
900 | No deprecation warning should be raised from imported functions | |
900 | """ |
|
901 | """ | |
901 | ip.run_cell("from {} import wrn".format(self.fname)) |
|
902 | ip.run_cell("from {} import wrn".format(self.fname)) | |
902 |
|
903 | |||
903 | with tt.AssertNotPrints("I AM A WARNING"): |
|
904 | with tt.AssertNotPrints("I AM A WARNING"): | |
904 | ip.run_cell("wrn()") |
|
905 | ip.run_cell("wrn()") | |
905 | ip.run_cell("del wrn") |
|
906 | ip.run_cell("del wrn") |
General Comments 0
You need to be logged in to leave comments.
Login now