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@@ -1,1042 +1,1060 b'' | |||||
1 | # -*- coding: utf-8 -*- |
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1 | # -*- coding: utf-8 -*- | |
2 | """Tests for the key interactiveshell module. |
|
2 | """Tests for the key interactiveshell module. | |
3 |
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3 | |||
4 | Historically the main classes in interactiveshell have been under-tested. This |
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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 |
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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 |
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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 |
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11 | |||
12 | import asyncio |
|
12 | import asyncio | |
13 | import ast |
|
13 | import ast | |
14 | import os |
|
14 | import os | |
15 | import signal |
|
15 | import signal | |
16 | import shutil |
|
16 | import shutil | |
17 | import sys |
|
17 | import sys | |
18 | import tempfile |
|
18 | import tempfile | |
19 | import unittest |
|
19 | import unittest | |
20 | from unittest import mock |
|
20 | from unittest import mock | |
21 |
|
21 | |||
22 | from os.path import join |
|
22 | from os.path import join | |
23 |
|
23 | |||
24 | import nose.tools as nt |
|
24 | import nose.tools as nt | |
25 |
|
25 | |||
26 | from IPython.core.error import InputRejected |
|
26 | from IPython.core.error import InputRejected | |
27 | from IPython.core.inputtransformer import InputTransformer |
|
27 | from IPython.core.inputtransformer import InputTransformer | |
28 | from IPython.core import interactiveshell |
|
28 | from IPython.core import interactiveshell | |
29 | from IPython.testing.decorators import ( |
|
29 | from IPython.testing.decorators import ( | |
30 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, |
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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 |
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34 | |||
35 | #----------------------------------------------------------------------------- |
|
35 | #----------------------------------------------------------------------------- | |
36 | # Globals |
|
36 | # Globals | |
37 | #----------------------------------------------------------------------------- |
|
37 | #----------------------------------------------------------------------------- | |
38 | # This is used by every single test, no point repeating it ad nauseam |
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38 | # This is used by every single test, no point repeating it ad nauseam | |
39 |
|
39 | |||
40 | #----------------------------------------------------------------------------- |
|
40 | #----------------------------------------------------------------------------- | |
41 | # Tests |
|
41 | # Tests | |
42 | #----------------------------------------------------------------------------- |
|
42 | #----------------------------------------------------------------------------- | |
43 |
|
43 | |||
44 | class DerivedInterrupt(KeyboardInterrupt): |
|
44 | class DerivedInterrupt(KeyboardInterrupt): | |
45 | pass |
|
45 | pass | |
46 |
|
46 | |||
47 | class InteractiveShellTestCase(unittest.TestCase): |
|
47 | class InteractiveShellTestCase(unittest.TestCase): | |
48 | def test_naked_string_cells(self): |
|
48 | def test_naked_string_cells(self): | |
49 | """Test that cells with only naked strings are fully executed""" |
|
49 | """Test that cells with only naked strings are fully executed""" | |
50 | # First, single-line inputs |
|
50 | # First, single-line inputs | |
51 | ip.run_cell('"a"\n') |
|
51 | ip.run_cell('"a"\n') | |
52 | self.assertEqual(ip.user_ns['_'], 'a') |
|
52 | self.assertEqual(ip.user_ns['_'], 'a') | |
53 | # And also multi-line cells |
|
53 | # And also multi-line cells | |
54 | ip.run_cell('"""a\nb"""\n') |
|
54 | ip.run_cell('"""a\nb"""\n') | |
55 | self.assertEqual(ip.user_ns['_'], 'a\nb') |
|
55 | self.assertEqual(ip.user_ns['_'], 'a\nb') | |
56 |
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56 | |||
57 | def test_run_empty_cell(self): |
|
57 | def test_run_empty_cell(self): | |
58 | """Just make sure we don't get a horrible error with a blank |
|
58 | """Just make sure we don't get a horrible error with a blank | |
59 | cell of input. Yes, I did overlook that.""" |
|
59 | cell of input. Yes, I did overlook that.""" | |
60 | old_xc = ip.execution_count |
|
60 | old_xc = ip.execution_count | |
61 | res = ip.run_cell('') |
|
61 | res = ip.run_cell('') | |
62 | self.assertEqual(ip.execution_count, old_xc) |
|
62 | self.assertEqual(ip.execution_count, old_xc) | |
63 | self.assertEqual(res.execution_count, None) |
|
63 | self.assertEqual(res.execution_count, None) | |
64 |
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64 | |||
65 | def test_run_cell_multiline(self): |
|
65 | def test_run_cell_multiline(self): | |
66 | """Multi-block, multi-line cells must execute correctly. |
|
66 | """Multi-block, multi-line cells must execute correctly. | |
67 | """ |
|
67 | """ | |
68 | src = '\n'.join(["x=1", |
|
68 | src = '\n'.join(["x=1", | |
69 | "y=2", |
|
69 | "y=2", | |
70 | "if 1:", |
|
70 | "if 1:", | |
71 | " x += 1", |
|
71 | " x += 1", | |
72 | " y += 1",]) |
|
72 | " y += 1",]) | |
73 | res = ip.run_cell(src) |
|
73 | res = ip.run_cell(src) | |
74 | self.assertEqual(ip.user_ns['x'], 2) |
|
74 | self.assertEqual(ip.user_ns['x'], 2) | |
75 | self.assertEqual(ip.user_ns['y'], 3) |
|
75 | self.assertEqual(ip.user_ns['y'], 3) | |
76 | self.assertEqual(res.success, True) |
|
76 | self.assertEqual(res.success, True) | |
77 | self.assertEqual(res.result, None) |
|
77 | self.assertEqual(res.result, None) | |
78 |
|
78 | |||
79 | def test_multiline_string_cells(self): |
|
79 | def test_multiline_string_cells(self): | |
80 | "Code sprinkled with multiline strings should execute (GH-306)" |
|
80 | "Code sprinkled with multiline strings should execute (GH-306)" | |
81 | ip.run_cell('tmp=0') |
|
81 | ip.run_cell('tmp=0') | |
82 | self.assertEqual(ip.user_ns['tmp'], 0) |
|
82 | self.assertEqual(ip.user_ns['tmp'], 0) | |
83 | res = ip.run_cell('tmp=1;"""a\nb"""\n') |
|
83 | res = ip.run_cell('tmp=1;"""a\nb"""\n') | |
84 | self.assertEqual(ip.user_ns['tmp'], 1) |
|
84 | self.assertEqual(ip.user_ns['tmp'], 1) | |
85 | self.assertEqual(res.success, True) |
|
85 | self.assertEqual(res.success, True) | |
86 | self.assertEqual(res.result, "a\nb") |
|
86 | self.assertEqual(res.result, "a\nb") | |
87 |
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87 | |||
88 | def test_dont_cache_with_semicolon(self): |
|
88 | def test_dont_cache_with_semicolon(self): | |
89 | "Ending a line with semicolon should not cache the returned object (GH-307)" |
|
89 | "Ending a line with semicolon should not cache the returned object (GH-307)" | |
90 | oldlen = len(ip.user_ns['Out']) |
|
90 | oldlen = len(ip.user_ns['Out']) | |
91 | for cell in ['1;', '1;1;']: |
|
91 | for cell in ['1;', '1;1;']: | |
92 | res = ip.run_cell(cell, store_history=True) |
|
92 | res = ip.run_cell(cell, store_history=True) | |
93 | newlen = len(ip.user_ns['Out']) |
|
93 | newlen = len(ip.user_ns['Out']) | |
94 | self.assertEqual(oldlen, newlen) |
|
94 | self.assertEqual(oldlen, newlen) | |
95 | self.assertIsNone(res.result) |
|
95 | self.assertIsNone(res.result) | |
96 | i = 0 |
|
96 | i = 0 | |
97 | #also test the default caching behavior |
|
97 | #also test the default caching behavior | |
98 | for cell in ['1', '1;1']: |
|
98 | for cell in ['1', '1;1']: | |
99 | ip.run_cell(cell, store_history=True) |
|
99 | ip.run_cell(cell, store_history=True) | |
100 | newlen = len(ip.user_ns['Out']) |
|
100 | newlen = len(ip.user_ns['Out']) | |
101 | i += 1 |
|
101 | i += 1 | |
102 | self.assertEqual(oldlen+i, newlen) |
|
102 | self.assertEqual(oldlen+i, newlen) | |
103 |
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103 | |||
104 | def test_syntax_error(self): |
|
104 | def test_syntax_error(self): | |
105 | res = ip.run_cell("raise = 3") |
|
105 | res = ip.run_cell("raise = 3") | |
106 | self.assertIsInstance(res.error_before_exec, SyntaxError) |
|
106 | self.assertIsInstance(res.error_before_exec, SyntaxError) | |
107 |
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107 | |||
108 | def test_In_variable(self): |
|
108 | def test_In_variable(self): | |
109 | "Verify that In variable grows with user input (GH-284)" |
|
109 | "Verify that In variable grows with user input (GH-284)" | |
110 | oldlen = len(ip.user_ns['In']) |
|
110 | oldlen = len(ip.user_ns['In']) | |
111 | ip.run_cell('1;', store_history=True) |
|
111 | ip.run_cell('1;', store_history=True) | |
112 | newlen = len(ip.user_ns['In']) |
|
112 | newlen = len(ip.user_ns['In']) | |
113 | self.assertEqual(oldlen+1, newlen) |
|
113 | self.assertEqual(oldlen+1, newlen) | |
114 | self.assertEqual(ip.user_ns['In'][-1],'1;') |
|
114 | self.assertEqual(ip.user_ns['In'][-1],'1;') | |
115 |
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115 | |||
116 | def test_magic_names_in_string(self): |
|
116 | def test_magic_names_in_string(self): | |
117 | ip.run_cell('a = """\n%exit\n"""') |
|
117 | ip.run_cell('a = """\n%exit\n"""') | |
118 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') |
|
118 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') | |
119 |
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119 | |||
120 | def test_trailing_newline(self): |
|
120 | def test_trailing_newline(self): | |
121 | """test that running !(command) does not raise a SyntaxError""" |
|
121 | """test that running !(command) does not raise a SyntaxError""" | |
122 | ip.run_cell('!(true)\n', False) |
|
122 | ip.run_cell('!(true)\n', False) | |
123 | ip.run_cell('!(true)\n\n\n', False) |
|
123 | ip.run_cell('!(true)\n\n\n', False) | |
124 |
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124 | |||
125 | def test_gh_597(self): |
|
125 | def test_gh_597(self): | |
126 | """Pretty-printing lists of objects with non-ascii reprs may cause |
|
126 | """Pretty-printing lists of objects with non-ascii reprs may cause | |
127 | problems.""" |
|
127 | problems.""" | |
128 | class Spam(object): |
|
128 | class Spam(object): | |
129 | def __repr__(self): |
|
129 | def __repr__(self): | |
130 | return "\xe9"*50 |
|
130 | return "\xe9"*50 | |
131 | import IPython.core.formatters |
|
131 | import IPython.core.formatters | |
132 | f = IPython.core.formatters.PlainTextFormatter() |
|
132 | f = IPython.core.formatters.PlainTextFormatter() | |
133 | f([Spam(),Spam()]) |
|
133 | f([Spam(),Spam()]) | |
134 |
|
134 | |||
135 |
|
135 | |||
136 | def test_future_flags(self): |
|
136 | def test_future_flags(self): | |
137 | """Check that future flags are used for parsing code (gh-777)""" |
|
137 | """Check that future flags are used for parsing code (gh-777)""" | |
138 | ip.run_cell('from __future__ import barry_as_FLUFL') |
|
138 | ip.run_cell('from __future__ import barry_as_FLUFL') | |
139 | try: |
|
139 | try: | |
140 | ip.run_cell('prfunc_return_val = 1 <> 2') |
|
140 | ip.run_cell('prfunc_return_val = 1 <> 2') | |
141 | assert 'prfunc_return_val' in ip.user_ns |
|
141 | assert 'prfunc_return_val' in ip.user_ns | |
142 | finally: |
|
142 | finally: | |
143 | # Reset compiler flags so we don't mess up other tests. |
|
143 | # Reset compiler flags so we don't mess up other tests. | |
144 | ip.compile.reset_compiler_flags() |
|
144 | ip.compile.reset_compiler_flags() | |
145 |
|
145 | |||
146 | def test_can_pickle(self): |
|
146 | def test_can_pickle(self): | |
147 | "Can we pickle objects defined interactively (GH-29)" |
|
147 | "Can we pickle objects defined interactively (GH-29)" | |
148 | ip = get_ipython() |
|
148 | ip = get_ipython() | |
149 | ip.reset() |
|
149 | ip.reset() | |
150 | ip.run_cell(("class Mylist(list):\n" |
|
150 | ip.run_cell(("class Mylist(list):\n" | |
151 | " def __init__(self,x=[]):\n" |
|
151 | " def __init__(self,x=[]):\n" | |
152 | " list.__init__(self,x)")) |
|
152 | " list.__init__(self,x)")) | |
153 | ip.run_cell("w=Mylist([1,2,3])") |
|
153 | ip.run_cell("w=Mylist([1,2,3])") | |
154 |
|
154 | |||
155 | from pickle import dumps |
|
155 | from pickle import dumps | |
156 |
|
156 | |||
157 | # We need to swap in our main module - this is only necessary |
|
157 | # We need to swap in our main module - this is only necessary | |
158 | # inside the test framework, because IPython puts the interactive module |
|
158 | # inside the test framework, because IPython puts the interactive module | |
159 | # in place (but the test framework undoes this). |
|
159 | # in place (but the test framework undoes this). | |
160 | _main = sys.modules['__main__'] |
|
160 | _main = sys.modules['__main__'] | |
161 | sys.modules['__main__'] = ip.user_module |
|
161 | sys.modules['__main__'] = ip.user_module | |
162 | try: |
|
162 | try: | |
163 | res = dumps(ip.user_ns["w"]) |
|
163 | res = dumps(ip.user_ns["w"]) | |
164 | finally: |
|
164 | finally: | |
165 | sys.modules['__main__'] = _main |
|
165 | sys.modules['__main__'] = _main | |
166 | self.assertTrue(isinstance(res, bytes)) |
|
166 | self.assertTrue(isinstance(res, bytes)) | |
167 |
|
167 | |||
168 | def test_global_ns(self): |
|
168 | def test_global_ns(self): | |
169 | "Code in functions must be able to access variables outside them." |
|
169 | "Code in functions must be able to access variables outside them." | |
170 | ip = get_ipython() |
|
170 | ip = get_ipython() | |
171 | ip.run_cell("a = 10") |
|
171 | ip.run_cell("a = 10") | |
172 | ip.run_cell(("def f(x):\n" |
|
172 | ip.run_cell(("def f(x):\n" | |
173 | " return x + a")) |
|
173 | " return x + a")) | |
174 | ip.run_cell("b = f(12)") |
|
174 | ip.run_cell("b = f(12)") | |
175 | self.assertEqual(ip.user_ns["b"], 22) |
|
175 | self.assertEqual(ip.user_ns["b"], 22) | |
176 |
|
176 | |||
177 | def test_bad_custom_tb(self): |
|
177 | def test_bad_custom_tb(self): | |
178 | """Check that InteractiveShell is protected from bad custom exception handlers""" |
|
178 | """Check that InteractiveShell is protected from bad custom exception handlers""" | |
179 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) |
|
179 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) | |
180 | self.assertEqual(ip.custom_exceptions, (IOError,)) |
|
180 | self.assertEqual(ip.custom_exceptions, (IOError,)) | |
181 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
181 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
182 | ip.run_cell(u'raise IOError("foo")') |
|
182 | ip.run_cell(u'raise IOError("foo")') | |
183 | self.assertEqual(ip.custom_exceptions, ()) |
|
183 | self.assertEqual(ip.custom_exceptions, ()) | |
184 |
|
184 | |||
185 | def test_bad_custom_tb_return(self): |
|
185 | def test_bad_custom_tb_return(self): | |
186 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" |
|
186 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" | |
187 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) |
|
187 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) | |
188 | self.assertEqual(ip.custom_exceptions, (NameError,)) |
|
188 | self.assertEqual(ip.custom_exceptions, (NameError,)) | |
189 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
189 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
190 | ip.run_cell(u'a=abracadabra') |
|
190 | ip.run_cell(u'a=abracadabra') | |
191 | self.assertEqual(ip.custom_exceptions, ()) |
|
191 | self.assertEqual(ip.custom_exceptions, ()) | |
192 |
|
192 | |||
193 | def test_drop_by_id(self): |
|
193 | def test_drop_by_id(self): | |
194 | myvars = {"a":object(), "b":object(), "c": object()} |
|
194 | myvars = {"a":object(), "b":object(), "c": object()} | |
195 | ip.push(myvars, interactive=False) |
|
195 | ip.push(myvars, interactive=False) | |
196 | for name in myvars: |
|
196 | for name in myvars: | |
197 | assert name in ip.user_ns, name |
|
197 | assert name in ip.user_ns, name | |
198 | assert name in ip.user_ns_hidden, name |
|
198 | assert name in ip.user_ns_hidden, name | |
199 | ip.user_ns['b'] = 12 |
|
199 | ip.user_ns['b'] = 12 | |
200 | ip.drop_by_id(myvars) |
|
200 | ip.drop_by_id(myvars) | |
201 | for name in ["a", "c"]: |
|
201 | for name in ["a", "c"]: | |
202 | assert name not in ip.user_ns, name |
|
202 | assert name not in ip.user_ns, name | |
203 | assert name not in ip.user_ns_hidden, name |
|
203 | assert name not in ip.user_ns_hidden, name | |
204 | assert ip.user_ns['b'] == 12 |
|
204 | assert ip.user_ns['b'] == 12 | |
205 | ip.reset() |
|
205 | ip.reset() | |
206 |
|
206 | |||
207 | def test_var_expand(self): |
|
207 | def test_var_expand(self): | |
208 | ip.user_ns['f'] = u'Ca\xf1o' |
|
208 | ip.user_ns['f'] = u'Ca\xf1o' | |
209 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') |
|
209 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') | |
210 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') |
|
210 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') | |
211 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') |
|
211 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') | |
212 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') |
|
212 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') | |
213 |
|
213 | |||
214 | self.assertEqual(ip.var_expand(u"grep x | awk '{print $1}'"), u"grep x | awk '{print $1}'") |
|
214 | self.assertEqual(ip.var_expand(u"grep x | awk '{print $1}'"), u"grep x | awk '{print $1}'") | |
215 |
|
215 | |||
216 | ip.user_ns['f'] = b'Ca\xc3\xb1o' |
|
216 | ip.user_ns['f'] = b'Ca\xc3\xb1o' | |
217 | # This should not raise any exception: |
|
217 | # This should not raise any exception: | |
218 | ip.var_expand(u'echo $f') |
|
218 | ip.var_expand(u'echo $f') | |
219 |
|
219 | |||
220 | def test_var_expand_local(self): |
|
220 | def test_var_expand_local(self): | |
221 | """Test local variable expansion in !system and %magic calls""" |
|
221 | """Test local variable expansion in !system and %magic calls""" | |
222 | # !system |
|
222 | # !system | |
223 | ip.run_cell('def test():\n' |
|
223 | ip.run_cell('def test():\n' | |
224 | ' lvar = "ttt"\n' |
|
224 | ' lvar = "ttt"\n' | |
225 | ' ret = !echo {lvar}\n' |
|
225 | ' ret = !echo {lvar}\n' | |
226 | ' return ret[0]\n') |
|
226 | ' return ret[0]\n') | |
227 | res = ip.user_ns['test']() |
|
227 | res = ip.user_ns['test']() | |
228 | nt.assert_in('ttt', res) |
|
228 | nt.assert_in('ttt', res) | |
229 |
|
229 | |||
230 | # %magic |
|
230 | # %magic | |
231 | ip.run_cell('def makemacro():\n' |
|
231 | ip.run_cell('def makemacro():\n' | |
232 | ' macroname = "macro_var_expand_locals"\n' |
|
232 | ' macroname = "macro_var_expand_locals"\n' | |
233 | ' %macro {macroname} codestr\n') |
|
233 | ' %macro {macroname} codestr\n') | |
234 | ip.user_ns['codestr'] = "str(12)" |
|
234 | ip.user_ns['codestr'] = "str(12)" | |
235 | ip.run_cell('makemacro()') |
|
235 | ip.run_cell('makemacro()') | |
236 | nt.assert_in('macro_var_expand_locals', ip.user_ns) |
|
236 | nt.assert_in('macro_var_expand_locals', ip.user_ns) | |
237 |
|
237 | |||
238 | def test_var_expand_self(self): |
|
238 | def test_var_expand_self(self): | |
239 | """Test variable expansion with the name 'self', which was failing. |
|
239 | """Test variable expansion with the name 'self', which was failing. | |
240 |
|
240 | |||
241 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 |
|
241 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 | |
242 | """ |
|
242 | """ | |
243 | ip.run_cell('class cTest:\n' |
|
243 | ip.run_cell('class cTest:\n' | |
244 | ' classvar="see me"\n' |
|
244 | ' classvar="see me"\n' | |
245 | ' def test(self):\n' |
|
245 | ' def test(self):\n' | |
246 | ' res = !echo Variable: {self.classvar}\n' |
|
246 | ' res = !echo Variable: {self.classvar}\n' | |
247 | ' return res[0]\n') |
|
247 | ' return res[0]\n') | |
248 | nt.assert_in('see me', ip.user_ns['cTest']().test()) |
|
248 | nt.assert_in('see me', ip.user_ns['cTest']().test()) | |
249 |
|
249 | |||
250 | def test_bad_var_expand(self): |
|
250 | def test_bad_var_expand(self): | |
251 | """var_expand on invalid formats shouldn't raise""" |
|
251 | """var_expand on invalid formats shouldn't raise""" | |
252 | # SyntaxError |
|
252 | # SyntaxError | |
253 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") |
|
253 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") | |
254 | # NameError |
|
254 | # NameError | |
255 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") |
|
255 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") | |
256 | # ZeroDivisionError |
|
256 | # ZeroDivisionError | |
257 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") |
|
257 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") | |
258 |
|
258 | |||
259 | def test_silent_postexec(self): |
|
259 | def test_silent_postexec(self): | |
260 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" |
|
260 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" | |
261 | pre_explicit = mock.Mock() |
|
261 | pre_explicit = mock.Mock() | |
262 | pre_always = mock.Mock() |
|
262 | pre_always = mock.Mock() | |
263 | post_explicit = mock.Mock() |
|
263 | post_explicit = mock.Mock() | |
264 | post_always = mock.Mock() |
|
264 | post_always = mock.Mock() | |
265 | all_mocks = [pre_explicit, pre_always, post_explicit, post_always] |
|
265 | all_mocks = [pre_explicit, pre_always, post_explicit, post_always] | |
266 |
|
266 | |||
267 | ip.events.register('pre_run_cell', pre_explicit) |
|
267 | ip.events.register('pre_run_cell', pre_explicit) | |
268 | ip.events.register('pre_execute', pre_always) |
|
268 | ip.events.register('pre_execute', pre_always) | |
269 | ip.events.register('post_run_cell', post_explicit) |
|
269 | ip.events.register('post_run_cell', post_explicit) | |
270 | ip.events.register('post_execute', post_always) |
|
270 | ip.events.register('post_execute', post_always) | |
271 |
|
271 | |||
272 | try: |
|
272 | try: | |
273 | ip.run_cell("1", silent=True) |
|
273 | ip.run_cell("1", silent=True) | |
274 | assert pre_always.called |
|
274 | assert pre_always.called | |
275 | assert not pre_explicit.called |
|
275 | assert not pre_explicit.called | |
276 | assert post_always.called |
|
276 | assert post_always.called | |
277 | assert not post_explicit.called |
|
277 | assert not post_explicit.called | |
278 | # double-check that non-silent exec did what we expected |
|
278 | # double-check that non-silent exec did what we expected | |
279 | # silent to avoid |
|
279 | # silent to avoid | |
280 | ip.run_cell("1") |
|
280 | ip.run_cell("1") | |
281 | assert pre_explicit.called |
|
281 | assert pre_explicit.called | |
282 | assert post_explicit.called |
|
282 | assert post_explicit.called | |
283 | info, = pre_explicit.call_args[0] |
|
283 | info, = pre_explicit.call_args[0] | |
284 | result, = post_explicit.call_args[0] |
|
284 | result, = post_explicit.call_args[0] | |
285 | self.assertEqual(info, result.info) |
|
285 | self.assertEqual(info, result.info) | |
286 | # check that post hooks are always called |
|
286 | # check that post hooks are always called | |
287 | [m.reset_mock() for m in all_mocks] |
|
287 | [m.reset_mock() for m in all_mocks] | |
288 | ip.run_cell("syntax error") |
|
288 | ip.run_cell("syntax error") | |
289 | assert pre_always.called |
|
289 | assert pre_always.called | |
290 | assert pre_explicit.called |
|
290 | assert pre_explicit.called | |
291 | assert post_always.called |
|
291 | assert post_always.called | |
292 | assert post_explicit.called |
|
292 | assert post_explicit.called | |
293 | info, = pre_explicit.call_args[0] |
|
293 | info, = pre_explicit.call_args[0] | |
294 | result, = post_explicit.call_args[0] |
|
294 | result, = post_explicit.call_args[0] | |
295 | self.assertEqual(info, result.info) |
|
295 | self.assertEqual(info, result.info) | |
296 | finally: |
|
296 | finally: | |
297 | # remove post-exec |
|
297 | # remove post-exec | |
298 | ip.events.unregister('pre_run_cell', pre_explicit) |
|
298 | ip.events.unregister('pre_run_cell', pre_explicit) | |
299 | ip.events.unregister('pre_execute', pre_always) |
|
299 | ip.events.unregister('pre_execute', pre_always) | |
300 | ip.events.unregister('post_run_cell', post_explicit) |
|
300 | ip.events.unregister('post_run_cell', post_explicit) | |
301 | ip.events.unregister('post_execute', post_always) |
|
301 | ip.events.unregister('post_execute', post_always) | |
302 |
|
302 | |||
303 | def test_silent_noadvance(self): |
|
303 | def test_silent_noadvance(self): | |
304 | """run_cell(silent=True) doesn't advance execution_count""" |
|
304 | """run_cell(silent=True) doesn't advance execution_count""" | |
305 | ec = ip.execution_count |
|
305 | ec = ip.execution_count | |
306 | # silent should force store_history=False |
|
306 | # silent should force store_history=False | |
307 | ip.run_cell("1", store_history=True, silent=True) |
|
307 | ip.run_cell("1", store_history=True, silent=True) | |
308 |
|
308 | |||
309 | self.assertEqual(ec, ip.execution_count) |
|
309 | self.assertEqual(ec, ip.execution_count) | |
310 | # double-check that non-silent exec did what we expected |
|
310 | # double-check that non-silent exec did what we expected | |
311 | # silent to avoid |
|
311 | # silent to avoid | |
312 | ip.run_cell("1", store_history=True) |
|
312 | ip.run_cell("1", store_history=True) | |
313 | self.assertEqual(ec+1, ip.execution_count) |
|
313 | self.assertEqual(ec+1, ip.execution_count) | |
314 |
|
314 | |||
315 | def test_silent_nodisplayhook(self): |
|
315 | def test_silent_nodisplayhook(self): | |
316 | """run_cell(silent=True) doesn't trigger displayhook""" |
|
316 | """run_cell(silent=True) doesn't trigger displayhook""" | |
317 | d = dict(called=False) |
|
317 | d = dict(called=False) | |
318 |
|
318 | |||
319 | trap = ip.display_trap |
|
319 | trap = ip.display_trap | |
320 | save_hook = trap.hook |
|
320 | save_hook = trap.hook | |
321 |
|
321 | |||
322 | def failing_hook(*args, **kwargs): |
|
322 | def failing_hook(*args, **kwargs): | |
323 | d['called'] = True |
|
323 | d['called'] = True | |
324 |
|
324 | |||
325 | try: |
|
325 | try: | |
326 | trap.hook = failing_hook |
|
326 | trap.hook = failing_hook | |
327 | res = ip.run_cell("1", silent=True) |
|
327 | res = ip.run_cell("1", silent=True) | |
328 | self.assertFalse(d['called']) |
|
328 | self.assertFalse(d['called']) | |
329 | self.assertIsNone(res.result) |
|
329 | self.assertIsNone(res.result) | |
330 | # double-check that non-silent exec did what we expected |
|
330 | # double-check that non-silent exec did what we expected | |
331 | # silent to avoid |
|
331 | # silent to avoid | |
332 | ip.run_cell("1") |
|
332 | ip.run_cell("1") | |
333 | self.assertTrue(d['called']) |
|
333 | self.assertTrue(d['called']) | |
334 | finally: |
|
334 | finally: | |
335 | trap.hook = save_hook |
|
335 | trap.hook = save_hook | |
336 |
|
336 | |||
337 | def test_ofind_line_magic(self): |
|
337 | def test_ofind_line_magic(self): | |
338 | from IPython.core.magic import register_line_magic |
|
338 | from IPython.core.magic import register_line_magic | |
339 |
|
339 | |||
340 | @register_line_magic |
|
340 | @register_line_magic | |
341 | def lmagic(line): |
|
341 | def lmagic(line): | |
342 | "A line magic" |
|
342 | "A line magic" | |
343 |
|
343 | |||
344 | # Get info on line magic |
|
344 | # Get info on line magic | |
345 | lfind = ip._ofind('lmagic') |
|
345 | lfind = ip._ofind('lmagic') | |
346 | info = dict(found=True, isalias=False, ismagic=True, |
|
346 | info = dict(found=True, isalias=False, ismagic=True, | |
347 | namespace = 'IPython internal', obj= lmagic.__wrapped__, |
|
347 | namespace = 'IPython internal', obj= lmagic.__wrapped__, | |
348 | parent = None) |
|
348 | parent = None) | |
349 | nt.assert_equal(lfind, info) |
|
349 | nt.assert_equal(lfind, info) | |
350 |
|
350 | |||
351 | def test_ofind_cell_magic(self): |
|
351 | def test_ofind_cell_magic(self): | |
352 | from IPython.core.magic import register_cell_magic |
|
352 | from IPython.core.magic import register_cell_magic | |
353 |
|
353 | |||
354 | @register_cell_magic |
|
354 | @register_cell_magic | |
355 | def cmagic(line, cell): |
|
355 | def cmagic(line, cell): | |
356 | "A cell magic" |
|
356 | "A cell magic" | |
357 |
|
357 | |||
358 | # Get info on cell magic |
|
358 | # Get info on cell magic | |
359 | find = ip._ofind('cmagic') |
|
359 | find = ip._ofind('cmagic') | |
360 | info = dict(found=True, isalias=False, ismagic=True, |
|
360 | info = dict(found=True, isalias=False, ismagic=True, | |
361 | namespace = 'IPython internal', obj= cmagic.__wrapped__, |
|
361 | namespace = 'IPython internal', obj= cmagic.__wrapped__, | |
362 | parent = None) |
|
362 | parent = None) | |
363 | nt.assert_equal(find, info) |
|
363 | nt.assert_equal(find, info) | |
364 |
|
364 | |||
365 | def test_ofind_property_with_error(self): |
|
365 | def test_ofind_property_with_error(self): | |
366 | class A(object): |
|
366 | class A(object): | |
367 | @property |
|
367 | @property | |
368 | def foo(self): |
|
368 | def foo(self): | |
369 | raise NotImplementedError() |
|
369 | raise NotImplementedError() | |
370 | a = A() |
|
370 | a = A() | |
371 |
|
371 | |||
372 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
372 | found = ip._ofind('a.foo', [('locals', locals())]) | |
373 | info = dict(found=True, isalias=False, ismagic=False, |
|
373 | info = dict(found=True, isalias=False, ismagic=False, | |
374 | namespace='locals', obj=A.foo, parent=a) |
|
374 | namespace='locals', obj=A.foo, parent=a) | |
375 | nt.assert_equal(found, info) |
|
375 | nt.assert_equal(found, info) | |
376 |
|
376 | |||
377 | def test_ofind_multiple_attribute_lookups(self): |
|
377 | def test_ofind_multiple_attribute_lookups(self): | |
378 | class A(object): |
|
378 | class A(object): | |
379 | @property |
|
379 | @property | |
380 | def foo(self): |
|
380 | def foo(self): | |
381 | raise NotImplementedError() |
|
381 | raise NotImplementedError() | |
382 |
|
382 | |||
383 | a = A() |
|
383 | a = A() | |
384 | a.a = A() |
|
384 | a.a = A() | |
385 | a.a.a = A() |
|
385 | a.a.a = A() | |
386 |
|
386 | |||
387 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) |
|
387 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) | |
388 | info = dict(found=True, isalias=False, ismagic=False, |
|
388 | info = dict(found=True, isalias=False, ismagic=False, | |
389 | namespace='locals', obj=A.foo, parent=a.a.a) |
|
389 | namespace='locals', obj=A.foo, parent=a.a.a) | |
390 | nt.assert_equal(found, info) |
|
390 | nt.assert_equal(found, info) | |
391 |
|
391 | |||
392 | def test_ofind_slotted_attributes(self): |
|
392 | def test_ofind_slotted_attributes(self): | |
393 | class A(object): |
|
393 | class A(object): | |
394 | __slots__ = ['foo'] |
|
394 | __slots__ = ['foo'] | |
395 | def __init__(self): |
|
395 | def __init__(self): | |
396 | self.foo = 'bar' |
|
396 | self.foo = 'bar' | |
397 |
|
397 | |||
398 | a = A() |
|
398 | a = A() | |
399 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
399 | found = ip._ofind('a.foo', [('locals', locals())]) | |
400 | info = dict(found=True, isalias=False, ismagic=False, |
|
400 | info = dict(found=True, isalias=False, ismagic=False, | |
401 | namespace='locals', obj=a.foo, parent=a) |
|
401 | namespace='locals', obj=a.foo, parent=a) | |
402 | nt.assert_equal(found, info) |
|
402 | nt.assert_equal(found, info) | |
403 |
|
403 | |||
404 | found = ip._ofind('a.bar', [('locals', locals())]) |
|
404 | found = ip._ofind('a.bar', [('locals', locals())]) | |
405 | info = dict(found=False, isalias=False, ismagic=False, |
|
405 | info = dict(found=False, isalias=False, ismagic=False, | |
406 | namespace=None, obj=None, parent=a) |
|
406 | namespace=None, obj=None, parent=a) | |
407 | nt.assert_equal(found, info) |
|
407 | nt.assert_equal(found, info) | |
408 |
|
408 | |||
409 | def test_ofind_prefers_property_to_instance_level_attribute(self): |
|
409 | def test_ofind_prefers_property_to_instance_level_attribute(self): | |
410 | class A(object): |
|
410 | class A(object): | |
411 | @property |
|
411 | @property | |
412 | def foo(self): |
|
412 | def foo(self): | |
413 | return 'bar' |
|
413 | return 'bar' | |
414 | a = A() |
|
414 | a = A() | |
415 | a.__dict__['foo'] = 'baz' |
|
415 | a.__dict__['foo'] = 'baz' | |
416 | nt.assert_equal(a.foo, 'bar') |
|
416 | nt.assert_equal(a.foo, 'bar') | |
417 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
417 | found = ip._ofind('a.foo', [('locals', locals())]) | |
418 | nt.assert_is(found['obj'], A.foo) |
|
418 | nt.assert_is(found['obj'], A.foo) | |
419 |
|
419 | |||
420 | def test_custom_syntaxerror_exception(self): |
|
420 | def test_custom_syntaxerror_exception(self): | |
421 | called = [] |
|
421 | called = [] | |
422 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
422 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
423 | called.append(etype) |
|
423 | called.append(etype) | |
424 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
424 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
425 |
|
425 | |||
426 | ip.set_custom_exc((SyntaxError,), my_handler) |
|
426 | ip.set_custom_exc((SyntaxError,), my_handler) | |
427 | try: |
|
427 | try: | |
428 | ip.run_cell("1f") |
|
428 | ip.run_cell("1f") | |
429 | # Check that this was called, and only once. |
|
429 | # Check that this was called, and only once. | |
430 | self.assertEqual(called, [SyntaxError]) |
|
430 | self.assertEqual(called, [SyntaxError]) | |
431 | finally: |
|
431 | finally: | |
432 | # Reset the custom exception hook |
|
432 | # Reset the custom exception hook | |
433 | ip.set_custom_exc((), None) |
|
433 | ip.set_custom_exc((), None) | |
434 |
|
434 | |||
435 | def test_custom_exception(self): |
|
435 | def test_custom_exception(self): | |
436 | called = [] |
|
436 | called = [] | |
437 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
437 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
438 | called.append(etype) |
|
438 | called.append(etype) | |
439 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
439 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
440 |
|
440 | |||
441 | ip.set_custom_exc((ValueError,), my_handler) |
|
441 | ip.set_custom_exc((ValueError,), my_handler) | |
442 | try: |
|
442 | try: | |
443 | res = ip.run_cell("raise ValueError('test')") |
|
443 | res = ip.run_cell("raise ValueError('test')") | |
444 | # Check that this was called, and only once. |
|
444 | # Check that this was called, and only once. | |
445 | self.assertEqual(called, [ValueError]) |
|
445 | self.assertEqual(called, [ValueError]) | |
446 | # Check that the error is on the result object |
|
446 | # Check that the error is on the result object | |
447 | self.assertIsInstance(res.error_in_exec, ValueError) |
|
447 | self.assertIsInstance(res.error_in_exec, ValueError) | |
448 | finally: |
|
448 | finally: | |
449 | # Reset the custom exception hook |
|
449 | # Reset the custom exception hook | |
450 | ip.set_custom_exc((), None) |
|
450 | ip.set_custom_exc((), None) | |
451 |
|
451 | |||
|
452 | @mock.patch('builtins.print') | |||
|
453 | def test_showtraceback_with_surrogates(self, mocked_print): | |||
|
454 | values = [] | |||
|
455 | def mock_print_func(value, sep=' ', end='\n', file=sys.stdout, flush=False): | |||
|
456 | values.append(value) | |||
|
457 | if value == chr(0xd8ff): | |||
|
458 | raise UnicodeEncodeError("utf-8", chr(0xd8ff), 0, 1, "") | |||
|
459 | ||||
|
460 | # mock builtins.print | |||
|
461 | mocked_print.side_effect = mock_print_func | |||
|
462 | ||||
|
463 | # ip._showtraceback() is replaced in globalipapp.py. | |||
|
464 | # Call original method to test. | |||
|
465 | interactiveshell.InteractiveShell._showtraceback(ip, None, None, chr(0xd8ff)) | |||
|
466 | ||||
|
467 | self.assertEqual(mocked_print.call_count, 2) | |||
|
468 | self.assertEqual(values, [chr(0xd8ff), '\\ud8ff']) | |||
|
469 | ||||
452 | def test_mktempfile(self): |
|
470 | def test_mktempfile(self): | |
453 | filename = ip.mktempfile() |
|
471 | filename = ip.mktempfile() | |
454 | # Check that we can open the file again on Windows |
|
472 | # Check that we can open the file again on Windows | |
455 | with open(filename, 'w') as f: |
|
473 | with open(filename, 'w') as f: | |
456 | f.write('abc') |
|
474 | f.write('abc') | |
457 |
|
475 | |||
458 | filename = ip.mktempfile(data='blah') |
|
476 | filename = ip.mktempfile(data='blah') | |
459 | with open(filename, 'r') as f: |
|
477 | with open(filename, 'r') as f: | |
460 | self.assertEqual(f.read(), 'blah') |
|
478 | self.assertEqual(f.read(), 'blah') | |
461 |
|
479 | |||
462 | def test_new_main_mod(self): |
|
480 | def test_new_main_mod(self): | |
463 | # Smoketest to check that this accepts a unicode module name |
|
481 | # Smoketest to check that this accepts a unicode module name | |
464 | name = u'jiefmw' |
|
482 | name = u'jiefmw' | |
465 | mod = ip.new_main_mod(u'%s.py' % name, name) |
|
483 | mod = ip.new_main_mod(u'%s.py' % name, name) | |
466 | self.assertEqual(mod.__name__, name) |
|
484 | self.assertEqual(mod.__name__, name) | |
467 |
|
485 | |||
468 | def test_get_exception_only(self): |
|
486 | def test_get_exception_only(self): | |
469 | try: |
|
487 | try: | |
470 | raise KeyboardInterrupt |
|
488 | raise KeyboardInterrupt | |
471 | except KeyboardInterrupt: |
|
489 | except KeyboardInterrupt: | |
472 | msg = ip.get_exception_only() |
|
490 | msg = ip.get_exception_only() | |
473 | self.assertEqual(msg, 'KeyboardInterrupt\n') |
|
491 | self.assertEqual(msg, 'KeyboardInterrupt\n') | |
474 |
|
492 | |||
475 | try: |
|
493 | try: | |
476 | raise DerivedInterrupt("foo") |
|
494 | raise DerivedInterrupt("foo") | |
477 | except KeyboardInterrupt: |
|
495 | except KeyboardInterrupt: | |
478 | msg = ip.get_exception_only() |
|
496 | msg = ip.get_exception_only() | |
479 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') |
|
497 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') | |
480 |
|
498 | |||
481 | def test_inspect_text(self): |
|
499 | def test_inspect_text(self): | |
482 | ip.run_cell('a = 5') |
|
500 | ip.run_cell('a = 5') | |
483 | text = ip.object_inspect_text('a') |
|
501 | text = ip.object_inspect_text('a') | |
484 | self.assertIsInstance(text, str) |
|
502 | self.assertIsInstance(text, str) | |
485 |
|
503 | |||
486 | def test_last_execution_result(self): |
|
504 | def test_last_execution_result(self): | |
487 | """ Check that last execution result gets set correctly (GH-10702) """ |
|
505 | """ Check that last execution result gets set correctly (GH-10702) """ | |
488 | result = ip.run_cell('a = 5; a') |
|
506 | result = ip.run_cell('a = 5; a') | |
489 | self.assertTrue(ip.last_execution_succeeded) |
|
507 | self.assertTrue(ip.last_execution_succeeded) | |
490 | self.assertEqual(ip.last_execution_result.result, 5) |
|
508 | self.assertEqual(ip.last_execution_result.result, 5) | |
491 |
|
509 | |||
492 | result = ip.run_cell('a = x_invalid_id_x') |
|
510 | result = ip.run_cell('a = x_invalid_id_x') | |
493 | self.assertFalse(ip.last_execution_succeeded) |
|
511 | self.assertFalse(ip.last_execution_succeeded) | |
494 | self.assertFalse(ip.last_execution_result.success) |
|
512 | self.assertFalse(ip.last_execution_result.success) | |
495 | self.assertIsInstance(ip.last_execution_result.error_in_exec, NameError) |
|
513 | self.assertIsInstance(ip.last_execution_result.error_in_exec, NameError) | |
496 |
|
514 | |||
497 | def test_reset_aliasing(self): |
|
515 | def test_reset_aliasing(self): | |
498 | """ Check that standard posix aliases work after %reset. """ |
|
516 | """ Check that standard posix aliases work after %reset. """ | |
499 | if os.name != 'posix': |
|
517 | if os.name != 'posix': | |
500 | return |
|
518 | return | |
501 |
|
519 | |||
502 | ip.reset() |
|
520 | ip.reset() | |
503 | for cmd in ('clear', 'more', 'less', 'man'): |
|
521 | for cmd in ('clear', 'more', 'less', 'man'): | |
504 | res = ip.run_cell('%' + cmd) |
|
522 | res = ip.run_cell('%' + cmd) | |
505 | self.assertEqual(res.success, True) |
|
523 | self.assertEqual(res.success, True) | |
506 |
|
524 | |||
507 |
|
525 | |||
508 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): |
|
526 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): | |
509 |
|
527 | |||
510 | @onlyif_unicode_paths |
|
528 | @onlyif_unicode_paths | |
511 | def setUp(self): |
|
529 | def setUp(self): | |
512 | self.BASETESTDIR = tempfile.mkdtemp() |
|
530 | self.BASETESTDIR = tempfile.mkdtemp() | |
513 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") |
|
531 | self.TESTDIR = join(self.BASETESTDIR, u"Γ₯Àâ") | |
514 | os.mkdir(self.TESTDIR) |
|
532 | os.mkdir(self.TESTDIR) | |
515 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: |
|
533 | with open(join(self.TESTDIR, u"Γ₯Àâtestscript.py"), "w") as sfile: | |
516 | sfile.write("pass\n") |
|
534 | sfile.write("pass\n") | |
517 | self.oldpath = os.getcwd() |
|
535 | self.oldpath = os.getcwd() | |
518 | os.chdir(self.TESTDIR) |
|
536 | os.chdir(self.TESTDIR) | |
519 | self.fname = u"Γ₯Àâtestscript.py" |
|
537 | self.fname = u"Γ₯Àâtestscript.py" | |
520 |
|
538 | |||
521 | def tearDown(self): |
|
539 | def tearDown(self): | |
522 | os.chdir(self.oldpath) |
|
540 | os.chdir(self.oldpath) | |
523 | shutil.rmtree(self.BASETESTDIR) |
|
541 | shutil.rmtree(self.BASETESTDIR) | |
524 |
|
542 | |||
525 | @onlyif_unicode_paths |
|
543 | @onlyif_unicode_paths | |
526 | def test_1(self): |
|
544 | def test_1(self): | |
527 | """Test safe_execfile with non-ascii path |
|
545 | """Test safe_execfile with non-ascii path | |
528 | """ |
|
546 | """ | |
529 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) |
|
547 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) | |
530 |
|
548 | |||
531 | class ExitCodeChecks(tt.TempFileMixin): |
|
549 | class ExitCodeChecks(tt.TempFileMixin): | |
532 |
|
550 | |||
533 | def setUp(self): |
|
551 | def setUp(self): | |
534 | self.system = ip.system_raw |
|
552 | self.system = ip.system_raw | |
535 |
|
553 | |||
536 | def test_exit_code_ok(self): |
|
554 | def test_exit_code_ok(self): | |
537 | self.system('exit 0') |
|
555 | self.system('exit 0') | |
538 | self.assertEqual(ip.user_ns['_exit_code'], 0) |
|
556 | self.assertEqual(ip.user_ns['_exit_code'], 0) | |
539 |
|
557 | |||
540 | def test_exit_code_error(self): |
|
558 | def test_exit_code_error(self): | |
541 | self.system('exit 1') |
|
559 | self.system('exit 1') | |
542 | self.assertEqual(ip.user_ns['_exit_code'], 1) |
|
560 | self.assertEqual(ip.user_ns['_exit_code'], 1) | |
543 |
|
561 | |||
544 | @skipif(not hasattr(signal, 'SIGALRM')) |
|
562 | @skipif(not hasattr(signal, 'SIGALRM')) | |
545 | def test_exit_code_signal(self): |
|
563 | def test_exit_code_signal(self): | |
546 | self.mktmp("import signal, time\n" |
|
564 | self.mktmp("import signal, time\n" | |
547 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" |
|
565 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" | |
548 | "time.sleep(1)\n") |
|
566 | "time.sleep(1)\n") | |
549 | self.system("%s %s" % (sys.executable, self.fname)) |
|
567 | self.system("%s %s" % (sys.executable, self.fname)) | |
550 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) |
|
568 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) | |
551 |
|
569 | |||
552 | @onlyif_cmds_exist("csh") |
|
570 | @onlyif_cmds_exist("csh") | |
553 | def test_exit_code_signal_csh(self): |
|
571 | def test_exit_code_signal_csh(self): | |
554 | SHELL = os.environ.get('SHELL', None) |
|
572 | SHELL = os.environ.get('SHELL', None) | |
555 | os.environ['SHELL'] = find_cmd("csh") |
|
573 | os.environ['SHELL'] = find_cmd("csh") | |
556 | try: |
|
574 | try: | |
557 | self.test_exit_code_signal() |
|
575 | self.test_exit_code_signal() | |
558 | finally: |
|
576 | finally: | |
559 | if SHELL is not None: |
|
577 | if SHELL is not None: | |
560 | os.environ['SHELL'] = SHELL |
|
578 | os.environ['SHELL'] = SHELL | |
561 | else: |
|
579 | else: | |
562 | del os.environ['SHELL'] |
|
580 | del os.environ['SHELL'] | |
563 |
|
581 | |||
564 |
|
582 | |||
565 | class TestSystemRaw(ExitCodeChecks): |
|
583 | class TestSystemRaw(ExitCodeChecks): | |
566 |
|
584 | |||
567 | def setUp(self): |
|
585 | def setUp(self): | |
568 | super().setUp() |
|
586 | super().setUp() | |
569 | self.system = ip.system_raw |
|
587 | self.system = ip.system_raw | |
570 |
|
588 | |||
571 | @onlyif_unicode_paths |
|
589 | @onlyif_unicode_paths | |
572 | def test_1(self): |
|
590 | def test_1(self): | |
573 | """Test system_raw with non-ascii cmd |
|
591 | """Test system_raw with non-ascii cmd | |
574 | """ |
|
592 | """ | |
575 | cmd = u'''python -c "'Γ₯Àâ'" ''' |
|
593 | cmd = u'''python -c "'Γ₯Àâ'" ''' | |
576 | ip.system_raw(cmd) |
|
594 | ip.system_raw(cmd) | |
577 |
|
595 | |||
578 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) |
|
596 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) | |
579 | @mock.patch('os.system', side_effect=KeyboardInterrupt) |
|
597 | @mock.patch('os.system', side_effect=KeyboardInterrupt) | |
580 | def test_control_c(self, *mocks): |
|
598 | def test_control_c(self, *mocks): | |
581 | try: |
|
599 | try: | |
582 | self.system("sleep 1 # wont happen") |
|
600 | self.system("sleep 1 # wont happen") | |
583 | except KeyboardInterrupt: |
|
601 | except KeyboardInterrupt: | |
584 | self.fail("system call should intercept " |
|
602 | self.fail("system call should intercept " | |
585 | "keyboard interrupt from subprocess.call") |
|
603 | "keyboard interrupt from subprocess.call") | |
586 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) |
|
604 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGINT) | |
587 |
|
605 | |||
588 | # TODO: Exit codes are currently ignored on Windows. |
|
606 | # TODO: Exit codes are currently ignored on Windows. | |
589 | class TestSystemPipedExitCode(ExitCodeChecks): |
|
607 | class TestSystemPipedExitCode(ExitCodeChecks): | |
590 |
|
608 | |||
591 | def setUp(self): |
|
609 | def setUp(self): | |
592 | super().setUp() |
|
610 | super().setUp() | |
593 | self.system = ip.system_piped |
|
611 | self.system = ip.system_piped | |
594 |
|
612 | |||
595 | @skip_win32 |
|
613 | @skip_win32 | |
596 | def test_exit_code_ok(self): |
|
614 | def test_exit_code_ok(self): | |
597 | ExitCodeChecks.test_exit_code_ok(self) |
|
615 | ExitCodeChecks.test_exit_code_ok(self) | |
598 |
|
616 | |||
599 | @skip_win32 |
|
617 | @skip_win32 | |
600 | def test_exit_code_error(self): |
|
618 | def test_exit_code_error(self): | |
601 | ExitCodeChecks.test_exit_code_error(self) |
|
619 | ExitCodeChecks.test_exit_code_error(self) | |
602 |
|
620 | |||
603 | @skip_win32 |
|
621 | @skip_win32 | |
604 | def test_exit_code_signal(self): |
|
622 | def test_exit_code_signal(self): | |
605 | ExitCodeChecks.test_exit_code_signal(self) |
|
623 | ExitCodeChecks.test_exit_code_signal(self) | |
606 |
|
624 | |||
607 | class TestModules(tt.TempFileMixin): |
|
625 | class TestModules(tt.TempFileMixin): | |
608 | def test_extraneous_loads(self): |
|
626 | def test_extraneous_loads(self): | |
609 | """Test we're not loading modules on startup that we shouldn't. |
|
627 | """Test we're not loading modules on startup that we shouldn't. | |
610 | """ |
|
628 | """ | |
611 | self.mktmp("import sys\n" |
|
629 | self.mktmp("import sys\n" | |
612 | "print('numpy' in sys.modules)\n" |
|
630 | "print('numpy' in sys.modules)\n" | |
613 | "print('ipyparallel' in sys.modules)\n" |
|
631 | "print('ipyparallel' in sys.modules)\n" | |
614 | "print('ipykernel' in sys.modules)\n" |
|
632 | "print('ipykernel' in sys.modules)\n" | |
615 | ) |
|
633 | ) | |
616 | out = "False\nFalse\nFalse\n" |
|
634 | out = "False\nFalse\nFalse\n" | |
617 | tt.ipexec_validate(self.fname, out) |
|
635 | tt.ipexec_validate(self.fname, out) | |
618 |
|
636 | |||
619 | class Negator(ast.NodeTransformer): |
|
637 | class Negator(ast.NodeTransformer): | |
620 | """Negates all number literals in an AST.""" |
|
638 | """Negates all number literals in an AST.""" | |
621 |
|
639 | |||
622 | # for python 3.7 and earlier |
|
640 | # for python 3.7 and earlier | |
623 | def visit_Num(self, node): |
|
641 | def visit_Num(self, node): | |
624 | node.n = -node.n |
|
642 | node.n = -node.n | |
625 | return node |
|
643 | return node | |
626 |
|
644 | |||
627 | # for python 3.8+ |
|
645 | # for python 3.8+ | |
628 | def visit_Constant(self, node): |
|
646 | def visit_Constant(self, node): | |
629 | if isinstance(node.value, int): |
|
647 | if isinstance(node.value, int): | |
630 | return self.visit_Num(node) |
|
648 | return self.visit_Num(node) | |
631 | return node |
|
649 | return node | |
632 |
|
650 | |||
633 | class TestAstTransform(unittest.TestCase): |
|
651 | class TestAstTransform(unittest.TestCase): | |
634 | def setUp(self): |
|
652 | def setUp(self): | |
635 | self.negator = Negator() |
|
653 | self.negator = Negator() | |
636 | ip.ast_transformers.append(self.negator) |
|
654 | ip.ast_transformers.append(self.negator) | |
637 |
|
655 | |||
638 | def tearDown(self): |
|
656 | def tearDown(self): | |
639 | ip.ast_transformers.remove(self.negator) |
|
657 | ip.ast_transformers.remove(self.negator) | |
640 |
|
658 | |||
641 | def test_run_cell(self): |
|
659 | def test_run_cell(self): | |
642 | with tt.AssertPrints('-34'): |
|
660 | with tt.AssertPrints('-34'): | |
643 | ip.run_cell('print (12 + 22)') |
|
661 | ip.run_cell('print (12 + 22)') | |
644 |
|
662 | |||
645 | # A named reference to a number shouldn't be transformed. |
|
663 | # A named reference to a number shouldn't be transformed. | |
646 | ip.user_ns['n'] = 55 |
|
664 | ip.user_ns['n'] = 55 | |
647 | with tt.AssertNotPrints('-55'): |
|
665 | with tt.AssertNotPrints('-55'): | |
648 | ip.run_cell('print (n)') |
|
666 | ip.run_cell('print (n)') | |
649 |
|
667 | |||
650 | def test_timeit(self): |
|
668 | def test_timeit(self): | |
651 | called = set() |
|
669 | called = set() | |
652 | def f(x): |
|
670 | def f(x): | |
653 | called.add(x) |
|
671 | called.add(x) | |
654 | ip.push({'f':f}) |
|
672 | ip.push({'f':f}) | |
655 |
|
673 | |||
656 | with tt.AssertPrints("std. dev. of"): |
|
674 | with tt.AssertPrints("std. dev. of"): | |
657 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
675 | ip.run_line_magic("timeit", "-n1 f(1)") | |
658 | self.assertEqual(called, {-1}) |
|
676 | self.assertEqual(called, {-1}) | |
659 | called.clear() |
|
677 | called.clear() | |
660 |
|
678 | |||
661 | with tt.AssertPrints("std. dev. of"): |
|
679 | with tt.AssertPrints("std. dev. of"): | |
662 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
680 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
663 | self.assertEqual(called, {-2, -3}) |
|
681 | self.assertEqual(called, {-2, -3}) | |
664 |
|
682 | |||
665 | def test_time(self): |
|
683 | def test_time(self): | |
666 | called = [] |
|
684 | called = [] | |
667 | def f(x): |
|
685 | def f(x): | |
668 | called.append(x) |
|
686 | called.append(x) | |
669 | ip.push({'f':f}) |
|
687 | ip.push({'f':f}) | |
670 |
|
688 | |||
671 | # Test with an expression |
|
689 | # Test with an expression | |
672 | with tt.AssertPrints("Wall time: "): |
|
690 | with tt.AssertPrints("Wall time: "): | |
673 | ip.run_line_magic("time", "f(5+9)") |
|
691 | ip.run_line_magic("time", "f(5+9)") | |
674 | self.assertEqual(called, [-14]) |
|
692 | self.assertEqual(called, [-14]) | |
675 | called[:] = [] |
|
693 | called[:] = [] | |
676 |
|
694 | |||
677 | # Test with a statement (different code path) |
|
695 | # Test with a statement (different code path) | |
678 | with tt.AssertPrints("Wall time: "): |
|
696 | with tt.AssertPrints("Wall time: "): | |
679 | ip.run_line_magic("time", "a = f(-3 + -2)") |
|
697 | ip.run_line_magic("time", "a = f(-3 + -2)") | |
680 | self.assertEqual(called, [5]) |
|
698 | self.assertEqual(called, [5]) | |
681 |
|
699 | |||
682 | def test_macro(self): |
|
700 | def test_macro(self): | |
683 | ip.push({'a':10}) |
|
701 | ip.push({'a':10}) | |
684 | # The AST transformation makes this do a+=-1 |
|
702 | # The AST transformation makes this do a+=-1 | |
685 | ip.define_macro("amacro", "a+=1\nprint(a)") |
|
703 | ip.define_macro("amacro", "a+=1\nprint(a)") | |
686 |
|
704 | |||
687 | with tt.AssertPrints("9"): |
|
705 | with tt.AssertPrints("9"): | |
688 | ip.run_cell("amacro") |
|
706 | ip.run_cell("amacro") | |
689 | with tt.AssertPrints("8"): |
|
707 | with tt.AssertPrints("8"): | |
690 | ip.run_cell("amacro") |
|
708 | ip.run_cell("amacro") | |
691 |
|
709 | |||
692 | class TestMiscTransform(unittest.TestCase): |
|
710 | class TestMiscTransform(unittest.TestCase): | |
693 |
|
711 | |||
694 |
|
712 | |||
695 | def test_transform_only_once(self): |
|
713 | def test_transform_only_once(self): | |
696 | cleanup = 0 |
|
714 | cleanup = 0 | |
697 | line_t = 0 |
|
715 | line_t = 0 | |
698 | def count_cleanup(lines): |
|
716 | def count_cleanup(lines): | |
699 | nonlocal cleanup |
|
717 | nonlocal cleanup | |
700 | cleanup += 1 |
|
718 | cleanup += 1 | |
701 | return lines |
|
719 | return lines | |
702 |
|
720 | |||
703 | def count_line_t(lines): |
|
721 | def count_line_t(lines): | |
704 | nonlocal line_t |
|
722 | nonlocal line_t | |
705 | line_t += 1 |
|
723 | line_t += 1 | |
706 | return lines |
|
724 | return lines | |
707 |
|
725 | |||
708 | ip.input_transformer_manager.cleanup_transforms.append(count_cleanup) |
|
726 | ip.input_transformer_manager.cleanup_transforms.append(count_cleanup) | |
709 | ip.input_transformer_manager.line_transforms.append(count_line_t) |
|
727 | ip.input_transformer_manager.line_transforms.append(count_line_t) | |
710 |
|
728 | |||
711 | ip.run_cell('1') |
|
729 | ip.run_cell('1') | |
712 |
|
730 | |||
713 | assert cleanup == 1 |
|
731 | assert cleanup == 1 | |
714 | assert line_t == 1 |
|
732 | assert line_t == 1 | |
715 |
|
733 | |||
716 | class IntegerWrapper(ast.NodeTransformer): |
|
734 | class IntegerWrapper(ast.NodeTransformer): | |
717 | """Wraps all integers in a call to Integer()""" |
|
735 | """Wraps all integers in a call to Integer()""" | |
718 |
|
736 | |||
719 | # for Python 3.7 and earlier |
|
737 | # for Python 3.7 and earlier | |
720 |
|
738 | |||
721 | # for Python 3.7 and earlier |
|
739 | # for Python 3.7 and earlier | |
722 | def visit_Num(self, node): |
|
740 | def visit_Num(self, node): | |
723 | if isinstance(node.n, int): |
|
741 | if isinstance(node.n, int): | |
724 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), |
|
742 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), | |
725 | args=[node], keywords=[]) |
|
743 | args=[node], keywords=[]) | |
726 | return node |
|
744 | return node | |
727 |
|
745 | |||
728 | # For Python 3.8+ |
|
746 | # For Python 3.8+ | |
729 | def visit_Constant(self, node): |
|
747 | def visit_Constant(self, node): | |
730 | if isinstance(node.value, int): |
|
748 | if isinstance(node.value, int): | |
731 | return self.visit_Num(node) |
|
749 | return self.visit_Num(node) | |
732 | return node |
|
750 | return node | |
733 |
|
751 | |||
734 |
|
752 | |||
735 | class TestAstTransform2(unittest.TestCase): |
|
753 | class TestAstTransform2(unittest.TestCase): | |
736 | def setUp(self): |
|
754 | def setUp(self): | |
737 | self.intwrapper = IntegerWrapper() |
|
755 | self.intwrapper = IntegerWrapper() | |
738 | ip.ast_transformers.append(self.intwrapper) |
|
756 | ip.ast_transformers.append(self.intwrapper) | |
739 |
|
757 | |||
740 | self.calls = [] |
|
758 | self.calls = [] | |
741 | def Integer(*args): |
|
759 | def Integer(*args): | |
742 | self.calls.append(args) |
|
760 | self.calls.append(args) | |
743 | return args |
|
761 | return args | |
744 | ip.push({"Integer": Integer}) |
|
762 | ip.push({"Integer": Integer}) | |
745 |
|
763 | |||
746 | def tearDown(self): |
|
764 | def tearDown(self): | |
747 | ip.ast_transformers.remove(self.intwrapper) |
|
765 | ip.ast_transformers.remove(self.intwrapper) | |
748 | del ip.user_ns['Integer'] |
|
766 | del ip.user_ns['Integer'] | |
749 |
|
767 | |||
750 | def test_run_cell(self): |
|
768 | def test_run_cell(self): | |
751 | ip.run_cell("n = 2") |
|
769 | ip.run_cell("n = 2") | |
752 | self.assertEqual(self.calls, [(2,)]) |
|
770 | self.assertEqual(self.calls, [(2,)]) | |
753 |
|
771 | |||
754 | # This shouldn't throw an error |
|
772 | # This shouldn't throw an error | |
755 | ip.run_cell("o = 2.0") |
|
773 | ip.run_cell("o = 2.0") | |
756 | self.assertEqual(ip.user_ns['o'], 2.0) |
|
774 | self.assertEqual(ip.user_ns['o'], 2.0) | |
757 |
|
775 | |||
758 | def test_timeit(self): |
|
776 | def test_timeit(self): | |
759 | called = set() |
|
777 | called = set() | |
760 | def f(x): |
|
778 | def f(x): | |
761 | called.add(x) |
|
779 | called.add(x) | |
762 | ip.push({'f':f}) |
|
780 | ip.push({'f':f}) | |
763 |
|
781 | |||
764 | with tt.AssertPrints("std. dev. of"): |
|
782 | with tt.AssertPrints("std. dev. of"): | |
765 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
783 | ip.run_line_magic("timeit", "-n1 f(1)") | |
766 | self.assertEqual(called, {(1,)}) |
|
784 | self.assertEqual(called, {(1,)}) | |
767 | called.clear() |
|
785 | called.clear() | |
768 |
|
786 | |||
769 | with tt.AssertPrints("std. dev. of"): |
|
787 | with tt.AssertPrints("std. dev. of"): | |
770 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
788 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
771 | self.assertEqual(called, {(2,), (3,)}) |
|
789 | self.assertEqual(called, {(2,), (3,)}) | |
772 |
|
790 | |||
773 | class ErrorTransformer(ast.NodeTransformer): |
|
791 | class ErrorTransformer(ast.NodeTransformer): | |
774 | """Throws an error when it sees a number.""" |
|
792 | """Throws an error when it sees a number.""" | |
775 |
|
793 | |||
776 | # for Python 3.7 and earlier |
|
794 | # for Python 3.7 and earlier | |
777 | def visit_Num(self, node): |
|
795 | def visit_Num(self, node): | |
778 | raise ValueError("test") |
|
796 | raise ValueError("test") | |
779 |
|
797 | |||
780 | # for Python 3.8+ |
|
798 | # for Python 3.8+ | |
781 | def visit_Constant(self, node): |
|
799 | def visit_Constant(self, node): | |
782 | if isinstance(node.value, int): |
|
800 | if isinstance(node.value, int): | |
783 | return self.visit_Num(node) |
|
801 | return self.visit_Num(node) | |
784 | return node |
|
802 | return node | |
785 |
|
803 | |||
786 |
|
804 | |||
787 | class TestAstTransformError(unittest.TestCase): |
|
805 | class TestAstTransformError(unittest.TestCase): | |
788 | def test_unregistering(self): |
|
806 | def test_unregistering(self): | |
789 | err_transformer = ErrorTransformer() |
|
807 | err_transformer = ErrorTransformer() | |
790 | ip.ast_transformers.append(err_transformer) |
|
808 | ip.ast_transformers.append(err_transformer) | |
791 |
|
809 | |||
792 | with self.assertWarnsRegex(UserWarning, "It will be unregistered"): |
|
810 | with self.assertWarnsRegex(UserWarning, "It will be unregistered"): | |
793 | ip.run_cell("1 + 2") |
|
811 | ip.run_cell("1 + 2") | |
794 |
|
812 | |||
795 | # This should have been removed. |
|
813 | # This should have been removed. | |
796 | nt.assert_not_in(err_transformer, ip.ast_transformers) |
|
814 | nt.assert_not_in(err_transformer, ip.ast_transformers) | |
797 |
|
815 | |||
798 |
|
816 | |||
799 | class StringRejector(ast.NodeTransformer): |
|
817 | class StringRejector(ast.NodeTransformer): | |
800 | """Throws an InputRejected when it sees a string literal. |
|
818 | """Throws an InputRejected when it sees a string literal. | |
801 |
|
819 | |||
802 | Used to verify that NodeTransformers can signal that a piece of code should |
|
820 | Used to verify that NodeTransformers can signal that a piece of code should | |
803 | not be executed by throwing an InputRejected. |
|
821 | not be executed by throwing an InputRejected. | |
804 | """ |
|
822 | """ | |
805 |
|
823 | |||
806 | #for python 3.7 and earlier |
|
824 | #for python 3.7 and earlier | |
807 | def visit_Str(self, node): |
|
825 | def visit_Str(self, node): | |
808 | raise InputRejected("test") |
|
826 | raise InputRejected("test") | |
809 |
|
827 | |||
810 | # 3.8 only |
|
828 | # 3.8 only | |
811 | def visit_Constant(self, node): |
|
829 | def visit_Constant(self, node): | |
812 | if isinstance(node.value, str): |
|
830 | if isinstance(node.value, str): | |
813 | raise InputRejected("test") |
|
831 | raise InputRejected("test") | |
814 | return node |
|
832 | return node | |
815 |
|
833 | |||
816 |
|
834 | |||
817 | class TestAstTransformInputRejection(unittest.TestCase): |
|
835 | class TestAstTransformInputRejection(unittest.TestCase): | |
818 |
|
836 | |||
819 | def setUp(self): |
|
837 | def setUp(self): | |
820 | self.transformer = StringRejector() |
|
838 | self.transformer = StringRejector() | |
821 | ip.ast_transformers.append(self.transformer) |
|
839 | ip.ast_transformers.append(self.transformer) | |
822 |
|
840 | |||
823 | def tearDown(self): |
|
841 | def tearDown(self): | |
824 | ip.ast_transformers.remove(self.transformer) |
|
842 | ip.ast_transformers.remove(self.transformer) | |
825 |
|
843 | |||
826 | def test_input_rejection(self): |
|
844 | def test_input_rejection(self): | |
827 | """Check that NodeTransformers can reject input.""" |
|
845 | """Check that NodeTransformers can reject input.""" | |
828 |
|
846 | |||
829 | expect_exception_tb = tt.AssertPrints("InputRejected: test") |
|
847 | expect_exception_tb = tt.AssertPrints("InputRejected: test") | |
830 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) |
|
848 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) | |
831 |
|
849 | |||
832 | # Run the same check twice to verify that the transformer is not |
|
850 | # Run the same check twice to verify that the transformer is not | |
833 | # disabled after raising. |
|
851 | # disabled after raising. | |
834 | with expect_exception_tb, expect_no_cell_output: |
|
852 | with expect_exception_tb, expect_no_cell_output: | |
835 | ip.run_cell("'unsafe'") |
|
853 | ip.run_cell("'unsafe'") | |
836 |
|
854 | |||
837 | with expect_exception_tb, expect_no_cell_output: |
|
855 | with expect_exception_tb, expect_no_cell_output: | |
838 | res = ip.run_cell("'unsafe'") |
|
856 | res = ip.run_cell("'unsafe'") | |
839 |
|
857 | |||
840 | self.assertIsInstance(res.error_before_exec, InputRejected) |
|
858 | self.assertIsInstance(res.error_before_exec, InputRejected) | |
841 |
|
859 | |||
842 | def test__IPYTHON__(): |
|
860 | def test__IPYTHON__(): | |
843 | # This shouldn't raise a NameError, that's all |
|
861 | # This shouldn't raise a NameError, that's all | |
844 | __IPYTHON__ |
|
862 | __IPYTHON__ | |
845 |
|
863 | |||
846 |
|
864 | |||
847 | class DummyRepr(object): |
|
865 | class DummyRepr(object): | |
848 | def __repr__(self): |
|
866 | def __repr__(self): | |
849 | return "DummyRepr" |
|
867 | return "DummyRepr" | |
850 |
|
868 | |||
851 | def _repr_html_(self): |
|
869 | def _repr_html_(self): | |
852 | return "<b>dummy</b>" |
|
870 | return "<b>dummy</b>" | |
853 |
|
871 | |||
854 | def _repr_javascript_(self): |
|
872 | def _repr_javascript_(self): | |
855 | return "console.log('hi');", {'key': 'value'} |
|
873 | return "console.log('hi');", {'key': 'value'} | |
856 |
|
874 | |||
857 |
|
875 | |||
858 | def test_user_variables(): |
|
876 | def test_user_variables(): | |
859 | # enable all formatters |
|
877 | # enable all formatters | |
860 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
878 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
861 |
|
879 | |||
862 | ip.user_ns['dummy'] = d = DummyRepr() |
|
880 | ip.user_ns['dummy'] = d = DummyRepr() | |
863 | keys = {'dummy', 'doesnotexist'} |
|
881 | keys = {'dummy', 'doesnotexist'} | |
864 | r = ip.user_expressions({ key:key for key in keys}) |
|
882 | r = ip.user_expressions({ key:key for key in keys}) | |
865 |
|
883 | |||
866 | nt.assert_equal(keys, set(r.keys())) |
|
884 | nt.assert_equal(keys, set(r.keys())) | |
867 | dummy = r['dummy'] |
|
885 | dummy = r['dummy'] | |
868 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) |
|
886 | nt.assert_equal({'status', 'data', 'metadata'}, set(dummy.keys())) | |
869 | nt.assert_equal(dummy['status'], 'ok') |
|
887 | nt.assert_equal(dummy['status'], 'ok') | |
870 | data = dummy['data'] |
|
888 | data = dummy['data'] | |
871 | metadata = dummy['metadata'] |
|
889 | metadata = dummy['metadata'] | |
872 | nt.assert_equal(data.get('text/html'), d._repr_html_()) |
|
890 | nt.assert_equal(data.get('text/html'), d._repr_html_()) | |
873 | js, jsmd = d._repr_javascript_() |
|
891 | js, jsmd = d._repr_javascript_() | |
874 | nt.assert_equal(data.get('application/javascript'), js) |
|
892 | nt.assert_equal(data.get('application/javascript'), js) | |
875 | nt.assert_equal(metadata.get('application/javascript'), jsmd) |
|
893 | nt.assert_equal(metadata.get('application/javascript'), jsmd) | |
876 |
|
894 | |||
877 | dne = r['doesnotexist'] |
|
895 | dne = r['doesnotexist'] | |
878 | nt.assert_equal(dne['status'], 'error') |
|
896 | nt.assert_equal(dne['status'], 'error') | |
879 | nt.assert_equal(dne['ename'], 'NameError') |
|
897 | nt.assert_equal(dne['ename'], 'NameError') | |
880 |
|
898 | |||
881 | # back to text only |
|
899 | # back to text only | |
882 | ip.display_formatter.active_types = ['text/plain'] |
|
900 | ip.display_formatter.active_types = ['text/plain'] | |
883 |
|
901 | |||
884 | def test_user_expression(): |
|
902 | def test_user_expression(): | |
885 | # enable all formatters |
|
903 | # enable all formatters | |
886 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
904 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
887 | query = { |
|
905 | query = { | |
888 | 'a' : '1 + 2', |
|
906 | 'a' : '1 + 2', | |
889 | 'b' : '1/0', |
|
907 | 'b' : '1/0', | |
890 | } |
|
908 | } | |
891 | r = ip.user_expressions(query) |
|
909 | r = ip.user_expressions(query) | |
892 | import pprint |
|
910 | import pprint | |
893 | pprint.pprint(r) |
|
911 | pprint.pprint(r) | |
894 | nt.assert_equal(set(r.keys()), set(query.keys())) |
|
912 | nt.assert_equal(set(r.keys()), set(query.keys())) | |
895 | a = r['a'] |
|
913 | a = r['a'] | |
896 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) |
|
914 | nt.assert_equal({'status', 'data', 'metadata'}, set(a.keys())) | |
897 | nt.assert_equal(a['status'], 'ok') |
|
915 | nt.assert_equal(a['status'], 'ok') | |
898 | data = a['data'] |
|
916 | data = a['data'] | |
899 | metadata = a['metadata'] |
|
917 | metadata = a['metadata'] | |
900 | nt.assert_equal(data.get('text/plain'), '3') |
|
918 | nt.assert_equal(data.get('text/plain'), '3') | |
901 |
|
919 | |||
902 | b = r['b'] |
|
920 | b = r['b'] | |
903 | nt.assert_equal(b['status'], 'error') |
|
921 | nt.assert_equal(b['status'], 'error') | |
904 | nt.assert_equal(b['ename'], 'ZeroDivisionError') |
|
922 | nt.assert_equal(b['ename'], 'ZeroDivisionError') | |
905 |
|
923 | |||
906 | # back to text only |
|
924 | # back to text only | |
907 | ip.display_formatter.active_types = ['text/plain'] |
|
925 | ip.display_formatter.active_types = ['text/plain'] | |
908 |
|
926 | |||
909 |
|
927 | |||
910 | class TestSyntaxErrorTransformer(unittest.TestCase): |
|
928 | class TestSyntaxErrorTransformer(unittest.TestCase): | |
911 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" |
|
929 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" | |
912 |
|
930 | |||
913 | @staticmethod |
|
931 | @staticmethod | |
914 | def transformer(lines): |
|
932 | def transformer(lines): | |
915 | for line in lines: |
|
933 | for line in lines: | |
916 | pos = line.find('syntaxerror') |
|
934 | pos = line.find('syntaxerror') | |
917 | if pos >= 0: |
|
935 | if pos >= 0: | |
918 | e = SyntaxError('input contains "syntaxerror"') |
|
936 | e = SyntaxError('input contains "syntaxerror"') | |
919 | e.text = line |
|
937 | e.text = line | |
920 | e.offset = pos + 1 |
|
938 | e.offset = pos + 1 | |
921 | raise e |
|
939 | raise e | |
922 | return lines |
|
940 | return lines | |
923 |
|
941 | |||
924 | def setUp(self): |
|
942 | def setUp(self): | |
925 | ip.input_transformers_post.append(self.transformer) |
|
943 | ip.input_transformers_post.append(self.transformer) | |
926 |
|
944 | |||
927 | def tearDown(self): |
|
945 | def tearDown(self): | |
928 | ip.input_transformers_post.remove(self.transformer) |
|
946 | ip.input_transformers_post.remove(self.transformer) | |
929 |
|
947 | |||
930 | def test_syntaxerror_input_transformer(self): |
|
948 | def test_syntaxerror_input_transformer(self): | |
931 | with tt.AssertPrints('1234'): |
|
949 | with tt.AssertPrints('1234'): | |
932 | ip.run_cell('1234') |
|
950 | ip.run_cell('1234') | |
933 | with tt.AssertPrints('SyntaxError: invalid syntax'): |
|
951 | with tt.AssertPrints('SyntaxError: invalid syntax'): | |
934 | ip.run_cell('1 2 3') # plain python syntax error |
|
952 | ip.run_cell('1 2 3') # plain python syntax error | |
935 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): |
|
953 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): | |
936 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error |
|
954 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error | |
937 | with tt.AssertPrints('3456'): |
|
955 | with tt.AssertPrints('3456'): | |
938 | ip.run_cell('3456') |
|
956 | ip.run_cell('3456') | |
939 |
|
957 | |||
940 |
|
958 | |||
941 | class TestWarningSuppression(unittest.TestCase): |
|
959 | class TestWarningSuppression(unittest.TestCase): | |
942 | def test_warning_suppression(self): |
|
960 | def test_warning_suppression(self): | |
943 | ip.run_cell("import warnings") |
|
961 | ip.run_cell("import warnings") | |
944 | try: |
|
962 | try: | |
945 | with self.assertWarnsRegex(UserWarning, "asdf"): |
|
963 | with self.assertWarnsRegex(UserWarning, "asdf"): | |
946 | ip.run_cell("warnings.warn('asdf')") |
|
964 | ip.run_cell("warnings.warn('asdf')") | |
947 | # Here's the real test -- if we run that again, we should get the |
|
965 | # Here's the real test -- if we run that again, we should get the | |
948 | # warning again. Traditionally, each warning was only issued once per |
|
966 | # warning again. Traditionally, each warning was only issued once per | |
949 | # IPython session (approximately), even if the user typed in new and |
|
967 | # IPython session (approximately), even if the user typed in new and | |
950 | # different code that should have also triggered the warning, leading |
|
968 | # different code that should have also triggered the warning, leading | |
951 | # to much confusion. |
|
969 | # to much confusion. | |
952 | with self.assertWarnsRegex(UserWarning, "asdf"): |
|
970 | with self.assertWarnsRegex(UserWarning, "asdf"): | |
953 | ip.run_cell("warnings.warn('asdf')") |
|
971 | ip.run_cell("warnings.warn('asdf')") | |
954 | finally: |
|
972 | finally: | |
955 | ip.run_cell("del warnings") |
|
973 | ip.run_cell("del warnings") | |
956 |
|
974 | |||
957 |
|
975 | |||
958 | def test_deprecation_warning(self): |
|
976 | def test_deprecation_warning(self): | |
959 | ip.run_cell(""" |
|
977 | ip.run_cell(""" | |
960 | import warnings |
|
978 | import warnings | |
961 | def wrn(): |
|
979 | def wrn(): | |
962 | warnings.warn( |
|
980 | warnings.warn( | |
963 | "I AM A WARNING", |
|
981 | "I AM A WARNING", | |
964 | DeprecationWarning |
|
982 | DeprecationWarning | |
965 | ) |
|
983 | ) | |
966 | """) |
|
984 | """) | |
967 | try: |
|
985 | try: | |
968 | with self.assertWarnsRegex(DeprecationWarning, "I AM A WARNING"): |
|
986 | with self.assertWarnsRegex(DeprecationWarning, "I AM A WARNING"): | |
969 | ip.run_cell("wrn()") |
|
987 | ip.run_cell("wrn()") | |
970 | finally: |
|
988 | finally: | |
971 | ip.run_cell("del warnings") |
|
989 | ip.run_cell("del warnings") | |
972 | ip.run_cell("del wrn") |
|
990 | ip.run_cell("del wrn") | |
973 |
|
991 | |||
974 |
|
992 | |||
975 | class TestImportNoDeprecate(tt.TempFileMixin): |
|
993 | class TestImportNoDeprecate(tt.TempFileMixin): | |
976 |
|
994 | |||
977 | def setUp(self): |
|
995 | def setUp(self): | |
978 | """Make a valid python temp file.""" |
|
996 | """Make a valid python temp file.""" | |
979 | self.mktmp(""" |
|
997 | self.mktmp(""" | |
980 | import warnings |
|
998 | import warnings | |
981 | def wrn(): |
|
999 | def wrn(): | |
982 | warnings.warn( |
|
1000 | warnings.warn( | |
983 | "I AM A WARNING", |
|
1001 | "I AM A WARNING", | |
984 | DeprecationWarning |
|
1002 | DeprecationWarning | |
985 | ) |
|
1003 | ) | |
986 | """) |
|
1004 | """) | |
987 | super().setUp() |
|
1005 | super().setUp() | |
988 |
|
1006 | |||
989 | def test_no_dep(self): |
|
1007 | def test_no_dep(self): | |
990 | """ |
|
1008 | """ | |
991 | No deprecation warning should be raised from imported functions |
|
1009 | No deprecation warning should be raised from imported functions | |
992 | """ |
|
1010 | """ | |
993 | ip.run_cell("from {} import wrn".format(self.fname)) |
|
1011 | ip.run_cell("from {} import wrn".format(self.fname)) | |
994 |
|
1012 | |||
995 | with tt.AssertNotPrints("I AM A WARNING"): |
|
1013 | with tt.AssertNotPrints("I AM A WARNING"): | |
996 | ip.run_cell("wrn()") |
|
1014 | ip.run_cell("wrn()") | |
997 | ip.run_cell("del wrn") |
|
1015 | ip.run_cell("del wrn") | |
998 |
|
1016 | |||
999 |
|
1017 | |||
1000 | def test_custom_exc_count(): |
|
1018 | def test_custom_exc_count(): | |
1001 | hook = mock.Mock(return_value=None) |
|
1019 | hook = mock.Mock(return_value=None) | |
1002 | ip.set_custom_exc((SyntaxError,), hook) |
|
1020 | ip.set_custom_exc((SyntaxError,), hook) | |
1003 | before = ip.execution_count |
|
1021 | before = ip.execution_count | |
1004 | ip.run_cell("def foo()", store_history=True) |
|
1022 | ip.run_cell("def foo()", store_history=True) | |
1005 | # restore default excepthook |
|
1023 | # restore default excepthook | |
1006 | ip.set_custom_exc((), None) |
|
1024 | ip.set_custom_exc((), None) | |
1007 | nt.assert_equal(hook.call_count, 1) |
|
1025 | nt.assert_equal(hook.call_count, 1) | |
1008 | nt.assert_equal(ip.execution_count, before + 1) |
|
1026 | nt.assert_equal(ip.execution_count, before + 1) | |
1009 |
|
1027 | |||
1010 |
|
1028 | |||
1011 | def test_run_cell_async(): |
|
1029 | def test_run_cell_async(): | |
1012 | loop = asyncio.get_event_loop() |
|
1030 | loop = asyncio.get_event_loop() | |
1013 | ip.run_cell("import asyncio") |
|
1031 | ip.run_cell("import asyncio") | |
1014 | coro = ip.run_cell_async("await asyncio.sleep(0.01)\n5") |
|
1032 | coro = ip.run_cell_async("await asyncio.sleep(0.01)\n5") | |
1015 | assert asyncio.iscoroutine(coro) |
|
1033 | assert asyncio.iscoroutine(coro) | |
1016 | result = loop.run_until_complete(coro) |
|
1034 | result = loop.run_until_complete(coro) | |
1017 | assert isinstance(result, interactiveshell.ExecutionResult) |
|
1035 | assert isinstance(result, interactiveshell.ExecutionResult) | |
1018 | assert result.result == 5 |
|
1036 | assert result.result == 5 | |
1019 |
|
1037 | |||
1020 |
|
1038 | |||
1021 | def test_should_run_async(): |
|
1039 | def test_should_run_async(): | |
1022 | assert not ip.should_run_async("a = 5") |
|
1040 | assert not ip.should_run_async("a = 5") | |
1023 | assert ip.should_run_async("await x") |
|
1041 | assert ip.should_run_async("await x") | |
1024 | assert ip.should_run_async("import asyncio; await asyncio.sleep(1)") |
|
1042 | assert ip.should_run_async("import asyncio; await asyncio.sleep(1)") | |
1025 |
|
1043 | |||
1026 |
|
1044 | |||
1027 | def test_set_custom_completer(): |
|
1045 | def test_set_custom_completer(): | |
1028 | num_completers = len(ip.Completer.matchers) |
|
1046 | num_completers = len(ip.Completer.matchers) | |
1029 |
|
1047 | |||
1030 | def foo(*args, **kwargs): |
|
1048 | def foo(*args, **kwargs): | |
1031 | return "I'm a completer!" |
|
1049 | return "I'm a completer!" | |
1032 |
|
1050 | |||
1033 | ip.set_custom_completer(foo, 0) |
|
1051 | ip.set_custom_completer(foo, 0) | |
1034 |
|
1052 | |||
1035 | # check that we've really added a new completer |
|
1053 | # check that we've really added a new completer | |
1036 | assert len(ip.Completer.matchers) == num_completers + 1 |
|
1054 | assert len(ip.Completer.matchers) == num_completers + 1 | |
1037 |
|
1055 | |||
1038 | # check that the first completer is the function we defined |
|
1056 | # check that the first completer is the function we defined | |
1039 | assert ip.Completer.matchers[0]() == "I'm a completer!" |
|
1057 | assert ip.Completer.matchers[0]() == "I'm a completer!" | |
1040 |
|
1058 | |||
1041 | # clean up |
|
1059 | # clean up | |
1042 | ip.Completer.custom_matchers.pop() |
|
1060 | ip.Completer.custom_matchers.pop() |
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