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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 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 | from IPython.core.error import InputRejected |
|
24 | from IPython.core.error import InputRejected | |
25 | from IPython.core.inputtransformer import InputTransformer |
|
25 | from IPython.core.inputtransformer import InputTransformer | |
26 | from IPython.core import interactiveshell |
|
26 | from IPython.core import interactiveshell | |
27 | from IPython.testing.decorators import ( |
|
27 | from IPython.testing.decorators import ( | |
28 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, |
|
28 | skipif, skip_win32, onlyif_unicode_paths, onlyif_cmds_exist, | |
29 | ) |
|
29 | ) | |
30 | from IPython.testing import tools as tt |
|
30 | from IPython.testing import tools as tt | |
31 | from IPython.utils.process import find_cmd |
|
31 | from IPython.utils.process import find_cmd | |
32 |
|
32 | |||
33 | #----------------------------------------------------------------------------- |
|
33 | #----------------------------------------------------------------------------- | |
34 | # Globals |
|
34 | # Globals | |
35 | #----------------------------------------------------------------------------- |
|
35 | #----------------------------------------------------------------------------- | |
36 | # This is used by every single test, no point repeating it ad nauseam |
|
36 | # This is used by every single test, no point repeating it ad nauseam | |
37 |
|
37 | |||
38 | #----------------------------------------------------------------------------- |
|
38 | #----------------------------------------------------------------------------- | |
39 | # Tests |
|
39 | # Tests | |
40 | #----------------------------------------------------------------------------- |
|
40 | #----------------------------------------------------------------------------- | |
41 |
|
41 | |||
42 | class DerivedInterrupt(KeyboardInterrupt): |
|
42 | class DerivedInterrupt(KeyboardInterrupt): | |
43 | pass |
|
43 | pass | |
44 |
|
44 | |||
45 | class InteractiveShellTestCase(unittest.TestCase): |
|
45 | class InteractiveShellTestCase(unittest.TestCase): | |
46 | def test_naked_string_cells(self): |
|
46 | def test_naked_string_cells(self): | |
47 | """Test that cells with only naked strings are fully executed""" |
|
47 | """Test that cells with only naked strings are fully executed""" | |
48 | # First, single-line inputs |
|
48 | # First, single-line inputs | |
49 | ip.run_cell('"a"\n') |
|
49 | ip.run_cell('"a"\n') | |
50 | self.assertEqual(ip.user_ns['_'], 'a') |
|
50 | self.assertEqual(ip.user_ns['_'], 'a') | |
51 | # And also multi-line cells |
|
51 | # And also multi-line cells | |
52 | ip.run_cell('"""a\nb"""\n') |
|
52 | ip.run_cell('"""a\nb"""\n') | |
53 | self.assertEqual(ip.user_ns['_'], 'a\nb') |
|
53 | self.assertEqual(ip.user_ns['_'], 'a\nb') | |
54 |
|
54 | |||
55 | def test_run_empty_cell(self): |
|
55 | def test_run_empty_cell(self): | |
56 | """Just make sure we don't get a horrible error with a blank |
|
56 | """Just make sure we don't get a horrible error with a blank | |
57 | cell of input. Yes, I did overlook that.""" |
|
57 | cell of input. Yes, I did overlook that.""" | |
58 | old_xc = ip.execution_count |
|
58 | old_xc = ip.execution_count | |
59 | res = ip.run_cell('') |
|
59 | res = ip.run_cell('') | |
60 | self.assertEqual(ip.execution_count, old_xc) |
|
60 | self.assertEqual(ip.execution_count, old_xc) | |
61 | self.assertEqual(res.execution_count, None) |
|
61 | self.assertEqual(res.execution_count, None) | |
62 |
|
62 | |||
63 | def test_run_cell_multiline(self): |
|
63 | def test_run_cell_multiline(self): | |
64 | """Multi-block, multi-line cells must execute correctly. |
|
64 | """Multi-block, multi-line cells must execute correctly. | |
65 | """ |
|
65 | """ | |
66 | src = '\n'.join(["x=1", |
|
66 | src = '\n'.join(["x=1", | |
67 | "y=2", |
|
67 | "y=2", | |
68 | "if 1:", |
|
68 | "if 1:", | |
69 | " x += 1", |
|
69 | " x += 1", | |
70 | " y += 1",]) |
|
70 | " y += 1",]) | |
71 | res = ip.run_cell(src) |
|
71 | res = ip.run_cell(src) | |
72 | self.assertEqual(ip.user_ns['x'], 2) |
|
72 | self.assertEqual(ip.user_ns['x'], 2) | |
73 | self.assertEqual(ip.user_ns['y'], 3) |
|
73 | self.assertEqual(ip.user_ns['y'], 3) | |
74 | self.assertEqual(res.success, True) |
|
74 | self.assertEqual(res.success, True) | |
75 | self.assertEqual(res.result, None) |
|
75 | self.assertEqual(res.result, None) | |
76 |
|
76 | |||
77 | def test_multiline_string_cells(self): |
|
77 | def test_multiline_string_cells(self): | |
78 | "Code sprinkled with multiline strings should execute (GH-306)" |
|
78 | "Code sprinkled with multiline strings should execute (GH-306)" | |
79 | ip.run_cell('tmp=0') |
|
79 | ip.run_cell('tmp=0') | |
80 | self.assertEqual(ip.user_ns['tmp'], 0) |
|
80 | self.assertEqual(ip.user_ns['tmp'], 0) | |
81 | res = ip.run_cell('tmp=1;"""a\nb"""\n') |
|
81 | res = ip.run_cell('tmp=1;"""a\nb"""\n') | |
82 | self.assertEqual(ip.user_ns['tmp'], 1) |
|
82 | self.assertEqual(ip.user_ns['tmp'], 1) | |
83 | self.assertEqual(res.success, True) |
|
83 | self.assertEqual(res.success, True) | |
84 | self.assertEqual(res.result, "a\nb") |
|
84 | self.assertEqual(res.result, "a\nb") | |
85 |
|
85 | |||
86 | def test_dont_cache_with_semicolon(self): |
|
86 | def test_dont_cache_with_semicolon(self): | |
87 | "Ending a line with semicolon should not cache the returned object (GH-307)" |
|
87 | "Ending a line with semicolon should not cache the returned object (GH-307)" | |
88 | oldlen = len(ip.user_ns['Out']) |
|
88 | oldlen = len(ip.user_ns['Out']) | |
89 | for cell in ['1;', '1;1;']: |
|
89 | for cell in ['1;', '1;1;']: | |
90 | res = ip.run_cell(cell, store_history=True) |
|
90 | res = ip.run_cell(cell, store_history=True) | |
91 | newlen = len(ip.user_ns['Out']) |
|
91 | newlen = len(ip.user_ns['Out']) | |
92 | self.assertEqual(oldlen, newlen) |
|
92 | self.assertEqual(oldlen, newlen) | |
93 | self.assertIsNone(res.result) |
|
93 | self.assertIsNone(res.result) | |
94 | i = 0 |
|
94 | i = 0 | |
95 | #also test the default caching behavior |
|
95 | #also test the default caching behavior | |
96 | for cell in ['1', '1;1']: |
|
96 | for cell in ['1', '1;1']: | |
97 | ip.run_cell(cell, store_history=True) |
|
97 | ip.run_cell(cell, store_history=True) | |
98 | newlen = len(ip.user_ns['Out']) |
|
98 | newlen = len(ip.user_ns['Out']) | |
99 | i += 1 |
|
99 | i += 1 | |
100 | self.assertEqual(oldlen+i, newlen) |
|
100 | self.assertEqual(oldlen+i, newlen) | |
101 |
|
101 | |||
102 | def test_syntax_error(self): |
|
102 | def test_syntax_error(self): | |
103 | res = ip.run_cell("raise = 3") |
|
103 | res = ip.run_cell("raise = 3") | |
104 | self.assertIsInstance(res.error_before_exec, SyntaxError) |
|
104 | self.assertIsInstance(res.error_before_exec, SyntaxError) | |
105 |
|
105 | |||
|
106 | def test_open_standard_input_stream(self): | |||
|
107 | ip.init_create_namespaces() | |||
|
108 | res = ip.run_cell("open(0)") | |||
|
109 | self.assertIsInstance(res.error_in_exec, ValueError) | |||
|
110 | ||||
|
111 | def test_open_standard_output_stream(self): | |||
|
112 | ip.init_create_namespaces() | |||
|
113 | res = ip.run_cell("open(1)") | |||
|
114 | self.assertIsInstance(res.error_in_exec, ValueError) | |||
|
115 | ||||
|
116 | def test_open_standard_error_stream(self): | |||
|
117 | ip.init_create_namespaces() | |||
|
118 | res = ip.run_cell("open(2)") | |||
|
119 | self.assertIsInstance(res.error_in_exec, ValueError) | |||
|
120 | ||||
106 | def test_In_variable(self): |
|
121 | def test_In_variable(self): | |
107 | "Verify that In variable grows with user input (GH-284)" |
|
122 | "Verify that In variable grows with user input (GH-284)" | |
108 | oldlen = len(ip.user_ns['In']) |
|
123 | oldlen = len(ip.user_ns['In']) | |
109 | ip.run_cell('1;', store_history=True) |
|
124 | ip.run_cell('1;', store_history=True) | |
110 | newlen = len(ip.user_ns['In']) |
|
125 | newlen = len(ip.user_ns['In']) | |
111 | self.assertEqual(oldlen+1, newlen) |
|
126 | self.assertEqual(oldlen+1, newlen) | |
112 | self.assertEqual(ip.user_ns['In'][-1],'1;') |
|
127 | self.assertEqual(ip.user_ns['In'][-1],'1;') | |
113 |
|
128 | |||
114 | def test_magic_names_in_string(self): |
|
129 | def test_magic_names_in_string(self): | |
115 | ip.run_cell('a = """\n%exit\n"""') |
|
130 | ip.run_cell('a = """\n%exit\n"""') | |
116 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') |
|
131 | self.assertEqual(ip.user_ns['a'], '\n%exit\n') | |
117 |
|
132 | |||
118 | def test_trailing_newline(self): |
|
133 | def test_trailing_newline(self): | |
119 | """test that running !(command) does not raise a SyntaxError""" |
|
134 | """test that running !(command) does not raise a SyntaxError""" | |
120 | ip.run_cell('!(true)\n', False) |
|
135 | ip.run_cell('!(true)\n', False) | |
121 | ip.run_cell('!(true)\n\n\n', False) |
|
136 | ip.run_cell('!(true)\n\n\n', False) | |
122 |
|
137 | |||
123 | def test_gh_597(self): |
|
138 | def test_gh_597(self): | |
124 | """Pretty-printing lists of objects with non-ascii reprs may cause |
|
139 | """Pretty-printing lists of objects with non-ascii reprs may cause | |
125 | problems.""" |
|
140 | problems.""" | |
126 | class Spam(object): |
|
141 | class Spam(object): | |
127 | def __repr__(self): |
|
142 | def __repr__(self): | |
128 | return "\xe9"*50 |
|
143 | return "\xe9"*50 | |
129 | import IPython.core.formatters |
|
144 | import IPython.core.formatters | |
130 | f = IPython.core.formatters.PlainTextFormatter() |
|
145 | f = IPython.core.formatters.PlainTextFormatter() | |
131 | f([Spam(),Spam()]) |
|
146 | f([Spam(),Spam()]) | |
132 |
|
147 | |||
133 |
|
148 | |||
134 | def test_future_flags(self): |
|
149 | def test_future_flags(self): | |
135 | """Check that future flags are used for parsing code (gh-777)""" |
|
150 | """Check that future flags are used for parsing code (gh-777)""" | |
136 | ip.run_cell('from __future__ import barry_as_FLUFL') |
|
151 | ip.run_cell('from __future__ import barry_as_FLUFL') | |
137 | try: |
|
152 | try: | |
138 | ip.run_cell('prfunc_return_val = 1 <> 2') |
|
153 | ip.run_cell('prfunc_return_val = 1 <> 2') | |
139 | assert 'prfunc_return_val' in ip.user_ns |
|
154 | assert 'prfunc_return_val' in ip.user_ns | |
140 | finally: |
|
155 | finally: | |
141 | # Reset compiler flags so we don't mess up other tests. |
|
156 | # Reset compiler flags so we don't mess up other tests. | |
142 | ip.compile.reset_compiler_flags() |
|
157 | ip.compile.reset_compiler_flags() | |
143 |
|
158 | |||
144 | def test_can_pickle(self): |
|
159 | def test_can_pickle(self): | |
145 | "Can we pickle objects defined interactively (GH-29)" |
|
160 | "Can we pickle objects defined interactively (GH-29)" | |
146 | ip = get_ipython() |
|
161 | ip = get_ipython() | |
147 | ip.reset() |
|
162 | ip.reset() | |
148 | ip.run_cell(("class Mylist(list):\n" |
|
163 | ip.run_cell(("class Mylist(list):\n" | |
149 | " def __init__(self,x=[]):\n" |
|
164 | " def __init__(self,x=[]):\n" | |
150 | " list.__init__(self,x)")) |
|
165 | " list.__init__(self,x)")) | |
151 | ip.run_cell("w=Mylist([1,2,3])") |
|
166 | ip.run_cell("w=Mylist([1,2,3])") | |
152 |
|
167 | |||
153 | from pickle import dumps |
|
168 | from pickle import dumps | |
154 |
|
169 | |||
155 | # We need to swap in our main module - this is only necessary |
|
170 | # We need to swap in our main module - this is only necessary | |
156 | # inside the test framework, because IPython puts the interactive module |
|
171 | # inside the test framework, because IPython puts the interactive module | |
157 | # in place (but the test framework undoes this). |
|
172 | # in place (but the test framework undoes this). | |
158 | _main = sys.modules['__main__'] |
|
173 | _main = sys.modules['__main__'] | |
159 | sys.modules['__main__'] = ip.user_module |
|
174 | sys.modules['__main__'] = ip.user_module | |
160 | try: |
|
175 | try: | |
161 | res = dumps(ip.user_ns["w"]) |
|
176 | res = dumps(ip.user_ns["w"]) | |
162 | finally: |
|
177 | finally: | |
163 | sys.modules['__main__'] = _main |
|
178 | sys.modules['__main__'] = _main | |
164 | self.assertTrue(isinstance(res, bytes)) |
|
179 | self.assertTrue(isinstance(res, bytes)) | |
165 |
|
180 | |||
166 | def test_global_ns(self): |
|
181 | def test_global_ns(self): | |
167 | "Code in functions must be able to access variables outside them." |
|
182 | "Code in functions must be able to access variables outside them." | |
168 | ip = get_ipython() |
|
183 | ip = get_ipython() | |
169 | ip.run_cell("a = 10") |
|
184 | ip.run_cell("a = 10") | |
170 | ip.run_cell(("def f(x):\n" |
|
185 | ip.run_cell(("def f(x):\n" | |
171 | " return x + a")) |
|
186 | " return x + a")) | |
172 | ip.run_cell("b = f(12)") |
|
187 | ip.run_cell("b = f(12)") | |
173 | self.assertEqual(ip.user_ns["b"], 22) |
|
188 | self.assertEqual(ip.user_ns["b"], 22) | |
174 |
|
189 | |||
175 | def test_bad_custom_tb(self): |
|
190 | def test_bad_custom_tb(self): | |
176 | """Check that InteractiveShell is protected from bad custom exception handlers""" |
|
191 | """Check that InteractiveShell is protected from bad custom exception handlers""" | |
177 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) |
|
192 | ip.set_custom_exc((IOError,), lambda etype,value,tb: 1/0) | |
178 | self.assertEqual(ip.custom_exceptions, (IOError,)) |
|
193 | self.assertEqual(ip.custom_exceptions, (IOError,)) | |
179 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
194 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
180 | ip.run_cell(u'raise IOError("foo")') |
|
195 | ip.run_cell(u'raise IOError("foo")') | |
181 | self.assertEqual(ip.custom_exceptions, ()) |
|
196 | self.assertEqual(ip.custom_exceptions, ()) | |
182 |
|
197 | |||
183 | def test_bad_custom_tb_return(self): |
|
198 | def test_bad_custom_tb_return(self): | |
184 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" |
|
199 | """Check that InteractiveShell is protected from bad return types in custom exception handlers""" | |
185 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) |
|
200 | ip.set_custom_exc((NameError,),lambda etype,value,tb, tb_offset=None: 1) | |
186 | self.assertEqual(ip.custom_exceptions, (NameError,)) |
|
201 | self.assertEqual(ip.custom_exceptions, (NameError,)) | |
187 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): |
|
202 | with tt.AssertPrints("Custom TB Handler failed", channel='stderr'): | |
188 | ip.run_cell(u'a=abracadabra') |
|
203 | ip.run_cell(u'a=abracadabra') | |
189 | self.assertEqual(ip.custom_exceptions, ()) |
|
204 | self.assertEqual(ip.custom_exceptions, ()) | |
190 |
|
205 | |||
191 | def test_drop_by_id(self): |
|
206 | def test_drop_by_id(self): | |
192 | myvars = {"a":object(), "b":object(), "c": object()} |
|
207 | myvars = {"a":object(), "b":object(), "c": object()} | |
193 | ip.push(myvars, interactive=False) |
|
208 | ip.push(myvars, interactive=False) | |
194 | for name in myvars: |
|
209 | for name in myvars: | |
195 | assert name in ip.user_ns, name |
|
210 | assert name in ip.user_ns, name | |
196 | assert name in ip.user_ns_hidden, name |
|
211 | assert name in ip.user_ns_hidden, name | |
197 | ip.user_ns['b'] = 12 |
|
212 | ip.user_ns['b'] = 12 | |
198 | ip.drop_by_id(myvars) |
|
213 | ip.drop_by_id(myvars) | |
199 | for name in ["a", "c"]: |
|
214 | for name in ["a", "c"]: | |
200 | assert name not in ip.user_ns, name |
|
215 | assert name not in ip.user_ns, name | |
201 | assert name not in ip.user_ns_hidden, name |
|
216 | assert name not in ip.user_ns_hidden, name | |
202 | assert ip.user_ns['b'] == 12 |
|
217 | assert ip.user_ns['b'] == 12 | |
203 | ip.reset() |
|
218 | ip.reset() | |
204 |
|
219 | |||
205 | def test_var_expand(self): |
|
220 | def test_var_expand(self): | |
206 | ip.user_ns['f'] = u'Ca\xf1o' |
|
221 | ip.user_ns['f'] = u'Ca\xf1o' | |
207 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') |
|
222 | self.assertEqual(ip.var_expand(u'echo $f'), u'echo Ca\xf1o') | |
208 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') |
|
223 | self.assertEqual(ip.var_expand(u'echo {f}'), u'echo Ca\xf1o') | |
209 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') |
|
224 | self.assertEqual(ip.var_expand(u'echo {f[:-1]}'), u'echo Ca\xf1') | |
210 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') |
|
225 | self.assertEqual(ip.var_expand(u'echo {1*2}'), u'echo 2') | |
211 |
|
226 | |||
212 | self.assertEqual(ip.var_expand(u"grep x | awk '{print $1}'"), u"grep x | awk '{print $1}'") |
|
227 | self.assertEqual(ip.var_expand(u"grep x | awk '{print $1}'"), u"grep x | awk '{print $1}'") | |
213 |
|
228 | |||
214 | ip.user_ns['f'] = b'Ca\xc3\xb1o' |
|
229 | ip.user_ns['f'] = b'Ca\xc3\xb1o' | |
215 | # This should not raise any exception: |
|
230 | # This should not raise any exception: | |
216 | ip.var_expand(u'echo $f') |
|
231 | ip.var_expand(u'echo $f') | |
217 |
|
232 | |||
218 | def test_var_expand_local(self): |
|
233 | def test_var_expand_local(self): | |
219 | """Test local variable expansion in !system and %magic calls""" |
|
234 | """Test local variable expansion in !system and %magic calls""" | |
220 | # !system |
|
235 | # !system | |
221 | ip.run_cell( |
|
236 | ip.run_cell( | |
222 | "def test():\n" |
|
237 | "def test():\n" | |
223 | ' lvar = "ttt"\n' |
|
238 | ' lvar = "ttt"\n' | |
224 | " ret = !echo {lvar}\n" |
|
239 | " ret = !echo {lvar}\n" | |
225 | " return ret[0]\n" |
|
240 | " return ret[0]\n" | |
226 | ) |
|
241 | ) | |
227 | res = ip.user_ns["test"]() |
|
242 | res = ip.user_ns["test"]() | |
228 | self.assertIn("ttt", res) |
|
243 | self.assertIn("ttt", res) | |
229 |
|
244 | |||
230 | # %magic |
|
245 | # %magic | |
231 | ip.run_cell( |
|
246 | ip.run_cell( | |
232 | "def makemacro():\n" |
|
247 | "def makemacro():\n" | |
233 | ' macroname = "macro_var_expand_locals"\n' |
|
248 | ' macroname = "macro_var_expand_locals"\n' | |
234 | " %macro {macroname} codestr\n" |
|
249 | " %macro {macroname} codestr\n" | |
235 | ) |
|
250 | ) | |
236 | ip.user_ns["codestr"] = "str(12)" |
|
251 | ip.user_ns["codestr"] = "str(12)" | |
237 | ip.run_cell("makemacro()") |
|
252 | ip.run_cell("makemacro()") | |
238 | self.assertIn("macro_var_expand_locals", ip.user_ns) |
|
253 | self.assertIn("macro_var_expand_locals", ip.user_ns) | |
239 |
|
254 | |||
240 | def test_var_expand_self(self): |
|
255 | def test_var_expand_self(self): | |
241 | """Test variable expansion with the name 'self', which was failing. |
|
256 | """Test variable expansion with the name 'self', which was failing. | |
242 |
|
257 | |||
243 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 |
|
258 | See https://github.com/ipython/ipython/issues/1878#issuecomment-7698218 | |
244 | """ |
|
259 | """ | |
245 | ip.run_cell( |
|
260 | ip.run_cell( | |
246 | "class cTest:\n" |
|
261 | "class cTest:\n" | |
247 | ' classvar="see me"\n' |
|
262 | ' classvar="see me"\n' | |
248 | " def test(self):\n" |
|
263 | " def test(self):\n" | |
249 | " res = !echo Variable: {self.classvar}\n" |
|
264 | " res = !echo Variable: {self.classvar}\n" | |
250 | " return res[0]\n" |
|
265 | " return res[0]\n" | |
251 | ) |
|
266 | ) | |
252 | self.assertIn("see me", ip.user_ns["cTest"]().test()) |
|
267 | self.assertIn("see me", ip.user_ns["cTest"]().test()) | |
253 |
|
268 | |||
254 | def test_bad_var_expand(self): |
|
269 | def test_bad_var_expand(self): | |
255 | """var_expand on invalid formats shouldn't raise""" |
|
270 | """var_expand on invalid formats shouldn't raise""" | |
256 | # SyntaxError |
|
271 | # SyntaxError | |
257 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") |
|
272 | self.assertEqual(ip.var_expand(u"{'a':5}"), u"{'a':5}") | |
258 | # NameError |
|
273 | # NameError | |
259 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") |
|
274 | self.assertEqual(ip.var_expand(u"{asdf}"), u"{asdf}") | |
260 | # ZeroDivisionError |
|
275 | # ZeroDivisionError | |
261 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") |
|
276 | self.assertEqual(ip.var_expand(u"{1/0}"), u"{1/0}") | |
262 |
|
277 | |||
263 | def test_silent_postexec(self): |
|
278 | def test_silent_postexec(self): | |
264 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" |
|
279 | """run_cell(silent=True) doesn't invoke pre/post_run_cell callbacks""" | |
265 | pre_explicit = mock.Mock() |
|
280 | pre_explicit = mock.Mock() | |
266 | pre_always = mock.Mock() |
|
281 | pre_always = mock.Mock() | |
267 | post_explicit = mock.Mock() |
|
282 | post_explicit = mock.Mock() | |
268 | post_always = mock.Mock() |
|
283 | post_always = mock.Mock() | |
269 | all_mocks = [pre_explicit, pre_always, post_explicit, post_always] |
|
284 | all_mocks = [pre_explicit, pre_always, post_explicit, post_always] | |
270 |
|
285 | |||
271 | ip.events.register('pre_run_cell', pre_explicit) |
|
286 | ip.events.register('pre_run_cell', pre_explicit) | |
272 | ip.events.register('pre_execute', pre_always) |
|
287 | ip.events.register('pre_execute', pre_always) | |
273 | ip.events.register('post_run_cell', post_explicit) |
|
288 | ip.events.register('post_run_cell', post_explicit) | |
274 | ip.events.register('post_execute', post_always) |
|
289 | ip.events.register('post_execute', post_always) | |
275 |
|
290 | |||
276 | try: |
|
291 | try: | |
277 | ip.run_cell("1", silent=True) |
|
292 | ip.run_cell("1", silent=True) | |
278 | assert pre_always.called |
|
293 | assert pre_always.called | |
279 | assert not pre_explicit.called |
|
294 | assert not pre_explicit.called | |
280 | assert post_always.called |
|
295 | assert post_always.called | |
281 | assert not post_explicit.called |
|
296 | assert not post_explicit.called | |
282 | # double-check that non-silent exec did what we expected |
|
297 | # double-check that non-silent exec did what we expected | |
283 | # silent to avoid |
|
298 | # silent to avoid | |
284 | ip.run_cell("1") |
|
299 | ip.run_cell("1") | |
285 | assert pre_explicit.called |
|
300 | assert pre_explicit.called | |
286 | assert post_explicit.called |
|
301 | assert post_explicit.called | |
287 | info, = pre_explicit.call_args[0] |
|
302 | info, = pre_explicit.call_args[0] | |
288 | result, = post_explicit.call_args[0] |
|
303 | result, = post_explicit.call_args[0] | |
289 | self.assertEqual(info, result.info) |
|
304 | self.assertEqual(info, result.info) | |
290 | # check that post hooks are always called |
|
305 | # check that post hooks are always called | |
291 | [m.reset_mock() for m in all_mocks] |
|
306 | [m.reset_mock() for m in all_mocks] | |
292 | ip.run_cell("syntax error") |
|
307 | ip.run_cell("syntax error") | |
293 | assert pre_always.called |
|
308 | assert pre_always.called | |
294 | assert pre_explicit.called |
|
309 | assert pre_explicit.called | |
295 | assert post_always.called |
|
310 | assert post_always.called | |
296 | assert post_explicit.called |
|
311 | assert post_explicit.called | |
297 | info, = pre_explicit.call_args[0] |
|
312 | info, = pre_explicit.call_args[0] | |
298 | result, = post_explicit.call_args[0] |
|
313 | result, = post_explicit.call_args[0] | |
299 | self.assertEqual(info, result.info) |
|
314 | self.assertEqual(info, result.info) | |
300 | finally: |
|
315 | finally: | |
301 | # remove post-exec |
|
316 | # remove post-exec | |
302 | ip.events.unregister('pre_run_cell', pre_explicit) |
|
317 | ip.events.unregister('pre_run_cell', pre_explicit) | |
303 | ip.events.unregister('pre_execute', pre_always) |
|
318 | ip.events.unregister('pre_execute', pre_always) | |
304 | ip.events.unregister('post_run_cell', post_explicit) |
|
319 | ip.events.unregister('post_run_cell', post_explicit) | |
305 | ip.events.unregister('post_execute', post_always) |
|
320 | ip.events.unregister('post_execute', post_always) | |
306 |
|
321 | |||
307 | def test_silent_noadvance(self): |
|
322 | def test_silent_noadvance(self): | |
308 | """run_cell(silent=True) doesn't advance execution_count""" |
|
323 | """run_cell(silent=True) doesn't advance execution_count""" | |
309 | ec = ip.execution_count |
|
324 | ec = ip.execution_count | |
310 | # silent should force store_history=False |
|
325 | # silent should force store_history=False | |
311 | ip.run_cell("1", store_history=True, silent=True) |
|
326 | ip.run_cell("1", store_history=True, silent=True) | |
312 |
|
327 | |||
313 | self.assertEqual(ec, ip.execution_count) |
|
328 | self.assertEqual(ec, ip.execution_count) | |
314 | # double-check that non-silent exec did what we expected |
|
329 | # double-check that non-silent exec did what we expected | |
315 | # silent to avoid |
|
330 | # silent to avoid | |
316 | ip.run_cell("1", store_history=True) |
|
331 | ip.run_cell("1", store_history=True) | |
317 | self.assertEqual(ec+1, ip.execution_count) |
|
332 | self.assertEqual(ec+1, ip.execution_count) | |
318 |
|
333 | |||
319 | def test_silent_nodisplayhook(self): |
|
334 | def test_silent_nodisplayhook(self): | |
320 | """run_cell(silent=True) doesn't trigger displayhook""" |
|
335 | """run_cell(silent=True) doesn't trigger displayhook""" | |
321 | d = dict(called=False) |
|
336 | d = dict(called=False) | |
322 |
|
337 | |||
323 | trap = ip.display_trap |
|
338 | trap = ip.display_trap | |
324 | save_hook = trap.hook |
|
339 | save_hook = trap.hook | |
325 |
|
340 | |||
326 | def failing_hook(*args, **kwargs): |
|
341 | def failing_hook(*args, **kwargs): | |
327 | d['called'] = True |
|
342 | d['called'] = True | |
328 |
|
343 | |||
329 | try: |
|
344 | try: | |
330 | trap.hook = failing_hook |
|
345 | trap.hook = failing_hook | |
331 | res = ip.run_cell("1", silent=True) |
|
346 | res = ip.run_cell("1", silent=True) | |
332 | self.assertFalse(d['called']) |
|
347 | self.assertFalse(d['called']) | |
333 | self.assertIsNone(res.result) |
|
348 | self.assertIsNone(res.result) | |
334 | # double-check that non-silent exec did what we expected |
|
349 | # double-check that non-silent exec did what we expected | |
335 | # silent to avoid |
|
350 | # silent to avoid | |
336 | ip.run_cell("1") |
|
351 | ip.run_cell("1") | |
337 | self.assertTrue(d['called']) |
|
352 | self.assertTrue(d['called']) | |
338 | finally: |
|
353 | finally: | |
339 | trap.hook = save_hook |
|
354 | trap.hook = save_hook | |
340 |
|
355 | |||
341 | def test_ofind_line_magic(self): |
|
356 | def test_ofind_line_magic(self): | |
342 | from IPython.core.magic import register_line_magic |
|
357 | from IPython.core.magic import register_line_magic | |
343 |
|
358 | |||
344 | @register_line_magic |
|
359 | @register_line_magic | |
345 | def lmagic(line): |
|
360 | def lmagic(line): | |
346 | "A line magic" |
|
361 | "A line magic" | |
347 |
|
362 | |||
348 | # Get info on line magic |
|
363 | # Get info on line magic | |
349 | lfind = ip._ofind("lmagic") |
|
364 | lfind = ip._ofind("lmagic") | |
350 | info = dict( |
|
365 | info = dict( | |
351 | found=True, |
|
366 | found=True, | |
352 | isalias=False, |
|
367 | isalias=False, | |
353 | ismagic=True, |
|
368 | ismagic=True, | |
354 | namespace="IPython internal", |
|
369 | namespace="IPython internal", | |
355 | obj=lmagic, |
|
370 | obj=lmagic, | |
356 | parent=None, |
|
371 | parent=None, | |
357 | ) |
|
372 | ) | |
358 | self.assertEqual(lfind, info) |
|
373 | self.assertEqual(lfind, info) | |
359 |
|
374 | |||
360 | def test_ofind_cell_magic(self): |
|
375 | def test_ofind_cell_magic(self): | |
361 | from IPython.core.magic import register_cell_magic |
|
376 | from IPython.core.magic import register_cell_magic | |
362 |
|
377 | |||
363 | @register_cell_magic |
|
378 | @register_cell_magic | |
364 | def cmagic(line, cell): |
|
379 | def cmagic(line, cell): | |
365 | "A cell magic" |
|
380 | "A cell magic" | |
366 |
|
381 | |||
367 | # Get info on cell magic |
|
382 | # Get info on cell magic | |
368 | find = ip._ofind("cmagic") |
|
383 | find = ip._ofind("cmagic") | |
369 | info = dict( |
|
384 | info = dict( | |
370 | found=True, |
|
385 | found=True, | |
371 | isalias=False, |
|
386 | isalias=False, | |
372 | ismagic=True, |
|
387 | ismagic=True, | |
373 | namespace="IPython internal", |
|
388 | namespace="IPython internal", | |
374 | obj=cmagic, |
|
389 | obj=cmagic, | |
375 | parent=None, |
|
390 | parent=None, | |
376 | ) |
|
391 | ) | |
377 | self.assertEqual(find, info) |
|
392 | self.assertEqual(find, info) | |
378 |
|
393 | |||
379 | def test_ofind_property_with_error(self): |
|
394 | def test_ofind_property_with_error(self): | |
380 | class A(object): |
|
395 | class A(object): | |
381 | @property |
|
396 | @property | |
382 | def foo(self): |
|
397 | def foo(self): | |
383 | raise NotImplementedError() # pragma: no cover |
|
398 | raise NotImplementedError() # pragma: no cover | |
384 |
|
399 | |||
385 | a = A() |
|
400 | a = A() | |
386 |
|
401 | |||
387 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
402 | found = ip._ofind('a.foo', [('locals', locals())]) | |
388 | info = dict(found=True, isalias=False, ismagic=False, |
|
403 | info = dict(found=True, isalias=False, ismagic=False, | |
389 | namespace='locals', obj=A.foo, parent=a) |
|
404 | namespace='locals', obj=A.foo, parent=a) | |
390 | self.assertEqual(found, info) |
|
405 | self.assertEqual(found, info) | |
391 |
|
406 | |||
392 | def test_ofind_multiple_attribute_lookups(self): |
|
407 | def test_ofind_multiple_attribute_lookups(self): | |
393 | class A(object): |
|
408 | class A(object): | |
394 | @property |
|
409 | @property | |
395 | def foo(self): |
|
410 | def foo(self): | |
396 | raise NotImplementedError() # pragma: no cover |
|
411 | raise NotImplementedError() # pragma: no cover | |
397 |
|
412 | |||
398 | a = A() |
|
413 | a = A() | |
399 | a.a = A() |
|
414 | a.a = A() | |
400 | a.a.a = A() |
|
415 | a.a.a = A() | |
401 |
|
416 | |||
402 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) |
|
417 | found = ip._ofind('a.a.a.foo', [('locals', locals())]) | |
403 | info = dict(found=True, isalias=False, ismagic=False, |
|
418 | info = dict(found=True, isalias=False, ismagic=False, | |
404 | namespace='locals', obj=A.foo, parent=a.a.a) |
|
419 | namespace='locals', obj=A.foo, parent=a.a.a) | |
405 | self.assertEqual(found, info) |
|
420 | self.assertEqual(found, info) | |
406 |
|
421 | |||
407 | def test_ofind_slotted_attributes(self): |
|
422 | def test_ofind_slotted_attributes(self): | |
408 | class A(object): |
|
423 | class A(object): | |
409 | __slots__ = ['foo'] |
|
424 | __slots__ = ['foo'] | |
410 | def __init__(self): |
|
425 | def __init__(self): | |
411 | self.foo = 'bar' |
|
426 | self.foo = 'bar' | |
412 |
|
427 | |||
413 | a = A() |
|
428 | a = A() | |
414 | found = ip._ofind('a.foo', [('locals', locals())]) |
|
429 | found = ip._ofind('a.foo', [('locals', locals())]) | |
415 | info = dict(found=True, isalias=False, ismagic=False, |
|
430 | info = dict(found=True, isalias=False, ismagic=False, | |
416 | namespace='locals', obj=a.foo, parent=a) |
|
431 | namespace='locals', obj=a.foo, parent=a) | |
417 | self.assertEqual(found, info) |
|
432 | self.assertEqual(found, info) | |
418 |
|
433 | |||
419 | found = ip._ofind('a.bar', [('locals', locals())]) |
|
434 | found = ip._ofind('a.bar', [('locals', locals())]) | |
420 | info = dict(found=False, isalias=False, ismagic=False, |
|
435 | info = dict(found=False, isalias=False, ismagic=False, | |
421 | namespace=None, obj=None, parent=a) |
|
436 | namespace=None, obj=None, parent=a) | |
422 | self.assertEqual(found, info) |
|
437 | self.assertEqual(found, info) | |
423 |
|
438 | |||
424 | def test_ofind_prefers_property_to_instance_level_attribute(self): |
|
439 | def test_ofind_prefers_property_to_instance_level_attribute(self): | |
425 | class A(object): |
|
440 | class A(object): | |
426 | @property |
|
441 | @property | |
427 | def foo(self): |
|
442 | def foo(self): | |
428 | return 'bar' |
|
443 | return 'bar' | |
429 | a = A() |
|
444 | a = A() | |
430 | a.__dict__["foo"] = "baz" |
|
445 | a.__dict__["foo"] = "baz" | |
431 | self.assertEqual(a.foo, "bar") |
|
446 | self.assertEqual(a.foo, "bar") | |
432 | found = ip._ofind("a.foo", [("locals", locals())]) |
|
447 | found = ip._ofind("a.foo", [("locals", locals())]) | |
433 | self.assertIs(found["obj"], A.foo) |
|
448 | self.assertIs(found["obj"], A.foo) | |
434 |
|
449 | |||
435 | def test_custom_syntaxerror_exception(self): |
|
450 | def test_custom_syntaxerror_exception(self): | |
436 | called = [] |
|
451 | called = [] | |
437 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
452 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
438 | called.append(etype) |
|
453 | called.append(etype) | |
439 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
454 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
440 |
|
455 | |||
441 | ip.set_custom_exc((SyntaxError,), my_handler) |
|
456 | ip.set_custom_exc((SyntaxError,), my_handler) | |
442 | try: |
|
457 | try: | |
443 | ip.run_cell("1f") |
|
458 | ip.run_cell("1f") | |
444 | # Check that this was called, and only once. |
|
459 | # Check that this was called, and only once. | |
445 | self.assertEqual(called, [SyntaxError]) |
|
460 | self.assertEqual(called, [SyntaxError]) | |
446 | finally: |
|
461 | finally: | |
447 | # Reset the custom exception hook |
|
462 | # Reset the custom exception hook | |
448 | ip.set_custom_exc((), None) |
|
463 | ip.set_custom_exc((), None) | |
449 |
|
464 | |||
450 | def test_custom_exception(self): |
|
465 | def test_custom_exception(self): | |
451 | called = [] |
|
466 | called = [] | |
452 | def my_handler(shell, etype, value, tb, tb_offset=None): |
|
467 | def my_handler(shell, etype, value, tb, tb_offset=None): | |
453 | called.append(etype) |
|
468 | called.append(etype) | |
454 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) |
|
469 | shell.showtraceback((etype, value, tb), tb_offset=tb_offset) | |
455 |
|
470 | |||
456 | ip.set_custom_exc((ValueError,), my_handler) |
|
471 | ip.set_custom_exc((ValueError,), my_handler) | |
457 | try: |
|
472 | try: | |
458 | res = ip.run_cell("raise ValueError('test')") |
|
473 | res = ip.run_cell("raise ValueError('test')") | |
459 | # Check that this was called, and only once. |
|
474 | # Check that this was called, and only once. | |
460 | self.assertEqual(called, [ValueError]) |
|
475 | self.assertEqual(called, [ValueError]) | |
461 | # Check that the error is on the result object |
|
476 | # Check that the error is on the result object | |
462 | self.assertIsInstance(res.error_in_exec, ValueError) |
|
477 | self.assertIsInstance(res.error_in_exec, ValueError) | |
463 | finally: |
|
478 | finally: | |
464 | # Reset the custom exception hook |
|
479 | # Reset the custom exception hook | |
465 | ip.set_custom_exc((), None) |
|
480 | ip.set_custom_exc((), None) | |
466 |
|
481 | |||
467 | @mock.patch("builtins.print") |
|
482 | @mock.patch("builtins.print") | |
468 | def test_showtraceback_with_surrogates(self, mocked_print): |
|
483 | def test_showtraceback_with_surrogates(self, mocked_print): | |
469 | values = [] |
|
484 | values = [] | |
470 |
|
485 | |||
471 | def mock_print_func(value, sep=" ", end="\n", file=sys.stdout, flush=False): |
|
486 | def mock_print_func(value, sep=" ", end="\n", file=sys.stdout, flush=False): | |
472 | values.append(value) |
|
487 | values.append(value) | |
473 | if value == chr(0xD8FF): |
|
488 | if value == chr(0xD8FF): | |
474 | raise UnicodeEncodeError("utf-8", chr(0xD8FF), 0, 1, "") |
|
489 | raise UnicodeEncodeError("utf-8", chr(0xD8FF), 0, 1, "") | |
475 |
|
490 | |||
476 | # mock builtins.print |
|
491 | # mock builtins.print | |
477 | mocked_print.side_effect = mock_print_func |
|
492 | mocked_print.side_effect = mock_print_func | |
478 |
|
493 | |||
479 | # ip._showtraceback() is replaced in globalipapp.py. |
|
494 | # ip._showtraceback() is replaced in globalipapp.py. | |
480 | # Call original method to test. |
|
495 | # Call original method to test. | |
481 | interactiveshell.InteractiveShell._showtraceback(ip, None, None, chr(0xD8FF)) |
|
496 | interactiveshell.InteractiveShell._showtraceback(ip, None, None, chr(0xD8FF)) | |
482 |
|
497 | |||
483 | self.assertEqual(mocked_print.call_count, 2) |
|
498 | self.assertEqual(mocked_print.call_count, 2) | |
484 | self.assertEqual(values, [chr(0xD8FF), "\\ud8ff"]) |
|
499 | self.assertEqual(values, [chr(0xD8FF), "\\ud8ff"]) | |
485 |
|
500 | |||
486 | def test_mktempfile(self): |
|
501 | def test_mktempfile(self): | |
487 | filename = ip.mktempfile() |
|
502 | filename = ip.mktempfile() | |
488 | # Check that we can open the file again on Windows |
|
503 | # Check that we can open the file again on Windows | |
489 | with open(filename, "w", encoding="utf-8") as f: |
|
504 | with open(filename, "w", encoding="utf-8") as f: | |
490 | f.write("abc") |
|
505 | f.write("abc") | |
491 |
|
506 | |||
492 | filename = ip.mktempfile(data="blah") |
|
507 | filename = ip.mktempfile(data="blah") | |
493 | with open(filename, "r", encoding="utf-8") as f: |
|
508 | with open(filename, "r", encoding="utf-8") as f: | |
494 | self.assertEqual(f.read(), "blah") |
|
509 | self.assertEqual(f.read(), "blah") | |
495 |
|
510 | |||
496 | def test_new_main_mod(self): |
|
511 | def test_new_main_mod(self): | |
497 | # Smoketest to check that this accepts a unicode module name |
|
512 | # Smoketest to check that this accepts a unicode module name | |
498 | name = u'jiefmw' |
|
513 | name = u'jiefmw' | |
499 | mod = ip.new_main_mod(u'%s.py' % name, name) |
|
514 | mod = ip.new_main_mod(u'%s.py' % name, name) | |
500 | self.assertEqual(mod.__name__, name) |
|
515 | self.assertEqual(mod.__name__, name) | |
501 |
|
516 | |||
502 | def test_get_exception_only(self): |
|
517 | def test_get_exception_only(self): | |
503 | try: |
|
518 | try: | |
504 | raise KeyboardInterrupt |
|
519 | raise KeyboardInterrupt | |
505 | except KeyboardInterrupt: |
|
520 | except KeyboardInterrupt: | |
506 | msg = ip.get_exception_only() |
|
521 | msg = ip.get_exception_only() | |
507 | self.assertEqual(msg, 'KeyboardInterrupt\n') |
|
522 | self.assertEqual(msg, 'KeyboardInterrupt\n') | |
508 |
|
523 | |||
509 | try: |
|
524 | try: | |
510 | raise DerivedInterrupt("foo") |
|
525 | raise DerivedInterrupt("foo") | |
511 | except KeyboardInterrupt: |
|
526 | except KeyboardInterrupt: | |
512 | msg = ip.get_exception_only() |
|
527 | msg = ip.get_exception_only() | |
513 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') |
|
528 | self.assertEqual(msg, 'IPython.core.tests.test_interactiveshell.DerivedInterrupt: foo\n') | |
514 |
|
529 | |||
515 | def test_inspect_text(self): |
|
530 | def test_inspect_text(self): | |
516 | ip.run_cell('a = 5') |
|
531 | ip.run_cell('a = 5') | |
517 | text = ip.object_inspect_text('a') |
|
532 | text = ip.object_inspect_text('a') | |
518 | self.assertIsInstance(text, str) |
|
533 | self.assertIsInstance(text, str) | |
519 |
|
534 | |||
520 | def test_last_execution_result(self): |
|
535 | def test_last_execution_result(self): | |
521 | """ Check that last execution result gets set correctly (GH-10702) """ |
|
536 | """ Check that last execution result gets set correctly (GH-10702) """ | |
522 | result = ip.run_cell('a = 5; a') |
|
537 | result = ip.run_cell('a = 5; a') | |
523 | self.assertTrue(ip.last_execution_succeeded) |
|
538 | self.assertTrue(ip.last_execution_succeeded) | |
524 | self.assertEqual(ip.last_execution_result.result, 5) |
|
539 | self.assertEqual(ip.last_execution_result.result, 5) | |
525 |
|
540 | |||
526 | result = ip.run_cell('a = x_invalid_id_x') |
|
541 | result = ip.run_cell('a = x_invalid_id_x') | |
527 | self.assertFalse(ip.last_execution_succeeded) |
|
542 | self.assertFalse(ip.last_execution_succeeded) | |
528 | self.assertFalse(ip.last_execution_result.success) |
|
543 | self.assertFalse(ip.last_execution_result.success) | |
529 | self.assertIsInstance(ip.last_execution_result.error_in_exec, NameError) |
|
544 | self.assertIsInstance(ip.last_execution_result.error_in_exec, NameError) | |
530 |
|
545 | |||
531 | def test_reset_aliasing(self): |
|
546 | def test_reset_aliasing(self): | |
532 | """ Check that standard posix aliases work after %reset. """ |
|
547 | """ Check that standard posix aliases work after %reset. """ | |
533 | if os.name != 'posix': |
|
548 | if os.name != 'posix': | |
534 | return |
|
549 | return | |
535 |
|
550 | |||
536 | ip.reset() |
|
551 | ip.reset() | |
537 | for cmd in ('clear', 'more', 'less', 'man'): |
|
552 | for cmd in ('clear', 'more', 'less', 'man'): | |
538 | res = ip.run_cell('%' + cmd) |
|
553 | res = ip.run_cell('%' + cmd) | |
539 | self.assertEqual(res.success, True) |
|
554 | self.assertEqual(res.success, True) | |
540 |
|
555 | |||
541 |
|
556 | |||
542 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): |
|
557 | class TestSafeExecfileNonAsciiPath(unittest.TestCase): | |
543 |
|
558 | |||
544 | @onlyif_unicode_paths |
|
559 | @onlyif_unicode_paths | |
545 | def setUp(self): |
|
560 | def setUp(self): | |
546 | self.BASETESTDIR = tempfile.mkdtemp() |
|
561 | self.BASETESTDIR = tempfile.mkdtemp() | |
547 | self.TESTDIR = join(self.BASETESTDIR, u"åäö") |
|
562 | self.TESTDIR = join(self.BASETESTDIR, u"åäö") | |
548 | os.mkdir(self.TESTDIR) |
|
563 | os.mkdir(self.TESTDIR) | |
549 | with open( |
|
564 | with open( | |
550 | join(self.TESTDIR, "åäötestscript.py"), "w", encoding="utf-8" |
|
565 | join(self.TESTDIR, "åäötestscript.py"), "w", encoding="utf-8" | |
551 | ) as sfile: |
|
566 | ) as sfile: | |
552 | sfile.write("pass\n") |
|
567 | sfile.write("pass\n") | |
553 | self.oldpath = os.getcwd() |
|
568 | self.oldpath = os.getcwd() | |
554 | os.chdir(self.TESTDIR) |
|
569 | os.chdir(self.TESTDIR) | |
555 | self.fname = u"åäötestscript.py" |
|
570 | self.fname = u"åäötestscript.py" | |
556 |
|
571 | |||
557 | def tearDown(self): |
|
572 | def tearDown(self): | |
558 | os.chdir(self.oldpath) |
|
573 | os.chdir(self.oldpath) | |
559 | shutil.rmtree(self.BASETESTDIR) |
|
574 | shutil.rmtree(self.BASETESTDIR) | |
560 |
|
575 | |||
561 | @onlyif_unicode_paths |
|
576 | @onlyif_unicode_paths | |
562 | def test_1(self): |
|
577 | def test_1(self): | |
563 | """Test safe_execfile with non-ascii path |
|
578 | """Test safe_execfile with non-ascii path | |
564 | """ |
|
579 | """ | |
565 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) |
|
580 | ip.safe_execfile(self.fname, {}, raise_exceptions=True) | |
566 |
|
581 | |||
567 | class ExitCodeChecks(tt.TempFileMixin): |
|
582 | class ExitCodeChecks(tt.TempFileMixin): | |
568 |
|
583 | |||
569 | def setUp(self): |
|
584 | def setUp(self): | |
570 | self.system = ip.system_raw |
|
585 | self.system = ip.system_raw | |
571 |
|
586 | |||
572 | def test_exit_code_ok(self): |
|
587 | def test_exit_code_ok(self): | |
573 | self.system('exit 0') |
|
588 | self.system('exit 0') | |
574 | self.assertEqual(ip.user_ns['_exit_code'], 0) |
|
589 | self.assertEqual(ip.user_ns['_exit_code'], 0) | |
575 |
|
590 | |||
576 | def test_exit_code_error(self): |
|
591 | def test_exit_code_error(self): | |
577 | self.system('exit 1') |
|
592 | self.system('exit 1') | |
578 | self.assertEqual(ip.user_ns['_exit_code'], 1) |
|
593 | self.assertEqual(ip.user_ns['_exit_code'], 1) | |
579 |
|
594 | |||
580 | @skipif(not hasattr(signal, 'SIGALRM')) |
|
595 | @skipif(not hasattr(signal, 'SIGALRM')) | |
581 | def test_exit_code_signal(self): |
|
596 | def test_exit_code_signal(self): | |
582 | self.mktmp("import signal, time\n" |
|
597 | self.mktmp("import signal, time\n" | |
583 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" |
|
598 | "signal.setitimer(signal.ITIMER_REAL, 0.1)\n" | |
584 | "time.sleep(1)\n") |
|
599 | "time.sleep(1)\n") | |
585 | self.system("%s %s" % (sys.executable, self.fname)) |
|
600 | self.system("%s %s" % (sys.executable, self.fname)) | |
586 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) |
|
601 | self.assertEqual(ip.user_ns['_exit_code'], -signal.SIGALRM) | |
587 |
|
602 | |||
588 | @onlyif_cmds_exist("csh") |
|
603 | @onlyif_cmds_exist("csh") | |
589 | def test_exit_code_signal_csh(self): # pragma: no cover |
|
604 | def test_exit_code_signal_csh(self): # pragma: no cover | |
590 | SHELL = os.environ.get("SHELL", None) |
|
605 | SHELL = os.environ.get("SHELL", None) | |
591 | os.environ["SHELL"] = find_cmd("csh") |
|
606 | os.environ["SHELL"] = find_cmd("csh") | |
592 | try: |
|
607 | try: | |
593 | self.test_exit_code_signal() |
|
608 | self.test_exit_code_signal() | |
594 | finally: |
|
609 | finally: | |
595 | if SHELL is not None: |
|
610 | if SHELL is not None: | |
596 | os.environ['SHELL'] = SHELL |
|
611 | os.environ['SHELL'] = SHELL | |
597 | else: |
|
612 | else: | |
598 | del os.environ['SHELL'] |
|
613 | del os.environ['SHELL'] | |
599 |
|
614 | |||
600 |
|
615 | |||
601 | class TestSystemRaw(ExitCodeChecks): |
|
616 | class TestSystemRaw(ExitCodeChecks): | |
602 |
|
617 | |||
603 | def setUp(self): |
|
618 | def setUp(self): | |
604 | super().setUp() |
|
619 | super().setUp() | |
605 | self.system = ip.system_raw |
|
620 | self.system = ip.system_raw | |
606 |
|
621 | |||
607 | @onlyif_unicode_paths |
|
622 | @onlyif_unicode_paths | |
608 | def test_1(self): |
|
623 | def test_1(self): | |
609 | """Test system_raw with non-ascii cmd |
|
624 | """Test system_raw with non-ascii cmd | |
610 | """ |
|
625 | """ | |
611 | cmd = u'''python -c "'åäö'" ''' |
|
626 | cmd = u'''python -c "'åäö'" ''' | |
612 | ip.system_raw(cmd) |
|
627 | ip.system_raw(cmd) | |
613 |
|
628 | |||
614 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) |
|
629 | @mock.patch('subprocess.call', side_effect=KeyboardInterrupt) | |
615 | @mock.patch('os.system', side_effect=KeyboardInterrupt) |
|
630 | @mock.patch('os.system', side_effect=KeyboardInterrupt) | |
616 | def test_control_c(self, *mocks): |
|
631 | def test_control_c(self, *mocks): | |
617 | try: |
|
632 | try: | |
618 | self.system("sleep 1 # wont happen") |
|
633 | self.system("sleep 1 # wont happen") | |
619 | except KeyboardInterrupt: # pragma: no cove |
|
634 | except KeyboardInterrupt: # pragma: no cove | |
620 | self.fail( |
|
635 | self.fail( | |
621 | "system call should intercept " |
|
636 | "system call should intercept " | |
622 | "keyboard interrupt from subprocess.call" |
|
637 | "keyboard interrupt from subprocess.call" | |
623 | ) |
|
638 | ) | |
624 | self.assertEqual(ip.user_ns["_exit_code"], -signal.SIGINT) |
|
639 | self.assertEqual(ip.user_ns["_exit_code"], -signal.SIGINT) | |
625 |
|
640 | |||
626 | def test_magic_warnings(self): |
|
641 | def test_magic_warnings(self): | |
627 | for magic_cmd in ("pip", "conda", "cd"): |
|
642 | for magic_cmd in ("pip", "conda", "cd"): | |
628 | with self.assertWarnsRegex(Warning, "You executed the system command"): |
|
643 | with self.assertWarnsRegex(Warning, "You executed the system command"): | |
629 | ip.system_raw(magic_cmd) |
|
644 | ip.system_raw(magic_cmd) | |
630 |
|
645 | |||
631 | # TODO: Exit codes are currently ignored on Windows. |
|
646 | # TODO: Exit codes are currently ignored on Windows. | |
632 | class TestSystemPipedExitCode(ExitCodeChecks): |
|
647 | class TestSystemPipedExitCode(ExitCodeChecks): | |
633 |
|
648 | |||
634 | def setUp(self): |
|
649 | def setUp(self): | |
635 | super().setUp() |
|
650 | super().setUp() | |
636 | self.system = ip.system_piped |
|
651 | self.system = ip.system_piped | |
637 |
|
652 | |||
638 | @skip_win32 |
|
653 | @skip_win32 | |
639 | def test_exit_code_ok(self): |
|
654 | def test_exit_code_ok(self): | |
640 | ExitCodeChecks.test_exit_code_ok(self) |
|
655 | ExitCodeChecks.test_exit_code_ok(self) | |
641 |
|
656 | |||
642 | @skip_win32 |
|
657 | @skip_win32 | |
643 | def test_exit_code_error(self): |
|
658 | def test_exit_code_error(self): | |
644 | ExitCodeChecks.test_exit_code_error(self) |
|
659 | ExitCodeChecks.test_exit_code_error(self) | |
645 |
|
660 | |||
646 | @skip_win32 |
|
661 | @skip_win32 | |
647 | def test_exit_code_signal(self): |
|
662 | def test_exit_code_signal(self): | |
648 | ExitCodeChecks.test_exit_code_signal(self) |
|
663 | ExitCodeChecks.test_exit_code_signal(self) | |
649 |
|
664 | |||
650 | class TestModules(tt.TempFileMixin): |
|
665 | class TestModules(tt.TempFileMixin): | |
651 | def test_extraneous_loads(self): |
|
666 | def test_extraneous_loads(self): | |
652 | """Test we're not loading modules on startup that we shouldn't. |
|
667 | """Test we're not loading modules on startup that we shouldn't. | |
653 | """ |
|
668 | """ | |
654 | self.mktmp("import sys\n" |
|
669 | self.mktmp("import sys\n" | |
655 | "print('numpy' in sys.modules)\n" |
|
670 | "print('numpy' in sys.modules)\n" | |
656 | "print('ipyparallel' in sys.modules)\n" |
|
671 | "print('ipyparallel' in sys.modules)\n" | |
657 | "print('ipykernel' in sys.modules)\n" |
|
672 | "print('ipykernel' in sys.modules)\n" | |
658 | ) |
|
673 | ) | |
659 | out = "False\nFalse\nFalse\n" |
|
674 | out = "False\nFalse\nFalse\n" | |
660 | tt.ipexec_validate(self.fname, out) |
|
675 | tt.ipexec_validate(self.fname, out) | |
661 |
|
676 | |||
662 | class Negator(ast.NodeTransformer): |
|
677 | class Negator(ast.NodeTransformer): | |
663 | """Negates all number literals in an AST.""" |
|
678 | """Negates all number literals in an AST.""" | |
664 |
|
679 | |||
665 | # for python 3.7 and earlier |
|
680 | # for python 3.7 and earlier | |
666 | def visit_Num(self, node): |
|
681 | def visit_Num(self, node): | |
667 | node.n = -node.n |
|
682 | node.n = -node.n | |
668 | return node |
|
683 | return node | |
669 |
|
684 | |||
670 | # for python 3.8+ |
|
685 | # for python 3.8+ | |
671 | def visit_Constant(self, node): |
|
686 | def visit_Constant(self, node): | |
672 | if isinstance(node.value, int): |
|
687 | if isinstance(node.value, int): | |
673 | return self.visit_Num(node) |
|
688 | return self.visit_Num(node) | |
674 | return node |
|
689 | return node | |
675 |
|
690 | |||
676 | class TestAstTransform(unittest.TestCase): |
|
691 | class TestAstTransform(unittest.TestCase): | |
677 | def setUp(self): |
|
692 | def setUp(self): | |
678 | self.negator = Negator() |
|
693 | self.negator = Negator() | |
679 | ip.ast_transformers.append(self.negator) |
|
694 | ip.ast_transformers.append(self.negator) | |
680 |
|
695 | |||
681 | def tearDown(self): |
|
696 | def tearDown(self): | |
682 | ip.ast_transformers.remove(self.negator) |
|
697 | ip.ast_transformers.remove(self.negator) | |
683 |
|
698 | |||
684 | def test_non_int_const(self): |
|
699 | def test_non_int_const(self): | |
685 | with tt.AssertPrints("hello"): |
|
700 | with tt.AssertPrints("hello"): | |
686 | ip.run_cell('print("hello")') |
|
701 | ip.run_cell('print("hello")') | |
687 |
|
702 | |||
688 | def test_run_cell(self): |
|
703 | def test_run_cell(self): | |
689 | with tt.AssertPrints("-34"): |
|
704 | with tt.AssertPrints("-34"): | |
690 | ip.run_cell("print(12 + 22)") |
|
705 | ip.run_cell("print(12 + 22)") | |
691 |
|
706 | |||
692 | # A named reference to a number shouldn't be transformed. |
|
707 | # A named reference to a number shouldn't be transformed. | |
693 | ip.user_ns["n"] = 55 |
|
708 | ip.user_ns["n"] = 55 | |
694 | with tt.AssertNotPrints("-55"): |
|
709 | with tt.AssertNotPrints("-55"): | |
695 | ip.run_cell("print(n)") |
|
710 | ip.run_cell("print(n)") | |
696 |
|
711 | |||
697 | def test_timeit(self): |
|
712 | def test_timeit(self): | |
698 | called = set() |
|
713 | called = set() | |
699 | def f(x): |
|
714 | def f(x): | |
700 | called.add(x) |
|
715 | called.add(x) | |
701 | ip.push({'f':f}) |
|
716 | ip.push({'f':f}) | |
702 |
|
717 | |||
703 | with tt.AssertPrints("std. dev. of"): |
|
718 | with tt.AssertPrints("std. dev. of"): | |
704 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
719 | ip.run_line_magic("timeit", "-n1 f(1)") | |
705 | self.assertEqual(called, {-1}) |
|
720 | self.assertEqual(called, {-1}) | |
706 | called.clear() |
|
721 | called.clear() | |
707 |
|
722 | |||
708 | with tt.AssertPrints("std. dev. of"): |
|
723 | with tt.AssertPrints("std. dev. of"): | |
709 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
724 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
710 | self.assertEqual(called, {-2, -3}) |
|
725 | self.assertEqual(called, {-2, -3}) | |
711 |
|
726 | |||
712 | def test_time(self): |
|
727 | def test_time(self): | |
713 | called = [] |
|
728 | called = [] | |
714 | def f(x): |
|
729 | def f(x): | |
715 | called.append(x) |
|
730 | called.append(x) | |
716 | ip.push({'f':f}) |
|
731 | ip.push({'f':f}) | |
717 |
|
732 | |||
718 | # Test with an expression |
|
733 | # Test with an expression | |
719 | with tt.AssertPrints("Wall time: "): |
|
734 | with tt.AssertPrints("Wall time: "): | |
720 | ip.run_line_magic("time", "f(5+9)") |
|
735 | ip.run_line_magic("time", "f(5+9)") | |
721 | self.assertEqual(called, [-14]) |
|
736 | self.assertEqual(called, [-14]) | |
722 | called[:] = [] |
|
737 | called[:] = [] | |
723 |
|
738 | |||
724 | # Test with a statement (different code path) |
|
739 | # Test with a statement (different code path) | |
725 | with tt.AssertPrints("Wall time: "): |
|
740 | with tt.AssertPrints("Wall time: "): | |
726 | ip.run_line_magic("time", "a = f(-3 + -2)") |
|
741 | ip.run_line_magic("time", "a = f(-3 + -2)") | |
727 | self.assertEqual(called, [5]) |
|
742 | self.assertEqual(called, [5]) | |
728 |
|
743 | |||
729 | def test_macro(self): |
|
744 | def test_macro(self): | |
730 | ip.push({'a':10}) |
|
745 | ip.push({'a':10}) | |
731 | # The AST transformation makes this do a+=-1 |
|
746 | # The AST transformation makes this do a+=-1 | |
732 | ip.define_macro("amacro", "a+=1\nprint(a)") |
|
747 | ip.define_macro("amacro", "a+=1\nprint(a)") | |
733 |
|
748 | |||
734 | with tt.AssertPrints("9"): |
|
749 | with tt.AssertPrints("9"): | |
735 | ip.run_cell("amacro") |
|
750 | ip.run_cell("amacro") | |
736 | with tt.AssertPrints("8"): |
|
751 | with tt.AssertPrints("8"): | |
737 | ip.run_cell("amacro") |
|
752 | ip.run_cell("amacro") | |
738 |
|
753 | |||
739 | class TestMiscTransform(unittest.TestCase): |
|
754 | class TestMiscTransform(unittest.TestCase): | |
740 |
|
755 | |||
741 |
|
756 | |||
742 | def test_transform_only_once(self): |
|
757 | def test_transform_only_once(self): | |
743 | cleanup = 0 |
|
758 | cleanup = 0 | |
744 | line_t = 0 |
|
759 | line_t = 0 | |
745 | def count_cleanup(lines): |
|
760 | def count_cleanup(lines): | |
746 | nonlocal cleanup |
|
761 | nonlocal cleanup | |
747 | cleanup += 1 |
|
762 | cleanup += 1 | |
748 | return lines |
|
763 | return lines | |
749 |
|
764 | |||
750 | def count_line_t(lines): |
|
765 | def count_line_t(lines): | |
751 | nonlocal line_t |
|
766 | nonlocal line_t | |
752 | line_t += 1 |
|
767 | line_t += 1 | |
753 | return lines |
|
768 | return lines | |
754 |
|
769 | |||
755 | ip.input_transformer_manager.cleanup_transforms.append(count_cleanup) |
|
770 | ip.input_transformer_manager.cleanup_transforms.append(count_cleanup) | |
756 | ip.input_transformer_manager.line_transforms.append(count_line_t) |
|
771 | ip.input_transformer_manager.line_transforms.append(count_line_t) | |
757 |
|
772 | |||
758 | ip.run_cell('1') |
|
773 | ip.run_cell('1') | |
759 |
|
774 | |||
760 | assert cleanup == 1 |
|
775 | assert cleanup == 1 | |
761 | assert line_t == 1 |
|
776 | assert line_t == 1 | |
762 |
|
777 | |||
763 | class IntegerWrapper(ast.NodeTransformer): |
|
778 | class IntegerWrapper(ast.NodeTransformer): | |
764 | """Wraps all integers in a call to Integer()""" |
|
779 | """Wraps all integers in a call to Integer()""" | |
765 |
|
780 | |||
766 | # for Python 3.7 and earlier |
|
781 | # for Python 3.7 and earlier | |
767 |
|
782 | |||
768 | # for Python 3.7 and earlier |
|
783 | # for Python 3.7 and earlier | |
769 | def visit_Num(self, node): |
|
784 | def visit_Num(self, node): | |
770 | if isinstance(node.n, int): |
|
785 | if isinstance(node.n, int): | |
771 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), |
|
786 | return ast.Call(func=ast.Name(id='Integer', ctx=ast.Load()), | |
772 | args=[node], keywords=[]) |
|
787 | args=[node], keywords=[]) | |
773 | return node |
|
788 | return node | |
774 |
|
789 | |||
775 | # For Python 3.8+ |
|
790 | # For Python 3.8+ | |
776 | def visit_Constant(self, node): |
|
791 | def visit_Constant(self, node): | |
777 | if isinstance(node.value, int): |
|
792 | if isinstance(node.value, int): | |
778 | return self.visit_Num(node) |
|
793 | return self.visit_Num(node) | |
779 | return node |
|
794 | return node | |
780 |
|
795 | |||
781 |
|
796 | |||
782 | class TestAstTransform2(unittest.TestCase): |
|
797 | class TestAstTransform2(unittest.TestCase): | |
783 | def setUp(self): |
|
798 | def setUp(self): | |
784 | self.intwrapper = IntegerWrapper() |
|
799 | self.intwrapper = IntegerWrapper() | |
785 | ip.ast_transformers.append(self.intwrapper) |
|
800 | ip.ast_transformers.append(self.intwrapper) | |
786 |
|
801 | |||
787 | self.calls = [] |
|
802 | self.calls = [] | |
788 | def Integer(*args): |
|
803 | def Integer(*args): | |
789 | self.calls.append(args) |
|
804 | self.calls.append(args) | |
790 | return args |
|
805 | return args | |
791 | ip.push({"Integer": Integer}) |
|
806 | ip.push({"Integer": Integer}) | |
792 |
|
807 | |||
793 | def tearDown(self): |
|
808 | def tearDown(self): | |
794 | ip.ast_transformers.remove(self.intwrapper) |
|
809 | ip.ast_transformers.remove(self.intwrapper) | |
795 | del ip.user_ns['Integer'] |
|
810 | del ip.user_ns['Integer'] | |
796 |
|
811 | |||
797 | def test_run_cell(self): |
|
812 | def test_run_cell(self): | |
798 | ip.run_cell("n = 2") |
|
813 | ip.run_cell("n = 2") | |
799 | self.assertEqual(self.calls, [(2,)]) |
|
814 | self.assertEqual(self.calls, [(2,)]) | |
800 |
|
815 | |||
801 | # This shouldn't throw an error |
|
816 | # This shouldn't throw an error | |
802 | ip.run_cell("o = 2.0") |
|
817 | ip.run_cell("o = 2.0") | |
803 | self.assertEqual(ip.user_ns['o'], 2.0) |
|
818 | self.assertEqual(ip.user_ns['o'], 2.0) | |
804 |
|
819 | |||
805 | def test_run_cell_non_int(self): |
|
820 | def test_run_cell_non_int(self): | |
806 | ip.run_cell("n = 'a'") |
|
821 | ip.run_cell("n = 'a'") | |
807 | assert self.calls == [] |
|
822 | assert self.calls == [] | |
808 |
|
823 | |||
809 | def test_timeit(self): |
|
824 | def test_timeit(self): | |
810 | called = set() |
|
825 | called = set() | |
811 | def f(x): |
|
826 | def f(x): | |
812 | called.add(x) |
|
827 | called.add(x) | |
813 | ip.push({'f':f}) |
|
828 | ip.push({'f':f}) | |
814 |
|
829 | |||
815 | with tt.AssertPrints("std. dev. of"): |
|
830 | with tt.AssertPrints("std. dev. of"): | |
816 | ip.run_line_magic("timeit", "-n1 f(1)") |
|
831 | ip.run_line_magic("timeit", "-n1 f(1)") | |
817 | self.assertEqual(called, {(1,)}) |
|
832 | self.assertEqual(called, {(1,)}) | |
818 | called.clear() |
|
833 | called.clear() | |
819 |
|
834 | |||
820 | with tt.AssertPrints("std. dev. of"): |
|
835 | with tt.AssertPrints("std. dev. of"): | |
821 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") |
|
836 | ip.run_cell_magic("timeit", "-n1 f(2)", "f(3)") | |
822 | self.assertEqual(called, {(2,), (3,)}) |
|
837 | self.assertEqual(called, {(2,), (3,)}) | |
823 |
|
838 | |||
824 | class ErrorTransformer(ast.NodeTransformer): |
|
839 | class ErrorTransformer(ast.NodeTransformer): | |
825 | """Throws an error when it sees a number.""" |
|
840 | """Throws an error when it sees a number.""" | |
826 |
|
841 | |||
827 | def visit_Constant(self, node): |
|
842 | def visit_Constant(self, node): | |
828 | if isinstance(node.value, int): |
|
843 | if isinstance(node.value, int): | |
829 | raise ValueError("test") |
|
844 | raise ValueError("test") | |
830 | return node |
|
845 | return node | |
831 |
|
846 | |||
832 |
|
847 | |||
833 | class TestAstTransformError(unittest.TestCase): |
|
848 | class TestAstTransformError(unittest.TestCase): | |
834 | def test_unregistering(self): |
|
849 | def test_unregistering(self): | |
835 | err_transformer = ErrorTransformer() |
|
850 | err_transformer = ErrorTransformer() | |
836 | ip.ast_transformers.append(err_transformer) |
|
851 | ip.ast_transformers.append(err_transformer) | |
837 |
|
852 | |||
838 | with self.assertWarnsRegex(UserWarning, "It will be unregistered"): |
|
853 | with self.assertWarnsRegex(UserWarning, "It will be unregistered"): | |
839 | ip.run_cell("1 + 2") |
|
854 | ip.run_cell("1 + 2") | |
840 |
|
855 | |||
841 | # This should have been removed. |
|
856 | # This should have been removed. | |
842 | self.assertNotIn(err_transformer, ip.ast_transformers) |
|
857 | self.assertNotIn(err_transformer, ip.ast_transformers) | |
843 |
|
858 | |||
844 |
|
859 | |||
845 | class StringRejector(ast.NodeTransformer): |
|
860 | class StringRejector(ast.NodeTransformer): | |
846 | """Throws an InputRejected when it sees a string literal. |
|
861 | """Throws an InputRejected when it sees a string literal. | |
847 |
|
862 | |||
848 | Used to verify that NodeTransformers can signal that a piece of code should |
|
863 | Used to verify that NodeTransformers can signal that a piece of code should | |
849 | not be executed by throwing an InputRejected. |
|
864 | not be executed by throwing an InputRejected. | |
850 | """ |
|
865 | """ | |
851 |
|
866 | |||
852 | # 3.8 only |
|
867 | # 3.8 only | |
853 | def visit_Constant(self, node): |
|
868 | def visit_Constant(self, node): | |
854 | if isinstance(node.value, str): |
|
869 | if isinstance(node.value, str): | |
855 | raise InputRejected("test") |
|
870 | raise InputRejected("test") | |
856 | return node |
|
871 | return node | |
857 |
|
872 | |||
858 |
|
873 | |||
859 | class TestAstTransformInputRejection(unittest.TestCase): |
|
874 | class TestAstTransformInputRejection(unittest.TestCase): | |
860 |
|
875 | |||
861 | def setUp(self): |
|
876 | def setUp(self): | |
862 | self.transformer = StringRejector() |
|
877 | self.transformer = StringRejector() | |
863 | ip.ast_transformers.append(self.transformer) |
|
878 | ip.ast_transformers.append(self.transformer) | |
864 |
|
879 | |||
865 | def tearDown(self): |
|
880 | def tearDown(self): | |
866 | ip.ast_transformers.remove(self.transformer) |
|
881 | ip.ast_transformers.remove(self.transformer) | |
867 |
|
882 | |||
868 | def test_input_rejection(self): |
|
883 | def test_input_rejection(self): | |
869 | """Check that NodeTransformers can reject input.""" |
|
884 | """Check that NodeTransformers can reject input.""" | |
870 |
|
885 | |||
871 | expect_exception_tb = tt.AssertPrints("InputRejected: test") |
|
886 | expect_exception_tb = tt.AssertPrints("InputRejected: test") | |
872 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) |
|
887 | expect_no_cell_output = tt.AssertNotPrints("'unsafe'", suppress=False) | |
873 |
|
888 | |||
874 | # Run the same check twice to verify that the transformer is not |
|
889 | # Run the same check twice to verify that the transformer is not | |
875 | # disabled after raising. |
|
890 | # disabled after raising. | |
876 | with expect_exception_tb, expect_no_cell_output: |
|
891 | with expect_exception_tb, expect_no_cell_output: | |
877 | ip.run_cell("'unsafe'") |
|
892 | ip.run_cell("'unsafe'") | |
878 |
|
893 | |||
879 | with expect_exception_tb, expect_no_cell_output: |
|
894 | with expect_exception_tb, expect_no_cell_output: | |
880 | res = ip.run_cell("'unsafe'") |
|
895 | res = ip.run_cell("'unsafe'") | |
881 |
|
896 | |||
882 | self.assertIsInstance(res.error_before_exec, InputRejected) |
|
897 | self.assertIsInstance(res.error_before_exec, InputRejected) | |
883 |
|
898 | |||
884 | def test__IPYTHON__(): |
|
899 | def test__IPYTHON__(): | |
885 | # This shouldn't raise a NameError, that's all |
|
900 | # This shouldn't raise a NameError, that's all | |
886 | __IPYTHON__ |
|
901 | __IPYTHON__ | |
887 |
|
902 | |||
888 |
|
903 | |||
889 | class DummyRepr(object): |
|
904 | class DummyRepr(object): | |
890 | def __repr__(self): |
|
905 | def __repr__(self): | |
891 | return "DummyRepr" |
|
906 | return "DummyRepr" | |
892 |
|
907 | |||
893 | def _repr_html_(self): |
|
908 | def _repr_html_(self): | |
894 | return "<b>dummy</b>" |
|
909 | return "<b>dummy</b>" | |
895 |
|
910 | |||
896 | def _repr_javascript_(self): |
|
911 | def _repr_javascript_(self): | |
897 | return "console.log('hi');", {'key': 'value'} |
|
912 | return "console.log('hi');", {'key': 'value'} | |
898 |
|
913 | |||
899 |
|
914 | |||
900 | def test_user_variables(): |
|
915 | def test_user_variables(): | |
901 | # enable all formatters |
|
916 | # enable all formatters | |
902 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
917 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
903 |
|
918 | |||
904 | ip.user_ns['dummy'] = d = DummyRepr() |
|
919 | ip.user_ns['dummy'] = d = DummyRepr() | |
905 | keys = {'dummy', 'doesnotexist'} |
|
920 | keys = {'dummy', 'doesnotexist'} | |
906 | r = ip.user_expressions({ key:key for key in keys}) |
|
921 | r = ip.user_expressions({ key:key for key in keys}) | |
907 |
|
922 | |||
908 | assert keys == set(r.keys()) |
|
923 | assert keys == set(r.keys()) | |
909 | dummy = r["dummy"] |
|
924 | dummy = r["dummy"] | |
910 | assert {"status", "data", "metadata"} == set(dummy.keys()) |
|
925 | assert {"status", "data", "metadata"} == set(dummy.keys()) | |
911 | assert dummy["status"] == "ok" |
|
926 | assert dummy["status"] == "ok" | |
912 | data = dummy["data"] |
|
927 | data = dummy["data"] | |
913 | metadata = dummy["metadata"] |
|
928 | metadata = dummy["metadata"] | |
914 | assert data.get("text/html") == d._repr_html_() |
|
929 | assert data.get("text/html") == d._repr_html_() | |
915 | js, jsmd = d._repr_javascript_() |
|
930 | js, jsmd = d._repr_javascript_() | |
916 | assert data.get("application/javascript") == js |
|
931 | assert data.get("application/javascript") == js | |
917 | assert metadata.get("application/javascript") == jsmd |
|
932 | assert metadata.get("application/javascript") == jsmd | |
918 |
|
933 | |||
919 | dne = r["doesnotexist"] |
|
934 | dne = r["doesnotexist"] | |
920 | assert dne["status"] == "error" |
|
935 | assert dne["status"] == "error" | |
921 | assert dne["ename"] == "NameError" |
|
936 | assert dne["ename"] == "NameError" | |
922 |
|
937 | |||
923 | # back to text only |
|
938 | # back to text only | |
924 | ip.display_formatter.active_types = ['text/plain'] |
|
939 | ip.display_formatter.active_types = ['text/plain'] | |
925 |
|
940 | |||
926 | def test_user_expression(): |
|
941 | def test_user_expression(): | |
927 | # enable all formatters |
|
942 | # enable all formatters | |
928 | ip.display_formatter.active_types = ip.display_formatter.format_types |
|
943 | ip.display_formatter.active_types = ip.display_formatter.format_types | |
929 | query = { |
|
944 | query = { | |
930 | 'a' : '1 + 2', |
|
945 | 'a' : '1 + 2', | |
931 | 'b' : '1/0', |
|
946 | 'b' : '1/0', | |
932 | } |
|
947 | } | |
933 | r = ip.user_expressions(query) |
|
948 | r = ip.user_expressions(query) | |
934 | import pprint |
|
949 | import pprint | |
935 | pprint.pprint(r) |
|
950 | pprint.pprint(r) | |
936 | assert set(r.keys()) == set(query.keys()) |
|
951 | assert set(r.keys()) == set(query.keys()) | |
937 | a = r["a"] |
|
952 | a = r["a"] | |
938 | assert {"status", "data", "metadata"} == set(a.keys()) |
|
953 | assert {"status", "data", "metadata"} == set(a.keys()) | |
939 | assert a["status"] == "ok" |
|
954 | assert a["status"] == "ok" | |
940 | data = a["data"] |
|
955 | data = a["data"] | |
941 | metadata = a["metadata"] |
|
956 | metadata = a["metadata"] | |
942 | assert data.get("text/plain") == "3" |
|
957 | assert data.get("text/plain") == "3" | |
943 |
|
958 | |||
944 | b = r["b"] |
|
959 | b = r["b"] | |
945 | assert b["status"] == "error" |
|
960 | assert b["status"] == "error" | |
946 | assert b["ename"] == "ZeroDivisionError" |
|
961 | assert b["ename"] == "ZeroDivisionError" | |
947 |
|
962 | |||
948 | # back to text only |
|
963 | # back to text only | |
949 | ip.display_formatter.active_types = ['text/plain'] |
|
964 | ip.display_formatter.active_types = ['text/plain'] | |
950 |
|
965 | |||
951 |
|
966 | |||
952 | class TestSyntaxErrorTransformer(unittest.TestCase): |
|
967 | class TestSyntaxErrorTransformer(unittest.TestCase): | |
953 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" |
|
968 | """Check that SyntaxError raised by an input transformer is handled by run_cell()""" | |
954 |
|
969 | |||
955 | @staticmethod |
|
970 | @staticmethod | |
956 | def transformer(lines): |
|
971 | def transformer(lines): | |
957 | for line in lines: |
|
972 | for line in lines: | |
958 | pos = line.find('syntaxerror') |
|
973 | pos = line.find('syntaxerror') | |
959 | if pos >= 0: |
|
974 | if pos >= 0: | |
960 | e = SyntaxError('input contains "syntaxerror"') |
|
975 | e = SyntaxError('input contains "syntaxerror"') | |
961 | e.text = line |
|
976 | e.text = line | |
962 | e.offset = pos + 1 |
|
977 | e.offset = pos + 1 | |
963 | raise e |
|
978 | raise e | |
964 | return lines |
|
979 | return lines | |
965 |
|
980 | |||
966 | def setUp(self): |
|
981 | def setUp(self): | |
967 | ip.input_transformers_post.append(self.transformer) |
|
982 | ip.input_transformers_post.append(self.transformer) | |
968 |
|
983 | |||
969 | def tearDown(self): |
|
984 | def tearDown(self): | |
970 | ip.input_transformers_post.remove(self.transformer) |
|
985 | ip.input_transformers_post.remove(self.transformer) | |
971 |
|
986 | |||
972 | def test_syntaxerror_input_transformer(self): |
|
987 | def test_syntaxerror_input_transformer(self): | |
973 | with tt.AssertPrints('1234'): |
|
988 | with tt.AssertPrints('1234'): | |
974 | ip.run_cell('1234') |
|
989 | ip.run_cell('1234') | |
975 | with tt.AssertPrints('SyntaxError: invalid syntax'): |
|
990 | with tt.AssertPrints('SyntaxError: invalid syntax'): | |
976 | ip.run_cell('1 2 3') # plain python syntax error |
|
991 | ip.run_cell('1 2 3') # plain python syntax error | |
977 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): |
|
992 | with tt.AssertPrints('SyntaxError: input contains "syntaxerror"'): | |
978 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error |
|
993 | ip.run_cell('2345 # syntaxerror') # input transformer syntax error | |
979 | with tt.AssertPrints('3456'): |
|
994 | with tt.AssertPrints('3456'): | |
980 | ip.run_cell('3456') |
|
995 | ip.run_cell('3456') | |
981 |
|
996 | |||
982 |
|
997 | |||
983 | class TestWarningSuppression(unittest.TestCase): |
|
998 | class TestWarningSuppression(unittest.TestCase): | |
984 | def test_warning_suppression(self): |
|
999 | def test_warning_suppression(self): | |
985 | ip.run_cell("import warnings") |
|
1000 | ip.run_cell("import warnings") | |
986 | try: |
|
1001 | try: | |
987 | with self.assertWarnsRegex(UserWarning, "asdf"): |
|
1002 | with self.assertWarnsRegex(UserWarning, "asdf"): | |
988 | ip.run_cell("warnings.warn('asdf')") |
|
1003 | ip.run_cell("warnings.warn('asdf')") | |
989 | # Here's the real test -- if we run that again, we should get the |
|
1004 | # Here's the real test -- if we run that again, we should get the | |
990 | # warning again. Traditionally, each warning was only issued once per |
|
1005 | # warning again. Traditionally, each warning was only issued once per | |
991 | # IPython session (approximately), even if the user typed in new and |
|
1006 | # IPython session (approximately), even if the user typed in new and | |
992 | # different code that should have also triggered the warning, leading |
|
1007 | # different code that should have also triggered the warning, leading | |
993 | # to much confusion. |
|
1008 | # to much confusion. | |
994 | with self.assertWarnsRegex(UserWarning, "asdf"): |
|
1009 | with self.assertWarnsRegex(UserWarning, "asdf"): | |
995 | ip.run_cell("warnings.warn('asdf')") |
|
1010 | ip.run_cell("warnings.warn('asdf')") | |
996 | finally: |
|
1011 | finally: | |
997 | ip.run_cell("del warnings") |
|
1012 | ip.run_cell("del warnings") | |
998 |
|
1013 | |||
999 |
|
1014 | |||
1000 | def test_deprecation_warning(self): |
|
1015 | def test_deprecation_warning(self): | |
1001 | ip.run_cell(""" |
|
1016 | ip.run_cell(""" | |
1002 | import warnings |
|
1017 | import warnings | |
1003 | def wrn(): |
|
1018 | def wrn(): | |
1004 | warnings.warn( |
|
1019 | warnings.warn( | |
1005 | "I AM A WARNING", |
|
1020 | "I AM A WARNING", | |
1006 | DeprecationWarning |
|
1021 | DeprecationWarning | |
1007 | ) |
|
1022 | ) | |
1008 | """) |
|
1023 | """) | |
1009 | try: |
|
1024 | try: | |
1010 | with self.assertWarnsRegex(DeprecationWarning, "I AM A WARNING"): |
|
1025 | with self.assertWarnsRegex(DeprecationWarning, "I AM A WARNING"): | |
1011 | ip.run_cell("wrn()") |
|
1026 | ip.run_cell("wrn()") | |
1012 | finally: |
|
1027 | finally: | |
1013 | ip.run_cell("del warnings") |
|
1028 | ip.run_cell("del warnings") | |
1014 | ip.run_cell("del wrn") |
|
1029 | ip.run_cell("del wrn") | |
1015 |
|
1030 | |||
1016 |
|
1031 | |||
1017 | class TestImportNoDeprecate(tt.TempFileMixin): |
|
1032 | class TestImportNoDeprecate(tt.TempFileMixin): | |
1018 |
|
1033 | |||
1019 | def setUp(self): |
|
1034 | def setUp(self): | |
1020 | """Make a valid python temp file.""" |
|
1035 | """Make a valid python temp file.""" | |
1021 | self.mktmp(""" |
|
1036 | self.mktmp(""" | |
1022 | import warnings |
|
1037 | import warnings | |
1023 | def wrn(): |
|
1038 | def wrn(): | |
1024 | warnings.warn( |
|
1039 | warnings.warn( | |
1025 | "I AM A WARNING", |
|
1040 | "I AM A WARNING", | |
1026 | DeprecationWarning |
|
1041 | DeprecationWarning | |
1027 | ) |
|
1042 | ) | |
1028 | """) |
|
1043 | """) | |
1029 | super().setUp() |
|
1044 | super().setUp() | |
1030 |
|
1045 | |||
1031 | def test_no_dep(self): |
|
1046 | def test_no_dep(self): | |
1032 | """ |
|
1047 | """ | |
1033 | No deprecation warning should be raised from imported functions |
|
1048 | No deprecation warning should be raised from imported functions | |
1034 | """ |
|
1049 | """ | |
1035 | ip.run_cell("from {} import wrn".format(self.fname)) |
|
1050 | ip.run_cell("from {} import wrn".format(self.fname)) | |
1036 |
|
1051 | |||
1037 | with tt.AssertNotPrints("I AM A WARNING"): |
|
1052 | with tt.AssertNotPrints("I AM A WARNING"): | |
1038 | ip.run_cell("wrn()") |
|
1053 | ip.run_cell("wrn()") | |
1039 | ip.run_cell("del wrn") |
|
1054 | ip.run_cell("del wrn") | |
1040 |
|
1055 | |||
1041 |
|
1056 | |||
1042 | def test_custom_exc_count(): |
|
1057 | def test_custom_exc_count(): | |
1043 | hook = mock.Mock(return_value=None) |
|
1058 | hook = mock.Mock(return_value=None) | |
1044 | ip.set_custom_exc((SyntaxError,), hook) |
|
1059 | ip.set_custom_exc((SyntaxError,), hook) | |
1045 | before = ip.execution_count |
|
1060 | before = ip.execution_count | |
1046 | ip.run_cell("def foo()", store_history=True) |
|
1061 | ip.run_cell("def foo()", store_history=True) | |
1047 | # restore default excepthook |
|
1062 | # restore default excepthook | |
1048 | ip.set_custom_exc((), None) |
|
1063 | ip.set_custom_exc((), None) | |
1049 | assert hook.call_count == 1 |
|
1064 | assert hook.call_count == 1 | |
1050 | assert ip.execution_count == before + 1 |
|
1065 | assert ip.execution_count == before + 1 | |
1051 |
|
1066 | |||
1052 |
|
1067 | |||
1053 | def test_run_cell_async(): |
|
1068 | def test_run_cell_async(): | |
1054 | ip.run_cell("import asyncio") |
|
1069 | ip.run_cell("import asyncio") | |
1055 | coro = ip.run_cell_async("await asyncio.sleep(0.01)\n5") |
|
1070 | coro = ip.run_cell_async("await asyncio.sleep(0.01)\n5") | |
1056 | assert asyncio.iscoroutine(coro) |
|
1071 | assert asyncio.iscoroutine(coro) | |
1057 | loop = asyncio.new_event_loop() |
|
1072 | loop = asyncio.new_event_loop() | |
1058 | result = loop.run_until_complete(coro) |
|
1073 | result = loop.run_until_complete(coro) | |
1059 | assert isinstance(result, interactiveshell.ExecutionResult) |
|
1074 | assert isinstance(result, interactiveshell.ExecutionResult) | |
1060 | assert result.result == 5 |
|
1075 | assert result.result == 5 | |
1061 |
|
1076 | |||
1062 |
|
1077 | |||
1063 | def test_run_cell_await(): |
|
1078 | def test_run_cell_await(): | |
1064 | ip.run_cell("import asyncio") |
|
1079 | ip.run_cell("import asyncio") | |
1065 | result = ip.run_cell("await asyncio.sleep(0.01); 10") |
|
1080 | result = ip.run_cell("await asyncio.sleep(0.01); 10") | |
1066 | assert ip.user_ns["_"] == 10 |
|
1081 | assert ip.user_ns["_"] == 10 | |
1067 |
|
1082 | |||
1068 |
|
1083 | |||
1069 | def test_run_cell_asyncio_run(): |
|
1084 | def test_run_cell_asyncio_run(): | |
1070 | ip.run_cell("import asyncio") |
|
1085 | ip.run_cell("import asyncio") | |
1071 | result = ip.run_cell("await asyncio.sleep(0.01); 1") |
|
1086 | result = ip.run_cell("await asyncio.sleep(0.01); 1") | |
1072 | assert ip.user_ns["_"] == 1 |
|
1087 | assert ip.user_ns["_"] == 1 | |
1073 | result = ip.run_cell("asyncio.run(asyncio.sleep(0.01)); 2") |
|
1088 | result = ip.run_cell("asyncio.run(asyncio.sleep(0.01)); 2") | |
1074 | assert ip.user_ns["_"] == 2 |
|
1089 | assert ip.user_ns["_"] == 2 | |
1075 | result = ip.run_cell("await asyncio.sleep(0.01); 3") |
|
1090 | result = ip.run_cell("await asyncio.sleep(0.01); 3") | |
1076 | assert ip.user_ns["_"] == 3 |
|
1091 | assert ip.user_ns["_"] == 3 | |
1077 |
|
1092 | |||
1078 |
|
1093 | |||
1079 | def test_should_run_async(): |
|
1094 | def test_should_run_async(): | |
1080 | assert not ip.should_run_async("a = 5") |
|
1095 | assert not ip.should_run_async("a = 5") | |
1081 | assert ip.should_run_async("await x") |
|
1096 | assert ip.should_run_async("await x") | |
1082 | assert ip.should_run_async("import asyncio; await asyncio.sleep(1)") |
|
1097 | assert ip.should_run_async("import asyncio; await asyncio.sleep(1)") | |
1083 |
|
1098 | |||
1084 |
|
1099 | |||
1085 | def test_set_custom_completer(): |
|
1100 | def test_set_custom_completer(): | |
1086 | num_completers = len(ip.Completer.matchers) |
|
1101 | num_completers = len(ip.Completer.matchers) | |
1087 |
|
1102 | |||
1088 | def foo(*args, **kwargs): |
|
1103 | def foo(*args, **kwargs): | |
1089 | return "I'm a completer!" |
|
1104 | return "I'm a completer!" | |
1090 |
|
1105 | |||
1091 | ip.set_custom_completer(foo, 0) |
|
1106 | ip.set_custom_completer(foo, 0) | |
1092 |
|
1107 | |||
1093 | # check that we've really added a new completer |
|
1108 | # check that we've really added a new completer | |
1094 | assert len(ip.Completer.matchers) == num_completers + 1 |
|
1109 | assert len(ip.Completer.matchers) == num_completers + 1 | |
1095 |
|
1110 | |||
1096 | # check that the first completer is the function we defined |
|
1111 | # check that the first completer is the function we defined | |
1097 | assert ip.Completer.matchers[0]() == "I'm a completer!" |
|
1112 | assert ip.Completer.matchers[0]() == "I'm a completer!" | |
1098 |
|
1113 | |||
1099 | # clean up |
|
1114 | # clean up | |
1100 | ip.Completer.custom_matchers.pop() |
|
1115 | ip.Completer.custom_matchers.pop() |
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