##// END OF EJS Templates
fix formatting
jakkdl -
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@@ -1,109 +1,112 b''
1 import unittest
1 import unittest
2 import re
2 import re
3 from IPython.utils.capture import capture_output
3 from IPython.utils.capture import capture_output
4 import sys
4 import sys
5 import pytest
5 import pytest
6 from tempfile import TemporaryDirectory
6 from tempfile import TemporaryDirectory
7 from IPython.testing import tools as tt
7 from IPython.testing import tools as tt
8
8
9
9 def _exceptiongroup_common(
10 def _exceptiongroup_common(
10 outer_chain: str,
11 outer_chain: str,
11 inner_chain: str,
12 inner_chain: str,
12 native: bool,
13 native: bool,
13 ) -> None:
14 ) -> None:
14 pre_raise = "exceptiongroup." if not native else ""
15 pre_raise = "exceptiongroup." if not native else ""
15 pre_catch = pre_raise if sys.version_info < (3, 11) else ""
16 pre_catch = pre_raise if sys.version_info < (3, 11) else ""
16 filestr = f"""
17 filestr = f"""
17 {"import exceptiongroup" if not native else ""}
18 {"import exceptiongroup" if not native else ""}
18 import pytest
19 import pytest
19
20
20 def f(): raise ValueError("From f()")
21 def f(): raise ValueError("From f()")
21 def g(): raise BaseException("From g()")
22 def g(): raise BaseException("From g()")
22
23
23 def inner(inner_chain):
24 def inner(inner_chain):
24 excs = []
25 excs = []
25 for callback in [f, g]:
26 for callback in [f, g]:
26 try:
27 try:
27 callback()
28 callback()
28 except BaseException as err:
29 except BaseException as err:
29 excs.append(err)
30 excs.append(err)
30 if excs:
31 if excs:
31 if inner_chain == "none":
32 if inner_chain == "none":
32 raise {pre_raise}BaseExceptionGroup("Oops", excs)
33 raise {pre_raise}BaseExceptionGroup("Oops", excs)
33 try:
34 try:
34 raise SyntaxError()
35 raise SyntaxError()
35 except SyntaxError as e:
36 except SyntaxError as e:
36 if inner_chain == "from":
37 if inner_chain == "from":
37 raise {pre_raise}BaseExceptionGroup("Oops", excs) from e
38 raise {pre_raise}BaseExceptionGroup("Oops", excs) from e
38 else:
39 else:
39 raise {pre_raise}BaseExceptionGroup("Oops", excs)
40 raise {pre_raise}BaseExceptionGroup("Oops", excs)
40
41
41 def outer(outer_chain, inner_chain):
42 def outer(outer_chain, inner_chain):
42 try:
43 try:
43 inner(inner_chain)
44 inner(inner_chain)
44 except {pre_catch}BaseExceptionGroup as e:
45 except {pre_catch}BaseExceptionGroup as e:
45 if outer_chain == "none":
46 if outer_chain == "none":
46 raise
47 raise
47 if outer_chain == "from":
48 if outer_chain == "from":
48 raise IndexError() from e
49 raise IndexError() from e
49 else:
50 else:
50 raise IndexError
51 raise IndexError
51
52
52
53
53 outer("{outer_chain}", "{inner_chain}")
54 outer("{outer_chain}", "{inner_chain}")
54 """
55 """
55 with capture_output() as cap:
56 with capture_output() as cap:
56 ip.run_cell(filestr)
57 ip.run_cell(filestr)
57
58
58 match_lines = []
59 match_lines = []
59 if inner_chain == "another":
60 if inner_chain == "another":
60 match_lines += [
61 match_lines += [
61 "During handling of the above exception, another exception occurred:",
62 "During handling of the above exception, another exception occurred:",
62 ]
63 ]
63 elif inner_chain == 'from':
64 elif inner_chain == "from":
64 match_lines += [
65 match_lines += [
65 "The above exception was the direct cause of the following exception:",
66 "The above exception was the direct cause of the following exception:",
66 ]
67 ]
67
68
68 match_lines += [
69 match_lines += [
69 " + Exception Group Traceback (most recent call last):",
70 " + Exception Group Traceback (most recent call last):",
70 f" | {pre_catch}BaseExceptionGroup: Oops (2 sub-exceptions)",
71 f" | {pre_catch}BaseExceptionGroup: Oops (2 sub-exceptions)",
71 " | ValueError: From f()",
72 " | ValueError: From f()",
72 " | BaseException: From g()",
73 " | BaseException: From g()",
73 ]
74 ]
74
75
75 if outer_chain == "another":
76 if outer_chain == "another":
76 match_lines += [
77 match_lines += [
77 "During handling of the above exception, another exception occurred:",
78 "During handling of the above exception, another exception occurred:",
78 "IndexError",
79 "IndexError",
79 ]
80 ]
80 elif outer_chain == "from":
81 elif outer_chain == "from":
81 match_lines += [
82 match_lines += [
82 "The above exception was the direct cause of the following exception:",
83 "The above exception was the direct cause of the following exception:",
83 "IndexError",
84 "IndexError",
84 ]
85 ]
85
86
86 error_lines = cap.stderr.split("\n")
87 error_lines = cap.stderr.split("\n")
87
88
88 err_index = match_index = 0
89 err_index = match_index = 0
89 for expected in match_lines:
90 for expected in match_lines:
90 for i,actual in enumerate(error_lines):
91 for i, actual in enumerate(error_lines):
91 if actual == expected:
92 if actual == expected:
92 error_lines = error_lines[i+1:]
93 error_lines = error_lines[i + 1 :]
93 break
94 break
94 else:
95 else:
95 assert False, f'{expected} not found in cap.stderr'
96 assert False, f"{expected} not found in cap.stderr"
97
96
98
97 @pytest.mark.skipif(
99 @pytest.mark.skipif(
98 sys.version_info < (3, 11), reason="Native ExceptionGroup not implemented"
100 sys.version_info < (3, 11), reason="Native ExceptionGroup not implemented"
99 )
101 )
100 @pytest.mark.parametrize("outer_chain", ["none", "from", "another"])
102 @pytest.mark.parametrize("outer_chain", ["none", "from", "another"])
101 @pytest.mark.parametrize("inner_chain", ["none", "from", "another"])
103 @pytest.mark.parametrize("inner_chain", ["none", "from", "another"])
102 def test_native_exceptiongroup(outer_chain, inner_chain) -> None:
104 def test_native_exceptiongroup(outer_chain, inner_chain) -> None:
103 _exceptiongroup_common(outer_chain, inner_chain, native=True)
105 _exceptiongroup_common(outer_chain, inner_chain, native=True)
104
106
107
105 @pytest.mark.parametrize("outer_chain", ["none", "from", "another"])
108 @pytest.mark.parametrize("outer_chain", ["none", "from", "another"])
106 @pytest.mark.parametrize("inner_chain", ["none", "from", "another"])
109 @pytest.mark.parametrize("inner_chain", ["none", "from", "another"])
107 def test_native_exceptiongroup(outer_chain, inner_chain) -> None:
110 def test_native_exceptiongroup(outer_chain, inner_chain) -> None:
108 pytest.importorskip("exceptiongroup")
111 pytest.importorskip("exceptiongroup")
109 _exceptiongroup_common(outer_chain, inner_chain, native=False)
112 _exceptiongroup_common(outer_chain, inner_chain, native=False)
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