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short circuit on ast error before tokenization error

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Anthony Sottile 2021-04-18 10:04:13 -07:00
parent 645cd71f57
commit 456e98486e
6 changed files with 47 additions and 94 deletions
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16
tests/integration/test_main.py
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@ -1,6 +1,7 @@
"""Integration tests for the main entrypoint of flake8."""
import json
import os
import sys
from unittest import mock
import pytest
@ -186,8 +187,15 @@ def test_tokenization_error_but_not_syntax_error(tmpdir, capsys):
tmpdir.join("t.py").write("b'foo' \\\n")
_call_main(["t.py"], retv=1)
if hasattr(sys, "pypy_version_info"): # pragma: no cover (pypy)
expected = "t.py:2:1: E999 SyntaxError: end of file (EOF) in multi-line statement\n" # noqa: E501
elif sys.version_info < (3, 8): # pragma: no cover (<cp38)
expected = "t.py:2:1: E902 TokenError: EOF in multi-line statement\n"
else: # pragma: no cover (cp38+)
expected = "t.py:1:8: E999 SyntaxError: unexpected EOF while parsing\n"
out, err = capsys.readouterr()
assert out == "t.py:1:1: E902 TokenError: EOF in multi-line statement\n"
assert out == expected
assert err == ""
@ -197,8 +205,12 @@ def test_tokenization_error_is_a_syntax_error(tmpdir, capsys):
tmpdir.join("t.py").write("if True:\n pass\n pass\n")
_call_main(["t.py"], retv=1)
if hasattr(sys, "pypy_version_info"): # pragma: no cover (pypy)
expected = "t.py:3:2: E999 IndentationError: unindent does not match any outer indentation level\n" # noqa: E501
else: # pragma: no cover (cpython)
expected = "t.py:3:5: E999 IndentationError: unindent does not match any outer indentation level\n" # noqa: E501
out, err = capsys.readouterr()
expected = "t.py:1:1: E902 IndentationError: unindent does not match any outer indentation level\n" # noqa: E501
assert out == expected
assert err == ""