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Add a mypy self test (#4337)

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Co-authored-by: Shantanu <hauntsaninja@users.noreply.github.com>
Co-authored-by: hauntsaninja <>
This commit is contained in:
Sebastian Rittau
2020-10-25 02:58:04 +02:00
committed by GitHub
parent 820cc11256
commit 0583738a41
4 changed files with 70 additions and 14 deletions
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37
tests/mypy_selftest.py
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@@ -1,28 +1,39 @@
#!/usr/bin/env python3
"""Script to run mypy's test suite against this version of typeshed."""
"""Script to run mypy against its own code base."""
from pathlib import Path
import shutil
import subprocess
import sys
import tempfile
MYPY_VERSION = "0.790"
if __name__ == '__main__':
if __name__ == "__main__":
with tempfile.TemporaryDirectory() as tempdir:
dirpath = Path(tempdir)
subprocess.run(['python2.7', '-m', 'pip', 'install', '--user', 'typing'], check=True)
subprocess.run(['git', 'clone', '--depth', '1', 'git://github.com/python/mypy',
str(dirpath / 'mypy')], check=True)
subprocess.run([sys.executable, '-m', 'pip', 'install', '-U', '-r',
str(dirpath / 'mypy/test-requirements.txt')], check=True)
shutil.copytree('stdlib', str(dirpath / 'mypy/mypy/typeshed/stdlib'))
shutil.copytree('third_party', str(dirpath / 'mypy/mypy/typeshed/third_party'))
subprocess.run(
["git", "clone", "--depth", "1", "git://github.com/python/mypy", str(dirpath)],
check=True,
)
try:
subprocess.run(['pytest', '-n12'], cwd=str(dirpath / 'mypy'), check=True)
subprocess.run([sys.executable, "-m", "pip", "install", f"mypy=={MYPY_VERSION}"], check=True)
subprocess.run([sys.executable, "-m", "pip", "install", "-r", dirpath / "test-requirements.txt"], check=True)
subprocess.run(
[
"mypy",
"--config-file",
dirpath / "mypy_self_check.ini",
"--custom-typeshed-dir",
".",
dirpath / "mypy",
dirpath / "mypyc",
],
check=True,
)
except subprocess.CalledProcessError as e:
print('mypy tests failed', file=sys.stderr)
print("mypy self test failed", file=sys.stderr)
sys.exit(e.returncode)
else:
print('mypy tests succeeded', file=sys.stderr)
print("mypy self test succeeded", file=sys.stderr)
sys.exit(0)