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import os
import pathlib
import shutil
try:
from mypy.version import __version__ as _mypy_version_str
except ImportError:
_mypy_version = None
else:
_mypy_version = tuple(int(x) for x in _mypy_version_str.split("."))
from sqlalchemy import testing
from sqlalchemy.testing import eq_
from sqlalchemy.testing import fixtures
def _incremental_dirs():
path = os.path.join(os.path.dirname(__file__), "incremental")
files = []
for d in os.listdir(path):
if os.path.isdir(os.path.join(path, d)):
files.append(
os.path.join(os.path.dirname(__file__), "incremental", d)
)
for extra_dir in testing.config.options.mypy_extra_test_paths:
if extra_dir and os.path.isdir(extra_dir):
for d in os.listdir(os.path.join(extra_dir, "incremental")):
if os.path.isdir(os.path.join(path, d)):
files.append(os.path.join(extra_dir, "incremental", d))
return files
def _mypy_missing_or_incompatible():
return not _mypy_version or _mypy_version > (1, 10, 1)
class MypyPluginTest(fixtures.MypyTest):
@testing.skip_if(
_mypy_missing_or_incompatible,
"Mypy must be present and compatible (<= 1.10.1)",
)
@testing.combinations(
*[
(pathlib.Path(pathname).name, pathname)
for pathname in _incremental_dirs()
],
argnames="pathname",
id_="ia",
)
@testing.requires.patch_library
def test_incremental(self, mypy_runner, per_func_cachedir, pathname):
import patch
cachedir = per_func_cachedir
dest = os.path.join(cachedir, "mymodel")
os.mkdir(dest)
patches = set()
print("incremental test: %s" % pathname)
for fname in os.listdir(pathname):
if fname.endswith(".py"):
shutil.copy(
os.path.join(pathname, fname), os.path.join(dest, fname)
)
print("copying to: %s" % os.path.join(dest, fname))
elif fname.endswith(".testpatch"):
patches.add(fname)
for patchfile in [None] + sorted(patches):
if patchfile is not None:
print("Applying patchfile %s" % patchfile)
patch_obj = patch.fromfile(os.path.join(pathname, patchfile))
assert patch_obj.apply(1, dest), (
"pathfile %s failed" % patchfile
)
print("running mypy against %s" % dest)
result = mypy_runner(
dest,
use_plugin=True,
use_cachedir=cachedir,
)
eq_(
result[2],
0,
msg="Failure after applying patch %s: %s"
% (patchfile, result[0]),
)
@testing.skip_if(
_mypy_missing_or_incompatible,
"Mypy must be present and compatible (<= 1.10.1)",
)
@testing.combinations(
*(
(os.path.basename(path), path, True)
for path in fixtures.MypyTest.file_combinations("plugin_files")
),
argnames="path",
id_="ia",
)
def test_plugin_files(self, mypy_typecheck_file, path):
mypy_typecheck_file(path, use_plugin=True)
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