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import os
import sys
import sh
import textwrap
from typing import List
from unittest import mock
from zipfile import ZipFile
def walk_to_root(path: str):
last_dir = None
current_dir = path
while last_dir != current_dir:
yield current_dir
(parent_dir, _) = os.path.split(current_dir)
last_dir, current_dir = current_dir, parent_dir
class FileToAdd:
def __init__(self, content: str, path: str):
self.content = content
self.path = path
def setup_zipfile(path, files: List[FileToAdd]):
zip_file_path = path / "test.zip"
dirs_init_py_added_to = set()
with ZipFile(zip_file_path, "w") as zip:
for f in files:
zip.writestr(data=f.content, zinfo_or_arcname=f.path)
for dir in walk_to_root(os.path.dirname(f.path)):
if dir not in dirs_init_py_added_to:
print(os.path.join(dir, "__init__.py"))
zip.writestr(
data="", zinfo_or_arcname=os.path.join(dir, "__init__.py")
)
dirs_init_py_added_to.add(dir)
return zip_file_path
@mock.patch.object(sys, "path", list(sys.path))
def test_load_dotenv_gracefully_handles_zip_imports_when_no_env_file(tmp_path):
zip_file_path = setup_zipfile(
tmp_path,
[
FileToAdd(
content=textwrap.dedent(
"""
from dotenv import load_dotenv
load_dotenv()
"""
),
path="child1/child2/test.py",
),
],
)
# Should run without an error
sys.path.append(str(zip_file_path))
import child1.child2.test # noqa
def test_load_dotenv_outside_zip_file_when_called_in_zipfile(tmp_path):
zip_file_path = setup_zipfile(
tmp_path,
[
FileToAdd(
content=textwrap.dedent(
"""
from dotenv import load_dotenv
load_dotenv()
"""
),
path="child1/child2/test.py",
),
],
)
dotenv_path = tmp_path / ".env"
dotenv_path.write_bytes(b"a=b")
code_path = tmp_path / "code.py"
code_path.write_text(
textwrap.dedent(
f"""
import os
import sys
sys.path.append("{zip_file_path}")
import child1.child2.test
print(os.environ['a'])
"""
)
)
os.chdir(str(tmp_path))
result = sh.Command(sys.executable)(code_path)
assert result == "b\n"
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