sanic/tests/test_file_response.py

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import inspect
import os
from mimetypes import guess_type
from urllib.parse import unquote
from aiofiles import os as async_os
import pytest
from sanic import Sanic
from sanic.response import file, HTTPResponse
@pytest.fixture(scope='module')
def static_file_directory():
"""The static directory to serve"""
current_file = inspect.getfile(inspect.currentframe())
current_directory = os.path.dirname(os.path.abspath(current_file))
static_directory = os.path.join(current_directory, 'static')
return static_directory
def get_file_path(static_file_directory, file_name):
return os.path.join(static_file_directory, file_name)
def get_file_content(static_file_directory, file_name):
"""The content of the static file to check"""
with open(get_file_path(static_file_directory, file_name), 'rb') as file:
return file.read()
@pytest.mark.parametrize('file_name', ['test.file', 'decode me.txt', 'python.png'])
def test_file_helper(file_name, static_file_directory):
app = Sanic('test_file_helper')
@app.route('/files/<filename>', methods=['GET'])
def file_route(request, filename):
file_path = os.path.join(static_file_directory, filename)
file_path = os.path.abspath(unquote(file_path))
return file(file_path, mime_type=guess_type(file_path)[0] or 'text/plain')
request, response = app.test_client.get('/files/{}'.format(file_name))
assert response.status == 200
assert response.body == get_file_content(static_file_directory, file_name)
@pytest.mark.parametrize('file_name', ['test.file', 'decode me.txt'])
def test_file_helper_head_request(file_name, static_file_directory):
app = Sanic('test_file_helper')
@app.route('/files/<filename>', methods=['GET', 'HEAD'])
async def file_route(request, filename):
file_path = os.path.join(static_file_directory, filename)
file_path = os.path.abspath(unquote(file_path))
stats = await async_os.stat(file_path)
headers = dict()
headers['Accept-Ranges'] = 'bytes'
headers['Content-Length'] = str(stats.st_size)
if request.method == "HEAD":
return HTTPResponse(
headers=headers,
content_type=guess_type(file_path)[0] or 'text/plain')
else:
return file(file_path, headers=headers,
mime_type=guess_type(file_path)[0] or 'text/plain')
request, response = app.test_client.head('/files/{}'.format(file_name))
assert response.status == 200
assert 'Accept-Ranges' in response.headers
assert 'Content-Length' in response.headers
assert int(response.headers[
'Content-Length']) == len(
get_file_content(static_file_directory, file_name))