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from unittest import TestCase
from pecan.middleware.static import (StaticFileMiddleware, FileWrapper,
_dump_date)
import os
class TestStaticFileMiddleware(TestCase):
def setUp(self):
def app(environ, start_response):
response_headers = [('Content-type', 'text/plain')]
start_response('200 OK', response_headers)
return ['Hello world!\n']
self.app = StaticFileMiddleware(
app, os.path.dirname(__file__)
)
self._status = None
self._response_headers = None
def _request(self, path):
def start_response(status, response_headers, exc_info=None):
self._status = status
self._response_headers = response_headers
return self.app(
dict(PATH_INFO=path),
start_response
)
def _get_response_header(self, header):
for k, v in self._response_headers:
if k.upper() == header.upper():
return v
return None
def test_file_can_be_found(self):
result = self._request('/static_fixtures/text.txt')
assert isinstance(result, FileWrapper)
def test_no_file_found_causes_passthrough(self):
result = self._request('/static_fixtures/nosuchfile.txt')
assert not isinstance(result, FileWrapper)
assert result == ['Hello world!\n']
def test_mime_type_works_for_png_files(self):
self._request('/static_fixtures/self.png')
assert self._get_response_header('Content-Type') == 'image/png'
def test_file_can_be_closed(self):
result = self._request('/static_fixtures/text.txt')
assert result.close() is None
def test_file_can_be_iterated_over(self):
result = self._request('/static_fixtures/text.txt')
assert len([x for x in result])
def test_date_dumping_on_unix_timestamps(self):
result = _dump_date(1331755274.59, ' ')
assert result == 'Wed, 14 Mar 2012 20:01:14 GMT'
def test_separator_sanitization_still_finds_file(self):
os.altsep = ':'
result = self._request(':static_fixtures:text.txt')
assert isinstance(result, FileWrapper)
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