78 lines
3.1 KiB
Python
78 lines
3.1 KiB
Python
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import inspect
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import os
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from mimetypes import guess_type
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from urllib.parse import unquote
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from aiofiles import os as async_os
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import pytest
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from sanic import Sanic
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from sanic.response import file_stream, HTTPResponse
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@pytest.fixture(scope='module')
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def static_file_directory():
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"""The static directory to serve"""
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current_file = inspect.getfile(inspect.currentframe())
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current_directory = os.path.dirname(os.path.abspath(current_file))
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static_directory = os.path.join(current_directory, 'static')
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return static_directory
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def get_file_path(static_file_directory, file_name):
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return os.path.join(static_file_directory, file_name)
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def get_file_content(static_file_directory, file_name):
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"""The content of the static file to check"""
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with open(get_file_path(static_file_directory, file_name), 'rb') as file:
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return file.read()
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@pytest.mark.parametrize('file_name', ['test.file', 'decode me.txt', 'python.png'])
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def test_file_stream_helper(file_name, static_file_directory):
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app = Sanic('test_file_helper')
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@app.route('/files/<filename>', methods=['GET'])
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def file_route(request, filename):
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file_path = os.path.join(static_file_directory, filename)
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file_path = os.path.abspath(unquote(file_path))
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return file_stream(file_path, chunk_size=32,
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mime_type=guess_type(file_path)[0] or 'text/plain')
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request, response = app.test_client.get('/files/{}'.format(file_name))
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assert response.status == 200
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assert response.body == get_file_content(static_file_directory, file_name)
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@pytest.mark.parametrize('file_name', ['test.file', 'decode me.txt'])
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def test_file_helper_head_request(file_name, static_file_directory):
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app = Sanic('test_file_helper')
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@app.route('/files/<filename>', methods=['GET', 'HEAD'])
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async def file_route(request, filename):
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file_path = os.path.join(static_file_directory, filename)
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file_path = os.path.abspath(unquote(file_path))
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headers = dict()
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headers['Accept-Ranges'] = 'bytes'
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if request.method == "HEAD":
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# Return a normal HTTPResponse, not a
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# StreamingHTTPResponse for a HEAD request
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stats = await async_os.stat(file_path)
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headers['Content-Length'] = str(stats.st_size)
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return HTTPResponse(
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headers=headers,
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content_type=guess_type(file_path)[0] or 'text/plain')
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else:
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return file_stream(file_path, chunk_size=32, headers=headers,
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mime_type=guess_type(file_path)[0] or 'text/plain')
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request, response = app.test_client.head('/files/{}'.format(file_name))
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assert response.status == 200
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# A HEAD request should never be streamed/chunked.
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if 'Transfer-Encoding' in response.headers:
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assert response.headers['Transfer-Encoding'] != "chunked"
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assert 'Accept-Ranges' in response.headers
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# A HEAD request should get the Content-Length too
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assert 'Content-Length' in response.headers
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assert int(response.headers[
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'Content-Length']) == len(
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get_file_content(static_file_directory, file_name))
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