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import os
import io
from base64 import b64encode
from unittest import mock
import responses
from parametrize import parametrize
import pytest
from tusclient import exceptions
from tusclient.storage import filestorage
from tests import mixin
FILEPATH_TEXT = "tests/sample_files/text.txt"
FILEPATH_BINARY = "tests/sample_files/binary.png"
class UploaderTest(mixin.Mixin):
def mock_request(self, request_mock):
request_mock = request_mock.return_value
request_mock.status_code = 204
request_mock.response_headers = {
'upload-offset': self.uploader.offset + self.uploader.get_request_length()}
request_mock.perform.return_value = None
return request_mock
def test_instance_attributes(self):
self.assertEqual(self.uploader.chunk_size, self.uploader.DEFAULT_CHUNK_SIZE)
self.assertEqual(self.uploader.client, self.client)
self.assertEqual(self.uploader.offset, 0)
def test_headers(self):
self.assertEqual(self.uploader.get_headers(), {"Tus-Resumable": "1.0.0"})
self.client.set_headers({'foo': 'bar'})
self.assertEqual(self.uploader.get_headers(), {"Tus-Resumable": "1.0.0", 'foo': 'bar'})
@responses.activate
def test_get_offset(self):
responses.add(responses.HEAD, self.uploader.url,
adding_headers={"upload-offset": "300"})
self.assertEqual(self.uploader.get_offset(), 300)
def test_encode_metadata(self):
self.uploader.metadata = {'foo': 'bar', 'red': 'blue'}
encoded_metadata = ['foo' + ' ' + b64encode(b'bar').decode('ascii'),
'red' + ' ' + b64encode(b'blue').decode('ascii')]
self.assertCountEqual(self.uploader.encode_metadata(), encoded_metadata)
with pytest.raises(ValueError):
self.uploader.metadata = {'foo, ': 'bar'}
self.uploader.encode_metadata()
def test_encode_metadata_utf8(self):
self.uploader.metadata = {'foo': 'bär', 'red': '🔵'}
self.uploader.metadata_encoding = 'utf-8'
encoded_metadata = [
'foo ' + b64encode('bär'.encode('utf-8')).decode('ascii'),
'red ' + b64encode('🔵'.encode('utf-8')).decode('ascii')
]
self.assertCountEqual(self.uploader.encode_metadata(), encoded_metadata)
@responses.activate
def test_create_url_absolute(self):
responses.add(responses.POST, self.client.url,
adding_headers={"location": 'http://tusd.tusdemo.net/files/foo'})
self.assertEqual(self.uploader.create_url(), 'http://tusd.tusdemo.net/files/foo')
@responses.activate
def test_create_url_relative(self):
responses.add(responses.POST, self.client.url,
adding_headers={"location": "/files/foo"})
self.assertEqual(self.uploader.create_url(), 'http://tusd.tusdemo.net/files/foo')
@parametrize(
"filename",
[FILEPATH_TEXT, FILEPATH_BINARY],
)
@responses.activate
def test_url(self, filename: str):
# test for stored urls
responses.add(responses.HEAD, 'http://tusd.tusdemo.net/files/foo_bar',
adding_headers={"upload-offset": "10"})
storage_path = '{}/storage_file'.format(os.path.dirname(os.path.abspath(__file__)))
resumable_uploader = self.client.uploader(
file_path=filename, store_url=True, url_storage=filestorage.FileStorage(storage_path)
)
self.assertEqual(resumable_uploader.url, "http://tusd.tusdemo.net/files/foo_bar")
self.assertEqual(resumable_uploader.offset, 10)
def test_request_length(self):
self.uploader.chunk_size = 200
self.assertEqual(self.uploader.get_request_length(), 200)
self.uploader.chunk_size = self.uploader.get_file_size() + 3000
self.assertEqual(self.uploader.get_request_length(), self.uploader.get_file_size())
@parametrize(
"filename",
[FILEPATH_TEXT, FILEPATH_BINARY],
)
def test_get_file_stream(self, filename: str):
with open(filename, "rb") as fs:
self.uploader.file_stream = fs
self.uploader.file_path = None
self.assertEqual(self.uploader.file_stream, self.uploader.get_file_stream())
with open(filename, "rb") as fs:
self.uploader.file_stream = None
self.uploader.file_path = filename
with self.uploader.get_file_stream() as stream:
self.assertEqual(fs.read(), stream.read())
@parametrize(
"filename",
[FILEPATH_TEXT, FILEPATH_BINARY],
)
def test_file_size(self, filename: str):
self.assertEqual(self.uploader.get_file_size(), os.path.getsize(self.uploader.file_path))
with open(filename, "rb") as fs:
self.uploader.file_stream = fs
self.uploader.file_path = None
self.assertEqual(self.uploader.get_file_size(), os.path.getsize(filename))
@mock.patch('tusclient.uploader.uploader.TusRequest')
def test_upload_chunk(self, request_mock):
self.mock_request(request_mock)
self.uploader.offset = 0
request_length = self.uploader.get_request_length()
self.uploader.upload_chunk()
self.assertEqual(self.uploader.offset, request_length)
@responses.activate
def test_upload_chunk_with_creation(self):
responses.add(
responses.POST, self.client.url,
adding_headers={
"location": f"{self.client.url}hello"
}
)
responses.add(
responses.PATCH,
f"{self.client.url}hello",
adding_headers={
"upload-offset": "5"
}
)
uploader = self.client.uploader(
file_stream=io.BytesIO(b"hello")
)
uploader.upload_chunk()
self.assertEqual(uploader.url, f"{self.client.url}hello")
@mock.patch('tusclient.uploader.uploader.TusRequest')
def test_upload(self, request_mock):
self.mock_request(request_mock)
self.uploader.upload()
self.assertEqual(self.uploader.offset, self.uploader.get_file_size())
@mock.patch('tusclient.uploader.uploader.TusRequest')
def test_upload_retry(self, request_mock):
num_of_retries = 3
self.uploader.retries = num_of_retries
self.uploader.retry_delay = 3
request_mock = self.mock_request(request_mock)
request_mock.status_code = 00
self.assertEqual(self.uploader._retried, 0)
with pytest.raises(exceptions.TusCommunicationError):
self.uploader.upload_chunk()
self.assertEqual(self.uploader._retried, num_of_retries)
@responses.activate
def test_upload_empty(self):
responses.add(
responses.POST, self.client.url,
adding_headers={
"upload-offset": "0",
"location": f"{self.client.url}this-is-not-used"
}
)
responses.add(
responses.PATCH,
f"{self.client.url}this-is-not-used",
body=ValueError("PATCH request not allowed for empty file")
)
# Upload an empty file
uploader = self.client.uploader(
file_stream=io.BytesIO(b"")
)
uploader.upload()
# Upload URL being set means the POST request was sent and the empty
# file was uploaded without a single PATCH request.
self.assertTrue(uploader.url)
@mock.patch('tusclient.uploader.uploader.TusRequest')
def test_upload_checksum(self, request_mock):
self.mock_request(request_mock)
self.uploader.upload_checksum = True
self.uploader.upload()
self.assertEqual(self.uploader.offset, self.uploader.get_file_size())
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