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import io
import unittest
from parametrize import parametrize
from tusclient.fingerprint import fingerprint
FILEPATH_TEXT = "tests/sample_files/text.txt"
FILEPATH_BINARY = "tests/sample_files/binary.png"
class FileStorageTest(unittest.TestCase):
def setUp(self):
self.fingerprinter = fingerprint.Fingerprint()
@parametrize(
"filename",
[FILEPATH_TEXT, FILEPATH_BINARY],
)
def test_get_fingerpint(self, filename: str):
with open(filename, "rb") as f:
content = f.read()
buff = io.BytesIO()
buff.write(content)
buff.seek(0) # reset buffer postion before reading
with open(filename, "rb") as f:
self.assertEqual(
self.fingerprinter.get_fingerprint(buff),
self.fingerprinter.get_fingerprint(f)
)
@parametrize(
"filename",
[FILEPATH_TEXT, FILEPATH_BINARY],
)
def test_unique_fingerprint(self, filename: str):
with open(filename, "rb") as f:
content = f.read()
buff = io.BytesIO()
buff.write(content + b's') # add some salt to change value
buff.seek(0) # reset buffer postion before reading
with open(filename, "rb") as f:
self.assertNotEqual(
self.fingerprinter.get_fingerprint(buff),
self.fingerprinter.get_fingerprint(f)
)
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