Onionr/tests/test_secure_string.py

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#!/usr/bin/env python3
import sys, os
sys.path.append(".")
sys.path.append("src/")
import uuid
TEST_DIR = 'testdata/%s-%s' % (uuid.uuid4(), os.path.basename(__file__)) + '/'
print("Test directory:", TEST_DIR)
os.environ["ONIONR_HOME"] = TEST_DIR
import unittest, json
from utils import identifyhome, createdirs
from onionrsetup import setup_config
from safedb import securestring
import subprocess
from nacl.secret import SecretBox
import filepaths
createdirs.create_dirs()
setup_config()
_rinseoff = f"{filepaths.app_root}/src/rinseoff/rinseoffcli"
class TestSecureString(unittest.TestCase):
def test_keyfile_gen(self):
assert not os.path.exists(filepaths.secure_erase_key_file)
securestring.generate_key_file()
assert os.path.exists(filepaths.secure_erase_key_file)
def test_protect_string(self):
with open(filepaths.secure_erase_key_file, 'wb') as ef:
ef.write(os.urandom(32))
pt = "hello world"
enc = securestring.protect_string(pt)
self.assertTrue(len(enc) > len(pt))
def test_unprotect_string(self):
key = os.urandom(32)
with open(filepaths.secure_erase_key_file, 'wb') as ef:
ef.write(key)
msg = b"test hello world"
box = SecretBox(key)
enc = box.encrypt(msg)
nonce = enc.nonce
enc = nonce + enc.ciphertext
p = subprocess.Popen(
["dotnet", "run",
"--project", _rinseoff,
"load", "stdin", f"{filepaths.secure_erase_key_file}"],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
stdin=subprocess.PIPE)
res = p.communicate(enc)
self.assertTrue(res[0] == msg)
unittest.main()