def test_crypto_cache_entry_setattr():
entry = CryptoMaterialsCacheEntry(**_VALID_KWARGS["CryptoMaterialsCacheEntry"])
with pytest.raises(NotSupportedError) as excinfo:
entry.bytes_encrypted = 0
excinfo.match(r"Attributes may not be set on CryptoMaterialsCacheEntry objects")
def test_crypto_cache_entry_is_too_old_no_lifetime_hint(patch_time):
kwargs = _VALID_KWARGS['CryptoMaterialsCacheEntry'].copy()
kwargs['hints'] = MagicMock(__class__=CryptoMaterialsCacheEntryHints,
lifetime=None)
entry = CryptoMaterialsCacheEntry(**kwargs)
assert not entry.is_too_old()
def test_crypto_cache_entry_invalidate():
entry = CryptoMaterialsCacheEntry(**_VALID_KWARGS["CryptoMaterialsCacheEntry"])
assert entry.valid
entry.invalidate()
assert not entry.valid
def test_crypto_cache_entry_update_with_message_bytes_encrypted():
entry = CryptoMaterialsCacheEntry(**_VALID_KWARGS["CryptoMaterialsCacheEntry"])
super(CryptoMaterialsCacheEntry, entry).__setattr__("messages_encrypted", 10)
super(CryptoMaterialsCacheEntry, entry).__setattr__("bytes_encrypted", 10)
entry._update_with_message_bytes_encrypted(50)
assert entry.messages_encrypted == 11
assert entry.bytes_encrypted == 60
def test_crypto_cache_entry_is_too_old(patch_time, age_modifier, result):
lifetime = patch_time + age_modifier
kwargs = _VALID_KWARGS['CryptoMaterialsCacheEntry'].copy()
kwargs['hints'] = MagicMock(__class__=CryptoMaterialsCacheEntryHints,
lifetime=lifetime)
entry = CryptoMaterialsCacheEntry(**kwargs)
if result:
assert entry.is_too_old()
else:
assert not entry.is_too_old()
def test_crypto_cache_entry_is_too_old(patch_time, age_modifier, result):
mock_creation_time = 1
aws_encryption_sdk.caches.time.time.return_value = mock_creation_time
lifetime = mock_creation_time + age_modifier
kwargs = _VALID_KWARGS["CryptoMaterialsCacheEntry"].copy()
kwargs["hints"] = MagicMock(__class__=CryptoMaterialsCacheEntryHints, lifetime=lifetime)
entry = CryptoMaterialsCacheEntry(**kwargs)
assert entry.creation_time == mock_creation_time
aws_encryption_sdk.caches.time.time.return_value = mock_creation_time + 1
if result:
assert entry.is_too_old()
else:
assert not entry.is_too_old()
def test_crypto_cache_entry_age(patch_time):
mock_creation_time = 5
mock_check_time = 10
aws_encryption_sdk.caches.time.time.return_value = mock_creation_time
entry = CryptoMaterialsCacheEntry(**_VALID_KWARGS["CryptoMaterialsCacheEntry"])
aws_encryption_sdk.caches.time.time.return_value = mock_check_time
assert entry.age == mock_check_time - mock_creation_time
def test_put_decryption_materials():
cache_key = b'ex_cache_key'
value = MagicMock(__class__=DecryptionMaterials)
check_value = CryptoMaterialsCacheEntry(cache_key=cache_key, value=value)
cache = NullCryptoMaterialsCache()
test = cache.put_decryption_materials(cache_key=cache_key,
decryption_materials=value)
assert test == check_value
def test_put_encryption_materials():
cache_key = b'ex_cache_key'
value = MagicMock(__class__=EncryptionMaterials)
check_value = CryptoMaterialsCacheEntry(cache_key=cache_key, value=value)
cache = NullCryptoMaterialsCache()
test = cache.put_encryption_materials(cache_key=cache_key,
encryption_materials=value,
plaintext_length=0,
entry_hints=None)
assert test == check_value
def test_crypto_cache_entry_init(patch_time):
entry = CryptoMaterialsCacheEntry(
cache_key=b'ex_cache_key',
value=MagicMock(__class__=EncryptionMaterials),
hints=CryptoMaterialsCacheEntryHints(lifetime=10.0))
assert entry.creation_time == 3.0
assert entry.bytes_encrypted == 0
assert entry.messages_encrypted == 0
assert entry.valid
# Because Lock is a helper function that returns whatever native primitive is best,
# we cannot test for type. Instead, testing for interface.
assert hasattr(entry._lock, 'acquire')
assert callable(entry._lock.acquire)
assert hasattr(entry._lock, 'release')
assert callable(entry._lock.release)
def test_crypto_cache_entry_age(patch_time):
entry = CryptoMaterialsCacheEntry(
**_VALID_KWARGS['CryptoMaterialsCacheEntry'])
assert entry.age == patch_time
def test_crypto_cache_entry_defaults():
entry = CryptoMaterialsCacheEntry(
cache_key=b'ex_cache_key',
value=MagicMock(__class__=EncryptionMaterials))
assert entry.hints == CryptoMaterialsCacheEntryHints()
def test_crypto_cache_entry_valid_attributes(valid_kwargs_overrides):
kwargs = _VALID_KWARGS['CryptoMaterialsCacheEntry'].copy()
kwargs.update(valid_kwargs_overrides)
CryptoMaterialsCacheEntry(**kwargs)