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# regarding copyright ownership. The ASF licenses this file
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# "License"); you may not use this file except in compliance
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#
# http://www.apache.org/licenses/LICENSE-2.0
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import hashlib
from unittest.mock import MagicMock, patch
import pytest
from superset.utils.cache_manager import (
configurable_hash_method,
ConfigurableHashMethod,
SupersetCache,
)
def test_configurable_hash_method_uses_sha256():
"""Test ConfigurableHashMethod uses sha256 when configured."""
mock_app = MagicMock()
mock_app.config = {"HASH_ALGORITHM": "sha256"}
with patch("superset.utils.cache_manager.current_app", mock_app):
hash_obj = configurable_hash_method(b"test")
# Verify it returns a sha256 hash object
assert hash_obj.hexdigest() == hashlib.sha256(b"test").hexdigest()
def test_configurable_hash_method_uses_md5():
"""Test ConfigurableHashMethod uses md5 when configured."""
mock_app = MagicMock()
mock_app.config = {"HASH_ALGORITHM": "md5"}
with patch("superset.utils.cache_manager.current_app", mock_app):
hash_obj = configurable_hash_method(b"test")
# Verify it returns a md5 hash object
assert hash_obj.hexdigest() == hashlib.md5(b"test").hexdigest() # noqa: S324
def test_configurable_hash_method_empty_data():
"""Test ConfigurableHashMethod with empty data."""
mock_app = MagicMock()
mock_app.config = {"HASH_ALGORITHM": "sha256"}
with patch("superset.utils.cache_manager.current_app", mock_app):
hash_obj = configurable_hash_method()
assert hash_obj.hexdigest() == hashlib.sha256(b"").hexdigest()
def test_configurable_hash_method_is_callable():
"""Test that ConfigurableHashMethod instance is callable."""
method = ConfigurableHashMethod()
assert callable(method)
def test_superset_cache_memoize_uses_configurable_hash():
"""Test that SupersetCache.memoize uses configurable_hash_method by default."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0], "memoize", return_value=lambda f: f
) as mock_memoize:
cache.memoize(timeout=300)
mock_memoize.assert_called_once()
call_kwargs = mock_memoize.call_args[1]
assert call_kwargs["hash_method"] is configurable_hash_method
def test_superset_cache_memoize_allows_explicit_hash_method():
"""Test that SupersetCache.memoize allows explicit hash_method override."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0], "memoize", return_value=lambda f: f
) as mock_memoize:
cache.memoize(timeout=300, hash_method=hashlib.md5)
mock_memoize.assert_called_once()
call_kwargs = mock_memoize.call_args[1]
assert call_kwargs["hash_method"] == hashlib.md5
def test_superset_cache_cached_uses_configurable_hash():
"""Test that SupersetCache.cached uses configurable_hash_method by default."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0], "cached", return_value=lambda f: f
) as mock_cached:
cache.cached(timeout=300)
mock_cached.assert_called_once()
call_kwargs = mock_cached.call_args[1]
assert call_kwargs["hash_method"] is configurable_hash_method
def test_superset_cache_cached_allows_explicit_hash_method():
"""Test that SupersetCache.cached allows explicit hash_method override."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0], "cached", return_value=lambda f: f
) as mock_cached:
cache.cached(timeout=300, hash_method=hashlib.md5)
mock_cached.assert_called_once()
call_kwargs = mock_cached.call_args[1]
assert call_kwargs["hash_method"] == hashlib.md5
def test_superset_cache_memoize_make_cache_key_uses_configurable_hash():
"""Test _memoize_make_cache_key uses configurable_hash_method by default."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0],
"_memoize_make_cache_key",
return_value=lambda *args, **kwargs: "cache_key",
) as mock_make_key:
cache._memoize_make_cache_key(make_name=None, timeout=300)
mock_make_key.assert_called_once()
call_kwargs = mock_make_key.call_args[1]
assert call_kwargs["hash_method"] is configurable_hash_method
def test_superset_cache_memoize_make_cache_key_allows_explicit_hash():
"""Test _memoize_make_cache_key allows explicit hash_method override."""
cache = SupersetCache()
with patch.object(
cache.__class__.__bases__[0],
"_memoize_make_cache_key",
return_value=lambda *args, **kwargs: "cache_key",
) as mock_make_key:
cache._memoize_make_cache_key(
make_name=None, timeout=300, hash_method=hashlib.md5
)
mock_make_key.assert_called_once()
call_kwargs = mock_make_key.call_args[1]
assert call_kwargs["hash_method"] == hashlib.md5
@pytest.mark.parametrize(
"algorithm,expected_digest",
[
("sha256", hashlib.sha256(b"test_data").hexdigest()),
("md5", hashlib.md5(b"test_data").hexdigest()), # noqa: S324
],
)
def test_configurable_hash_method_parametrized(algorithm, expected_digest):
"""Parametrized test for ConfigurableHashMethod with different algorithms."""
mock_app = MagicMock()
mock_app.config = {"HASH_ALGORITHM": algorithm}
with patch("superset.utils.cache_manager.current_app", mock_app):
hash_obj = configurable_hash_method(b"test_data")
assert hash_obj.hexdigest() == expected_digest
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