118 lines
3.6 KiB
Python
118 lines
3.6 KiB
Python
"""Tests for cache.py."""
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import json
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import tempfile
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from datetime import datetime, timedelta
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from pathlib import Path
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import pytest
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from gitignore_generator.cache import CacheManager
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class TestCacheManager:
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"""Tests for CacheManager class."""
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@pytest.fixture
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def cache_dir(self, tmp_path):
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"""Create temp cache directory."""
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return tmp_path
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@pytest.fixture
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def cache(self, cache_dir):
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"""Create cache manager with temp directory."""
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cache = CacheManager()
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cache._cache_dir = cache_dir
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return cache
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def test_set_and_get(self, cache):
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"""Test setting and getting cached items."""
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cache.set('python', 'python content')
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result = cache.get('python')
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assert result == 'python content'
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def test_get_nonexistent(self, cache):
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"""Test getting non-existent item."""
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result = cache.get('nonexistent_xyz_123')
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assert result is None
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def test_is_valid_fresh_cache(self, cache):
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"""Test cache validity for fresh items."""
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cache.set('python', 'content')
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assert cache.is_valid('python') is True
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def test_is_valid_expired_cache(self, cache):
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"""Test cache validity for expired items."""
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cache.set('python', 'content')
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metadata = cache._load_metadata()
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metadata['python']['cached_at'] = (datetime.now() - timedelta(days=10)).isoformat()
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cache._save_metadata(metadata)
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assert cache.is_valid('python') is False
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def test_invalidate(self, cache):
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"""Test invalidating cached item."""
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cache.set('python', 'content')
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assert cache.invalidate('python') is True
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assert cache.get('python') is None
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def test_invalidate_nonexistent(self, cache):
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"""Test invalidating non-existent item."""
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assert cache.invalidate('nonexistent_xyz_123') is False
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def test_clear(self, cache):
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"""Test clearing all cache."""
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cache.set('python', 'content')
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cache.set('node', 'content')
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cache.set('django', 'content')
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count = cache.clear()
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assert count == 3
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assert cache.get('python') is None
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assert cache.get('node') is None
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assert cache.get('django') is None
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def test_get_stats(self, cache):
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"""Test getting cache statistics."""
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cache.set('python', 'content')
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cache.set('node', 'content')
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stats = cache.get_stats()
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assert stats['total_items'] == 2
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assert stats['valid_items'] == 2
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assert stats['expired_items'] == 0
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def test_get_age(self, cache):
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"""Test getting cache age."""
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cache.set('python', 'content')
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age = cache.get_age('python')
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assert age is not None
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assert age >= 0
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def test_get_age_nonexistent(self, cache):
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"""Test getting age of non-existent item."""
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age = cache.get_age('nonexistent_xyz_123')
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assert age is None
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def test_cleanup_expired(self, cache):
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"""Test cleaning up expired entries."""
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cache.set('fresh', 'content')
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metadata = cache._load_metadata()
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metadata['expired'] = {
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'cached_at': (datetime.now() - timedelta(days=10)).isoformat(),
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'size': 100
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}
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cache._save_metadata(metadata)
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count = cache.cleanup_expired()
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assert count == 1
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assert cache.get('expired') is None
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assert cache.get('fresh') == 'content'
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def test_cache_directory_creation(self, cache):
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"""Test that cache directory is created."""
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cache.set('test', 'content')
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assert cache._cache_dir.exists()
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