Function test_cache_basic_usage

src/storage/table.rs:660–695

()

    #[test]
    fn test_cache_basic_usage() {
        let temp_dir = tempfile::tempdir().unwrap();
        let table = open_or_create::<TestTable>(temp_dir.path()).unwrap();

        // Insert test data
        let key1 = TestKey(100);
        let key2 = TestKey(200);
        let key3 = TestKey(300); // This key won't exist

        let value1 = TestValue {
            data: "value1".to_string(),
        };
        let value2 = TestValue {
            data: "value2".to_string(),
        };

        table.insert(key1, value1);
        table.insert(key2, value2);

        // Clear cache to start fresh
        table.clear_cache();

        // First access - should load from RocksDB and cache
        let _ = table.get(key1).unwrap();
        let _ = table.get(key2).unwrap();
        let _ = table.get(key3); // Should return None

        // Second access - should come from cache
        let _ = table.get(key1).unwrap();
        let _ = table.get(key2).unwrap();

        // Check that cache contains our items
        let cache = table.cache().lock().unwrap();
        assert_eq!(cache.len(), 2); // key1 and key2 should be cached
        drop(cache);
    }
}