Function test_effectiveness_metrics

src/optimization/mod.rs:390–416

()

    
    #[test]
    fn test_effectiveness_metrics() {
        let manager = OptimizationManager::new(true);
        
        // Analyze a few queries to get stats
        let result1 = manager.analyze_query("SELECT * FROM users WHERE id = 1").unwrap();
        let result2 = manager.analyze_query("INSERT INTO users (name) VALUES ('test')").unwrap();
        let result3 = manager.analyze_query("SELECT COUNT(*) FROM users").unwrap();
        
        // Update fast path hits manually since we're not actually executing queries
        {
            let mut stats = manager.optimization_stats.write().unwrap();
            if result1.should_use_fast_path {
                stats.fast_path_hits += 1;
            }
            if result2.should_use_fast_path {
                stats.fast_path_hits += 1;
            }
            if result3.should_use_fast_path {
                stats.fast_path_hits += 1;
            }
        }
        
        let effectiveness = manager.get_effectiveness_metrics();
        assert!(effectiveness.fast_path_rate >= 0.0);
        assert!(effectiveness.avg_optimization_time_ms >= 0.0);
        assert!(!effectiveness.pattern_distribution.is_empty());
    }
}