Function run_capacity_sweep

python/tests/comprehensive_fuzz_test.py:18–149

Test different capacities with various initial loads

()

def run_capacity_sweep():
    """Test different capacities with various initial loads"""
    print("🧪 Comprehensive Fuzz Testing: Capacity & Load Sweep")
    print("=" * 70)

    # Test configurations: (capacity, prepopulate, operations)
    test_configs = [
        # Small capacities (stress tree depth)
        (16, 0, 25000),  # Empty start, small capacity
        (16, 100, 25000),  # Small prepopulation
        (16, 1000, 25000),  # Large prepopulation
        # Medium capacities
        (16, 0, 25000),  # Empty start
        (16, 500, 25000),  # Medium prepopulation
        (16, 2000, 25000),  # Large prepopulation
        # Large capacities (our optimized range)
        (64, 0, 25000),  # Empty start
        (64, 1000, 25000),  # Medium prepopulation
        (64, 5000, 25000),  # Large prepopulation
        (128, 0, 25000),  # Empty start
        (128, 2000, 25000),  # Medium prepopulation
        (128, 10000, 25000),  # Large prepopulation
        (256, 0, 25000),  # Our optimal capacity
        (256, 5000, 25000),  # Medium prepopulation
        (256, 20000, 25000),  # Large prepopulation
        # Very large capacities
        (512, 0, 25000),  # Empty start
        (512, 10000, 25000),  # Large prepopulation
    ]

    results = []
    total_start = time.time()

    for i, (capacity, prepopulate, operations) in enumerate(test_configs):
        print(
            f"\n📋 Test {i+1}/{len(test_configs)}: Capacity={capacity}, Prepopulate={prepopulate:,}, Ops={operations:,}"
        )
        print("-" * 70)

        # Use different seed for each test
        seed = random.randint(1, 1000000)

        try:
            start_time = time.time()
            tester = BPlusTreeFuzzTester(
                capacity=capacity, seed=seed, prepopulate=prepopulate
            )

            success = tester.run_fuzz_test(operations)
            elapsed = time.time() - start_time

            result = {
                "capacity": capacity,
                "prepopulate": prepopulate,
                "operations": operations,
                "success": success,
                "time": elapsed,
                "seed": seed,