// 🎯 Copilot修正版の包括的テスト - Mainエントリーポイント付き

// テストクラス群
static box TestRunner {
    init { console }
    
    test_modulo_operator() {
        me.console.log("📐 Testing % operator (ModuloBox fix)...")
        
        // Chip-8 style operations
        local result1 = 4096 % 4096
        me.console.log("4096 % 4096 = " + result1)  // Expected: 0
        
        local result2 = 256 % 16
        me.console.log("256 % 16 = " + result2)   // Expected: 0
        
        local result3 = 17 % 5
        me.console.log("17 % 5 = " + result3)    // Expected: 2
        
        local result4 = 10 % 3
        me.console.log("10 % 3 = " + result4)    // Expected: 1
        
        if result1 == 0 and result2 == 0 and result3 == 2 and result4 == 1 {
            me.console.log("✅ % operator fix SUCCESSFUL!")
        } else {
            me.console.log("❌ % operator fix FAILED!")
        }
    }
    
    test_null_literals() {
        me.console.log("🔧 Testing null literal support...")
        
        // Test null assignment
        local null_var = null
        me.console.log("Null variable: " + null_var)
        
        // Note: null comparison might not work yet
        me.console.log("✅ Null literal parsing works")
    }
    
    test_array_length() {
        me.console.log("📊 Testing ArrayBox.length() functionality...")
        
        local test_array = new ArrayBox()
        local initial_length = test_array.length()
        me.console.log("Empty array length: " + initial_length)
        
        // Add elements
        test_array.push("line1")
        test_array.push("line2") 
        test_array.push("line3")
        
        local populated_length = test_array.length()
        me.console.log("Array with 3 elements length: " + populated_length)
        
        if populated_length == 3 {
            me.console.log("✅ ArrayBox.length() fix SUCCESSFUL!")
        } else {
            me.console.log("❌ ArrayBox.length() fix FAILED!")
        }
    }
    
    run_all_tests() {
        me.console = new ConsoleBox()
        me.console.log("🧪 Copilot Fixes - Comprehensive Test Suite")
        me.console.log("===============================================")
        
        me.test_modulo_operator()
        me.console.log("")
        
        me.test_null_literals()
        me.console.log("")
        
        me.test_array_length()
        me.console.log("")
        
        me.console.log("🎉 All Copilot fix tests completed!")
        return "Comprehensive test suite finished"
    }
}

// 🚀 Mainエントリーポイント - Nyashの標準パターン
static box Main {
    init { console }
    
    main() {
        me.console = new ConsoleBox()
        me.console.log("🎯 Starting Copilot Fixes Test")
        
        local result = TestRunner.run_all_tests()
        
        me.console.log("🏁 Test result: " + result)
        return "Main execution complete"
    }
}