// Test description: Comparing regex validation vs try-catch with BigInt for numeric string validation

​

// Setup

const validTokenId = "12345678901234567890"; // Valid numeric string

const invalidTokenId = "123abc456"; // Invalid numeric string containing letters

​

// Test function for regex validation

function validateWithRegex(tokenId) {

    return /^\d+$/.test(tokenId);

}

​

// Test function for try-catch validation

function validateWithTryCatch(tokenId) {

    try {

        BigInt(tokenId);

        return true;

    } catch {

        return false;

    }

}

      // Benchmark suite

suite('String Numeric Validation', function() {

    // Regex with valid input

    benchmark('Regex validation - Valid input', function() {

        return validateWithRegex(validTokenId);

    });

​

    // Regex with invalid input

    benchmark('Regex validation - Invalid input', function() {

        return validateWithRegex(invalidTokenId);

    });

​

    // Try-catch with valid input

    benchmark('Try-catch validation - Valid input', function() {

        return validateWithTryCatch(validTokenId);

    });

​

    // Try-catch with invalid input

    benchmark('Try-catch validation - Invalid input', function() {

        return validateWithTryCatch(invalidTokenId);

    });

});