cubic_equation_test

/**
 * @author Jianan Lin
 * Unit test for quadratic_equation function
 */


function cubic_equation_test() {

    *import math: cubic_equation
    
    // x^3 = 0
    if (!(cubic_equation(1) === [0, 0, 0])) {
        throw new Error('Unit test for cubic_equation failed');
    }

    print("cubic_equation test pass");

}