public void StringifiesValueMonadCorrectly()
{
var monad = new ValueMonad <Int32>(2020);
var visitor = new StringifierVisitor <Int32>();
var stringifyRes = monad.Accept(visitor);
Assert.IsNotNull(stringifyRes);
Assert.IsTrue(stringifyRes.Contains("2020", StringComparison.InvariantCultureIgnoreCase));
Assert.IsTrue(stringifyRes.Contains("value", StringComparison.InvariantCultureIgnoreCase));
}
/// <summary>
/// Instantiates a visitor to stringify the input monad.
/// </summary>
/// <typeparam name="TMonadValue">Value type of the monad.</typeparam>
/// <param name="monad">Monad to serialize.</param>
/// <returns>The stringified input monad.</returns>
protected String StringifyMonad <TMonadValue>(IMonad <TMonadValue> monad)
{
IMonadVisitor <TMonadValue, String> stringifier = new StringifierVisitor <TMonadValue>();
return(monad.Accept(stringifier));
}