public void WriterStringSelectTest()
{
var m11 = new MonadPrimus.Writer <int>(1, "init1");
var m12 = m11.Select(x => x.ToString() + "2");
var res11 = m12.RunWriter();
Assert.AreEqual("12", res11.Value);
Assert.AreEqual("init1", res11.State);
}
public void WriterSelectTest()
{
var m11 = new MonadPrimus.Writer <string, int>(1, new string[] { "init1", "init2" });
var m12 = m11.Select(x => x.ToString() + "2");
var res11 = m12.RunWriter();
Assert.AreEqual("12", res11.Value);
Assert.AreEqual("init1", res11.State.ElementAt(0));
Assert.AreEqual("init2", res11.State.ElementAt(1));
Assert.AreEqual(2, res11.State.Count());
}