public void TestYearInvalid2()
{
Books365.BLL.Validator v = new Books365.BLL.Validator();
TextBox testYearBox = new TextBox();
testYearBox.Text = "2100";
Assert.False(v.YearIsValid(testYearBox));
}
public void TestYearValid()
{
Books365.BLL.Validator v = new Books365.BLL.Validator();
TextBox testYearBox = new TextBox();
testYearBox.Text = "1994";
Assert.True(v.YearIsValid(testYearBox));
}