public void FormatAsString()
{
DatonKey k = new PersistonKey("Emp", "3", false);
Assert.AreEqual("Emp|=3", k.ToString());
k = new PersistonKey("Emp", "3", true);
Assert.AreEqual("Emp|+", k.ToString());
var criteria = new[]
{
new ViewonKey.Criterion("Region", "NE"),
new ViewonKey.Criterion("Funny", "1")
};
k = new ViewonKey("EmpList", criteria, sortColumnName: "LastName", pageNo: 2);
Assert.AreEqual("EmpList|_page=2|_sort=LastName|Funny=1|Region=NE", k.ToString());
//now with crazy characters
criteria = new[]
{
new ViewonKey.Criterion("Crazy", "Angry \"O'Leary\" :| :\\"), //actual: Angry "O'Leary" :| :\
new ViewonKey.Criterion("Zany", "a=|b|"),
new ViewonKey.Criterion("Loopy", "\\/") //actual: \/
};
k = new ViewonKey("EmpList", criteria);
Assert.AreEqual(@"EmpList|Crazy=Angry ""O'Leary"" :\| :\\|Loopy=\\/|Zany=a=\|b\|", k.ToString());
}
public override Task ValidateCriteria(IUser user, ViewonKey key, Action <string> fail)
{
var companyCri = key.Criteria.FirstOrDefault(c => c.Name == "Company");
if (companyCri != null && companyCri.PackedValue.StartsWith("The", StringComparison.InvariantCultureIgnoreCase))
{
fail("Cannot search for companies starting with 'the'");
}
return(Task.CompletedTask);
}
public override Task ValidateCriteria(IUser user, ViewonKey key, Action <string> fail)
{
var companyCri = key.Criteria.FirstOrDefault(c => c.Name == "LastName"); //assume this exists for the tests
if (companyCri.PackedValue.StartsWith("THE"))
{
fail("THE");
}
return(Task.CompletedTask);
}
/// <summary>
/// Sample validation function (registered in Startup)
/// </summary>
public static Task <IEnumerable <string> > ValidateCustomer(Daton daton, ViewonKey _, IUser user)
{
var cust = daton as Customer;
var errors = new List <string>();
//silly rule to demonstrate custom validation:
if (cust.Company.StartsWith("The", StringComparison.InvariantCultureIgnoreCase))
{
errors.Add("Companies cannot start with 'the' ");
}
//note that you can use multi language strings here by checking user.LangCode
//This longer return expression is used when we are not doing async validation. For async validation,
//make the validation method async and return errors directly.
return(Task.FromResult(errors as IEnumerable <string>)); //sync return
//return errors; //async return
}
public async Task ValidateViewon()
{
var ddict = new DataDictionary();
ddict.AddDatonUsingClassAnnotation(typeof(EmployeeList));
var datondef = ddict.DatonDefs["EmployeeList"];
var validator = new Validator(new User());
var viewonKey = new ViewonKey("EmployeeList", new[] { new ViewonKey.Criterion("LastName", "Wash") });
await validator.ValidateCriteria(datondef, viewonKey);
Assert.AreEqual(0, validator.Errors.Count); //last name is ok
viewonKey = new ViewonKey("EmployeeList", new[] { new ViewonKey.Criterion("LastName", "Washington") });
await validator.ValidateCriteria(datondef, viewonKey);
Assert.AreEqual(1, validator.Errors.Count); //last name criteria is too long
viewonKey = new ViewonKey("EmployeeList", new[] { new ViewonKey.Criterion("LastName", "THEM") });
await validator.ValidateCriteria(datondef, viewonKey);
Assert.AreEqual(1, validator.Errors.Count); //last name is not valid by custom rule
}
