internal static string GetModelStateErrorMessage(DateInputParseErrors parseErrors, ModelMetadata modelMetadata)
{
// TODO Make these messages configurable
// (see Microsoft.AspNetCore.Mvc.ModelBinding.Metadata.ModelBindingMessageProvider)
Debug.Assert(parseErrors != DateInputParseErrors.None);
Debug.Assert(parseErrors != (DateInputParseErrors.MissingDay | DateInputParseErrors.MissingMonth | DateInputParseErrors.MissingYear));
var displayName = modelMetadata.DisplayName ?? modelMetadata.PropertyName;
var missingComponents = new List <string>();
if ((parseErrors & DateInputParseErrors.MissingDay) != 0)
{
missingComponents.Add("day");
}
if ((parseErrors & DateInputParseErrors.MissingMonth) != 0)
{
missingComponents.Add("month");
}
if ((parseErrors & DateInputParseErrors.MissingYear) != 0)
{
missingComponents.Add("year");
}
if (missingComponents.Count > 0)
{
Debug.Assert(missingComponents.Count <= 2);
return($"{displayName} must include a {string.Join(" and ", missingComponents)}");
}
return($"{displayName} must be a real date");
}
public bool TryGetErrorsForModel(string modelName, out DateInputParseErrors errors)
{
if (modelName is null)
{
throw new ArgumentNullException(nameof(modelName));
}
return(_errors.TryGetValue(modelName, out errors));
}
public void SetErrorsForModel(string modelName, DateInputParseErrors parseErrors)
{
if (modelName is null)
{
throw new ArgumentNullException(nameof(modelName));
}
_errors[modelName] = parseErrors;
}
public void Parse_InvalidDate_ComputesExpectedParseErrors(
string day, string month, string year, DateInputParseErrors expectedParseErrors)
{
// Arrange
// Act
var result = DateInputModelBinder.Parse(day, month, year, out var dateComponents);
// Assert
Assert.Equal(default, dateComponents);
public void GetModelStateErrorMessage(DateInputParseErrors parseErrors, string expectedMessage)
{
// Arrange
var modelMetadata = new DisplayNameModelMetadata("Date of birth");
// Act
var result = DateInputModelBinder.GetModelStateErrorMessage(parseErrors, modelMetadata);
// Assert
Assert.Equal(expectedMessage, result);
}
public static DateInputErrorComponents GetErrorComponents(this DateInputParseErrors parseErrors) => DateInputErrorComponents.None | (((parseErrors & (DateInputParseErrors.MissingDay | DateInputParseErrors.InvalidDay)) != 0) ? DateInputErrorComponents.Day : 0) | (((parseErrors & (DateInputParseErrors.MissingMonth | DateInputParseErrors.InvalidMonth)) != 0) ? DateInputErrorComponents.Month : 0) | (((parseErrors & (DateInputParseErrors.MissingYear | DateInputParseErrors.InvalidYear)) != 0) ? DateInputErrorComponents.Year : 0);
public virtual bool TryCreateModelFromErrors(Type modelType, DateInputParseErrors errors, out object?model)
{
model = default;
return(false);
}