public void ModelClientValidationMaxLengthRuleTestAddsMaxLengthParameter()
{
// Arrange
var clientValidationRule = new ModelClientValidationMaxLengthRule("Max length error message", 8);
// Assert
Assert.Equal(1, clientValidationRule.ValidationParameters.Count);
Assert.Equal(8, clientValidationRule.ValidationParameters["max"]);
Assert.Equal("Max length error message", clientValidationRule.ErrorMessage);
}
public void ModelClientValidationMaxLengthRuleTestAddsMaxLengthParameter()
{
// Arrange
var clientValidationRule = new ModelClientValidationMaxLengthRule("Max length error message", 8);
// Assert
Assert.Equal(1, clientValidationRule.ValidationParameters.Count);
Assert.Equal(8, clientValidationRule.ValidationParameters["max"]);
Assert.Equal("Max length error message", clientValidationRule.ErrorMessage);
}
public override IEnumerable <ModelClientValidationRule> GetClientValidationRules()
{
if (!ShouldGenerateClientSideRules())
{
yield break;
}
// Don't generate clientside rules if min/max are lazily loaded.
var lengthVal = LengthValidator as LengthValidator;
if (lengthVal != null && lengthVal.MaxFunc != null && lengthVal.MinFunc != null)
{
yield break;
}
var formatter = ValidatorOptions.MessageFormatterFactory()
.AppendPropertyName(Rule.GetDisplayName())
.AppendArgument("MinLength", LengthValidator.Min)
.AppendArgument("MaxLength", LengthValidator.Max);
var messageNeedsSplitting = LengthValidator.ErrorMessageSource.ResourceType == typeof(LanguageManager);
string message;
try {
message = LengthValidator.ErrorMessageSource.GetString(null);
}
catch (FluentValidationMessageFormatException) {
// Use provided a message that contains placeholders based on object properties. We can't use that here, so just fall back to the default.
if (lengthVal is MinimumLengthValidator)
{
message = ValidatorOptions.LanguageManager.GetStringForValidator <MinimumLengthValidator>();
}
else if (lengthVal is MaximumLengthValidator)
{
message = ValidatorOptions.LanguageManager.GetStringForValidator <MaximumLengthValidator>();
}
else if (lengthVal is ExactLengthValidator)
{
message = ValidatorOptions.LanguageManager.GetStringForValidator <ExactLengthValidator>();
}
else
{
message = ValidatorOptions.LanguageManager.GetStringForValidator <LengthValidator>();
}
messageNeedsSplitting = true;
}
if (messageNeedsSplitting)
{
// If we're using the default resources then the mesage for length errors will have two parts, eg:
// '{PropertyName}' must be between {MinLength} and {MaxLength} characters. You entered {TotalLength} characters.
// We can't include the "TotalLength" part of the message because this information isn't available at the time the message is constructed.
// Instead, we'll just strip this off by finding the index of the period that separates the two parts of the message.
message = message.Substring(0, message.IndexOf(".") + 1);
}
message = formatter.BuildMessage(message);
ModelClientValidationRule rule;
if (lengthVal is MinimumLengthValidator)
{
rule = new ModelClientValidationMinLengthRule(message, LengthValidator.Min);
}
else if (lengthVal is MaximumLengthValidator)
{
rule = new ModelClientValidationMaxLengthRule(message, LengthValidator.Max);
}
else
{
rule = new ModelClientValidationStringLengthRule(message, LengthValidator.Min, LengthValidator.Max);
}
yield return(rule);
}
