public void ClientRulesWithMaxLengthAttributeAndCustomMessage()
{
// Arrange
var propertyName = "Length";
var message = "{0} must be at most {1}";
var provider = new DataAnnotationsModelMetadataProvider();
var metadata = provider.GetMetadataForProperty(() => null, typeof(string), propertyName);
var attribute = new MaxLengthAttribute(5)
{
ErrorMessage = message
};
var adapter = new MaxLengthAttributeAdapter(attribute);
var context = new ClientModelValidationContext(metadata, provider);
// Act
var rules = adapter.GetClientValidationRules(context);
// Assert
var rule = Assert.Single(rules);
Assert.Equal("maxlength", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(5, rule.ValidationParameters["max"]);
Assert.Equal("Length must be at most 5", rule.ErrorMessage);
}
public void ClientRulesWithMaxLengthAttribute()
{
// Arrange
var provider = new DataAnnotationsModelMetadataProvider();
var metadata = provider.GetMetadataForProperty(() => null, typeof(string), "Length");
var attribute = new MaxLengthAttribute(10);
var adapter = new MaxLengthAttributeAdapter(attribute);
var context = new ClientModelValidationContext(metadata, provider);
// Act
var rules = adapter.GetClientValidationRules(context);
// Assert
var rule = Assert.Single(rules);
Assert.Equal("maxlength", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(10, rule.ValidationParameters["max"]);
Assert.Equal(attribute.FormatErrorMessage("Length"), rule.ErrorMessage);
}