public void AddValidation_DoesNotTrounceExistingAttributes()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new StringLengthAttribute(10) { MinimumLength = 3 };
var adapter = new StringLengthAttributeAdapter(attribute, stringLocalizer: null);
var expectedMessage = attribute.FormatErrorMessage("Length");
var actionContext = new ActionContext();
var context = new ClientModelValidationContext(actionContext, metadata, provider, new AttributeDictionary());
context.Attributes.Add("data-val", "original");
context.Attributes.Add("data-val-length", "original");
context.Attributes.Add("data-val-length-max", "original");
context.Attributes.Add("data-val-length-min", "original");
// Act
adapter.AddValidation(context);
// Assert
Assert.Collection(
context.Attributes,
kvp => { Assert.Equal("data-val", kvp.Key); Assert.Equal("original", kvp.Value); },
kvp => { Assert.Equal("data-val-length", kvp.Key); Assert.Equal("original", kvp.Value); },
kvp => { Assert.Equal("data-val-length-max", kvp.Key); Assert.Equal("original", kvp.Value); },
kvp => { Assert.Equal("data-val-length-min", kvp.Key); Assert.Equal("original", kvp.Value); });
}
public static string GetStringLengthErrorMessage(int? minimumLength, int maximumLength, string field)
{
var attr = new StringLengthAttribute(maximumLength);
if (minimumLength != null)
{
attr.MinimumLength = (int)minimumLength;
}
return attr.FormatErrorMessage(field);
}
public void GetClientValidationRules_WithMaxLength_ReturnsValidationParameters()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new StringLengthAttribute(8);
var adapter = new StringLengthAttributeAdapter(attribute);
var serviceCollection = new ServiceCollection();
var requestServices = serviceCollection.BuildServiceProvider();
var context = new ClientModelValidationContext(metadata, provider, requestServices);
// Act
var rules = adapter.GetClientValidationRules(context);
// Assert
var rule = Assert.Single(rules);
Assert.Equal("length", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(8, rule.ValidationParameters["max"]);
Assert.Equal(attribute.FormatErrorMessage("Length"), rule.ErrorMessage);
}
public void AddValidation_WithMaxLength_AddsAttributes()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new StringLengthAttribute(8);
var adapter = new StringLengthAttributeAdapter(attribute, stringLocalizer: null);
var expectedMessage = attribute.FormatErrorMessage("Length");
var actionContext = new ActionContext();
var context = new ClientModelValidationContext(actionContext, metadata, provider, new AttributeDictionary());
// Act
adapter.AddValidation(context);
// Assert
Assert.Collection(
context.Attributes,
kvp => { Assert.Equal("data-val", kvp.Key); Assert.Equal("true", kvp.Value); },
kvp => { Assert.Equal("data-val-length", kvp.Key); Assert.Equal(expectedMessage, kvp.Value); },
kvp => { Assert.Equal("data-val-length-max", kvp.Key); Assert.Equal("8", kvp.Value); });
}
public void GetClientValidationRules_WithMinAndMaxLength_ReturnsValidationParameters()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new StringLengthAttribute(10) { MinimumLength = 3 };
var adapter = new StringLengthAttributeAdapter(attribute, stringLocalizer: null);
var actionContext = new ActionContext();
var context = new ClientModelValidationContext(actionContext, metadata, provider);
// Act
var rules = adapter.GetClientValidationRules(context);
// Assert
var rule = Assert.Single(rules);
Assert.Equal("length", rule.ValidationType);
Assert.Equal(2, rule.ValidationParameters.Count);
Assert.Equal(3, rule.ValidationParameters["min"]);
Assert.Equal(10, rule.ValidationParameters["max"]);
Assert.Equal(attribute.FormatErrorMessage("Length"), rule.ErrorMessage);
}
public void Entity_Invoke_Validates_Property_Validation()
{
TestEntityContainer container = new TestEntityContainer();
var invocableCity = new City("This is an invalid state name");
container.GetEntitySet<City>().Add(invocableCity);
invocableCity.Name = "Redmond";
StringLengthAttribute expectedAttribute = new StringLengthAttribute(2);
string expectedMember = "StateName";
string expectedError = expectedAttribute.FormatErrorMessage(expectedMember);
ExceptionHelper.ExpectValidationException(delegate
{
invocableCity.AssignCityZone("West");
}, expectedError, expectedAttribute.GetType(), invocableCity.StateName);
}
