public void ClientRulesWithMaxLengthAttributeAndCustomMessage()
{
// Arrange
var propertyName = "Length";
var message = "{0} must be at most {1}";
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), propertyName);
var attribute = new MaxLengthAttribute(5)
{
ErrorMessage = message
};
var adapter = new MaxLengthAttributeAdapter(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("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_StringLocalizer_ReturnsLocalizedErrorString()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var errorKey = metadata.GetDisplayName();
var attribute = new MaxLengthAttribute(10);
attribute.ErrorMessage = errorKey;
var localizedString = new LocalizedString(errorKey, "Longueur est invalide");
var stringLocalizer = new Mock <IStringLocalizer>();
stringLocalizer.Setup(s => s[errorKey]).Returns(localizedString);
var adapter = new MaxLengthAttributeAdapter(attribute, stringLocalizer.Object);
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("maxlength", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(10, rule.ValidationParameters["max"]);
Assert.Equal("Longueur est invalide", rule.ErrorMessage);
}
public void ClientRulesWithMaxLengthAttribute_Localize()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new MaxLengthAttribute(10);
attribute.ErrorMessage = "Property must be max '{1}' characters long.";
var expectedProperties = new object[] { "Length", 10 };
var expectedMessage = "Property must be max '10' characters long.";
var stringLocalizer = new Mock <IStringLocalizer>();
stringLocalizer.Setup(s => s[attribute.ErrorMessage, expectedProperties])
.Returns(new LocalizedString(attribute.ErrorMessage, expectedMessage));
var adapter = new MaxLengthAttributeAdapter(attribute, stringLocalizer: stringLocalizer.Object);
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("maxlength", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(10, rule.ValidationParameters["max"]);
Assert.Equal(attribute.FormatErrorMessage("Length"), rule.ErrorMessage);
}
public void ClientRulesWithMaxLengthAttribute()
{
// Arrange
var provider = TestModelMetadataProvider.CreateDefaultProvider();
var metadata = provider.GetMetadataForProperty(typeof(string), "Length");
var attribute = new MaxLengthAttribute(10);
var adapter = new MaxLengthAttributeAdapter(attribute, stringLocalizer: null);
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("maxlength", rule.ValidationType);
Assert.Equal(1, rule.ValidationParameters.Count);
Assert.Equal(10, rule.ValidationParameters["max"]);
Assert.Equal(attribute.FormatErrorMessage("Length"), rule.ErrorMessage);
}