public void MinLengthAttribute_AddValidation_AttributeAndCustomMessage() { // Arrange var propertyName = "Length"; var provider = TestModelMetadataProvider.CreateDefaultProvider(); var metadata = provider.GetMetadataForProperty(typeof(string), propertyName); var attribute = new MinLengthAttribute(2) { ErrorMessage = "Array must have at least {1} items." }; var adapter = new MinLengthAttributeAdapter(attribute, stringLocalizer: null); var expectedMessage = "Array must have at least 2 items."; var actionContext = new ActionContext(); var context = new ClientModelValidationContext(actionContext, metadata, provider, new Dictionary <string, string>()); // 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-minlength", kvp.Key); Assert.Equal(expectedMessage, kvp.Value); }, kvp => { Assert.Equal("data-val-minlength-min", kvp.Key); Assert.Equal("2", kvp.Value); }); }
public void MinLengthAttribute_AddValidation_Localize() { // Arrange var provider = TestModelMetadataProvider.CreateDefaultProvider(); var metadata = provider.GetMetadataForProperty(typeof(string), "Length"); var attribute = new MinLengthAttribute(6); attribute.ErrorMessage = "Property must be at least '{1}' characters long."; var expectedProperties = new object[] { "Length", 6 }; var expectedMessage = "Property must be at least '6' characters long."; var stringLocalizer = new Mock <IStringLocalizer>(); stringLocalizer.Setup(s => s[attribute.ErrorMessage, expectedProperties]) .Returns(new LocalizedString(attribute.ErrorMessage, expectedMessage)); var adapter = new MinLengthAttributeAdapter(attribute, stringLocalizer: stringLocalizer.Object); var actionContext = new ActionContext(); var context = new ClientModelValidationContext(actionContext, metadata, provider, new Dictionary <string, string>()); // 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-minlength", kvp.Key); Assert.Equal(expectedMessage, kvp.Value); }, kvp => { Assert.Equal("data-val-minlength-min", kvp.Key); Assert.Equal("6", kvp.Value); }); }