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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System.Collections.ObjectModel;
using System.ComponentModel.DataAnnotations;
using Microsoft.AspNetCore.Html;
using Microsoft.AspNetCore.Mvc.ModelBinding;
namespace Microsoft.AspNetCore.Mvc.Rendering;
public class HtmlHelperValidationSummaryTest
{
// Message, HTML attributes, tag -> expected result.
public static TheoryData<string, object, string, string> ValidValidationSummaryData
{
get
{
var attributes = new { @class = "wood smoke", attribute_name = "attribute-value", };
var dictionary = new Dictionary<string, object>
{
{ "class", "wood smoke" },
{ "attribute-name", "attribute-value" },
};
var basicDiv = "<div class=\"HtmlEncode[[validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<ul><li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
var divWithAttributes = "<div attribute-name=\"HtmlEncode[[attribute-value]]\" " +
"class=\"HtmlEncode[[wood smoke validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
var divWithMessage = "<div class=\"HtmlEncode[[validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<span>HtmlEncode[[This is my message]]</span>" + Environment.NewLine +
"<ul><li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
var divWithH3Message = "<div class=\"HtmlEncode[[validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<h3>HtmlEncode[[This is my message]]</h3>" + Environment.NewLine +
"<ul><li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
var divWithMessageAndAttributes = "<div attribute-name=\"HtmlEncode[[attribute-value]]\" " +
"class=\"HtmlEncode[[wood smoke validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<span>HtmlEncode[[This is my message]]</span>" + Environment.NewLine +
"<ul><li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
var divWithH3MessageAndAttributes = "<div attribute-name=\"HtmlEncode[[attribute-value]]\" " +
"class=\"HtmlEncode[[wood smoke validation-summary-valid]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<h3>HtmlEncode[[This is my message]]</h3>" + Environment.NewLine +
"<ul><li style=\"display:none\"></li>" + Environment.NewLine +
"</ul></div>";
return new TheoryData<string, object, string, string>
{
{ null, null, null, basicDiv },
{ null, null, "h3", basicDiv },
{ null, attributes, null, divWithAttributes },
{ null, attributes, "h3", divWithAttributes },
{ null, dictionary, null, divWithAttributes },
{ null, dictionary, "h3", divWithAttributes },
{ "This is my message", null, null, divWithMessage },
{ "This is my message", null, "h3", divWithH3Message },
{ "This is my message", attributes, null, divWithMessageAndAttributes },
{ "This is my message", attributes, "h3", divWithH3MessageAndAttributes },
{ "This is my message", dictionary, null, divWithMessageAndAttributes },
{ "This is my message", dictionary, "h3", divWithH3MessageAndAttributes },
};
}
}
// Exclude property errors, client validation enabled -> expected result with model error, with property error.
public static TheoryData<bool, bool, string, string> OneErrorValidationSummaryData
{
get
{
var divWithError = "<div class=\"HtmlEncode[[validation-summary-errors]]\"><ul>" +
"<li>HtmlEncode[[This is my validation message]]</li>" + Environment.NewLine +
"</ul></div>";
var divWithErrorAndSummary = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[This is my validation message]]</li>" + Environment.NewLine +
"</ul></div>";
return new TheoryData<bool, bool, string, string>
{
{ false, false, divWithError, divWithError },
{ false, true, divWithErrorAndSummary, divWithErrorAndSummary },
{ true, false, divWithError, string.Empty },
{ true, true, divWithError, string.Empty },
};
}
}
// Exclude property errors, prefix -> expected result
public static TheoryData<bool, string, string> MultipleErrorsValidationSummaryData
{
get
{
var divWithRootError = "<div class=\"HtmlEncode[[validation-summary-errors]]\"><ul>" +
"<li>HtmlEncode[[This is an error for the model root.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for the model root.]]</li>" + Environment.NewLine +
"</ul></div>";
var divWithProperty3Error = "<div class=\"HtmlEncode[[validation-summary-errors]]\"><ul>" +
"<li>HtmlEncode[[This is an error for Property3.]]</li>" + Environment.NewLine +
"</ul></div>";
var divWithAllErrors = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[This is an error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[The value '' is not valid for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.OrderedProperty3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.OrderedProperty2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for the model root.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for the model root.]]</li>" + Environment.NewLine +
"</ul></div>";
return new TheoryData<bool, string, string>
{
{ false, string.Empty, divWithAllErrors },
{ false, "Property2", divWithAllErrors },
{ false, "some.unrelated.prefix", divWithAllErrors },
{ true, string.Empty, divWithRootError },
{ true, "Property3", divWithProperty3Error },
{ true, "some.unrelated.prefix", string.Empty },
};
}
}
[Theory]
[MemberData(nameof(ValidValidationSummaryData))]
public void ValidationSummary_AllValid_ReturnsExpectedDiv(
string message,
object htmlAttributes,
string tag,
string expected)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: message,
htmlAttributes: htmlAttributes,
tag: tag);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Theory]
[MemberData(nameof(ValidValidationSummaryData))]
public void ValidationSummary_ExcludePropertyErrorsAllValid_ReturnsEmpty(
string message,
object htmlAttributes,
string tag,
string ignored)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
// Act
var result = html.ValidationSummary(
excludePropertyErrors: true,
message: message,
htmlAttributes: htmlAttributes,
tag: tag);
// Assert
Assert.Equal(HtmlString.Empty, result);
}
[Theory]
[MemberData(nameof(ValidValidationSummaryData))]
public void ValidationSummary_ClientValidationDisabledAllValid_ReturnsEmpty(
string message,
object htmlAttributes,
string tag,
string ignored)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewContext.ClientValidationEnabled = false;
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: message,
htmlAttributes: htmlAttributes,
tag: tag);
// Assert
Assert.Equal(HtmlString.Empty, result);
}
[Theory]
[MemberData(nameof(OneErrorValidationSummaryData))]
public void ValidationSummary_InvalidModel_ReturnsExpectedDiv(
bool excludePropertyErrors,
bool clientValidationEnabled,
string expected,
string ignored)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewContext.ClientValidationEnabled = clientValidationEnabled;
html.ViewData.ModelState.AddModelError(string.Empty, "This is my validation message");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: excludePropertyErrors,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Theory]
[MemberData(nameof(OneErrorValidationSummaryData))]
public void ValidationSummary_InvalidModelWithPrefix_ReturnsExpectedDiv(
bool excludePropertyErrors,
bool clientValidationEnabled,
string expected,
string ignored)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewContext.ClientValidationEnabled = clientValidationEnabled;
html.ViewData.TemplateInfo.HtmlFieldPrefix = "this.is.my.prefix";
html.ViewData.ModelState.AddModelError("this.is.my.prefix", "This is my validation message");
// Act
var result = html.ValidationSummary(
excludePropertyErrors,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Theory]
[MemberData(nameof(OneErrorValidationSummaryData))]
public void ValidationSummary_OneInvalidProperty_ReturnsExpectedDiv(
bool excludePropertyErrors,
bool clientValidationEnabled,
string ignored,
string expected)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewContext.ClientValidationEnabled = clientValidationEnabled;
html.ViewData.ModelState.AddModelError("Property1", "This is my validation message");
// Act
var result = html.ValidationSummary(
excludePropertyErrors,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Theory]
[MemberData(nameof(MultipleErrorsValidationSummaryData))]
public void ValidationSummary_MultipleErrors_ReturnsExpectedDiv(
bool excludePropertyErrors,
string prefix,
string expected)
{
// Arrange
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewData.TemplateInfo.HtmlFieldPrefix = prefix;
AddMultipleErrors(html.ViewData.ModelState);
// Act
var result = html.ValidationSummary(
excludePropertyErrors,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_OrdersCorrectlyWhenElementsAreRemovedFromDictionary()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[New error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.OrderedProperty3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for the model root.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for the model root.]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
AddMultipleErrors(html.ViewData.ModelState);
html.ViewData.ModelState.RemoveAll<ValidationModel>(m => m.Property2);
html.ViewData.ModelState.Remove<ValidationModel>(m => m.Property3);
html.ViewData.ModelState.Remove<ValidationModel>(m => m.Property3.OrderedProperty2);
html.ViewData.ModelState.AddModelError("Property2", "New error for Property2.");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_IncludesErrorsThatAreNotPartOfMetadata()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[This is an error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[The value '' is not valid for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.OrderedProperty3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.OrderedProperty2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for the model root.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for the model root.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[non-existent-error1]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[non-existent-error2]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[non-existent-error3]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new ValidationModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
AddMultipleErrors(html.ViewData.ModelState);
html.ViewData.ModelState.AddModelError("non-existent-property1", "non-existent-error1");
html.ViewData.ModelState.AddModelError("non.existent.property2", "non-existent-error2");
html.ViewData.ModelState.AddModelError("non.existent[0].property3", "non-existent-error3");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_IncludesErrorsForCollectionProperties()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[Property1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[Property2[0].OrderedProperty1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[Property2[0].Property1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[Property2[2].Property3 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[Property2[10].Property2 error]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new ModelWithCollection();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewData.ModelState.AddModelError("Property1", "Property1 error");
html.ViewData.ModelState.AddModelError("Property2[0].OrderedProperty1", "Property2[0].OrderedProperty1 error");
html.ViewData.ModelState.AddModelError("Property2[10].Property2", "Property2[10].Property2 error");
html.ViewData.ModelState.AddModelError("Property2[2].Property3", "Property2[2].Property3 error");
html.ViewData.ModelState.AddModelError("Property2[0].Property1", "Property2[0].Property1 error");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_IncludesErrorsForTopLevelCollectionProperties()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[[0].OrderedProperty2 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[0].OrderedProperty1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[0].Property1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[2].OrderedProperty3 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[2].Property3 error]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new OrderedModel[5];
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewData.ModelState.AddModelError("[0].OrderedProperty2", "[0].OrderedProperty2 error");
html.ViewData.ModelState.AddModelError("[0].Property1", "[0].Property1 error");
html.ViewData.ModelState.AddModelError("[0].OrderedProperty1", "[0].OrderedProperty1 error");
html.ViewData.ModelState.AddModelError("[2].Property3", "[2].Property3 error");
html.ViewData.ModelState.AddModelError("[2].OrderedProperty3", "[2].OrderedProperty3 error");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_IncludesErrorsForPropertiesOnCollectionTypes()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[[0].OrderedProperty2 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[0].OrderedProperty1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[0].Property1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[2].OrderedProperty3 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[[2].Property3 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[OrderedProperty1 error]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[OrderedProperty2 error]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new OrderedModel[5];
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
html.ViewData.ModelState.AddModelError("[0].OrderedProperty2", "[0].OrderedProperty2 error");
html.ViewData.ModelState.AddModelError("[0].Property1", "[0].Property1 error");
html.ViewData.ModelState.AddModelError("[0].OrderedProperty1", "[0].OrderedProperty1 error");
html.ViewData.ModelState.AddModelError("[2].Property3", "[2].Property3 error");
html.ViewData.ModelState.AddModelError("[2].OrderedProperty3", "[2].OrderedProperty3 error");
html.ViewData.ModelState.AddModelError("OrderedProperty1", "OrderedProperty1 error");
html.ViewData.ModelState.AddModelError("OrderedProperty2", "OrderedProperty2 error");
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_ErrorsInModelUsingOrder_SortsErrorsAsExpected()
{
// Arrange
var expected = "<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\"><ul>" +
"<li>HtmlEncode[[This is an error for OrderedProperty3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for OrderedProperty2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for OrderedProperty2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is yet-another error for OrderedProperty2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for OrderedProperty1.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property3.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property1.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for Property1.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is another error for Property2.]]</li>" + Environment.NewLine +
"<li>HtmlEncode[[This is an error for LastProperty.]]</li>" + Environment.NewLine +
"</ul></div>";
var model = new OrderedModel();
var html = DefaultTemplatesUtilities.GetHtmlHelper(model);
AddOrderedErrors(html.ViewData.ModelState);
// Act
var result = html.ValidationSummary(
excludePropertyErrors: false,
message: null,
htmlAttributes: null,
tag: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
[Fact]
public void ValidationSummary_UsesValuesFromModelState()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary();
// Assert
Assert.Equal(
"<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<ul><li>HtmlEncode[[Error for Property1]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_ExcludesPropertyErrors()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(excludePropertyErrors: true);
// Assert
Assert.Equal(HtmlString.Empty, validationSummaryResult);
}
[Fact]
public void ValidationSummary_UsesSpecifiedMessage()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(message: "Custom Message");
// Assert
Assert.Equal(
"<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<span>HtmlEncode[[Custom Message]]</span>" + Environment.NewLine +
"<ul><li>HtmlEncode[[Error for Property1]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedTag()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(message: "Custom Message", tag: "div");
// Assert
Assert.Equal(
"<div class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<div>HtmlEncode[[Custom Message]]</div>" + Environment.NewLine +
"<ul><li>HtmlEncode[[Error for Property1]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedMessageAndExcludesPropertyErrors()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError(string.Empty, "Error for root");
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(excludePropertyErrors: true, message: "Custom Message");
// Assert
Assert.Equal(
"<div class=\"HtmlEncode[[validation-summary-errors]]\"><span>HtmlEncode[[Custom Message]]</span>" +
Environment.NewLine +
"<ul><li>HtmlEncode[[Error for root]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedHtmlAttributes()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(message: "Custom Message", htmlAttributes: new { attr = "value" });
// Assert
Assert.Equal(
"<div attr=\"HtmlEncode[[value]]\" class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<span>HtmlEncode[[Custom Message]]</span>" + Environment.NewLine +
"<ul><li>HtmlEncode[[Error for Property1]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedHtmlAttributesAndTag()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(message: "Custom Message", htmlAttributes: new { attr = "value" }, tag: "div");
// Assert
Assert.Equal(
"<div attr=\"HtmlEncode[[value]]\" class=\"HtmlEncode[[validation-summary-errors]]\" data-valmsg-summary=\"HtmlEncode[[true]]\">" +
"<div>HtmlEncode[[Custom Message]]</div>" + Environment.NewLine +
"<ul><li>HtmlEncode[[Error for Property1]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedUsesSpecifiedTagAndExcludesPropertyErrors()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError(string.Empty, "Error for root");
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(excludePropertyErrors: true, message: "Custom Message", tag: "div");
// Assert
Assert.Equal(
"<div class=\"HtmlEncode[[validation-summary-errors]]\"><div>HtmlEncode[[Custom Message]]</div>" +
Environment.NewLine +
"<ul><li>HtmlEncode[[Error for root]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
[Fact]
public void ValidationSummary_UsesSpecifiedUsesSpecifiedHtmlAttributesAndExcludesPropertyErrors()
{
// Arrange
var helper = DefaultTemplatesUtilities.GetHtmlHelper();
helper.ViewData.ModelState.AddModelError(string.Empty, "Error for root");
helper.ViewData.ModelState.AddModelError("Property1", "Error for Property1");
// Act
var validationSummaryResult = helper.ValidationSummary(
excludePropertyErrors: true,
message: "Custom Message",
htmlAttributes: new { attr = "value" });
// Assert
Assert.Equal(
"<div attr=\"HtmlEncode[[value]]\" class=\"HtmlEncode[[validation-summary-errors]]\"><span>HtmlEncode[[Custom Message]]</span>" +
Environment.NewLine +
"<ul><li>HtmlEncode[[Error for root]]</li>" + Environment.NewLine +
"</ul></div>",
HtmlContentUtilities.HtmlContentToString(validationSummaryResult));
}
// Adds errors for various parts of the model, including the root.
private void AddMultipleErrors(ModelStateDictionary modelState)
{
modelState.AddModelError("Property3.Property2", "This is an error for Property3.Property2.");
modelState.AddModelError("Property3.OrderedProperty3", "This is an error for Property3.OrderedProperty3.");
modelState.AddModelError("Property3.OrderedProperty2", "This is an error for Property3.OrderedProperty2.");
modelState.SetModelValue("Property3.Empty", rawValue: null, attemptedValue: null);
modelState.MarkFieldValid("Property3.Empty");
var provider = new EmptyModelMetadataProvider();
var metadata = provider.GetMetadataForProperty(typeof(ValidationModel), nameof(ValidationModel.Property3));
modelState.AddModelError("Property3", "This is an error for Property3.");
modelState.AddModelError("Property3", new InvalidCastException("Exception will be ignored."), metadata);
metadata = provider.GetMetadataForProperty(typeof(ValidationModel), nameof(ValidationModel.Property2));
modelState.AddModelError("Property2", "This is an error for Property2.");
modelState.AddModelError("Property2", "This is another error for Property2.");
modelState.AddModelError("Property2", new OverflowException("Produces invalid value message"), metadata);
metadata = provider.GetMetadataForType(typeof(ValidationModel));
modelState.AddModelError(string.Empty, "This is an error for the model root.");
modelState.AddModelError(string.Empty, "This is another error for the model root.");
modelState.AddModelError(string.Empty, new InvalidOperationException("Another ignored Exception."), metadata);
}
// Adds one or more errors for all properties in OrderedModel. But adds errors out of order.
private void AddOrderedErrors(ModelStateDictionary modelState)
{
var provider = new EmptyModelMetadataProvider();
var metadata = provider.GetMetadataForProperty(typeof(OrderedModel), nameof(OrderedModel.Property3));
modelState.AddModelError("Property3", "This is an error for Property3.");
modelState.AddModelError("Property3", new InvalidCastException("An ignored Exception."), metadata);
modelState.AddModelError("Property2", "This is an error for Property2.");
modelState.AddModelError("Property2", "This is another error for Property2.");
modelState.AddModelError("OrderedProperty3", "This is an error for OrderedProperty3.");
modelState.AddModelError("OrderedProperty2", "This is an error for OrderedProperty2.");
modelState.AddModelError("OrderedProperty2", "This is another error for OrderedProperty2.");
modelState.AddModelError("LastProperty", "This is an error for LastProperty.");
modelState.AddModelError("Property1", "This is an error for Property1.");
modelState.AddModelError("Property1", "This is another error for Property1.");
modelState.AddModelError("OrderedProperty1", "This is an error for OrderedProperty1.");
modelState.AddModelError("OrderedProperty2", "This is yet-another error for OrderedProperty2.");
modelState.SetModelValue("Empty", rawValue: null, attemptedValue: null);
modelState.MarkFieldValid("Empty");
}
private class ValidationModel
{
public string Property1 { get; set; }
public string Property2 { get; set; }
public OrderedModel Property3 { get; set; }
}
private class OrderedModel
{
[Display(Order = 10001)]
public string LastProperty { get; set; }
public string Property3 { get; set; }
public string Property1 { get; set; }
public string Property2 { get; set; }
[Display(Order = 23)]
public string OrderedProperty3 { get; set; }
[Display(Order = 23)]
public string OrderedProperty2 { get; set; }
[Display(Order = 23)]
public string OrderedProperty1 { get; set; }
// Exists to ensure #4989 does not regress. Issue specific to case where collection has a ModelStateEntry
// but no element does.
public byte[] Empty { get; set; }
}
private class ModelWithCollection
{
public string Property1 { get; set; }
public List<OrderedModel> Property2 { get; set; }
}
private class CollectionType : Collection<OrderedModel>
{
[Display(Order = 1)]
public string OrderedProperty2 { get; set; }
[Display(Order = 2)]
public string OrderedProperty1 { get; set; }
}
}
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