427 lines
18 KiB
C#
427 lines
18 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.Globalization;
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using Microsoft.AspNet.Mvc.ModelBinding;
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using Microsoft.AspNet.Routing;
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using Xunit;
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namespace Microsoft.AspNet.Mvc.Rendering
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{
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public class HtmlHelperCheckBoxTest
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{
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[Fact]
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public void CheckBoxOverridesCalculatedValuesWithValuesFromHtmlAttributes()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""Property3"" name=""Property3"" type=""checkbox"" " +
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@"value=""false"" /><input name=""Property3"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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// Act
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var html = helper.CheckBox("Property3",
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isChecked: null,
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htmlAttributes: new { @checked = "checked", value = "false" });
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxExplicitParametersOverrideDictionary_ForValueInModel()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""Property3"" name=""Property3"" type=""checkbox"" " +
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@"value=""false"" /><input name=""Property3"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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// Act
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var html = helper.CheckBox("Property3",
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isChecked: true,
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htmlAttributes: new { @checked = "unchecked", value = "false" });
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxExplicitParametersOverrideDictionary_ForNullModel()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""foo"" name=""foo"" type=""checkbox"" value=""false"" />" +
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@"<input name=""foo"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper();
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// Act
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var html = helper.CheckBox("foo",
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isChecked: true,
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htmlAttributes: new { @checked = "unchecked", value = "false" });
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxWithInvalidBooleanThrows()
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{
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// Arrange
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var expected = "String was not recognized as a valid Boolean.";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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// Act & Assert
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var ex = Assert.Throws<FormatException>(
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() => helper.CheckBox("Property2", isChecked: null, htmlAttributes: null));
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Assert.Equal(expected, ex.Message);
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}
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[Fact]
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public void CheckBoxCheckedWithOnlyName()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""Property1"" name=""Property1"" type=""checkbox"" " +
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@"value=""true"" /><input name=""Property1"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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// Act
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var html = helper.CheckBox("Property1", isChecked: true, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxUsesAttemptedValueFromModelState()
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{
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// Arrange
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var expected = @"<input id=""Property1"" name=""Property1"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Property1"" type=""hidden"" value=""false"" />";
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var valueProviderResult = new ValueProviderResult("false", "false", CultureInfo.InvariantCulture);
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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helper.ViewData.ModelState.SetModelValue("Property1", valueProviderResult);
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// Act
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var html = helper.CheckBox("Property1", isChecked: null, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxGeneratesUnobtrusiveValidationAttributes()
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{
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// Arrange
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var expected = @"<input data-val=""true"" data-val-required=""The Name field is required."" id=""Name""" +
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@" name=""Name"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Name"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetModelWithValidationViewData());
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// Act
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var html = helper.CheckBox("Name", isChecked: null, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxReplacesUnderscoresInHtmlAttributesWithDashes()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""Property1"" name=""Property1"" " +
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@"Property1-Property3=""Property3ObjValue"" type=""checkbox"" value=""true"" /><input " +
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@"name=""Property1"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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var htmlAttributes = new { Property1_Property3 = "Property3ObjValue" };
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// Act
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var html = helper.CheckBox("Property1", isChecked: true, htmlAttributes: htmlAttributes);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxWithPrefix_ReplaceDotsInIdByDefaultWithUnderscores()
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{
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// Arrange
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var expected = @"<input id=""MyPrefix_Property1"" name=""MyPrefix.Property1"" " +
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@"Property3=""Property3Value"" type=""checkbox"" value=""true"" /><input " +
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@"name=""MyPrefix.Property1"" type=""hidden"" value=""false"" />";
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var dictionary = new RouteValueDictionary(new { Property3 = "Property3Value" });
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var helper = DefaultTemplatesUtilities.GetHtmlHelper();
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helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
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// Act
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var html = helper.CheckBox("Property1", isChecked: false, htmlAttributes: dictionary);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxWithPrefix_ReplacesDotsInIdWithIdDotReplacement()
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{
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// Arrange
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var expected = @"<input id=""MyPrefix!!!Property1"" name=""MyPrefix.Property1"" " +
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@"Property3=""Property3Value"" type=""checkbox"" value=""true"" /><input " +
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@"name=""MyPrefix.Property1"" type=""hidden"" value=""false"" />";
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var dictionary = new Dictionary<string, object> { { "Property3", "Property3Value" } };
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var helper = DefaultTemplatesUtilities.GetHtmlHelper();
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helper.IdAttributeDotReplacement = "!!!";
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helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
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// Act
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var html = helper.CheckBox("Property1", isChecked: false, htmlAttributes: dictionary);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxWithPrefixAndEmptyName()
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{
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// Arrange
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var expected = @"<input id=""MyPrefix"" name=""MyPrefix"" Property3=""Property3Value"" " +
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@"type=""checkbox"" value=""true"" /><input name=""MyPrefix"" type=""hidden"" " +
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@"value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(model: false);
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var attributes = new Dictionary<string, object> { { "Property3", "Property3Value" } };
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helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
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// Act
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var html = helper.CheckBox(string.Empty, isChecked: false, htmlAttributes: attributes);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxWithComplexExpressionsEvaluatesValuesInViewDataDictionary()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""ComplexProperty_Property1"" name=""ComplexProperty." +
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@"Property1"" type=""checkbox"" value=""true"" /><input name=""ComplexProperty.Property1""" +
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@" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetModelWithValidationViewData());
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// Act
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var html = helper.CheckBox("ComplexProperty.Property1", isChecked: null, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxForWithNullContainer_TreatsBooleanAsFalse()
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{
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// Arrange
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var expected = @"<input id=""Property1"" name=""Property1"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Property1"" type=""hidden"" value=""false"" />";
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var viewData = GetTestModelViewData();
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
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var valueProviderResult = new ValueProviderResult("false", "false", CultureInfo.InvariantCulture);
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viewData.ModelState.SetModelValue("Property1", valueProviderResult);
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// Act
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var html = helper.CheckBoxFor(m => m.Property1);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Theory]
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[InlineData(false, "")]
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[InlineData(true, "checked=\"checked\" ")]
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public void CheckBoxForWithNonNullContainer_UsesPropertyValue(bool value, string expectedChecked)
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{
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// Arrange
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var expected = @"<input {0}id=""Property1"" name=""Property1"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Property1"" type=""hidden"" value=""false"" />";
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expected = string.Format(expected, expectedChecked);
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var viewData = GetTestModelViewData();
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viewData.Model = new TestModel
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{
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Property1 = value,
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};
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
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// Act
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var html = helper.CheckBoxFor(m => m.Property1);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxForOverridesCalculatedParametersWithValuesFromHtmlAttributes()
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{
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// Arrange
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var expected = @"<input checked=""checked"" id=""Property3"" name=""Property3"" type=""checkbox"" " +
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@"value=""false"" /><input name=""Property3"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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// Act
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var html = helper.CheckBoxFor(m => m.Property3, new { @checked = "checked", value = "false" });
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxForGeneratesUnobtrusiveValidationAttributes()
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{
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// Arrange
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var expected = @"<input data-val=""true"" data-val-required=""The Name field is required."" id=""Name""" +
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@" name=""Name"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Name"" type=""hidden"" value=""false"" />";
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var metadataProvider = new DataAnnotationsModelMetadataProvider();
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var viewDataDictionary = new ViewDataDictionary<ModelWithValidation>(metadataProvider)
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{
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Model = new ModelWithValidation()
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};
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewDataDictionary);
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// Act
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var html = helper.CheckBoxFor(m => m.Name, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Theory]
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[InlineData("false", "")]
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[InlineData("true", "checked=\"checked\" ")]
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public void CheckBoxFor_UsesModelStateAttemptedValue(string attemptedValue, string expectedChecked)
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{
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// Arrange
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var expected = @"<input {0}id=""Property1"" name=""Property1"" type=""checkbox"" value=""true"" />" +
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@"<input name=""Property1"" type=""hidden"" value=""false"" />";
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expected = string.Format(expected, expectedChecked);
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var viewData = GetTestModelViewData();
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
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var valueProviderResult =
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new ValueProviderResult(attemptedValue, attemptedValue, CultureInfo.InvariantCulture);
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viewData.ModelState.SetModelValue("Property1", valueProviderResult);
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// Act
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var html = helper.CheckBoxFor(m => m.Property1);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxFor_WithObjectAttribute_MapsUnderscoresInNamesToDashes()
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{
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// Arrange
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var expected = @"<input id=""Property1"" name=""Property1"" " +
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@"Property1-Property3=""Property3ObjValue"" type=""checkbox"" value=""true"" /><input " +
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@"name=""Property1"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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var htmlAttributes = new { Property1_Property3 = "Property3ObjValue" };
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// Act
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var html = helper.CheckBoxFor(m => m.Property1, htmlAttributes);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxForWith_AttributeDictionary_GeneratesExpectedAttributes()
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{
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// Arrange
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var expected = @"<input id=""Property1"" name=""Property1"" " +
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@"Property3=""Property3Value"" type=""checkbox"" value=""true"" /><input " +
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@"name=""Property1"" type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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var attributes = new Dictionary<string, object> { { "Property3", "Property3Value" } };
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// Act
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var html = helper.CheckBoxFor(m => m.Property1, attributes);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxForWithPrefix()
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{
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// Arrange
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var expected = @"<input id=""MyPrefix_Property1"" name=""MyPrefix.Property1"" Property3=""PropValue"" " +
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@"type=""checkbox"" value=""true"" /><input name=""MyPrefix.Property1"" type=""hidden"" " +
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@"value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
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helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
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var attributes = new Dictionary<string, object> { { "Property3", "PropValue" } };
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// Act
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var html = helper.CheckBoxFor(m => m.Property1, attributes);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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[Fact]
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public void CheckBoxFor_WithComplexExpressions_DoesNotUseValuesFromViewDataDictionary()
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{
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// Arrange
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var expected = @"<input id=""ComplexProperty_Property1"" name=""ComplexProperty." +
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@"Property1"" type=""checkbox"" value=""true"" /><input name=""ComplexProperty.Property1"" " +
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@"type=""hidden"" value=""false"" />";
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var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetModelWithValidationViewData());
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// Act
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var html = helper.CheckBoxFor(m => m.ComplexProperty.Property1, htmlAttributes: null);
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// Assert
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Assert.Equal(expected, html.ToString());
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}
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private static ViewDataDictionary<TestModel> GetTestModelViewData()
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{
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return new ViewDataDictionary<TestModel>(new EmptyModelMetadataProvider())
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{
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{ "Property1", true },
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{ "Property2", "NotTrue" },
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{ "Property3", false }
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};
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}
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private static ViewDataDictionary<ModelWithValidation> GetModelWithValidationViewData()
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{
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var provider = new DataAnnotationsModelMetadataProvider();
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var viewData = new ViewDataDictionary<ModelWithValidation>(provider)
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{
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{ "ComplexProperty.Property1", true },
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{ "ComplexProperty.Property2", "NotTrue" },
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{ "ComplexProperty.Property3", false }
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};
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viewData.Model = new ModelWithValidation();
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return viewData;
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}
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private class TestModel
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{
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public bool Property1 { get; set; }
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public bool Property2 { get; set; }
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public bool Property3 { get; set; }
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}
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private class ModelWithValidation
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{
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[Required]
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public bool Name { get; set; }
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public TestModel ComplexProperty { get; set; }
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}
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}
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} |