public void DisplayNameHelpers_ReturnDisplayNameForProperty_IfNonNull(string displayName)
{
// Arrange
var provider = new TestModelMetadataProvider();
provider
.ForProperty <DefaultTemplatesUtilities.ObjectTemplateModel>("Property1")
.DisplayDetails(dd => dd.DisplayName = () => displayName);
var helper = DefaultTemplatesUtilities.GetHtmlHelper(provider: provider);
var enumerableHelper = DefaultTemplatesUtilities.GetHtmlHelperForEnumerable(provider: provider);
// Act
var displayNameResult = helper.DisplayName("Property1");
var displayNameForResult = helper.DisplayNameFor(m => m.Property1);
var displayNameForEnumerableResult = enumerableHelper.DisplayNameFor(m => m.Property1);
// Assert
Assert.Equal(displayName, displayNameResult);
Assert.Equal(displayName, displayNameForResult);
Assert.Equal(displayName, displayNameForEnumerableResult);
}
public void CheckBoxNotInTemplate_GetsValueFromPropertyOfViewDataEntry()
{
// Arrange
var expected =
@"<input checked=""HtmlEncode[[checked]]"" id=""HtmlEncode[[Prefix_Property1]]"" " +
@"name=""HtmlEncode[[Prefix.Property1]]"" type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" />" +
@"<input name=""HtmlEncode[[Prefix.Property1]]"" type=""HtmlEncode[[hidden]]"" value=""HtmlEncode[[false]]"" />";
var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
helper.ViewContext.ClientValidationEnabled = false;
helper.ViewData.Remove(nameof(TestModel.Property1));
helper.ViewData["Prefix"] = new TestModel {
Property1 = true
};
helper.ViewData.Model = new TestModel();
// Act
var html = helper.CheckBox("Prefix.Property1", isChecked: null, htmlAttributes: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(html));
}
public void CheckBoxInTemplate_GetsModelValue_IfModelStateAndViewDataEmpty()
{
// Arrange
var expected =
@"<input checked=""HtmlEncode[[checked]]"" id=""HtmlEncode[[Prefix_Property1]]"" " +
@"name=""HtmlEncode[[Prefix.Property1]]"" type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" />" +
@"<input name=""HtmlEncode[[Prefix.Property1]]"" type=""HtmlEncode[[hidden]]"" value=""HtmlEncode[[false]]"" />";
var metadataProvider = new EmptyModelMetadataProvider();
var helper = DefaultTemplatesUtilities.GetHtmlHelper(new ViewDataDictionary <TestModel>(metadataProvider));
helper.ViewContext.ClientValidationEnabled = false;
helper.ViewData.Model = new TestModel {
Property1 = true
};
helper.ViewData.TemplateInfo.HtmlFieldPrefix = "Prefix";
// Act
var html = helper.CheckBox("Property1", isChecked: null, htmlAttributes: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(html));
}
public void HiddenForInTemplate_UsesModelStateValueForComplexExpressions(
Expression <Func <HiddenModel, string> > expression,
string expected)
{
// Arrange
var viewData = GetViewDataWithNullModelAndNonNullViewData();
viewData.ModelState.Add("pre.Property3[key]", GetModelStateEntry("Prop3Val"));
viewData.ModelState.Add("pre.Property4.Property5", GetModelStateEntry("Prop5Val"));
viewData.ModelState.Add("pre.Property4.Property6[0]", GetModelStateEntry("Prop6Val"));
var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
viewData.TemplateInfo.HtmlFieldPrefix = "pre";
var attributes = new { data_val = "true", value = "attr-val" };
// Act
var result = helper.HiddenFor(expression, attributes);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
public void HiddenForInTemplate_UsesPrefixWhenLookingUpModelStateValues()
{
// Arrange
var expected = @"<input id=""HtmlEncode[[MyPrefix$Property1]]"" name=""HtmlEncode[[MyPrefix.Property1]]"" type=""HtmlEncode[[hidden]]"" " +
@"value=""HtmlEncode[[modelstate-with-prefix]]"" />";
var helper = DefaultTemplatesUtilities.GetHtmlHelper(
GetViewDataWithModelStateAndModelAndViewDataValues(),
"$");
helper.ViewData.Model.Property1 = "propValue";
helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
helper.ViewData.ModelState.Clear();
helper.ViewData.ModelState.Add("Property1", GetModelStateEntry("modelstate-without-prefix"));
helper.ViewData.ModelState.Add("MyPrefix.Property1", GetModelStateEntry("modelstate-with-prefix"));
helper.ViewData.ModelState.Add("MyPrefix$Property1", GetModelStateEntry("modelstate-with-iddotreplacement"));
// Act
var result = helper.HiddenFor(m => m.Property1, htmlAttributes: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
public void HiddenInTemplate_UsesPrefixNameToLookupPropertyValueInViewData()
{
// Arrange
var expected = @"<input id=""HtmlEncode[[MyPrefix$Property1]]"" name=""HtmlEncode[[MyPrefix.Property1]]"" type=""HtmlEncode[[hidden]]"" " +
@"value=""HtmlEncode[[vdd-with-prefix]]"" />";
var helper = DefaultTemplatesUtilities.GetHtmlHelper(
GetViewDataWithModelStateAndModelAndViewDataValues(),
idAttributeDotReplacement: "$");
helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
helper.ViewData.ModelState.Clear();
helper.ViewData.Clear();
helper.ViewData.Add("Property1", "vdd-without-prefix");
helper.ViewData.Add("MyPrefix.Property1", "vdd-with-prefix");
helper.ViewData.Add("MyPrefix$Property1", "vdd-with-iddotreplacement");
// Act
var result = helper.Hidden("Property1", value: null, htmlAttributes: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(result));
}
public void CheckBoxInTemplate_WithEmptyExpression_GeneratesExpectedValue()
{
// Arrange
// Mono issue - https://github.com/aspnet/External/issues/19
var expected = PlatformNormalizer.NormalizeContent(
@"<input data-val=""HtmlEncode[[true]]"" data-val-required=""HtmlEncode[[The Boolean field is required.]]"" " +
@"id=""HtmlEncode[[MyPrefix]]"" name=""HtmlEncode[[MyPrefix]]"" Property3=""HtmlEncode[[Property3Value]]"" " +
@"type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" /><input name=""HtmlEncode[[MyPrefix]]"" type=""HtmlEncode[[hidden]]"" " +
@"value=""HtmlEncode[[false]]"" />");
var helper = DefaultTemplatesUtilities.GetHtmlHelper(model: false);
var attributes = new Dictionary <string, object> {
{ "Property3", "Property3Value" }
};
helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
// Act
var html = helper.CheckBox(string.Empty, isChecked: false, htmlAttributes: attributes);
// Assert
Assert.Equal(expected, html.ToString());
}
public void CheckBoxForInTemplate_GeneratesExpectedValue()
{
// Arrange
// Mono issue - https://github.com/aspnet/External/issues/19
var expected = PlatformNormalizer.NormalizeContent(
@"<input data-val=""HtmlEncode[[true]]"" data-val-required=""HtmlEncode[[The Property1 field is required.]]"" " +
@"id=""HtmlEncode[[MyPrefix_Property1]]"" name=""HtmlEncode[[MyPrefix.Property1]]"" Property3=""HtmlEncode[[PropValue]]"" " +
@"type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" /><input name=""HtmlEncode[[MyPrefix.Property1]]"" type=""HtmlEncode[[hidden]]"" " +
@"value=""HtmlEncode[[false]]"" />");
var helper = DefaultTemplatesUtilities.GetHtmlHelper(GetTestModelViewData());
helper.ViewContext.ViewData.TemplateInfo.HtmlFieldPrefix = "MyPrefix";
var attributes = new Dictionary <string, object> {
{ "Property3", "PropValue" }
};
// Act
var html = helper.CheckBoxFor(m => m.Property1, attributes);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(html));
}
public void CheckBoxForWithNonNullContainer_UsesPropertyValue(bool value, string expectedChecked)
{
// Arrange
var expected = @"<input {0}id=""Property1"" name=""Property1"" type=""checkbox"" value=""true"" />" +
@"<input name=""Property1"" type=""hidden"" value=""false"" />";
expected = string.Format(expected, expectedChecked);
var viewData = GetTestModelViewData();
viewData.Model = new TestModel
{
Property1 = value,
};
var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
// Act
var html = helper.CheckBoxFor(m => m.Property1);
// Assert
Assert.Equal(expected, html.ToString());
}
public void CheckBoxFor_UsesModelStateAttemptedValue(string attemptedValue, string expectedChecked)
{
// Arrange
var expected =
@"<input {0}data-val=""HtmlEncode[[true]]"" data-val-required=""HtmlEncode[[The Property1 field is required.]]"" " +
@"id=""HtmlEncode[[Property1]]"" name=""HtmlEncode[[Property1]]"" type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" />" +
@"<input name=""HtmlEncode[[Property1]]"" type=""HtmlEncode[[hidden]]"" value=""HtmlEncode[[false]]"" />";
expected = string.Format(expected, expectedChecked);
var viewData = GetTestModelViewData();
var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
var valueProviderResult =
new ValueProviderResult(attemptedValue, attemptedValue, CultureInfo.InvariantCulture);
viewData.ModelState.SetModelValue("Property1", valueProviderResult);
// Act
var html = helper.CheckBoxFor(m => m.Property1);
// Assert
Assert.Equal(expected, html.ToString());
}
public void DisplayTextFor_ReturnsSimpleDisplayText_IfSetAndValueNonNull()
{
// Arrange
var model = new OverriddenToStringModel("Ignored text")
{
SimpleDisplay = "Simple display text",
};
var provider = new TestModelMetadataProvider();
provider.ForType <OverriddenToStringModel>().DisplayDetails(dd =>
{
dd.SimpleDisplayProperty = nameof(OverriddenToStringModel.SimpleDisplay);
});
var helper = DefaultTemplatesUtilities.GetHtmlHelper <OverriddenToStringModel>(model: model, provider: provider);
// Act
var result = helper.DisplayTextFor(m => m);
// Assert
Assert.Equal("Simple display text", result);
}
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, result.ToString());
}
public void BeginFormWithActionNameContollerNameMethodAndHtmlAttributesParameters_CallsHtmlGeneratorWithExpectedValues(
string actionName,
string controllerName,
FormMethod method,
object htmlAttributes)
{
// Arrange
var tagBuilder = new TagBuilder(tagName: "form");
var htmlGenerator = new Mock <IHtmlGenerator>(MockBehavior.Strict);
var htmlHelper = DefaultTemplatesUtilities.GetHtmlHelper(htmlGenerator.Object);
htmlGenerator
.Setup(realHelper => realHelper.GenerateForm(
htmlHelper.ViewContext,
actionName,
controllerName,
null, // routeValues
method.ToString().ToLowerInvariant(),
htmlAttributes))
.Returns(tagBuilder)
.Verifiable();
// Guards
Assert.NotNull(htmlHelper.ViewContext);
var writer = Assert.IsAssignableFrom <StringWriter>(htmlHelper.ViewContext.Writer);
var builder = writer.GetStringBuilder();
Assert.NotNull(builder);
// Act
var mvcForm = htmlHelper.BeginForm(actionName, controllerName, method, htmlAttributes);
// Assert
Assert.NotNull(mvcForm);
Assert.Equal("<form>", builder.ToString());
htmlGenerator.Verify();
}
public void DisplayText_ReturnsPropertyValue_IfNameFound()
{
// Arrange
var model = new OverriddenToStringModel("Ignored text")
{
Name = "Property value",
SimpleDisplay = "Simple display text",
};
var provider = new TestModelMetadataProvider();
provider.ForType <OverriddenToStringModel>().DisplayDetails(dd =>
{
dd.SimpleDisplayProperty = nameof(OverriddenToStringModel.SimpleDisplay);
});
var helper = DefaultTemplatesUtilities.GetHtmlHelper <OverriddenToStringModel>(model: model, provider: provider);
// Act
var result = helper.DisplayText("Name");
// Assert
Assert.Equal("Property value", result);
}
public void DisplayNameHelpers_ReturnDisplayName_IfNonNull(string displayName)
{
// Arrange
var provider = new TestModelMetadataProvider();
provider
.ForType <DefaultTemplatesUtilities.ObjectTemplateModel>()
.DisplayDetails(dd => dd.DisplayName = () => displayName);
var helper = DefaultTemplatesUtilities.GetHtmlHelper(provider: provider);
var enumerableHelper = DefaultTemplatesUtilities.GetHtmlHelperForEnumerable(provider: provider);
// Act
var displayNameResult = helper.DisplayName(expression: string.Empty);
var displayNameForResult = helper.DisplayNameFor(m => m);
var displayNameForEnumerableResult = enumerableHelper.DisplayNameFor((DefaultTemplatesUtilities.ObjectTemplateModel m) => m);
var displayNameForModelResult = helper.DisplayNameForModel();
// Assert
Assert.Equal(displayName, displayNameResult);
Assert.Equal(displayName, displayNameForResult);
Assert.Equal(displayName, displayNameForEnumerableResult);
Assert.Equal(displayName, displayNameForModelResult);
}
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));
}
public void CheckBoxFor_UsesModelStateAttemptedValue(string attemptedValue, string expectedChecked)
{
// Arrange
// Mono issue - https://github.com/aspnet/External/issues/19
var expected = PlatformNormalizer.NormalizeContent(
@"<input {0}data-val=""HtmlEncode[[true]]"" data-val-required=""HtmlEncode[[The Property1 field is required.]]"" " +
@"id=""HtmlEncode[[Property1]]"" name=""HtmlEncode[[Property1]]"" type=""HtmlEncode[[checkbox]]"" value=""HtmlEncode[[true]]"" />" +
@"<input name=""HtmlEncode[[Property1]]"" type=""HtmlEncode[[hidden]]"" value=""HtmlEncode[[false]]"" />");
expected = string.Format(expected, expectedChecked);
var viewData = GetTestModelViewData();
var helper = DefaultTemplatesUtilities.GetHtmlHelper(viewData);
var valueProviderResult =
new ValueProviderResult(attemptedValue, attemptedValue, CultureInfo.InvariantCulture);
viewData.ModelState.SetModelValue("Property1", valueProviderResult);
// Act
var html = helper.CheckBoxFor(m => m.Property1, htmlAttributes: null);
// Assert
Assert.Equal(expected, HtmlContentUtilities.HtmlContentToString(html));
}