internal ErrorSummaryItemTagHelper(
IOptions <GovUkFrontendAspNetCoreOptions> optionsAccessor,
DateInputParseErrorsProvider dateInputParseErrorsProvider,
IModelHelper?modelHelper = null)
{
_options = Guard.ArgumentNotNull(nameof(optionsAccessor), optionsAccessor).Value;
_dateInputParseErrorsProvider = Guard.ArgumentNotNull(nameof(dateInputParseErrorsProvider), dateInputParseErrorsProvider);
_modelHelper = modelHelper ?? new DefaultModelHelper();
}
public async Task ProcessAsync_BothHrefAndAspForSpecified_UsesHrefAttribute()
{
// Arrange
var errorSummaryContext = new ErrorSummaryContext();
var context = new TagHelperContext(
tagName: "govuk-error-summary-item",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>()
{
{ typeof(ErrorSummaryContext), errorSummaryContext }
},
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-error-summary-item",
attributes: new TagHelperAttributeList()
{
{ "href", "#SomeHref" }
},
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
output.TagMode = TagMode.SelfClosing;
var modelExplorer = new EmptyModelMetadataProvider().GetModelExplorerForType(typeof(Model), new Model())
.GetExplorerForProperty(nameof(Model.Field));
var viewContext = new ViewContext();
var options = Options.Create(new GovUkFrontendAspNetCoreOptions());
var dateInputParseErrorsProvider = new DateInputParseErrorsProvider();
viewContext.ModelState.AddModelError(nameof(Model.Field), "ModelState error message");
var tagHelper = new ErrorSummaryItemTagHelper(options, dateInputParseErrorsProvider)
{
AspFor = new ModelExpression(nameof(Model.Field), modelExplorer),
ViewContext = viewContext
};
// Act
await tagHelper.ProcessAsync(context, output);
// Assert
Assert.Collection(
errorSummaryContext.Items,
item =>
{
Assert.Equal("#SomeHref", item.Href);
});
}
internal DateInputTagHelper(
IOptions <GovUkFrontendAspNetCoreOptions> optionsAccessor,
DateInputParseErrorsProvider dateInputParseErrorsProvider,
IGovUkHtmlGenerator?htmlGenerator = null,
IModelHelper?modelHelper = null)
: base(
htmlGenerator ?? new ComponentGenerator(),
modelHelper ?? new DefaultModelHelper())
{
_options = Guard.ArgumentNotNull(nameof(optionsAccessor), optionsAccessor).Value;
_dateInputParseErrorsProvider = Guard.ArgumentNotNull(nameof(dateInputParseErrorsProvider), dateInputParseErrorsProvider);
}
public async Task ProcessAsync_HrefAttributeSpecifiedOrDerived_SetsHrefOnItem()
{
// Arrange
var errorSummaryContext = new ErrorSummaryContext();
var context = new TagHelperContext(
tagName: "govuk-error-summary-item",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>()
{
{ typeof(ErrorSummaryContext), errorSummaryContext }
},
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-error-summary-item",
attributes: new TagHelperAttributeList()
{
{ "href", "#TheField" }
},
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetContent("Error message");
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var options = Options.Create(new GovUkFrontendAspNetCoreOptions());
var dateInputParseErrorsProvider = new DateInputParseErrorsProvider();
var tagHelper = new ErrorSummaryItemTagHelper(options, dateInputParseErrorsProvider);
// Act
await tagHelper.ProcessAsync(context, output);
// Assert
Assert.Collection(
errorSummaryContext.Items,
item =>
{
Assert.Equal("#TheField", item.Href);
});
}
public async Task ProcessAsync_NoContentOrAspNetFor_ThrowsInvalidOperationException()
{
// Arrange
var errorSummaryContext = new ErrorSummaryContext();
var context = new TagHelperContext(
tagName: "govuk-error-summary-item",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>()
{
{ typeof(ErrorSummaryContext), errorSummaryContext }
},
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-error-summary-item",
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
output.TagMode = TagMode.SelfClosing;
var options = Options.Create(new GovUkFrontendAspNetCoreOptions());
var dateInputParseErrorsProvider = new DateInputParseErrorsProvider();
var tagHelper = new ErrorSummaryItemTagHelper(options, dateInputParseErrorsProvider);
// Act
var ex = await Record.ExceptionAsync(() => tagHelper.ProcessAsync(context, output));
// Assert
Assert.IsType <InvalidOperationException>(ex);
Assert.Equal("Content is required when the 'asp-for' attribute is not specified.", ex.Message);
}
public DateInputTagHelper(
IOptions <GovUkFrontendAspNetCoreOptions> optionsAccessor,
DateInputParseErrorsProvider dateInputParseErrorsProvider)
: this(optionsAccessor, dateInputParseErrorsProvider, htmlGenerator : null, modelHelper : null)
{
}
public ErrorSummaryItemTagHelper(
IOptions <GovUkFrontendAspNetCoreOptions> optionsAccessor,
DateInputParseErrorsProvider dateInputParseErrorsProvider)
: this(optionsAccessor, dateInputParseErrorsProvider, modelHelper : null)
{
}
