public async Task ProcessAsync_ComputesCorrectIdForSubsequentItemsWhenNotSpecified()
{
// Arrange
var checkboxesContext = new CheckboxesContext(
idPrefix: "prefix",
resolvedName: "mycheckboxes",
aspFor: null,
viewContext: null);
checkboxesContext.AddItem(new CheckboxesItem()
{
Content = new HtmlString("First")
});
var context = new TagHelperContext(
tagName: "govuk-checkboxes-item",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>()
{
{ typeof(CheckboxesContext), checkboxesContext }
},
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-checkboxes-item",
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.AppendHtml(new HtmlString("Label"));
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var tagHelper = new CheckboxesItemTagHelper(new DefaultModelHelper())
{
IsChecked = true,
Value = "V"
};
// Act
await tagHelper.ProcessAsync(context, output);
// Assert
Assert.Equal("prefix-1", checkboxesContext.Items.Last().Id);
Assert.Equal("prefix-1-item-hint", checkboxesContext.Items.Last().HintId);
Assert.Equal("conditional-prefix-1", checkboxesContext.Items.Last().ConditionalId);
}
public void AddItem_AddsItemToItems()
{
// Arrange
var context = new CheckboxesContext(name: null, aspFor: null);
var item = new CheckboxesItem()
{
LabelContent = new HtmlString("Item 1"),
Value = "item1"
};
// Act
context.AddItem(item);
// Assert
var contextItem = Assert.Single(context.Items);
Assert.Same(item, contextItem);
}
public void OpenFieldset_AlreadyGotItem_ThrowsInvalidOperationException()
{
// Arrange
var context = new CheckboxesContext(name: null, aspFor: null);
var item = new CheckboxesItem()
{
LabelContent = new HtmlString("Item 1"),
Value = "item1"
};
context.AddItem(item);
// Act
var ex = Record.Exception(() => context.OpenFieldset());
// Assert
Assert.IsType <InvalidOperationException>(ex);
Assert.Equal("<govuk-checkboxes-fieldset> must be the only direct child of the <govuk-checkboxes>.", ex.Message);
}
public void SetHint_AlreadyGotItem_ThrowsInvalidOperationException()
{
// Arrange
var context = new CheckboxesContext(name: null, aspFor: null);
var item = new CheckboxesItem()
{
LabelContent = new HtmlString("Item 1"),
Value = "item1"
};
context.AddItem(item);
// Act
var ex = Record.Exception(() => context.SetHint(attributes: null, new HtmlString("Hint")));
// Assert
Assert.IsType <InvalidOperationException>(ex);
Assert.Equal("<govuk-checkboxes-hint> must be specified before <govuk-checkboxes-item>.", ex.Message);
}
public void AddItem_OutsideOfFieldset_ThrowsInvalidOperationException()
{
// Arrange
var context = new CheckboxesContext(name: null, aspFor: null);
var item = new CheckboxesItem()
{
LabelContent = new HtmlString("Item 1"),
Value = "item1"
};
context.OpenFieldset();
var fieldsetContext = new CheckboxesFieldsetContext(attributes: null);
context.CloseFieldset(fieldsetContext);
// Act
var ex = Record.Exception(() => context.AddItem(item));
// Assert
Assert.IsType <InvalidOperationException>(ex);
Assert.Equal("<govuk-checkboxes-item> must be inside <govuk-checkboxes-fieldset>.", ex.Message);
}