public async Task ProcessAsync_InvalidLevelThrowsInvalidOperationException(int level)
{
// Arrange
var context = new TagHelperContext(
tagName: "govuk-accordion",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-accordion",
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var accordionContext = (AccordionContext)context.Items[typeof(AccordionContext)];
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = false,
HeadingContent = new HtmlString("First heading"),
SummaryContent = new HtmlString("First summary")
});
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = true,
HeadingContent = new HtmlString("Second heading")
});
var tagHelperContent = new DefaultTagHelperContent();
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var tagHelper = new AccordionTagHelper(new DefaultGovUkHtmlGenerator())
{
Id = "testaccordion",
HeadingLevel = level
};
// Act & Assert
var ex = await Assert.ThrowsAsync <InvalidOperationException>(() => tagHelper.ProcessAsync(context, output));
Assert.Equal("The 'heading-level' attribute must be between 1 and 6.", ex.Message);
}
public async Task ProcessAsync_NoId_ThrowsInvalidOperationException()
{
// Arrange
var context = new TagHelperContext(
tagName: "govuk-accordion",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-accordion",
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var accordionContext = (AccordionContext)context.Items[typeof(AccordionContext)];
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = false,
HeadingContent = new HtmlString("First heading"),
SummaryContent = new HtmlString("First summary")
});
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = true,
HeadingContent = new HtmlString("Second heading")
});
var tagHelperContent = new DefaultTagHelperContent();
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var tagHelper = new AccordionTagHelper(new ComponentGenerator());
// Act
var ex = await Record.ExceptionAsync(() => tagHelper.ProcessAsync(context, output));
// Assert
Assert.IsType <InvalidOperationException>(ex);
Assert.Equal("The 'id' attribute must be specified.", ex.Message);
}
public async Task ProcessAsync_GeneratesExpectedOutput()
{
// Arrange
var context = new TagHelperContext(
tagName: "govuk-accordion",
allAttributes: new TagHelperAttributeList(),
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
"govuk-accordion",
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var accordionContext = (AccordionContext)context.Items[typeof(AccordionContext)];
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = false,
HeadingContent = new HtmlString("First heading"),
SummaryContent = new HtmlString("First summary")
});
accordionContext.AddItem(new AccordionItem()
{
Content = new HtmlString("First content"),
Expanded = true,
HeadingContent = new HtmlString("Second heading")
});
var tagHelperContent = new DefaultTagHelperContent();
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var tagHelper = new AccordionTagHelper(new DefaultGovUkHtmlGenerator())
{
Id = "testaccordion",
HeadingLevel = 1,
};
// Act
await tagHelper.ProcessAsync(context, output);
// Assert
Assert.Equal(
"<div class=\"govuk-accordion\" data-module=\"govuk-accordion\" id=\"testaccordion\">" +
"<div class=\"govuk-accordion__section\">" +
"<div class=\"govuk-accordion__section-header\">" +
"<h1 class=\"govuk-accordion__section-heading\">" +
"<span class=\"govuk-accordion__section-button\" id=\"testaccordion-heading-0\">First heading</span>" +
"</h1>" +
"<div class=\"govuk-body govuk-accordion__section-summary\" id=\"testaccordion-summary-0\">" +
"</div>" +
"</div>" +
"<div aria-labelledby=\"testaccordion-heading-0\" class=\"govuk-accordion__section-content\" id=\"testaccordion-content-0\">" +
"First content" +
"</div>" +
"</div>" +
"<div class=\"govuk-accordion__section--expanded govuk-accordion__section\">" +
"<div class=\"govuk-accordion__section-header\">" +
"<h1 class=\"govuk-accordion__section-heading\">" +
"<span class=\"govuk-accordion__section-button\" id=\"testaccordion-heading-1\">Second heading</span>" +
"</h1>" +
"</div>" +
"<div aria-labelledby=\"testaccordion-heading-1\" class=\"govuk-accordion__section-content\" id=\"testaccordion-content-1\">" +
"First content" +
"</div>" +
"</div>" +
"</div>",
output.AsString());
}
/// <summary>
/// 测试初始化
/// </summary>
public AccordionTagHelperTest(ITestOutputHelper output)
{
_output = output;
_component = new AccordionTagHelper();
}
