public async Task ProcessAsync_EmptyHtmlStringActionGeneratesAntiforgery()
{
// Arrange
var expectedTagName = "form";
var metadataProvider = new TestModelMetadataProvider();
var tagHelperContext = new TagHelperContext(
tagName: "form",
allAttributes: new TagHelperAttributeList()
{
{ "method", new HtmlString("post") }
},
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
expectedTagName,
attributes: new TagHelperAttributeList()
{
{ "action", HtmlString.Empty },
},
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetContent("Something");
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var urlHelper = new Mock <IUrlHelper>();
urlHelper
.Setup(mock => mock.Action(It.IsAny <UrlActionContext>())).Returns("home/index");
var htmlGenerator = new TestableHtmlGenerator(metadataProvider, urlHelper.Object);
var viewContext = TestableHtmlGenerator.GetViewContext(
model: null,
htmlGenerator: htmlGenerator,
metadataProvider: metadataProvider);
var expectedPostContent = HtmlContentUtilities.HtmlContentToString(
htmlGenerator.GenerateAntiforgery(viewContext),
HtmlEncoder.Default);
var formTagHelper = new FormTagHelper(htmlGenerator)
{
ViewContext = viewContext,
Method = "post",
};
// Act
await formTagHelper.ProcessAsync(tagHelperContext, output);
// Assert
var attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("action"));
Assert.Equal(HtmlString.Empty, attribute.Value);
Assert.Empty(output.PreElement.GetContent());
Assert.Empty(output.PreContent.GetContent());
Assert.Empty(output.Content.GetContent());
Assert.Equal(expectedPostContent, output.PostContent.GetContent());
Assert.Empty(output.PostElement.GetContent());
Assert.Equal(expectedTagName, output.TagName);
}
public async Task ProcessAsync_AspAntiforgeryAloneGeneratesProperFormTag()
{
// Arrange
var expectedTagName = "form";
var metadataProvider = new TestModelMetadataProvider();
var tagHelperContext = new TagHelperContext(
tagName: "form",
allAttributes: new TagHelperAttributeList()
{
{ "asp-antiforgery", true }
},
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
expectedTagName,
attributes: new TagHelperAttributeList(),
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetContent("Something");
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
var urlHelper = new Mock <IUrlHelper>();
var htmlGenerator = new TestableHtmlGenerator(metadataProvider, urlHelper.Object);
var viewContext = TestableHtmlGenerator.GetViewContext(
model: null,
htmlGenerator: htmlGenerator,
metadataProvider: metadataProvider);
viewContext.HttpContext.Request.Path = "/home/index";
var expectedPostContent = HtmlContentUtilities.HtmlContentToString(
htmlGenerator.GenerateAntiforgery(viewContext),
HtmlEncoder.Default);
var formTagHelper = new FormTagHelper(htmlGenerator)
{
ViewContext = viewContext,
Antiforgery = true,
};
// Act
await formTagHelper.ProcessAsync(tagHelperContext, output);
// Assert
Assert.Equal(2, output.Attributes.Count);
var attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("method"));
Assert.Equal("post", attribute.Value);
attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("action"));
Assert.Equal("/home/index", attribute.Value);
Assert.Empty(output.PreContent.GetContent());
Assert.True(output.Content.GetContent().Length == 0);
Assert.Equal(expectedPostContent, output.PostContent.GetContent());
Assert.Equal(expectedTagName, output.TagName);
}
public async Task ProcessAsync_GeneratesExpectedOutput()
{
// Arrange
var expectedTagName = "not-form";
var metadataProvider = new TestModelMetadataProvider();
var tagHelperContext = new TagHelperContext(
tagName: "form",
allAttributes: new TagHelperAttributeList
{
{ "id", "myform" },
{ "asp-route-name", "value" },
{ "asp-action", "index" },
{ "asp-controller", "home" },
{ "method", "post" },
{ "asp-antiforgery", true }
},
items: new Dictionary <object, object>(),
uniqueId: "test");
var output = new TagHelperOutput(
expectedTagName,
attributes: new TagHelperAttributeList
{
{ "id", "myform" },
},
getChildContentAsync: (useCachedResult, encoder) =>
{
var tagHelperContent = new DefaultTagHelperContent();
tagHelperContent.SetContent("Something Else");
return(Task.FromResult <TagHelperContent>(tagHelperContent));
});
output.PostContent.SetContent("Something");
var urlHelper = new Mock <IUrlHelper>();
urlHelper
.Setup(mock => mock.Action(It.IsAny <UrlActionContext>())).Returns("home/index");
var htmlGenerator = new TestableHtmlGenerator(metadataProvider, urlHelper.Object);
var viewContext = TestableHtmlGenerator.GetViewContext(
model: null,
htmlGenerator: htmlGenerator,
metadataProvider: metadataProvider);
var expectedPostContent = "Something" +
HtmlContentUtilities.HtmlContentToString(
htmlGenerator.GenerateAntiforgery(viewContext),
HtmlEncoder.Default);
var formTagHelper = new FormTagHelper(htmlGenerator)
{
Action = "index",
Antiforgery = true,
Controller = "home",
ViewContext = viewContext,
RouteValues =
{
{ "name", "value" },
},
};
// Act
await formTagHelper.ProcessAsync(tagHelperContext, output);
// Assert
Assert.Equal(3, output.Attributes.Count);
var attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("id"));
Assert.Equal("myform", attribute.Value);
attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("method"));
Assert.Equal("post", attribute.Value);
attribute = Assert.Single(output.Attributes, attr => attr.Name.Equals("action"));
Assert.Equal("home/index", attribute.Value);
Assert.Empty(output.PreContent.GetContent());
Assert.True(output.Content.GetContent().Length == 0);
Assert.Equal(expectedPostContent, output.PostContent.GetContent());
Assert.Equal(expectedTagName, output.TagName);
}
