public void SetViewItemToWrongTypeThrows()
{
// Arrange
ViewPage vp = new ViewPage<string>();
// Act & Assert
Assert.Throws<InvalidOperationException>(
delegate { vp.ViewData.Model = 50; },
"The model item passed into the dictionary is of type 'System.Int32', but this dictionary requires a model item of type 'System.String'.");
}
public void SetViewItemOnDerivedClassPropagatesToBaseClass()
{
// Arrange
ViewPage<object> vpInt = new ViewPage<object>();
ViewPage vp = vpInt;
object o = new object();
// Act
vpInt.ViewData.Model = o;
// Assert
Assert.Equal(o, vpInt.ViewData.Model);
Assert.Equal(o, vp.ViewData.Model);
}
public void ModelProperty()
{
// Arrange
object model = new object();
ViewDataDictionary viewData = new ViewDataDictionary(model);
ViewPage viewPage = new ViewPage();
viewPage.ViewData = viewData;
// Act
object viewPageModel = viewPage.Model;
// Assert
Assert.Equal(model, viewPageModel);
Assert.Equal(model, viewPage.ViewData.Model);
}
public void ModelPropertyStronglyTypedViewPage()
{
// Arrange
FooModel model = new FooModel();
ViewDataDictionary<FooModel> viewData = new ViewDataDictionary<FooModel>(model);
ViewPage<FooModel> viewPage = new ViewPage<FooModel>();
viewPage.ViewData = viewData;
// Act
object viewPageModelObject = ((ViewPage)viewPage).Model;
FooModel viewPageModelPerson = viewPage.Model;
// Assert
Assert.Equal(model, viewPageModelObject);
Assert.Equal(model, viewPageModelPerson);
}
public void ViewBagProperty_PropagatesChangesToViewData()
{
// Arrange
ViewPage page = new ViewPage();
page.ViewData["A"] = 1;
// Act
page.ViewBag.A = "foo";
page.ViewBag.B = 2;
// Assert
Assert.Equal("foo", page.ViewData["A"]);
Assert.Equal(2, page.ViewData["B"]);
}
public void ViewBagProperty_ReflectsNewViewDataInstance()
{
// Arrange
ViewPage page = new ViewPage();
page.ViewData["A"] = 1;
page.ViewData = new ViewDataDictionary() { { "A", "bar" } };
// Act & Assert
Assert.Equal("bar", page.ViewBag.A);
}
public void ViewBagProperty_ReflectsViewData()
{
// Arrange
ViewPage page = new ViewPage();
page.ViewData["A"] = 1;
// Act & Assert
Assert.NotNull(page.ViewBag);
Assert.Equal(1, page.ViewBag.A);
}
public void ViewBagProperty_PropagatesChangesToViewData()
{
// Arrange
ViewPage containerPage = new ViewPage();
ViewUserControl userControl = new ViewUserControl();
containerPage.Controls.Add(userControl);
userControl.ViewData["A"] = 1;
// Act
userControl.ViewBag.A = "foo";
userControl.ViewBag.B = 2;
// Assert
Assert.Equal("foo", userControl.ViewData["A"]);
Assert.Equal(2, userControl.ViewData["B"]);
}
public void GetViewDataFromViewPage() {
// Arrange
ViewPage p = new ViewPage();
p.Controls.Add(new Control());
ViewUserControl vuc = new ViewUserControl();
p.Controls[0].Controls.Add(vuc);
p.ViewData = new ViewDataDictionary { { "FirstName", "Joe" }, { "LastName", "Schmoe" } };
// Act
object firstName = vuc.ViewData.Eval("FirstName");
object lastName = vuc.ViewData.Eval("LastName");
// Assert
Assert.AreEqual("Joe", firstName);
Assert.AreEqual("Schmoe", lastName);
}
public void ViewBagProperty_ReflectsViewData()
{
// Arrange
ViewPage containerPage = new ViewPage();
ViewUserControl userControl = new ViewUserControl();
containerPage.Controls.Add(userControl);
userControl.ViewData["A"] = 1;
// Act & Assert
Assert.NotNull(userControl.ViewBag);
Assert.Equal(1, userControl.ViewBag.A);
}
public void GetUrlHelperFromViewPage()
{
// Arrange
ViewUserControl vuc = new ViewUserControl();
ViewPage containerPage = new ViewPage();
containerPage.Controls.Add(vuc);
RequestContext rc = new RequestContext(new Mock<HttpContextBase>().Object, new RouteData());
UrlHelper urlHelper = new UrlHelper(rc);
containerPage.Url = urlHelper;
// Assert
Assert.Equal(vuc.Url, urlHelper);
}
public void GetHtmlHelperFromViewPage()
{
// Arrange
ViewUserControl vuc = new ViewUserControl();
ViewPage containerPage = new ViewPage();
containerPage.Controls.Add(vuc);
ViewContext vc = new Mock<ViewContext>().Object;
vuc.ViewContext = vc;
// Act
HtmlHelper htmlHelper = vuc.Html;
// Assert
Assert.Equal(vc, htmlHelper.ViewContext);
Assert.Equal(vuc, htmlHelper.ViewDataContainer);
}
public void GetGenericViewItemType()
{
// Arrange
ViewPage p = new ViewPage();
p.Controls.Add(new Control());
MockViewUserControl<MyViewData> vuc = new MockViewUserControl<MyViewData>() { ViewDataKey = "FOO" };
p.Controls[0].Controls.Add(vuc);
p.ViewData = new ViewDataDictionary();
p.ViewData["Foo"] = new MyViewData { IntProp = 123, StringProp = "miao" };
// Act
int intProp = vuc.ViewData.Model.IntProp;
string stringProp = vuc.ViewData.Model.StringProp;
// Assert
Assert.Equal(123, intProp);
Assert.Equal("miao", stringProp);
}
public void GetWrongGenericViewItemTypeThrows()
{
// Arrange
ViewPage p = new ViewPage();
p.ViewData = new ViewDataDictionary();
p.ViewData["Foo"] = new DummyViewData { MyInt = 123, MyString = "Whatever" };
MockViewUserControl<MyViewData> vuc = new MockViewUserControl<MyViewData>() { ViewDataKey = "FOO" };
vuc.AppRelativeVirtualPath = "~/Foo.aspx";
p.Controls.Add(new Control());
p.Controls[0].Controls.Add(vuc);
// Act
Assert.Throws<InvalidOperationException>(
delegate { var foo = vuc.ViewData.Model.IntProp; },
@"The model item passed into the dictionary is of type 'System.Web.Mvc.Test.ViewUserControlTest+DummyViewData', but this dictionary requires a model item of type 'System.Web.Mvc.Test.ViewUserControlTest+MyViewData'.");
}
public void GetViewDataFromViewUserControlWithViewDataKeyOnOuterControl()
{
// Arrange
ViewPage p = new ViewPage();
p.Controls.Add(new Control());
ViewUserControl outerVuc = new ViewUserControl() { ViewDataKey = "SubData" };
p.Controls[0].Controls.Add(outerVuc);
outerVuc.Controls.Add(new Control());
ViewUserControl vuc = new ViewUserControl();
outerVuc.Controls[0].Controls.Add(vuc);
p.ViewData = new ViewDataDictionary { { "FirstName", "Joe" }, { "LastName", "Schmoe" } };
p.ViewData["SubData"] = new ViewDataDictionary { { "FirstName", "SubJoe" }, { "LastName", "SubSchmoe" } };
// Act
object firstName = vuc.ViewData.Eval("FirstName");
object lastName = vuc.ViewData.Eval("LastName");
// Assert
Assert.Equal("SubJoe", firstName);
Assert.Equal("SubSchmoe", lastName);
}
public void GetViewDataFromViewPageWithViewDataKeyPointingToViewDataDictionary()
{
// Arrange
ViewDataDictionary vdd = new ViewDataDictionary()
{
{ "Foo", "FooParent" },
{ "Bar", "BarParent" },
{
"Child",
new ViewDataDictionary()
{
{ "Foo", "FooChild" },
{ "Bar", "BarChild" }
}
}
};
ViewPage p = new ViewPage();
p.Controls.Add(new Control());
ViewUserControl vuc = new ViewUserControl() { ViewDataKey = "Child" };
p.Controls[0].Controls.Add(vuc);
p.ViewData = vdd;
// Act
object oFoo = vuc.ViewData.Eval("Foo");
object oBar = vuc.ViewData.Eval("Bar");
// Assert
Assert.Equal(vdd["Child"], vuc.ViewData);
Assert.Equal("FooChild", oFoo);
Assert.Equal("BarChild", oBar);
}
public void ViewBagProperty_ReflectsNewViewDataInstance()
{
// Arrange
ViewPage containerPage = new ViewPage();
ViewUserControl userControl = new ViewUserControl();
containerPage.Controls.Add(userControl);
userControl.ViewData["A"] = 1;
userControl.ViewData = new ViewDataDictionary() { { "A", "bar" } };
// Act & Assert
Assert.Equal("bar", userControl.ViewBag.A);
}
internal static void RenderViewAndRestoreContentType(ViewPage containerPage, ViewContext viewContext) {
// We need to restore the Content-Type since Page.SetIntrinsics() will reset it. It's not possible
// to work around the call to SetIntrinsics() since the control's render method requires the
// containing page's Response property to be non-null, and SetIntrinsics() is the only way to set
// this.
string savedContentType = viewContext.HttpContext.Response.ContentType;
containerPage.RenderView(viewContext);
viewContext.HttpContext.Response.ContentType = savedContentType;
}
