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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Web.Routing;
using Xunit;
using Assert = Microsoft.TestCommon.AssertEx;
namespace System.Web.Mvc.Test
{
public class AreaRegistrationContextTest
{
[Fact]
public void ConstructorSetsProperties()
{
// Arrange
string areaName = "the_area";
RouteCollection routes = new RouteCollection();
// Act
AreaRegistrationContext context = new AreaRegistrationContext(areaName, routes);
// Assert
Assert.Equal(areaName, context.AreaName);
Assert.Same(routes, context.Routes);
}
[Fact]
public void ConstructorThrowsIfAreaNameIsEmpty()
{
// Act & assert
Assert.ThrowsArgumentNullOrEmpty(
delegate { new AreaRegistrationContext("", new RouteCollection()); }, "areaName");
}
[Fact]
public void ConstructorThrowsIfAreaNameIsNull()
{
// Act & assert
Assert.ThrowsArgumentNullOrEmpty(
delegate { new AreaRegistrationContext(null, new RouteCollection()); }, "areaName");
}
[Fact]
public void ConstructorThrowsIfRoutesIsNull()
{
// Act & assert
Assert.ThrowsArgumentNull(
delegate { new AreaRegistrationContext("the_area", null); }, "routes");
}
[Fact]
public void MapRouteWithEmptyStringNamespaces()
{
// Arrange
string[] implicitNamespaces = new string[] { "implicit_1", "implicit_2" };
string[] explicitNamespaces = new string[0];
RouteCollection routes = new RouteCollection();
AreaRegistrationContext context = new AreaRegistrationContext("the_area", routes);
ReplaceCollectionContents(context.Namespaces, implicitNamespaces);
// Act
Route route = context.MapRoute("the_name", "the_url", explicitNamespaces);
// Assert
Assert.Equal(route, routes["the_name"]);
Assert.Equal("the_area", route.DataTokens["area"]);
Assert.Equal(true, route.DataTokens["UseNamespaceFallback"]);
Assert.Null(route.DataTokens["namespaces"]);
}
[Fact]
public void MapRouteWithExplicitNamespaces()
{
// Arrange
string[] implicitNamespaces = new string[] { "implicit_1", "implicit_2" };
string[] explicitNamespaces = new string[] { "explicit_1", "explicit_2" };
RouteCollection routes = new RouteCollection();
AreaRegistrationContext context = new AreaRegistrationContext("the_area", routes);
ReplaceCollectionContents(context.Namespaces, implicitNamespaces);
// Act
Route route = context.MapRoute("the_name", "the_url", explicitNamespaces);
// Assert
Assert.Equal(route, routes["the_name"]);
Assert.Equal("the_area", route.DataTokens["area"]);
Assert.Equal(false, route.DataTokens["UseNamespaceFallback"]);
Assert.Equal(explicitNamespaces, (string[])route.DataTokens["namespaces"]);
}
[Fact]
public void MapRouteWithImplicitNamespaces()
{
// Arrange
string[] implicitNamespaces = new string[] { "implicit_1", "implicit_2" };
string[] explicitNamespaces = new string[] { "explicit_1", "explicit_2" };
RouteCollection routes = new RouteCollection();
AreaRegistrationContext context = new AreaRegistrationContext("the_area", routes);
ReplaceCollectionContents(context.Namespaces, implicitNamespaces);
// Act
Route route = context.MapRoute("the_name", "the_url");
// Assert
Assert.Equal(route, routes["the_name"]);
Assert.Equal("the_area", route.DataTokens["area"]);
Assert.Equal(false, route.DataTokens["UseNamespaceFallback"]);
Assert.Equal(implicitNamespaces, (string[])route.DataTokens["namespaces"]);
}
[Fact]
public void MapRouteWithoutNamespaces()
{
// Arrange
RouteCollection routes = new RouteCollection();
AreaRegistrationContext context = new AreaRegistrationContext("the_area", routes);
// Act
Route route = context.MapRoute("the_name", "the_url");
// Assert
Assert.Equal(route, routes["the_name"]);
Assert.Equal("the_area", route.DataTokens["area"]);
Assert.Null(route.DataTokens["namespaces"]);
Assert.Equal(true, route.DataTokens["UseNamespaceFallback"]);
}
private static void ReplaceCollectionContents(ICollection<string> collectionToReplace, IEnumerable<string> newContents)
{
collectionToReplace.Clear();
foreach (string item in newContents)
{
collectionToReplace.Add(item);
}
}
}
}
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