Added test

Author: Bart Koelman

test/JsonApiDotNetCoreTests/IntegrationTests/Links/LinkInclusionIncludeTests.cs

@@ -0,0 +1,61 @@
+using System.Net;
+using FluentAssertions;
+using JsonApiDotNetCore.Serialization.Objects;
+using TestBuildingBlocks;
+using Xunit;
+
+namespace JsonApiDotNetCoreTests.IntegrationTests.Links;
+
+public sealed class LinkInclusionIncludeTests : IClassFixture<IntegrationTestContext<TestableStartup<LinksDbContext>, LinksDbContext>>
+{
+    private readonly IntegrationTestContext<TestableStartup<LinksDbContext>, LinksDbContext> _testContext;
+    private readonly LinksFakers _fakers = new();
+
+    public LinkInclusionIncludeTests(IntegrationTestContext<TestableStartup<LinksDbContext>, LinksDbContext> testContext)
+    {
+        _testContext = testContext;
+
+        testContext.UseController<PhotoLocationsController>();
+    }
+
+    [Fact]
+    public async Task Hides_Self_link_in_included_resources_for_unregistered_controllers()
+    {
+        // Arrange
+        PhotoLocation location = _fakers.PhotoLocation.Generate();
+        location.Photo = _fakers.Photo.Generate();
+        location.Album = _fakers.PhotoAlbum.Generate();
+
+        await _testContext.RunOnDatabaseAsync(async dbContext =>
+        {
+            dbContext.PhotoLocations.Add(location);
+            await dbContext.SaveChangesAsync();
+        });
+
+        string route = $"/photoLocations/{location.StringId}?include=photo,album";
+
+        // Act
+        (HttpResponseMessage httpResponse, Document responseDocument) = await _testContext.ExecuteGetAsync<Document>(route);
+
+        // Assert
+        httpResponse.Should().HaveStatusCode(HttpStatusCode.OK);
+
+        responseDocument.Included.ShouldHaveCount(2);
+
+        responseDocument.Included.Should().ContainSingle(resource => resource.Type == "photos").Subject.With(resource =>
+        {
+            resource.Links.Should().BeNull();
+
+            resource.Relationships.ShouldContainKey("location").With(value =>
+            {
+                value.ShouldNotBeNull();
+                value.Links.ShouldNotBeNull();
+            });
+        });
+
+        responseDocument.Included.Should().ContainSingle(resource => resource.Type == "photoAlbums").Subject.With(resource =>
+        {
+            resource.Links.Should().BeNull();
+        });
+    }
+}