Migrate backend test suite from xUnit v2 to v3

- Directory.Packages.props: xunit 2.9.3 -> xunit.v3 4.0.0, bump
  xunit.runner.visualstudio to the matching 4.0.0
- All 5 test csproj: xunit -> xunit.v3 package reference, add
  <OutputType>Exe</OutputType> (v3 test projects are standalone
  executables)
- backend/global.json: opt dotnet test into the new MTP-native mode
  (.NET 10 SDK removed the old VSTest bridge for MTP-based test
  projects like xunit v3)
- IAsyncLifetime implementations (HandlerTestBase, ApiTestFixture,
  InfrastructureTestFixture, StorageServiceTests): v3's IAsyncLifetime
  now IS IAsyncDisposable, so InitializeAsync/DisposeAsync return
  ValueTask instead of Task. ApiTestFixture specifically now overrides
  WebApplicationFactory.DisposeAsync instead of implementing
  IAsyncLifetime.DisposeAsync explicitly, since v3 collapses both to
  the same single DisposeAsync slot
- Replaced CancellationToken.None with TestContext.Current.CancellationToken
  across the suite (a v3-only API) and added it to every call that
  was silently omitting a CancellationToken argument, per the new
  xUnit1051 analyzer warnings that came with the v3 package

Verified: dotnet build (0 warnings, 0 errors) and dotnet test, 250/250
passing under the new MTP runner.
This commit is contained in:
2026-09-09 22:11:29 +02:00
parent b57949a6bc
commit 98e6dfc4c4
62 changed files with 286 additions and 272 deletions
@@ -14,13 +14,13 @@ public sealed class CreateUserCommandHandlerTests : HandlerTestBase
{
var command = new CreateUserCommand(1, "Jane Doe", "Jane", "Doe");
var result = await CreateHandler().Handle(command, CancellationToken.None);
var result = await CreateHandler().Handle(command, TestContext.Current.CancellationToken);
Assert.False(result.IsError);
Assert.Equal("Jane Doe", result.Value.Name);
Assert.Equal(1, result.Value.Id);
var stored = await Database.Users.FindAsync(1L);
var stored = await Database.Users.FindAsync([1L], TestContext.Current.CancellationToken);
Assert.NotNull(stored);
Assert.Equal("JANE DOE", stored.NormalizedName);
}
@@ -33,7 +33,7 @@ public sealed class CreateUserCommandHandlerTests : HandlerTestBase
var command = new CreateUserCommand(1, "Someone Else", null, null);
var result = await CreateHandler().Handle(command, CancellationToken.None);
var result = await CreateHandler().Handle(command, TestContext.Current.CancellationToken);
Assert.Equal(ErrorType.Conflict, result.FirstError.Type);
}
@@ -15,7 +15,7 @@ public sealed class GetUserByIdQueryHandlerTests : HandlerTestBase
var user = TestEntities.User(1, "Jane Doe");
await SeedAsync(user);
var result = await CreateHandler().Handle(new GetUserByIdQuery(1), CancellationToken.None);
var result = await CreateHandler().Handle(new GetUserByIdQuery(1), TestContext.Current.CancellationToken);
Assert.False(result.IsError);
Assert.Equal("Jane Doe", result.Value.Name);
@@ -24,7 +24,7 @@ public sealed class GetUserByIdQueryHandlerTests : HandlerTestBase
[Fact]
public async Task Handle_UserMissing_ReturnsNotFound()
{
var result = await CreateHandler().Handle(new GetUserByIdQuery(404), CancellationToken.None);
var result = await CreateHandler().Handle(new GetUserByIdQuery(404), TestContext.Current.CancellationToken);
Assert.Equal(ErrorType.NotFound, result.FirstError.Type);
}
@@ -13,7 +13,7 @@ public sealed class GetUsersQueryHandlerTests : HandlerTestBase
{
await SeedAsync(TestEntities.User(1, "alice"), TestEntities.User(2, "bob"));
var result = await CreateHandler().Handle(new GetUsersQuery(PageNumber: 1, PageSize: 10, UsernameSearch: null), CancellationToken.None);
var result = await CreateHandler().Handle(new GetUsersQuery(PageNumber: 1, PageSize: 10, UsernameSearch: null), TestContext.Current.CancellationToken);
Assert.False(result.IsError);
Assert.Equal(2, result.Value.TotalItemCount);
@@ -24,7 +24,7 @@ public sealed class GetUsersQueryHandlerTests : HandlerTestBase
{
await SeedAsync(TestEntities.User(1, "alice-wonderland"), TestEntities.User(2, "bob-builder"));
var result = await CreateHandler().Handle(new GetUsersQuery(PageNumber: 1, PageSize: 10, UsernameSearch: "alice"), CancellationToken.None);
var result = await CreateHandler().Handle(new GetUsersQuery(PageNumber: 1, PageSize: 10, UsernameSearch: "alice"), TestContext.Current.CancellationToken);
Assert.False(result.IsError);
var user = Assert.Single(result.Value.Items);
@@ -13,10 +13,10 @@ public sealed class SyncUserCommandHandlerTests : HandlerTestBase
{
var command = new SyncUserCommand(1, "Jane Doe", "Jane", "Doe", "https://avatar.example/jane.png");
var result = await CreateHandler().Handle(command, CancellationToken.None);
var result = await CreateHandler().Handle(command, TestContext.Current.CancellationToken);
Assert.False(result.IsError);
var stored = await Database.Users.FindAsync(1L);
var stored = await Database.Users.FindAsync([1L], TestContext.Current.CancellationToken);
Assert.NotNull(stored);
Assert.Equal("Jane Doe", stored.Name);
Assert.Equal("https://avatar.example/jane.png", stored.ProfilePictureUrl);
@@ -30,10 +30,10 @@ public sealed class SyncUserCommandHandlerTests : HandlerTestBase
var command = new SyncUserCommand(1, "New Name", "New", "Name", "https://avatar.example/new.png");
var result = await CreateHandler().Handle(command, CancellationToken.None);
var result = await CreateHandler().Handle(command, TestContext.Current.CancellationToken);
Assert.False(result.IsError);
var stored = await Database.Users.FindAsync(1L);
var stored = await Database.Users.FindAsync([1L], TestContext.Current.CancellationToken);
Assert.NotNull(stored);
Assert.Equal("New Name", stored.Name);
Assert.Equal("NEW NAME", stored.NormalizedName);