# MembershipTableTestFixture.InitializeAsync(CancellationToken)

[Type overview](/orleans/docs/api/csharp/microsoft.orleans.clustering.testkit/orleans.clustering.testkit.membershiptabletestfixture/) | [Methods](/orleans/docs/api/csharp/microsoft.orleans.clustering.testkit/orleans.clustering.testkit.membershiptabletestfixture/methods/)

[Source](https://github.com/dotnet/orleans/blob/8bc9fd244427351ad24ccc039a9e7642a42c1cc4/src/Orleans.Clustering.TestKit/MembershipTableTestFixture.cs#L96-L117)

```csharp
public ValueTask InitializeAsync(CancellationToken cancellationToken = default(CancellationToken))
```

Constructs and initializes the three required handles. Partial failures clean up acquired resources.

### Parameters

- `cancellationToken` (`CancellationToken`)