---
title: "testListInt8UArgumentRequest(with:completionHandler:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclustertestcluster/testlistint8uargumentrequest(with:completionhandler:)"
---

# testListInt8UArgumentRequest(with:completionHandler:)

## Declaration

```swift
func testListInt8UArgumentRequest(with params: MTRTestClusterClusterTestListInt8UArgumentRequestParams, completionHandler: @escaping @Sendable (MTRTestClusterClusterBooleanResponseParams?, (any Error)?) -> Void)
```

```swift
func testListInt8UArgumentRequest(with params: MTRTestClusterClusterTestListInt8UArgumentRequestParams) async throws -> MTRTestClusterClusterBooleanResponseParams
```