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

# testSimpleArgumentRequest(with:completionHandler:)

## Declaration

```swift
func testSimpleArgumentRequest(with params: MTRTestClusterClusterTestSimpleArgumentRequestParams, completionHandler: @escaping @Sendable (MTRTestClusterClusterTestSimpleArgumentResponseParams?, (any Error)?) -> Void)
```

```swift
func testSimpleArgumentRequest(with params: MTRTestClusterClusterTestSimpleArgumentRequestParams) async throws -> MTRTestClusterClusterTestSimpleArgumentResponseParams
```