---
title: "testNotHandled(completionHandler:)"
framework: matter
role: symbol
role_heading: Instance Method
path: "matter/mtrbaseclustertestcluster/testnothandled(completionhandler:)"
---

# testNotHandled(completionHandler:)

## Declaration

```swift
func testNotHandled(completionHandler: @escaping @Sendable ((any Error)?) -> Void)
```

```swift
func testNotHandled() async throws
```