Thank you for your answers!
I missed the difference UIContentConfiguration and UIListContentConfiguration.
I solved by rewriting as follows
guard let content = cell.contentConfiguration as? UIListContentConfiguration else {
XCTFail()
return
}
XCTAssertEqual(content.text, "title")
TaiseiHikawa
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Post
Replies
Boosts
Views
Activity
Precisely the following
[Font] Failed to parse font key token: hiraginosans-w6