Unit testing Swift code that uses async/await | Swift by SundellArticles, podcasts and news about Swift development, by John Sundell. Writing robust and predictable unit tests for asynchronous code has always been particularly challenging, given that each test method is executed completely serially, line by line (at least when using XCTest). So when using patterns like completion handlers, delegates, or even Combine, we’d always have to find our way back to ou
