Update code example

jerryjrchen · jerryjrchen · commit 07f45fadff5b · 2025-10-03T10:09:38.000-07:00
diff --git a/proposals/testing/NNNN-targeted-interoperability-swift-testing-and-xctest.md b/proposals/testing/NNNN-targeted-interoperability-swift-testing-and-xctest.md
@@ -26,9 +26,7 @@ test, it won't report the assertion failure:
 
 ```swift
 func assertUnique(_ elements: [Int]) {
-  if Set(elements).count != elements.count {
-    XCTFail("\(elements) has non unique elements")
-  }
+  XCTAssertEqual(Set(elements).count, elements.count, "\(elements) has non unique elements")
 }
 
 // XCTest

Original file line number	Diff line number	Diff line change
`@@ -26,9 +26,7 @@ test, it won't report the assertion failure:`
`26`	`26`
`27`	`27`	```swift
`28`	`28`	`func assertUnique(_ elements: [Int]) {`
`29`		`- if Set(elements).count != elements.count {`
`30`		`- XCTFail("\(elements) has non unique elements")`
`31`		`- }`
	`29`	`+ XCTAssertEqual(Set(elements).count, elements.count, "\(elements) has non unique elements")`
`32`	`30`	`}`
`33`	`31`
`34`	`32`	`// XCTest`