 
   expectEqual("\u{fffd}\u{1f602}\u{fffd}",
     acceptor[donor.startIndex.advancedBy(1)..<donor.startIndex.advancedBy(5)])
-}
-
-NSStringAPIs.test("copy construction") {
-  let expected = "abcd"
-  let x = NSString(string: expected as NSString)
-  expectEqual(expected, x as String)
-  let y = NSMutableString(string: expected as NSString)
-  expectEqual(expected, y as String)
 }
 
 var CStringTests = TestSuite("CStringTests")

// RUN: %target-build-swift %s -o %t/a.out
// RUN: %target-run %t/a.out
// REQUIRES: executable_test

// REQUIRES: objc_interop

//
// Tests for the NSString APIs as exposed by String

  expectFalse(xs != xs)
}

NSStringAPIs.test("CompareStringsWithUnpairedSurrogates")
  .xfail(
    .Custom({ true },
