 
   // Check the ASCII domain.
   let asciiDomain: [Int32] = Array(0..<128)
-  expectEqualFunctionsForDomain(asciiDomain,
+  expectEqualFunctionsForDomain(
+    asciiDomain,
     { String(UnicodeScalar(Int(tolower($0)))) },
     { String(UnicodeScalar(Int($0))).lowercaseString })
 


  // slices
  // It is 4 bytes long, so it should return a replacement character.
  expectEqual("\u{FFFD}", toString(winter.utf8[winter.utf8.startIndex ..<
    winter.utf8.startIndex.successor().successor()]))
  expectEqual("\u{1F3C2}", toString(winter.utf8[winter.utf8.startIndex ..<
    advance(winter.utf8.startIndex, 4)]))

  expectEqual("\u{1F3C2}", toString(winter.utf16[winter.utf16.startIndex ..<
    advance(winter.utf16.startIndex, 2)]))
  expectEqual("\u{1F3C2}", toString(winter.unicodeScalars[
    winter.unicodeScalars.startIndex ..<
    winter.unicodeScalars.startIndex.successor()]))

  // views
  expectEqual(winter, toString(winter.utf8[winter.utf8.startIndex ..<
    advance(winter.utf8.startIndex, 7)]))
  expectEqual(winter, toString(winter.utf16[winter.utf16.startIndex ..<
    advance(winter.utf16.startIndex, 3)]))
  expectEqual(winter, toString(
    winter.unicodeScalars[winter.unicodeScalars.startIndex ..<
    advance(winter.unicodeScalars.startIndex, 2)]))

  let ga = "\u{304b}\u{3099}"
  expectEqual(ga, toString(ga.utf8[ga.utf8.startIndex ..<


  // Check the ASCII domain.
  let asciiDomain: [Int32] = Array(0..<128)
  expectEqualFunctionsForDomain(
    asciiDomain,
    { String(UnicodeScalar(Int(toupper($0)))) },
    { String(UnicodeScalar(Int($0))).uppercaseString })

