From b9153fb8a0dea42ac9762e04360f85a327504f01 Mon Sep 17 00:00:00 2001
From: Karim Ali <karim.ali@ualberta.ca>
Date: Wed, 9 Nov 2022 15:49:27 +0200
Subject: [PATCH] add test case for unicodeScalars

---
 swift/ql/test/library-tests/dataflow/taint/string.swift | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/swift/ql/test/library-tests/dataflow/taint/string.swift b/swift/ql/test/library-tests/dataflow/taint/string.swift
index cece90a0981..1186ffd8a6c 100644
--- a/swift/ql/test/library-tests/dataflow/taint/string.swift
+++ b/swift/ql/test/library-tests/dataflow/taint/string.swift
@@ -114,13 +114,16 @@ func taintThroughData() {
 
 func sink(arg: String.UTF8View) {}
 func sink(arg: ContiguousArray<CChar>) {}
+func sink(arg: String.UnicodeScalarView) {}
 
 func taintThroughStringFields() {
   let clean = ""
   let tainted = source2().utf8
   let taintedCString = source2().utf8CString
+  let taintedUnicodeScalars = source2().unicodeScalars
 
   sink(arg: clean)
-  sink(arg: tainted) // $ tainted=120
-  sink(arg: taintedCString) // $ tainted=121
+  sink(arg: tainted) // $ tainted=121
+  sink(arg: taintedCString) // $ tainted=122
+  sink(arg: taintedUnicodeScalars) // $ tainted=123
 }