1 files changed, 36 insertions, 0 deletions
diff --git a/tests/encoding.test b/tests/encoding.test
index b5a44df..1c7ee11 100644
--- a/tests/encoding.test
+++ b/tests/encoding.test
@@ -362,6 +362,42 @@ test encoding-15.9 {UtfToUtfProc emoji character output} {
     binary scan $y H* z
     list [string length $x] [string length $y] $z
 } {3 7 edb882eda0bd58}
+test encoding-15.10 {UtfToUtfProc high surrogate character output} {
+    set x \uDE02\xE9
+    set y [encoding convertto utf-8 \uDE02\xE9]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {2 5 edb882c3a9}
+test encoding-15.11 {UtfToUtfProc low surrogate character output} {
+    set x \uDA02\xE9
+    set y [encoding convertto utf-8 \uDA02\xE9]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {2 5 eda882c3a9}
+test encoding-15.12 {UtfToUtfProc high surrogate character output} {
+    set x \uDE02Y
+    set y [encoding convertto utf-8 \uDE02Y]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {2 4 edb88259}
+test encoding-15.13 {UtfToUtfProc low surrogate character output} {
+    set x \uDA02Y
+    set y [encoding convertto utf-8 \uDA02Y]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {2 4 eda88259}
+test encoding-15.14 {UtfToUtfProc high surrogate character output} {
+    set x \uDE02
+    set y [encoding convertto utf-8 \uDE02]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {1 3 edb882}
+test encoding-15.15 {UtfToUtfProc low surrogate character output} {
+    set x \uDA02
+    set y [encoding convertto utf-8 \uDA02]
+    binary scan $y H* z
+    list [string length $x] [string length $y] $z
+} {1 3 eda882}
 
 test encoding-16.1 {UnicodeToUtfProc} {
     set val [encoding convertfrom unicode NN]