Sync reverse-string tests (#430)

* Sync `reverse-string` tests

* Remove quotes from include = false

Author: BNAndras

exercises/practice/reverse-string/.meta/tests.toml

@@ -26,3 +26,14 @@ description = "a palindrome"
 
 [b9e7dec1-c6df-40bd-9fa3-cd7ded010c4c]
 description = "an even-sized word"
+
+[1bed0f8a-13b0-4bd3-9d59-3d0593326fa2]
+description = "wide characters"
+
+[93d7e1b8-f60f-4f3c-9559-4056e10d2ead]
+description = "grapheme cluster with pre-combined form"
+include = false
+
+[1028b2c1-6763-4459-8540-2da47ca512d9]
+description = "grapheme clusters"
+include = false

exercises/practice/reverse-string/reverse-string-test.rkt

@@ -22,4 +22,10 @@
                             "!yrgnuh m'I")
                (test-equal? "a palindrome"
                             (my-reverse "racecar")
-                            "racecar"))))
+                            "racecar")
+               (test-equal? "an even-sized word"
+                            (my-reverse "drawer")
+                            "reward")
+               (test-equal? "wide characters"
+                            (my-reverse "子猫")
+                            "猫子"))))