diff --git a/test/062-character-encodings/src/Main.java b/test/062-character-encodings/src/Main.java
new file mode 100644
index 0000000..6e9f0cd
--- /dev/null
+++ b/test/062-character-encodings/src/Main.java
@@ -0,0 +1,25 @@
+import java.nio.charset.Charset;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.SortedMap;
+import java.util.Set;
+
+public class Main {
+    static public void main(String[] args) throws Exception {
+        // These charsets must be provided; anything else is optional.
+        List<String> standardCharsets = Arrays.asList("US-ASCII", "ISO-8859-1",
+                "UTF-8", "UTF-16BE", "UTF-16LE", "UTF-16");
+
+        SortedMap<String, Charset> all = Charset.availableCharsets();
+        Set<String> needed = new HashSet<String>(standardCharsets);
+        for (Map.Entry<String, Charset> e : all.entrySet()) {
+            String canonicalName = e.getKey();
+            needed.remove(canonicalName);
+        }
+        System.out.println("Missing: " + needed);
+    }
+}