+ server.Run9_1 (sb);
+ Test.CheckValue (sb, new StringBuilder ("un"), 190);
+
+ StringBuilder sb2 = new StringBuilder ("prefix");
+ StringBuilder sb3 = server.Run9_2 (sb2);
+ Test.CheckValue (sb2, new StringBuilder ("prefix"), 192);
+ Test.CheckValue (sb3, new StringBuilder ("prefix-middle"), 192);
+ StringBuilder sb4 = server.Run9_3 (sb3);
+ Test.CheckValue (sb3, new StringBuilder ("prefix-middle"), 193);
+ Test.CheckValue (sb4, new StringBuilder ("prefix-middle-end"), 193);
+