1 files changed, 3 insertions, 0 deletions

diff --git a/src/unit/fstring.cpp b/src/unit/fstring.cpp
index 03df9c3..b00f11b 100644
--- a/src/unit/fstring.cpp
+++ b/src/unit/fstring.cpp
@@ -86,6 +86,9 @@ public:
                 unitTest( a == "abcd" );
                 a.remove( 2, 5 );
                 unitTest( a == "ab" );
+                a += "cdefghijklmnop";
+                a.remove( 5, 1 );
+                unitTest( a = "abcdeghijklmnop" );
         }
 };