added code covarage for functions convert(), nullif(), crc32(), is_used_lock(), char_lengtrh(), bit_xor()

added string length for more speed
made code covarage for print() method of Item
fixed printability of some items (SCRUM) (WL#1274)

1 files changed, 2 insertions, 2 deletions

diff --git a/sql/item_uniq.h b/sql/item_uniq.h
index 2101fc4e45a..5c6f6eefb6b 100644
--- a/sql/item_uniq.h
+++ b/sql/item_uniq.h
@@ -29,7 +29,7 @@ public:
     :Item_real_func(list) {}
   double val() { return 0.0; }
   void fix_length_and_dec() { decimals=0; max_length=6; }
-  void print(String *str) { str->append("0.0"); }
+  void print(String *str) { str->append("0.0", 3); }
 };
 
 
@@ -55,5 +55,5 @@ public:
   {
     return new Item_sum_unique_users(thd, *this);
   }
-  void print(String *str) { str->append("0.0"); }
+  void print(String *str) { str->append("0.0", 3); }
 };