1 files changed, 84 insertions, 0 deletions
diff --git a/mysql-test/suite/engines/funcs/t/ta_string_to_not_null.test b/mysql-test/suite/engines/funcs/t/ta_string_to_not_null.test
new file mode 100644
index 00000000000..140735a50a3
--- /dev/null
+++ b/mysql-test/suite/engines/funcs/t/ta_string_to_not_null.test
@@ -0,0 +1,84 @@
+--disable_warnings
+DROP TABLE IF EXISTS t1;
+--enable_warnings
+CREATE TABLE t1(c1 CHAR(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 MODIFY c1 CHAR(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 VARCHAR(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 MODIFY c1 VARCHAR(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 BINARY(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 MODIFY c1 BINARY(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 VARBINARY(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 MODIFY c1 VARBINARY(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 CHAR(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 CHANGE c1 c1 CHAR(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 VARCHAR(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 CHANGE c1 c1 VARCHAR(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 BINARY(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 CHANGE c1 c1 BINARY(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+CREATE TABLE t1(c1 VARBINARY(100) NULL);
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; 
+ALTER TABLE t1 CHANGE c1 c1 VARBINARY(100) NOT NULL;
+SHOW TABLES; 
+let $ENGINE=`select variable_value from information_schema.global_variables where variable_name='STORAGE_ENGINE'`; 
+--replace_result $ENGINE ENGINE " PAGE_CHECKSUM=0" ""
+ SHOW CREATE TABLE t1; DROP TABLE t1; SHOW TABLES;
+