WL#2247 mysqltest: add option for sorting results

 - Change from "query_sorted <query>" to "sorted_results"


client/mysqltest.c:
  Replace "query_sorted <query>" with the ability to turn
  on "one shot result sorting" with the command "sorted_results"
mysql-test/r/mysqltest.result:
  Update test and result
mysql-test/t/mysqltest.test:
  Update test and result

client/mysqltest.c

@@ -271,7 +271,7 @@ enum enum_commands {
   Q_EXEC, Q_DELIMITER,
   Q_DISABLE_ABORT_ON_ERROR, Q_ENABLE_ABORT_ON_ERROR,
   Q_DISPLAY_VERTICAL_RESULTS, Q_DISPLAY_HORIZONTAL_RESULTS,
-  Q_QUERY_VERTICAL, Q_QUERY_HORIZONTAL, Q_QUERY_SORTED,
+  Q_QUERY_VERTICAL, Q_QUERY_HORIZONTAL, Q_SORTED_RESULTS,
   Q_START_TIMER, Q_END_TIMER,
   Q_CHARACTER_SET, Q_DISABLE_PS_PROTOCOL, Q_ENABLE_PS_PROTOCOL,
   Q_DISABLE_RECONNECT, Q_ENABLE_RECONNECT,
@@ -341,7 +341,7 @@ const char *command_names[]=
   "horizontal_results",
   "query_vertical",
   "query_horizontal",
-  "query_sorted",
+  "sorted_results",
   "start_timer",
   "end_timer",
   "character_set",
@@ -6161,13 +6161,19 @@ int main(int argc, char **argv)
       case Q_DISPLAY_HORIZONTAL_RESULTS:
 	display_result_vertically= FALSE;
         break;
+      case Q_SORTED_RESULTS:
+        /*
+          Turn on sorting of result set, will be reset after next
+          command
+        */
+	display_result_sorted= TRUE;
+        break;
       case Q_LET: do_let(command); break;
       case Q_EVAL_RESULT:
         eval_result = 1; break;
       case Q_EVAL:
       case Q_QUERY_VERTICAL:
       case Q_QUERY_HORIZONTAL:
-      case Q_QUERY_SORTED:
 	if (command->query == command->query_buf)
         {
           /* Skip the first part of command, i.e query_xxx */
@@ -6179,7 +6185,6 @@ int main(int argc, char **argv)
       case Q_REAP:
       {
 	my_bool old_display_result_vertically= display_result_vertically;
-	my_bool old_display_result_sorted= display_result_sorted;
         /* Default is full query, both reap and send  */
         int flags= QUERY_REAP_FLAG | QUERY_SEND_FLAG;
 
@@ -6196,7 +6201,6 @@ int main(int argc, char **argv)
 
         /* Check for special property for this query */
         display_result_vertically|= (command->type == Q_QUERY_VERTICAL);
-        display_result_sorted= (command->type == Q_QUERY_SORTED);
 
 	if (save_file[0])
 	{
@@ -6209,7 +6213,6 @@ int main(int argc, char **argv)
 
         /* Restore settings */
 	display_result_vertically= old_display_result_vertically;
-	display_result_sorted= old_display_result_sorted;
 
 	break;
       }
@@ -6366,6 +6369,9 @@ int main(int argc, char **argv)
         the replace structures should be cleared
       */
       free_all_replace();
+
+      /* Also reset "sorted_results" */
+      display_result_sorted= FALSE;
     }
     last_command_executed= command_executed;
 

mysql-test/r/mysqltest.result

@@ -546,6 +546,12 @@ a	b	c
 2	Part 2	2007-04-05 00:00:00
 2	Part 3	2007-04-05 00:00:00
 select * from t1;
+a	b	c
+1	Line 1	2007-04-05 00:00:00
+2	Part 2	2007-04-05 00:00:00
+1	Line 1	2007-04-05 00:00:00
+2	Part 3	2007-04-05 00:00:00
+select * from t1;
 select '';
 
 
@@ -561,4 +567,50 @@ hep
 select "hepp";
 hepp
 hepp
+drop table t1;
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+my_col
+1
+2
+SELECT 2 as "my_col" UNION SELECT 1;
+my_col
+1
+2
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+my_col
+1
+2
+SELECT '2' as "3"
+UNION
+SELECT '1';
+3
+1
+2
+SET @a = 17;
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+my_col
+1
+2
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+my_col
+2
+1
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+my_col
+1
+2
+SELECT '2' as "my_col1",2 as "my_col2"
+UNION
+SELECT '1',1 from t2;
+ERROR 42S02: Table 'test.t2' doesn't exist
 End of tests

mysql-test/t/mysqltest.test

@@ -1693,15 +1693,72 @@ create table t1( a int, b char(255), c timestamp);
 insert into t1 values(1, 'Line 1', '2007-04-05'), (2, "Part 2", '2007-04-05');
 insert into t1 values(1, 'Line 1', '2007-04-05'), (2, "Part 3", '2007-04-05');
 select * from t1;
-query_sorted select * from t1;
+--sorted_results
+select * from t1;
+# Should not be sorted
+select * from t1;
 disable_result_log;
-query_sorted select * from t1;
+sorted_results;
+select * from t1;
 enable_result_log;
-query_sorted select '';
-query_sorted select "h";
-query_sorted select "he";
-query_sorted select "hep";
-query_sorted select "hepp";
+--sorted_results
+select '';
+sorted_results;
+select "h";
+--sorted_results
+select "he";
+--sorted_results
+select "hep";
+--sorted_results
+select "hepp";
 
+drop table t1;
+
+# 1. Assignment of result set sorting
+sorted_results;
+ SELECT 2 as "my_col"
+UNION
+SELECT 1;
+
+--sorted_results
+SELECT 2 as "my_col" UNION SELECT 1;
+--sorted_results
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+
+# 2. Ensure that the table header will be not sorted into the result
+--sorted_results
+SELECT '2' as "3"
+UNION
+SELECT '1';
+
+# 3. "sorted_results" changes nothing when applied to a non query statement.
+sorted_results;
+ SET @a = 17;
+
+# 4. Show that "--sorted_results" affects the next statement only
+--sorted_results
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+SELECT 2 as "my_col"
+UNION
+SELECT 1;
+
+# 5. Ensure that "sorted_results" in combination with $variables works
+let $my_stmt=SELECT 2 as "my_col"
+UNION
+SELECT 1;
+--sorted_results
+eval $my_stmt;
+
+# 6. Ensure that "sorted_results " does not change the semantics of "--error ...."
+#    or the protocol output after such an expected failure
+--sorted_results
+--error 1146
+SELECT '2' as "my_col1",2 as "my_col2"
+UNION
+SELECT '1',1 from t2;
 
 --echo End of tests