MDEV-12004: Add the Bug#28825718 test case

Adapt the test case from
mysql/mysql-server@2bbbcddd903626c84c610dd2ed82cc22ee4d6cde
(MySQL 5.7.26).

mysql-test/suite/gcol/r/innodb_virtual_debug.result

@@ -94,3 +94,33 @@ NULL
 29
 DROP TABLE t;
 SET DEBUG_SYNC = 'RESET';
+#
+# Bug#28825718 - ASSERTION FAILURE: TRX0REC.CC:NNN:N_IDX > 0 WHILE DOING REPLACE/INSERT
+#
+CREATE TABLE t1(a INT PRIMARY KEY, b INT, c INT GENERATED ALWAYS AS(b+1) VIRTUAL) ENGINE=InnoDB;
+INSERT INTO t1(a, b) VALUES(1, 1);
+connect  con1,localhost,root,,;
+SET DEBUG_SYNC = 'row_log_apply_after SIGNAL s1 WAIT_FOR s2';
+SET lock_wait_timeout = 1;
+ALTER TABLE t1 ADD UNIQUE INDEX(c, b);
+connection default;
+SET DEBUG_SYNC = 'now WAIT_FOR s1';
+SET DEBUG_SYNC = 'row_ins_sec_index_enter SIGNAL s2 WAIT_FOR s3';
+INSERT INTO t1(a, b) VALUES(2, 2);
+connection con1;
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+SET DEBUG_SYNC = 'now SIGNAL s3';
+disconnect con1;
+connection default;
+SET DEBUG_SYNC = 'RESET';
+ALTER TABLE t1 ADD KEY(b);
+INSERT INTO t1(a, b) VALUES(3, 3);
+SELECT * FROM t1;
+a	b	c
+1	1	2
+2	2	3
+3	3	4
+CHECK TABLE t1;
+Table	Op	Msg_type	Msg_text
+test.t1	check	status	OK
+DROP TABLE t1;

mysql-test/suite/gcol/t/innodb_virtual_debug.test

@@ -60,7 +60,6 @@ SET DEBUG_SYNC = 'innodb_inplace_alter_table_enter SIGNAL start_create WAIT_FOR
 --send ALTER TABLE t FORCE
 
 connection con1;
-
 SET DEBUG_SYNC = 'now WAIT_FOR start_create';
 start transaction;
 update t set a=1 where a = 0;
@@ -280,4 +279,37 @@ disconnect con1;
 }
 SET DEBUG_SYNC = 'RESET';
 
+
+--echo #
+--echo # Bug#28825718 - ASSERTION FAILURE: TRX0REC.CC:NNN:N_IDX > 0 WHILE DOING REPLACE/INSERT
+--echo #
+
+CREATE TABLE t1(a INT PRIMARY KEY, b INT, c INT GENERATED ALWAYS AS(b+1) VIRTUAL) ENGINE=InnoDB;
+
+INSERT INTO t1(a, b) VALUES(1, 1);
+
+connect (con1,localhost,root,,);
+SET DEBUG_SYNC = 'row_log_apply_after SIGNAL s1 WAIT_FOR s2';
+SET lock_wait_timeout = 1;
+--send ALTER TABLE t1 ADD UNIQUE INDEX(c, b)
+
+connection default;
+SET DEBUG_SYNC = 'now WAIT_FOR s1';
+SET DEBUG_SYNC = 'row_ins_sec_index_enter SIGNAL s2 WAIT_FOR s3';
+--send INSERT INTO t1(a, b) VALUES(2, 2)
+
+connection con1;
+--error ER_LOCK_WAIT_TIMEOUT
+reap;
+SET DEBUG_SYNC = 'now SIGNAL s3';
+disconnect con1;
+connection default;
+reap;
+SET DEBUG_SYNC = 'RESET';
+ALTER TABLE t1 ADD KEY(b);
+INSERT INTO t1(a, b) VALUES(3, 3);
+SELECT * FROM t1;
+CHECK TABLE t1;
+DROP TABLE t1;
+
 --source include/wait_until_count_sessions.inc