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#
## Bug #26654685 INDEX->ID == BTR_PAGE_GET_INDEX_ID(PAGE)
## AT BTR_CUR_SEARCH_TO_NTH_LEVEL IN BTR/B
#
--source include/have_debug.inc
--source include/have_debug_sync.inc
--source include/count_sessions.inc
--source include/have_innodb_16k.inc
CREATE TABLE parent (a INT PRIMARY KEY, b INT NOT NULL) ENGINE = InnoDB;
INSERT INTO parent VALUES(1,2),(2,2);
CREATE TABLE child (a INT PRIMARY KEY, b INT NOT NULL) ENGINE = InnoDB;
INSERT INTO child VALUES (10, 2);
# This should rollback due to dup key
SET DEBUG_SYNC = 'innodb_inplace_alter_table_enter SIGNAL start_create
WAIT_FOR go_ahead';
--send CREATE UNIQUE INDEX idx ON parent(b);
# Make table ref_count > 1
connect (con1,localhost,root,,);
connection con1;
SET DEBUG_SYNC = 'now WAIT_FOR start_create';
INSERT INTO parent VALUES(4, 2);
SET DEBUG_SYNC = 'now SIGNAL go_ahead';
connection default;
--error ER_DUP_ENTRY
reap;
SET DEBUG_SYNC = 'now SIGNAL conn_add_fk';
connection con1;
SET DEBUG_SYNC = 'now WAIT_FOR conn_add_fk';
--error ER_CANNOT_ADD_FOREIGN
ALTER TABLE child ADD CONSTRAINT cfx FOREIGN KEY (b) REFERENCES parent(b);
--connection default
DROP TABLE child;
DROP TABLE parent;
--disconnect con1
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