1 files changed, 65 insertions, 0 deletions
diff --git a/mysql-test/t/view.test b/mysql-test/t/view.test
index 89a8e0c9ffc..89f9c744a5f 100644
--- a/mysql-test/t/view.test
+++ b/mysql-test/t/view.test
@@ -5565,6 +5565,22 @@ select *
 drop view v1;
 drop table t1,t2,t3;
 
+--echo #
+--echo # MDEV-11240: Server crashes in check_view_single_update or
+--echo # Assertion `derived->table' failed in mysql_derived_merge_for_insert
+--echo #
+
+CREATE TABLE t3 (a INT);
+CREATE ALGORITHM = MERGE VIEW v1 AS SELECT t2.a FROM t3 AS t1, t3 AS t2;
+CREATE ALGORITHM = MERGE VIEW v2 AS SELECT * FROM v1;
+PREPARE stmt FROM 'REPLACE INTO v2 SELECT a FROM t3';
+--error ER_VIEW_NO_INSERT_FIELD_LIST
+EXECUTE stmt;
+--error ER_VIEW_NO_INSERT_FIELD_LIST
+EXECUTE stmt;
+drop view v1,v2;
+drop table t3;
+
 --echo # -----------------------------------------------------------------
 --echo # -- End of 5.5 tests.
 --echo # -----------------------------------------------------------------
@@ -5814,6 +5830,55 @@ SELECT * FROM v1 where use_case_id = 10;
 drop view v1;
 drop table t1;
 
+--echo #
+--echo # MDEV-12666: CURRENT_ROLE() and DATABASE() does not work in a view
+--echo #
+--echo # DATABASE() fails only when the initial view creation features a NULL
+--echo # default database.
+--echo #
+--echo # CREATE, USE and DROP database so that we have no "default" database.
+--echo #
+CREATE DATABASE temporary;
+USE temporary;
+DROP DATABASE temporary;
+SELECT DATABASE();
+
+CREATE VIEW test.v_no_db AS SELECT DATABASE() = 'temporary_two';
+SHOW CREATE VIEW test.v_no_db;
+PREPARE prepared_no_database FROM "SELECT DATABASE() = 'temporary_two'";
+
+--echo #
+--echo # All statements should return NULL
+--echo #
+EXECUTE prepared_no_database;
+SELECT DATABASE() = 'temporary_two';
+SELECT * FROM test.v_no_db;
+
+CREATE DATABASE temporary_two;
+USE temporary_two;
+CREATE VIEW test.v_with_db AS SELECT DATABASE() = 'temporary_two';
+PREPARE prepared_with_database FROM "SELECT DATABASE() = 'temporary_two'";
+
+--echo #
+--echo # All statements should return 1;
+--echo #
+SELECT DATABASE() = 'temporary_two';
+SELECT * FROM test.v_no_db;
+SELECT * FROM test.v_with_db;
+EXECUTE prepared_with_database;
+
+--echo #
+--echo # Prepared statements maintain default database to be the same
+--echo # during on creation so this should return NULL still.
+--echo # See MySQL bug #25843
+--echo #
+EXECUTE prepared_no_database;
+
+DROP DATABASE temporary_two;
+DROP VIEW test.v_no_db;
+DROP VIEW test.v_with_db;
+USE test;
+
 --echo # -----------------------------------------------------------------
 --echo # -- End of 10.0 tests.
 --echo # -----------------------------------------------------------------