1 files changed, 114 insertions, 0 deletions
diff --git a/mysql-test/t/symlink.test b/mysql-test/t/symlink.test
new file mode 100644
index 00000000000..7a42a60054e
--- /dev/null
+++ b/mysql-test/t/symlink.test
@@ -0,0 +1,114 @@
+-- require r/have_symlink.require
+disable_query_log;
+show variables like "have_symlink";
+enable_query_log;
+
+drop table if exists t1,t2,t7,t8,t9;
+drop database if exists mysqltest;
+
+#
+# First create little data to play with
+#
+create table t1 (a int not null auto_increment, b char(16) not null, primary key (a));
+create table t2 (a int not null auto_increment, b char(16) not null, primary key (a));
+insert into t1 (b) values ("test"),("test1"),("test2"),("test3");
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+insert into t2 (b) select b from t1;
+insert into t1 (b) select b from t2;
+drop table t2;
+
+#
+# Start the test
+# We use t9 here to not crash with tables generated by the backup test
+# 
+
+disable_query_log;
+eval create table t9 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam data directory="$MYSQL_TEST_DIR/var/tmp" index directory="$MYSQL_TEST_DIR/var/run";
+enable_query_log;
+
+insert into t9 select * from t1;
+check table t9;
+optimize table t9;
+repair table t9;
+alter table t9 add column c int not null;
+--replace_result $MYSQL_TEST_DIR TEST_DIR
+show create table t9;
+
+# Test renames
+alter table t9 rename t8, add column d int not null;
+alter table t8 rename t7;
+rename table t7 to t9;
+# Drop old t1 table, keep t9
+drop table t1;
+
+#
+# Test error handling
+# Note that we are using the above table t9 here!
+#
+
+disable_query_log;
+--error 1103,1103
+create table t1 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam data directory="tmp";
+
+# Check that we cannot link over a table from another database.
+
+create database mysqltest;
+
+--error 1,1
+create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam index directory="/this-dir-does-not-exist";
+
+--error 1103,1103
+create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam index directory="not-hard-path";
+
+--error 1,1
+eval create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam index directory="$MYSQL_TEST_DIR/var/run";
+
+--error 1,1
+eval create table mysqltest.t9 (a int not null auto_increment, b char(16) not null, primary key (a)) type=myisam data directory="$MYSQL_TEST_DIR/var/tmp";
+enable_query_log;
+
+# Check moving table t9 from default database to mysqltest;
+# In this case the symlinks should be removed.
+
+alter table t9 rename mysqltest.t9;
+select count(*) from mysqltest.t9;
+--replace_result $MYSQL_TEST_DIR TEST_DIR
+show create table mysqltest.t9;
+drop database mysqltest;
+
+#
+# Test changing data dir (Bug #1662)
+#
+
+create table t1 (a int not null) type=myisam;
+disable_query_log;
+eval alter table t1 data directory="$MYSQL_TEST_DIR/var/tmp";
+enable_query_log;
+--replace_result $MYSQL_TEST_DIR TEST_DIR
+show create table t1;
+alter table t1 add b int;
+disable_query_log;
+eval alter table t1 data directory="$MYSQL_TEST_DIR/var/log";
+enable_query_log;
+--replace_result $MYSQL_TEST_DIR TEST_DIR
+show create table t1;
+disable_query_log;
+eval alter table t1 index directory="$MYSQL_TEST_DIR/var/log";
+enable_query_log;
+show create table t1;
+drop table t1;