Remove test for using bash characters in tls/ssl file and directory names.

bash char substitution is not supported for other file options (e.g. read default file)

mysql-test/r/ssl_ca.result

@@ -6,19 +6,3 @@ ERROR 2026 (HY000): SSL connection error: xxxx
 # try to connect with correct '--ssl-ca' path : should connect
 have_ssl
 1
-#
-# Bug#21920678: SSL-CA DOES NOT ACCEPT ~USER TILDE HOME DIRECTORY
-#               PATH SUBSTITUTION
-#
-# try to connect with '--ssl-ca' option using tilde home directoy
-# path substitution : should connect
-have_ssl
-1
-# try to connect with '--ssl-key' option using tilde home directoy
-# path substitution : should connect
-have_ssl
-1
-# try to connect with '--ssl-cert' option using tilde home directoy
-# path substitution : should connect
-have_ssl
-1

mysql-test/t/ssl_ca.test

@@ -14,22 +14,3 @@
 
 --echo # try to connect with correct '--ssl-ca' path : should connect
 --exec $MYSQL --ssl-ca=$MYSQL_TEST_DIR/std_data/cacert.pem --ssl-key=$MYSQL_TEST_DIR/std_data/client-key.pem --ssl-cert=$MYSQL_TEST_DIR/std_data/client-cert.pem test -e "SELECT (VARIABLE_VALUE <> '') AS have_ssl FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME='Ssl_cipher';"
-
---echo #
---echo # Bug#21920678: SSL-CA DOES NOT ACCEPT ~USER TILDE HOME DIRECTORY
---echo #               PATH SUBSTITUTION
---echo #
-
---let $mysql_test_dir_path= `SELECT IF(LENGTH('$HOME'), REPLACE('=$MYSQL_TEST_DIR', '=$HOME', '=~'), '=$MYSQL_TEST_DIR')`
-
---echo # try to connect with '--ssl-ca' option using tilde home directoy
---echo # path substitution : should connect
---exec $MYSQL --ssl-ca$mysql_test_dir_path/std_data/cacert.pem --ssl-key=$MYSQL_TEST_DIR/std_data/client-key.pem --ssl-cert=$MYSQL_TEST_DIR/std_data/client-cert.pem test -e "SELECT (VARIABLE_VALUE <> '') AS have_ssl FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME='Ssl_cipher';"
-
---echo # try to connect with '--ssl-key' option using tilde home directoy
---echo # path substitution : should connect
---exec $MYSQL --ssl-ca=$MYSQL_TEST_DIR/std_data/cacert.pem --ssl-key$mysql_test_dir_path/std_data/client-key.pem --ssl-cert=$MYSQL_TEST_DIR/std_data/client-cert.pem test -e "SELECT (VARIABLE_VALUE <> '') AS have_ssl FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME='Ssl_cipher';"
-
---echo # try to connect with '--ssl-cert' option using tilde home directoy
---echo # path substitution : should connect
---exec $MYSQL --ssl-ca=$MYSQL_TEST_DIR/std_data/cacert.pem --ssl-key=$MYSQL_TEST_DIR/std_data/client-key.pem --ssl-cert$mysql_test_dir_path/std_data/client-cert.pem test -e "SELECT (VARIABLE_VALUE <> '') AS have_ssl FROM INFORMATION_SCHEMA.SESSION_STATUS WHERE VARIABLE_NAME='Ssl_cipher';"