Bug#20037 mysqltest requires cygwin on windows(part 1, new mysqltest commands)

 - Update comments
 - Make "write_file" fail if file already exist
 - Remove temporary files created by test cases


client/mysqltest.c:
  Improve function comments
  Make write_file fail if file already exist
mysql-test/r/mysqltest.result:
  Update test result after adding new test and updating description
  of argumements to chmod
mysql-test/t/bootstrap.test:
  Remove temporary file created by testcase
mysql-test/t/mysql.test:
  Remove temporary file created by testcase
mysql-test/t/mysqladmin.test:
  Remove temporary file created by testcase
mysql-test/t/mysqltest.test:
  Remove temporary file created by testcase 
  Add test to show that "write_file" fails if file already exist
mysql-test/t/sp-destruct.test:
  Remove temporary file created by testcase

client/mysqltest.c

@@ -2525,8 +2525,8 @@ void do_copy_file(struct st_command *command)
   command	command handle
 
   DESCRIPTION
-  chmod <octal> <file>
-  Change file permission of <file>
+  chmod_file <octal> <file_name>
+  Change file permission of <file_name>
 
 */
 
@@ -2536,8 +2536,8 @@ void do_chmod_file(struct st_command *command)
   static DYNAMIC_STRING ds_mode;
   static DYNAMIC_STRING ds_file;
   const struct command_arg chmod_file_args[] = {
-    "mode", ARG_STRING, TRUE, &ds_mode, "Mode of file",
-    "file", ARG_STRING, TRUE, &ds_file, "Filename of file to modify"
+    "mode", ARG_STRING, TRUE, &ds_mode, "Mode of file(octal) ex. 0660",
+    "filename", ARG_STRING, TRUE, &ds_file, "Filename of file to modify"
   };
   DBUG_ENTER("do_chmod_file");
 
@@ -2671,6 +2671,12 @@ void do_write_file_command(struct st_command *command, my_bool append)
   if (ds_delimiter.length == 0)
     dynstr_set(&ds_delimiter, "EOF");
 
+  if (!append && access(ds_filename.str, F_OK) == 0)
+  {
+    /* The file should not be overwritten */
+    die("File already exist: '%s'", ds_filename.str);
+  }
+
   init_dynamic_string(&ds_content, "", 1024, 1024);
   read_until_delimiter(&ds_content, &ds_delimiter);
   DBUG_PRINT("info", ("Writing to file: %s", ds_filename.str));
@@ -2703,7 +2709,7 @@ void do_write_file_command(struct st_command *command, my_bool append)
   Write everything between the "write_file" command and 'delimiter'
   to "file_name"
 
-  NOTE! Overwrites existing file
+  NOTE! Will fail if <file_name> exists
 
   Default <delimiter> is EOF
 

mysql-test/r/mysqltest.result

@@ -521,6 +521,7 @@ drop table t1;
 mysqltest: At line 1: Missing required argument 'filename' to command 'remove_file'
 mysqltest: At line 1: Missing required argument 'filename' to command 'write_file'
 mysqltest: At line 1: End of file encountered before 'EOF' delimiter was found
+mysqltest: At line 1: File already exist: 'MYSQLTEST_VARDIR/tmp/test_file1.tmp'
 Some data
 for cat_file command
 of mysqltest
@@ -531,7 +532,7 @@ mysqltest: At line 1: Missing required argument 'to_file' to command 'copy_file'
 mysqltest: At line 1: Missing required argument 'mode' to command 'chmod'
 mysqltest: At line 1: You must write a 4 digit octal number for mode
 mysqltest: At line 1: You must write a 4 digit octal number for mode
-mysqltest: At line 1: Missing required argument 'file' to command 'chmod'
+mysqltest: At line 1: Missing required argument 'filename' to command 'chmod'
 mysqltest: At line 1: You must write a 4 digit octal number for mode
 mysqltest: At line 1: You must write a 4 digit octal number for mode
 hello

mysql-test/t/bootstrap.test

@@ -9,12 +9,13 @@ drop table if exists t1;
 #
 # Check that --bootstrap reads from stdin
 #
---write_file $MYSQLTEST_VARDIR/tmp/bootstrap.sql
+--write_file $MYSQLTEST_VARDIR/tmp/bootstrap_test.sql
 use test;
 CREATE TABLE t1(a int);
 EOF
---exec $MYSQLD_BOOTSTRAP_CMD < $MYSQLTEST_VARDIR/tmp/bootstrap.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
+--exec $MYSQLD_BOOTSTRAP_CMD < $MYSQLTEST_VARDIR/tmp/bootstrap_test.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
 drop table t1;
+remove_file $MYSQLTEST_VARDIR/tmp/bootstrap_test.sql;
 
 #
 # Check that --bootstrap of file with SQL error returns error
@@ -28,6 +29,7 @@ EOF
 # Table t1 should not exists
 --error 1051
 drop table t1;
+remove_file $MYSQLTEST_VARDIR/tmp/bootstrap_error.sql;
 
 #
 # Bootstrap with a query larger than 2*thd->net.max_packet
@@ -40,6 +42,7 @@ eval select * into outfile '$MYSQLTEST_VARDIR/tmp/long_query.sql' from t1;
 --enable_query_log
 --error 1
 --exec $MYSQLD_BOOTSTRAP_CMD < $MYSQLTEST_VARDIR/tmp/long_query.sql >> $MYSQLTEST_VARDIR/tmp/bootstrap.log 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/long_query.sql;
 
 set global max_allowed_packet=@my_max_allowed_packet;
 drop table t1;

mysql-test/t/mysql.test

@@ -241,18 +241,21 @@ DELIMITER /
 SELECT 1/
 EOF
 --exec $MYSQL             < $MYSQLTEST_VARDIR/tmp/bug21412.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/bug21412.sql;
 
 # This should give an error...
 --write_file $MYSQLTEST_VARDIR/tmp/bug21412.sql
 DELIMITER \
 EOF
 --exec $MYSQL             < $MYSQLTEST_VARDIR/tmp/bug21412.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/bug21412.sql;
 
 # As should this...
 --write_file $MYSQLTEST_VARDIR/tmp/bug21412.sql
 DELIMITER \\
 EOF
 --exec $MYSQL             < $MYSQLTEST_VARDIR/tmp/bug21412.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/bug21412.sql;
 
 #
 # Some coverage of not normally used parts

mysql-test/t/mysqladmin.test

@@ -20,7 +20,7 @@ EOF
 --replace_regex /.*mysqladmin.*: unknown/mysqladmin: unknown/
 --error 7
 --exec $MYSQLADMIN --defaults-file=$MYSQLTEST_VARDIR/tmp/bug10608.cnf -S $MASTER_MYSOCK -P $MASTER_MYPORT  -u root --password= ping 2>&1
-
+remove_file $MYSQLTEST_VARDIR/tmp/bug10608.cnf;
 
 # When mysqladmin finds "loose-database" in .cnf file it shall print
 # a warning and continue
@@ -32,3 +32,4 @@ EOF
 --replace_regex /Warning: .*mysqladmin.*: unknown/Warning: mysqladmin: unknown/
 --exec $MYSQLADMIN --defaults-file=$MYSQLTEST_VARDIR/tmp/bug10608.cnf -S $MASTER_MYSOCK -P $MASTER_MYPORT  -u root --password= ping 2>&1
 
+remove_file $MYSQLTEST_VARDIR/tmp/bug10608.cnf;

mysql-test/t/mysqltest.test

@@ -366,6 +366,7 @@ show status;
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 #
 # Missing delimiter until eof
@@ -377,6 +378,7 @@ sleep 7
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 #
 # Missing delimiter until "disable_query_log"
@@ -391,6 +393,7 @@ disable_query_log;
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 #
 # Missing delimiter until "disable_query_log"
@@ -406,6 +409,7 @@ disable_query_log;
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 #
 # Missing delimiter until eof
@@ -422,6 +426,7 @@ disconnect default
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 #
 # Missing delimiter until eof
@@ -1160,6 +1165,7 @@ echo hej;
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 --write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
 while (0)
@@ -1167,6 +1173,7 @@ while (0)
 EOF
 --error 1
 --exec $MYSQL_TEST < $MYSQLTEST_VARDIR/tmp/mysqltest.sql 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 --write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
 while (0){
@@ -1268,6 +1275,7 @@ while ($i)
 }
 EOF
 --exec echo "source $MYSQLTEST_VARDIR/tmp/mysqltest.sql; echo OK;" | $MYSQL_TEST 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 # Repeat connect/disconnect
 --write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
@@ -1282,6 +1290,7 @@ EOF
 --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
 --error 1
 --exec echo "source $MYSQLTEST_VARDIR/tmp/mysqltest.sql;" | $MYSQL_TEST 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 # Select disconnected connection
 --write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
@@ -1292,6 +1301,7 @@ EOF
 --replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
 --error 1
 --exec echo "source $MYSQLTEST_VARDIR/tmp/mysqltest.sql;" | $MYSQL_TEST 2>&1
+remove_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql;
 
 # Connection name already used
 --write_file $MYSQLTEST_VARDIR/tmp/mysqltest.sql
@@ -1568,6 +1578,12 @@ write_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp END_DELIMITER;
 Content for test_file1 contains EOF
 END_DELIMITER
 file_exists $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+
+# write to already exisiting file
+--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
+--error 1
+--exec echo "write_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;" | $MYSQL_TEST 2>&1
+
 remove_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 
 # ----------------------------------------------------------------------------
@@ -1589,6 +1605,8 @@ append_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 Appended text on nonexisting file
 EOF
 
+remove_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+
 # ----------------------------------------------------------------------------
 # test for cat_file
 # ----------------------------------------------------------------------------
@@ -1599,6 +1617,7 @@ for cat_file command
 of mysqltest
 EOF
 cat_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
+remove_file $MYSQLTEST_VARDIR/tmp/test_file1.tmp;
 
 --error 1
 --exec echo "cat_file non_existing_file;" | $MYSQL_TEST 2>&1
@@ -1719,6 +1738,7 @@ chmod 0000 $MYSQLTEST_VARDIR/tmp/file1.tmp;
 #EOF
 
 chmod 0777 $MYSQLTEST_VARDIR/tmp/file1.tmp;
+remove_file $MYSQLTEST_VARDIR/tmp/file1.tmp;
 --write_file $MYSQLTEST_VARDIR/tmp/file1.tmp
 test2
 EOF

mysql-test/t/sp-destruct.test

@@ -42,6 +42,7 @@ insert into t1 values (0);
 flush table mysql.proc;
 
 # Thrashing the .frm file
+--remove_file $MYSQLTEST_VARDIR/master-data/mysql/proc.frm
 --write_file $MYSQLTEST_VARDIR/master-data/mysql/proc.frm
 saljdfa
 EOF