5822d6feb2
wherecosttest tool. Other fixes to logarithm cost. FossilOrigin-Name: aa580e368e3c398b8377b80342dfdd906324c248
524 lines
14 KiB
Plaintext
524 lines
14 KiB
Plaintext
# 2006 September 4
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library.
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#
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# $Id: misc7.test,v 1.29 2009/07/16 18:21:18 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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do_test misc7-1-misuse {
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c_misuse_test
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} {}
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do_test misc7-2 {
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c_realloc_test
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} {}
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do_test misc7-3 {
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c_collation_test
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} {}
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# Try to open a directory:
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#
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do_test misc7-4 {
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delete_file mydir
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file mkdir mydir
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set rc [catch {
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sqlite3 db2 ./mydir
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} msg]
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list $rc $msg
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} {1 {unable to open database file}}
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# Try to open a file with a directory where its journal file should be.
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#
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do_test misc7-5 {
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delete_file mydir
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file mkdir mydir-journal
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sqlite3 db2 ./mydir
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catchsql {
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CREATE TABLE abc(a, b, c);
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} db2
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} {1 {unable to open database file}}
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db2 close
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#--------------------------------------------------------------------
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# The following tests, misc7-6.* test the libraries behaviour when
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# it cannot open a file. To force this condition, we use up all the
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# file-descriptors before running sqlite. This probably only works
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# on unix.
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#
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proc use_up_files {} {
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set ret [list]
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catch {
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while 1 { lappend ret [open test.db] }
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}
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return $ret
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}
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proc do_fileopen_test {prefix sql} {
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set fd_list [use_up_files]
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set ::go 1
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set ::n 1
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set ::sql $sql
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while {$::go} {
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catch {db close}
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do_test ${prefix}.${::n} {
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set rc [catch {
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sqlite db test.db
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db eval $::sql
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} msg]
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if {$rc == 0} {set ::go 0}
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expr {$rc == 0 || ($rc == 1 && [string first unable $msg]==0)}
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} 1
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close [lindex $fd_list 0]
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set fd_list [lrange $fd_list 1 end]
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incr ::n
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}
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foreach fd $fd_list {
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close $fd
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}
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db close
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}
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execsql { CREATE TABLE abc(a PRIMARY KEY, b, c); }
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db close
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if {$tcl_platform(platform)!="windows"} {
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do_fileopen_test misc7-6.1 {
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BEGIN;
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INSERT INTO abc VALUES(1, 2, 3);
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INSERT INTO abc VALUES(2, 3, 4);
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INSERT INTO abc SELECT a+2, b, c FROM abc;
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COMMIT;
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}
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do_fileopen_test misc7-6.2 {
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PRAGMA temp.cache_size = 1000;
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}
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}
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#
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# End of tests for out-of-file-descriptors condition.
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#--------------------------------------------------------------------
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sqlite3 db test.db
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execsql {
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DELETE FROM abc;
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INSERT INTO abc VALUES(1, 2, 3);
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INSERT INTO abc VALUES(2, 3, 4);
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INSERT INTO abc SELECT a+2, b, c FROM abc;
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}
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#--------------------------------------------------------------------
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# Test that the sqlite3_busy_timeout call seems to delay approximately
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# the right amount of time.
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#
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do_test misc7-7.0 {
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sqlite3 db2 test.db
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sqlite3_busy_timeout [sqlite3_connection_pointer db] 2000
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execsql {
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BEGIN EXCLUSIVE;
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} db2
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# Now db2 has an exclusive lock on the database file, and db has
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# a busy-timeout of 2000 milliseconds. So check that trying to
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# access the database using connection db delays for at least 1500 ms.
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#
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set tm [time {
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set result [catchsql {
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SELECT * FROM sqlite_master;
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} db]
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}]
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set delay [lindex $tm 0] ;# In microseconds
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lappend result [expr {$delay>1500000 && $delay<4000000}]
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} {1 {database is locked} 1}
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db2 close
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#--------------------------------------------------------------------
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# Test that nothing goes horribly wrong when attaching a database
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# after the omit_readlock pragma has been exercised.
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#
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# Note: The PRAGMA omit_readlock was an early hack to disable the
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# fcntl() calls for read-only databases so that read-only databases could
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# be read on broken NFS systems. That pragma has now been removed.
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# (Use the unix-none VFS as a replacement, if needed.) But these tests
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# do not really depend on omit_readlock, so we left them in place.
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#
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do_test misc7-7.1 {
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forcedelete test2.db
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forcedelete test2.db-journal
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execsql {
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PRAGMA omit_readlock = 1;
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ATTACH 'test2.db' AS aux;
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CREATE TABLE aux.hello(world);
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SELECT name FROM aux.sqlite_master;
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}
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} {hello}
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do_test misc7-7.2 {
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execsql {
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DETACH aux;
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}
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} {}
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do_test misc7-7.3 {
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db close
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sqlite3 db test.db -readonly 1
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execsql {
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PRAGMA omit_readlock = 1;
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ATTACH 'test2.db' AS aux;
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SELECT name FROM aux.sqlite_master;
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SELECT name FROM aux.sqlite_master;
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}
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} {hello hello}
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do_test misc7-7.3 {
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db close
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sqlite3 db test.db
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set ::DB [sqlite3_connection_pointer db]
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list
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} {}
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# Test the UTF-16 version of the "out of memory" message (used when
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# malloc fails during sqlite3_open() ).
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#
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ifcapable utf16 {
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do_test misc7-8 {
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encoding convertfrom unicode [sqlite3_errmsg16 0x00000000]
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} {out of memory}
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}
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do_test misc7-9 {
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execsql {
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SELECT *
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FROM (SELECT name+1 AS one FROM sqlite_master LIMIT 1 OFFSET 1)
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WHERE one LIKE 'hello%';
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}
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} {}
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#--------------------------------------------------------------------
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# Improve coverage for vtab code.
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#
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ifcapable vtab {
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# Run some debug code to improve reported coverage
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#
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# set sqlite_where_trace 1
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do_test misc7-10 {
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register_echo_module [sqlite3_connection_pointer db]
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execsql {
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CREATE VIRTUAL TABLE t1 USING echo(abc);
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SELECT a FROM t1 WHERE a = 1 ORDER BY b;
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}
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} {1}
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set sqlite_where_trace 0
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# Specify an ORDER BY clause that cannot be indexed.
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do_test misc7-11 {
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execsql {
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SELECT t1.a, t2.a FROM t1, t1 AS t2 ORDER BY 2 LIMIT 1;
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}
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} {1 1}
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# The whole point of this is to test an error code other than
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# SQLITE_NOMEM from the vtab xBestIndex callback.
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#
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do_ioerr_test misc7-12 -tclprep {
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sqlite3 db2 test.db
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register_echo_module [sqlite3_connection_pointer db2]
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db2 eval {
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CREATE TABLE abc(a PRIMARY KEY, b, c);
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INSERT INTO abc VALUES(1, 2, 3);
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CREATE VIRTUAL TABLE t1 USING echo(abc);
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}
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db2 close
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} -tclbody {
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register_echo_module [sqlite3_connection_pointer db]
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execsql {SELECT * FROM t1 WHERE a = 1;}
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}
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# The case where the virtual table module returns a very large number
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# as the cost of a scan (greater than SQLITE_BIG_DOUBLE in the code).
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#
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do_test misc7-13 {
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sqlite3 db test.db
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register_echo_module [sqlite3_connection_pointer db]
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set ::echo_module_cost 2.0e+99
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execsql {SELECT * FROM t1 WHERE a = 1;}
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} {1 2 3}
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unset ::echo_module_cost
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}
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db close
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forcedelete test.db
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forcedelete test.db-journal
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sqlite3 db test.db
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ifcapable explain {
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do_execsql_test misc7-14.1 {
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CREATE TABLE abc(a PRIMARY KEY, b, c);
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EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 WHERE rowid = 1;
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} {
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0 0 0 {SEARCH TABLE abc AS t2 USING INTEGER PRIMARY KEY (rowid=?)}
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}
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do_execsql_test misc7-14.2 {
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EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 WHERE a = 1;
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} {0 0 0
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{SEARCH TABLE abc AS t2 USING INDEX sqlite_autoindex_abc_1 (a=?)}
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}
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do_execsql_test misc7-14.3 {
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EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 ORDER BY a;
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} {0 0 0
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{SCAN TABLE abc AS t2 USING INDEX sqlite_autoindex_abc_1}
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}
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}
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db close
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forcedelete test.db
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forcedelete test.db-journal
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sqlite3 db test.db
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#--------------------------------------------------------------------
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# This is all to force the pager_remove_from_stmt_list() function
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# (inside pager.c) to remove a pager from the middle of the
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# statement-list.
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#
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do_test misc7-15.1 {
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execsql {
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PRAGMA cache_size = 10;
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BEGIN;
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CREATE TABLE abc(a PRIMARY KEY, b, c);
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INSERT INTO abc
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VALUES(randstr(100,100), randstr(100,100), randstr(100,100));
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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COMMIT;
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}
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expr {[file size test.db]>10240}
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} {1}
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do_test misc7-15.2 {
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execsql {
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DELETE FROM abc WHERE rowid > 12;
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INSERT INTO abc SELECT
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randstr(100,100), randstr(100,100), randstr(100,100) FROM abc;
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}
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} {}
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db close
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forcedelete test.db
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forcedelete test.db-journal
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sqlite3 db test.db
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do_ioerr_test misc7-16 -sqlprep {
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PRAGMA cache_size = 10;
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PRAGMA default_cache_size = 10;
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CREATE TABLE t3(a, b, UNIQUE(a, b));
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INSERT INTO t3 VALUES( randstr(100, 100), randstr(100, 100) );
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INSERT INTO t3 SELECT randstr(100, 100), randstr(100, 100) FROM t3;
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INSERT INTO t3 SELECT randstr(100, 100), randstr(100, 100) FROM t3;
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INSERT INTO t3 SELECT randstr(100, 100), randstr(100, 100) FROM t3;
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INSERT INTO t3 SELECT randstr(100, 100), randstr(100, 100) FROM t3;
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INSERT INTO t3 SELECT randstr(100, 100), randstr(100, 100) FROM t3;
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UPDATE t3
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SET b = 'hello world'
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WHERE rowid >= (SELECT max(rowid)-1 FROM t3);
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} -tclbody {
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set rc [catch {db eval {
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BEGIN;
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PRAGMA cache_size = 10;
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INSERT INTO t3 VALUES( randstr(100, 100), randstr(100, 100) );
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UPDATE t3 SET a = b;
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COMMIT;
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}} msg]
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if {!$rc || ($rc && [string first "columns" $msg]==0)} {
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set msg
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} else {
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error $msg
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}
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}
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sqlite3 db test.db
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do_test misc7-16.X {
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execsql {
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SELECT count(*) FROM t3;
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}
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} {32}
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#----------------------------------------------------------------------
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# Test the situation where a hot-journal is discovered but write-access
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# to it is denied. This should return SQLITE_BUSY.
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#
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# These tests do not work on windows due to restrictions in the
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# windows file system.
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#
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if {$tcl_platform(platform)!="windows"} {
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# Some network filesystems (ex: AFP) do not support setting read-only
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# permissions. Only run these tests if full unix permission setting
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# capabilities are supported.
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#
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file attributes test.db -permissions rw-r--r--
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if {[file attributes test.db -permissions]==0644} {
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do_test misc7-17.1 {
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execsql {
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BEGIN;
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DELETE FROM t3 WHERE (oid%3)==0;
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}
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forcecopy test.db bak.db
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forcecopy test.db-journal bak.db-journal
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execsql {
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COMMIT;
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}
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db close
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forcecopy bak.db test.db
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forcecopy bak.db-journal test.db-journal
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sqlite3 db test.db
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catch {file attributes test.db-journal -permissions r--------}
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catch {file attributes test.db-journal -readonly 1}
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catchsql {
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SELECT count(*) FROM t3;
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}
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} {1 {unable to open database file}}
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do_test misc7-17.2 {
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# Note that the -readonly flag must be cleared before the -permissions
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# are set. Otherwise, when using tcl 8.5 on mac, the fact that the
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# -readonly flag is set causes the attempt to set the permissions
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# to fail.
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catch {file attributes test.db-journal -readonly 0}
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catch {file attributes test.db-journal -permissions rw-------}
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catchsql {
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SELECT count(*) FROM t3;
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}
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} {0 32}
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# sqlite3_test_control_pending_page [expr ($::sqlite_pending_byte / 1024) + 1]
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set ::pending_byte_page [expr ($::sqlite_pending_byte / 1024) + 1]
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sqlite3_test_control_pending_byte $::sqlite_pending_byte
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do_test misc7-17.3 {
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db eval {
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pragma writable_schema = true;
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UPDATE sqlite_master
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SET rootpage = $pending_byte_page
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WHERE type = 'table' AND name = 't3';
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}
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execsql {
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SELECT rootpage FROM sqlite_master WHERE type = 'table' AND name = 't3';
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}
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} $::pending_byte_page
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do_test misc7-17.4 {
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db close
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sqlite3 db test.db
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catchsql {
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SELECT count(*) FROM t3;
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}
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} {1 {database disk image is malformed}}
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}
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}
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# Ticket #2470
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#
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do_test misc7-18.1 {
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execsql {
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CREATE TABLE table_1 (col_10);
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CREATE TABLE table_2 (
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col_1, col_2, col_3, col_4, col_5,
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col_6, col_7, col_8, col_9, col_10
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);
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SELECT a.col_10
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FROM
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(SELECT table_1.col_10 AS col_10 FROM table_1) a,
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(SELECT table_1.col_10, table_2.col_9 AS qcol_9
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FROM table_1, table_2
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GROUP BY table_1.col_10, qcol_9);
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}
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} {}
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# Testing boundary conditions on sqlite3_status()
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#
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do_test misc7-19.1 {
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sqlite3_status -1 0
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} {21 0 0}
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do_test misc7-19.2 {
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sqlite3_status 1000 0
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} {21 0 0}
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# sqlite3_global_recover() is a no-op. But we might as well test it
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# if only to get the test coverage.
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#
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do_test misc7-20.1 {
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sqlite3_global_recover
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} {SQLITE_OK}
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# Try to open a really long file name.
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#
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do_test misc7-21.1 {
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set zFile [file join [get_pwd] "[string repeat abcde 104].db"]
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set rc [catch {sqlite3 db2 $zFile} msg]
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list $rc $msg
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} {1 {unable to open database file}}
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# Try to do hot-journal rollback with a read-only connection. The
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# error code should be SQLITE_READONLY_ROLLBACK.
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#
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do_test misc7-22.1 {
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db close
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forcedelete test.db copy.db-journal
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sqlite3 db test.db
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execsql {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(1, 2);
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INSERT INTO t1 VALUES(3, 4);
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}
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db close
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sqlite3 db test.db -readonly 1
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catchsql {
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INSERT INTO t1 VALUES(5, 6);
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}
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} {1 {attempt to write a readonly database}}
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do_test misc7-22.2 { execsql { SELECT * FROM t1 } } {1 2 3 4}
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do_test misc7-22.3 {
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set fd [open test.db-journal w]
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puts $fd [string repeat abc 1000]
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close $fd
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catchsql { SELECT * FROM t1 }
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} {1 {attempt to write a readonly database}}
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do_test misc7-22.4 {
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sqlite3_extended_errcode db
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} SQLITE_READONLY_ROLLBACK
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db close
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forcedelete test.db
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finish_test
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