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https://github.com/sqlite/sqlite.git
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The malloc.test script now passes all tests with no errors. (CVS 4271)
FossilOrigin-Name: db818430e9ea4ef4a4af575784009d5acae785a3
This commit is contained in:
drh
@ -8,20 +8,22 @@
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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 attempts to check the library in an out-of-memory situation.
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# When compiled with -DSQLITE_DEBUG=1, the SQLite library accepts a special
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# command (sqlite_malloc_fail N) which causes the N-th malloc to fail. This
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# special feature is used to see what happens in the library if a malloc
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# were to really fail due to an out-of-memory situation.
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#
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# $Id: malloc.test,v 1.43 2007/08/16 04:39:01 danielk1977 Exp $
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# This file attempts to check the behavior of the SQLite library in
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# an out-of-memory situation. When compiled with -DSQLITE_DEBUG=1,
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# the SQLite library accepts a special command (sqlite3_memdebug_fail N C)
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# which causes the N-th malloc to fail. This special feature is used
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# to see what happens in the library if a malloc were to really fail
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# due to an out-of-memory situation.
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#
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# $Id: malloc.test,v 1.44 2007/08/22 20:18:22 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Only run these tests if memory debugging is turned on.
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#
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if {[info command sqlite_malloc_stat]==""} {
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ifcapable !memdebug {
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puts "Skipping malloc tests: not compiled with -DSQLITE_MEMDEBUG..."
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finish_test
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return
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@ -182,7 +184,7 @@ do_malloc_test 7 -sqlprep {
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SELECT min(a) FROM t1 WHERE a<6 GROUP BY b;
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SELECT a FROM t1 WHERE a<6 ORDER BY a;
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SELECT b FROM t1 WHERE a>6;
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}
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}
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# This block is designed to test that some malloc failures that may
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# occur in vdbeapi.c. Specifically, if a malloc failure that occurs
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@ -197,9 +199,10 @@ do_malloc_test 7 -sqlprep {
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# These tests only run if UTF-16 support is compiled in.
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#
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if {$::sqlite_options(utf16)} {
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set ::STMT {}
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do_malloc_test 8 -tclprep {
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set sql "SELECT '[string repeat abc 20]', '[string repeat def 20]', ?"
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set ::STMT [sqlite3_prepare $::DB $sql -1 X]
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set ::STMT [sqlite3_prepare db $sql -1 X]
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sqlite3_step $::STMT
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if { $::tcl_platform(byteOrder)=="littleEndian" } {
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set ::bomstr "\xFF\xFE"
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@ -214,12 +217,15 @@ if {$::sqlite_options(utf16)} {
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sqlite3_column_double $::STMT 1
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sqlite3_reset $::STMT
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sqlite3_bind_text16 $::STMT 1 $::bomstr 60
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catch {sqlite3_finalize $::STMT}
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if {[lindex [sqlite_malloc_stat] 2]<=0} {
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error "out of memory"
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}
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#catch {sqlite3_finalize $::STMT}
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#if {[lindex [sqlite_malloc_stat] 2]<=0} {
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# error "out of memory"
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#}
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} -cleanup {
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sqlite3_finalize $::STMT
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if {$::STMT!=""} {
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sqlite3_finalize $::STMT
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set ::STMT {}
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}
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}
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}
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@ -250,8 +256,8 @@ do_malloc_test 10 -sqlprep {
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# This block tests malloc() failures that occur within calls to
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# sqlite3_create_function().
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do_malloc_test 11 -tclbody {
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set rc [sqlite3_create_function $::DB]
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do_malloc_test 11 -tclbody {
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set rc [sqlite3_create_function db]
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if {[string match $rc SQLITE_NOMEM]} {
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error "out of memory"
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}
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@ -260,7 +266,7 @@ do_malloc_test 11 -tclbody {
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do_malloc_test 12 -tclbody {
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set sql16 [encoding convertto unicode "SELECT * FROM sqlite_master"]
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append sql16 "\00\00"
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set ::STMT [sqlite3_prepare16 $::DB $sql16 -1 DUMMY]
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set ::STMT [sqlite3_prepare16 db $sql16 -1 DUMMY]
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sqlite3_finalize $::STMT
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}
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@ -320,9 +326,9 @@ proc string_compare {a b} {
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# Test for malloc() failures in sqlite3_create_collation() and
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# sqlite3_create_collation16().
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#
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do_malloc_test 15 -tclbody {
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do_malloc_test 15 -start 4 -tclbody {
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db collate string_compare string_compare
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if {[catch {add_test_collate $::DB 1 1 1} msg]} {
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if {[catch {add_test_collate db 1 1 1} msg]} {
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if {$msg=="SQLITE_NOMEM"} {set msg "out of memory"}
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error $msg
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}
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@ -423,7 +429,7 @@ do_malloc_test 19 -tclprep {
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} -tclbody {
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unset -nocomplain ::STMT
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set r [catch {
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set ::STMT [sqlite3_prepare $::DB {SELECT ?} -1 DUMMY]
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set ::STMT [sqlite3_prepare db {SELECT ?} -1 DUMMY]
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sqlite3_bind_text16 -static $::STMT 1 $static_string 112
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} msg]
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if {$r} {error [string range $msg 4 end]}
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@ -466,7 +472,7 @@ do_malloc_test 22 -tclbody {
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set ::STMT ""
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set r [catch {
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set ::STMT [
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sqlite3_prepare_v2 $::DB "SELECT * FROM sqlite_master" -1 DUMMY
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sqlite3_prepare_v2 db "SELECT * FROM sqlite_master" -1 DUMMY
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]
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} msg]
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if {$r} {error [string range $msg 4 end]}
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@ -484,5 +490,4 @@ do_test malloc-99.X {
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} {0}
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puts open-file-count=$sqlite_open_file_count
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sqlite_malloc_fail 0
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finish_test
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@ -30,22 +30,25 @@ proc do_malloc_test {tn args} {
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if {[string is integer $tn]} {
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set tn malloc-$tn
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}
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if {[info exists ::mallocopts(-start)]} {
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set start $::mallocopts(-start)
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} else {
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set start 1
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}
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set ::go 1
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for {set ::n 1} {$::go && $::n < 50000} {incr ::n} {
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for {set ::n $start} {$::go && $::n < 50000} {incr ::n} {
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do_test $tn.$::n {
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# Remove all traces of database files test.db and test2.db from the files
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# system. Then open (empty database) "test.db" with the handle [db].
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#
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sqlite_malloc_fail 0
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catch {db close}
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catch {file delete -force test.db}
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catch {file delete -force test.db-journal}
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catch {file delete -force test2.db}
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catch {file delete -force test2.db-journal}
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catch {sqlite3 db test.db}
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set ::DB [sqlite3_connection_pointer db]
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# Execute any -tclprep and -sqlprep scripts.
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#
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@ -59,7 +62,7 @@ proc do_malloc_test {tn args} {
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# Now set the ${::n}th malloc() to fail and execute the -tclbody and
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# -sqlbody scripts.
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#
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sqlite_malloc_fail $::n
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sqlite3_memdebug_fail $::n 1
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set ::mallocbody {}
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if {[info exists ::mallocopts(-tclbody)]} {
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append ::mallocbody "$::mallocopts(-tclbody)\n"
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@ -68,28 +71,26 @@ proc do_malloc_test {tn args} {
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append ::mallocbody "db eval {$::mallocopts(-sqlbody)}"
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}
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set v [catch $::mallocbody msg]
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set failFlag [sqlite3_memdebug_fail -1 0]
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set go [expr {$failFlag>0}]
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# If the test fails (if $v!=0) and the database connection actually
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# exists, make sure the failure code is SQLITE_NOMEM.
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if {$v && [info command db]=="db" && [info exists ::mallocopts(-sqlbody)]
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&& [db errorcode]!=7} {
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set v 999
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}
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set leftover [lindex [sqlite_malloc_stat] 2]
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if {$leftover>0} {
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if {$leftover>1} {puts "\nLeftover: $leftover\nReturn=$v Message=$msg"}
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set ::go 0
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if {$failFlag==0} {
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if {$v} {
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puts "\nError message returned: $msg"
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set v2 $msg
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} else {
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set v {1 1}
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set v 1
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set v2 1
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}
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} elseif {!$v} {
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set v2 $msg
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} elseif {[info command db]=="" || [db errorcode]==7
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|| $msg=="out of memory"} {
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set v2 1
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} else {
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set v2 [expr {$msg=="" || $msg=="out of memory"}]
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if {!$v2} {puts "\nError message returned: $msg"}
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lappend v $v2
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set v2 $msg
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}
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lappend v $v2
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} {1 1}
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if {[info exists ::mallocopts(-cleanup)]} {
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@ -98,4 +99,3 @@ proc do_malloc_test {tn args} {
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}
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unset ::mallocopts
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}
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@ -10,14 +10,14 @@
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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 1.14 2007/06/27 23:52:18 drh Exp $
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# $Id: misc7.test,v 1.15 2007/08/22 20:18:22 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 {
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c_misuse_test
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} {}
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#do_test misc7-1 {
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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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@ -11,7 +11,7 @@
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# This file implements some common TCL routines used for regression
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# testing the SQLite library
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#
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# $Id: tester.tcl,v 1.84 2007/08/20 14:23:44 danielk1977 Exp $
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# $Id: tester.tcl,v 1.85 2007/08/22 20:18:22 drh Exp $
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# Make sure tclsqlite3 was compiled correctly. Abort now with an
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# error message if not.
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@ -208,7 +208,9 @@ proc finalize_testing {} {
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sqlite3_soft_heap_limit 0
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incr nTest
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puts "$nErr errors out of $nTest tests"
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puts "Failures on these tests: $::failList"
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if {$nErr>0} {
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puts "Failures on these tests: $::failList"
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}
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if {$nErr>0 && ![working_64bit_int]} {
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puts "******************************************************************"
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puts "N.B.: The version of TCL that you used to build this test harness"
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@ -221,6 +223,13 @@ proc finalize_testing {} {
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puts "$sqlite_open_file_count files were left open"
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incr nErr
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}
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if {[sqlite3_memory_used]>0} {
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puts "Unfreed memory: [sqlite3_memory_used] bytes"
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incr nErr
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} else {
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puts "All memory allocations freed - no leaks"
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}
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puts "Maximum memory usage: [sqlite3_memory_highwater] bytes"
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foreach f [glob -nocomplain test.db-*-journal] {
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file delete -force $f
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}
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@ -562,8 +571,8 @@ proc copy_file {from to} {
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}
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}
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# This command checks for outstanding calls to sqliteMalloc() from within
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# the current thread. A list is returned with one entry for each outstanding
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# This command checks for outstanding calls to sqlite3_malloc()
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# A list is returned with one entry for each outstanding
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# malloc. Each list entry is itself a list of 5 items, as follows:
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#
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# { <number-bytes> <file-name> <line-number> <test-case> <stack-dump> }
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