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https://github.com/sqlite/sqlite.git
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Fixes to the locking and rollback behavior. (CVS 261)
FossilOrigin-Name: 337b3d3b2a903328d9744c111979909a284b8348
This commit is contained in:
drh
@ -11,7 +11,7 @@
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# This file implements regression tests for SQLite library. The
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# focus of this script is btree database backend
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#
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# $Id: btree.test,v 1.9 2001/09/16 00:13:28 drh Exp $
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# $Id: btree.test,v 1.10 2001/09/23 02:35:53 drh Exp $
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set testdir [file dirname $argv0]
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@ -54,7 +54,7 @@ do_test btree-1.4.1 {
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lindex [btree_pager_stats $::b1] 1
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} {1}
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do_test btree-1.5 {
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set rc [catch {btree_cursor $::b1 2} ::c1]
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set rc [catch {btree_cursor $::b1 2 1} ::c1]
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if {$rc} {lappend rc $::c1}
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set rc
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} {0}
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@ -86,7 +86,7 @@ do_test btree-1.12 {
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# Reopen the database and attempt to read the record that we wrote.
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#
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do_test btree-2.1 {
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set rc [catch {btree_cursor $::b1 2} ::c1]
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set rc [catch {btree_cursor $::b1 2 1} ::c1]
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if {$rc} {lappend rc $::c1}
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set rc
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} {0}
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@ -209,7 +209,7 @@ do_test btree-3.24 {
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file size test1.bt
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} {2048}
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do_test btree-3.25 {
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set rc [catch {btree_cursor $::b1 2} ::c1]
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set rc [catch {btree_cursor $::b1 2 1} ::c1]
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if {$rc} {lappend rc $::c1}
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set rc
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} {0}
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@ -339,7 +339,7 @@ do_test btree-4.7 {
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do_test btree-4.8 {
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btree_close $::b1
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set ::b1 [btree_open test1.bt]
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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lindex [btree_pager_stats $::b1] 1
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} {2}
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do_test btree-4.9 {
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@ -421,7 +421,7 @@ do_test btree-6.2.1 {
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lindex [btree_pager_stats $::b1] 1
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} {1}
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do_test btree-6.2.2 {
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set ::c2 [btree_cursor $::b1 $::t2]
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set ::c2 [btree_cursor $::b1 $::t2 1]
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lindex [btree_pager_stats $::b1] 1
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} {2}
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do_test btree-6.2.3 {
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@ -430,7 +430,7 @@ do_test btree-6.2.3 {
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} {ten}
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do_test btree-6.3 {
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btree_commit $::b1
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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lindex [btree_pager_stats $::b1] 1
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} {3}
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do_test btree-6.3.1 {
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@ -465,7 +465,7 @@ do_test btree-6.8.1 {
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lindex [btree_get_meta $::b1] 0
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} {0}
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do_test btree-6.9 {
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set ::c2 [btree_cursor $::b1 $::t2]
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set ::c2 [btree_cursor $::b1 $::t2 1]
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lindex [btree_pager_stats $::b1] 1
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} {3}
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@ -479,7 +479,7 @@ do_test btree-6.9.1 {
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do_test btree-6.10 {
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btree_close_cursor $::c1
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btree_drop_table $::b1 2
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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btree_move_to $::c1 {}
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btree_key $::c1
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} {}
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@ -631,7 +631,7 @@ do_test btree-8.9 {
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btree_close_cursor $::c1
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btree_close $::b1
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set ::b1 [btree_open test1.bt]
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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btree_move_to $::c1 020
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btree_data $::c1
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} $::data
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@ -653,7 +653,7 @@ do_test btree-8.12 {
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lindex [btree_get_meta $::b1] 0
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} {4}
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do_test btree-8.12.1 {
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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btree_insert $::c1 ${::keyprefix}1 1
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btree_data $::c1
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} {1}
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@ -700,7 +700,7 @@ do_test btree-8.22 {
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do_test btree-8.23 {
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btree_close_cursor $::c1
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btree_drop_table $::b1 2
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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lindex [btree_get_meta $::b1] 0
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} {4}
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do_test btree-8.24 {
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@ -790,7 +790,7 @@ do_test btree-10.1 {
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lindex [btree_pager_stats $::b1] 1
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} {1}
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do_test btree-10.2 {
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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lindex [btree_pager_stats $::b1] 1
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} {2}
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do_test btree-10.3 {
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@ -851,7 +851,7 @@ do_test btree-11.2 {
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lindex [btree_pager_stats $::b1] 1
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} {1}
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do_test btree-11.3 {
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set ::c1 [btree_cursor $::b1 2]
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set ::c1 [btree_cursor $::b1 2 1]
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lindex [btree_pager_stats $::b1] 1
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} {2}
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#btree_page_dump $::b1 2
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@ -11,7 +11,7 @@
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# This file implements regression tests for SQLite library. The
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# focus of this script is btree database backend
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#
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# $Id: btree2.test,v 1.7 2001/09/16 00:13:28 drh Exp $
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# $Id: btree2.test,v 1.8 2001/09/23 02:35:53 drh Exp $
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set testdir [file dirname $argv0]
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@ -48,7 +48,7 @@ do_test btree2-1.4 {
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btree_create_table $::b
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} {6}
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do_test btree2-1.5 {
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set ::c2 [btree_cursor $::b 2]
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set ::c2 [btree_cursor $::b 2 1]
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btree_insert $::c2 {one} {1}
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btree_delete $::c2
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btree_close_cursor $::c2
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@ -95,7 +95,7 @@ proc build_db {N L} {
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for {set i 2} {$i<=6} {incr i} {
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catch {btree_close_cursor [set ::c$i]}
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btree_clear_table $::b $i
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set ::c$i [btree_cursor $::b $i]
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set ::c$i [btree_cursor $::b $i 1]
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}
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btree_insert $::c2 N $N
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btree_insert $::c2 L $L
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@ -281,11 +281,11 @@ foreach {N L} {
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puts "**** N=$N L=$L ****"
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set hash [md5file test2.bt]
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do_test btree2-$testno.1 [subst -nocommands {
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set ::c2 [btree_cursor $::b 2]
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set ::c3 [btree_cursor $::b 3]
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set ::c4 [btree_cursor $::b 4]
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set ::c5 [btree_cursor $::b 5]
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set ::c6 [btree_cursor $::b 6]
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set ::c2 [btree_cursor $::b 2 1]
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set ::c3 [btree_cursor $::b 3 1]
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set ::c4 [btree_cursor $::b 4 1]
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set ::c5 [btree_cursor $::b 5 1]
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set ::c6 [btree_cursor $::b 6 1]
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btree_begin_transaction $::b
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build_db $N $L
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check_invariants
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@ -301,11 +301,11 @@ foreach {N L} {
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} $hash
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do_test btree2-$testno.3 [subst -nocommands {
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btree_begin_transaction $::b
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set ::c2 [btree_cursor $::b 2]
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set ::c3 [btree_cursor $::b 3]
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set ::c4 [btree_cursor $::b 4]
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set ::c5 [btree_cursor $::b 5]
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set ::c6 [btree_cursor $::b 6]
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set ::c2 [btree_cursor $::b 2 1]
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set ::c3 [btree_cursor $::b 3 1]
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set ::c4 [btree_cursor $::b 4 1]
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set ::c5 [btree_cursor $::b 5 1]
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set ::c6 [btree_cursor $::b 6 1]
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build_db $N $L
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check_invariants
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}] {}
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@ -327,11 +327,11 @@ foreach {N L} {
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do_test btree2-$testno.7 {
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btree_close $::b
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set ::b [btree_open test2.bt]
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set ::c2 [btree_cursor $::b 2]
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set ::c3 [btree_cursor $::b 3]
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set ::c4 [btree_cursor $::b 4]
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set ::c5 [btree_cursor $::b 5]
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set ::c6 [btree_cursor $::b 6]
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set ::c2 [btree_cursor $::b 2 1]
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set ::c3 [btree_cursor $::b 3 1]
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set ::c4 [btree_cursor $::b 4 1]
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set ::c5 [btree_cursor $::b 5 1]
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set ::c6 [btree_cursor $::b 6 1]
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check_invariants
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} {}
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@ -375,11 +375,11 @@ foreach {N L} {
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} $hash
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# exec cp test2.bt test2.bt.bu2
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btree_begin_transaction $::b
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set ::c2 [btree_cursor $::b 2]
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set ::c3 [btree_cursor $::b 3]
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set ::c4 [btree_cursor $::b 4]
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set ::c5 [btree_cursor $::b 5]
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set ::c6 [btree_cursor $::b 6]
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set ::c2 [btree_cursor $::b 2 1]
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set ::c3 [btree_cursor $::b 3 1]
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set ::c4 [btree_cursor $::b 4 1]
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set ::c5 [btree_cursor $::b 5 1]
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set ::c6 [btree_cursor $::b 6 1]
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do_test $testid.5 [subst {
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random_changes $n $I $K $D
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}] {}
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@ -402,11 +402,11 @@ foreach {N L} {
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do_test $testid.9 {
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btree_close $::b
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set ::b [btree_open test2.bt]
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set ::c2 [btree_cursor $::b 2]
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set ::c3 [btree_cursor $::b 3]
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set ::c4 [btree_cursor $::b 4]
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set ::c5 [btree_cursor $::b 5]
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set ::c6 [btree_cursor $::b 6]
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set ::c2 [btree_cursor $::b 2 1]
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set ::c3 [btree_cursor $::b 3 1]
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set ::c4 [btree_cursor $::b 4 1]
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set ::c5 [btree_cursor $::b 5 1]
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set ::c6 [btree_cursor $::b 6 1]
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check_invariants
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} {}
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incr num2
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192
test/lock.test
192
test/lock.test
@ -11,82 +11,150 @@
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# This file implements regression tests for SQLite library. The
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# focus of this script is database locks.
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#
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# $Id: lock.test,v 1.10 2001/09/16 00:13:28 drh Exp $
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# $Id: lock.test,v 1.11 2001/09/23 02:35:53 drh Exp $
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if {0} {
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Create a largish table
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# Create an alternative connection to the database
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#
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do_test lock-1.0 {
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execsql {CREATE TABLE big(f1 int, f2 int, f3 int)}
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set f [open ./testdata1.txt w]
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for {set i 1} {$i<=500} {incr i} {
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puts $f "$i\t[expr {$i*2}]\t[expr {$i*3}]"
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}
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close $f
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execsql {COPY big FROM './testdata1.txt'}
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file delete -force ./testdata1.txt
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sqlite db2 ./test.db
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} {}
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do_test lock-1.1 {
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# Create a background query that gives us a read lock on the big table
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#
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set f [open slow.sql w]
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puts $f "SELECT a.f1, b.f1 FROM big AS a, big AS B"
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puts $f "WHERE a.f1+b.f1==0.5;"
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close $f
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set ::lock_pid [exec ./sqlite testdb <slow.sql &]
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after 250
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set v {}
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execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
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} {}
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do_test lock-1.2 {
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execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name} db2
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} {}
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do_test lock-1.3 {
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execsql {CREATE TABLE t1(a int, b int)}
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execsql {SELECT name FROM sqlite_master WHERE type='table' ORDER BY name}
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} {t1}
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do_test lock-1.4 {
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set r [catch {execsql {
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SELECT name FROM sqlite_master WHERE type='table' ORDER BY name
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} db2} msg]
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lappend r $msg
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} {1 {database schema has changed}}
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do_test lock-1.5 {
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set r [catch {execsql {
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SELECT name FROM sqlite_master WHERE type='table' ORDER BY name
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} db2} msg]
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lappend r $msg
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} {0 t1}
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do_probtest lock-1.2 {
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# Now try to update the database
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#
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set v [catch {execsql {UPDATE big SET f2='xyz' WHERE f1=11}} msg]
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lappend v $msg
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} {1 {table big is locked}}
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do_test lock-1.6 {
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execsql {INSERT INTO t1 VALUES(1,2)}
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execsql {SELECT * FROM t1}
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} {1 2}
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do_test lock-1.7 {
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execsql {SELECT * FROM t1} db2
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} {1 2}
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do_test lock-1.8 {
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execsql {UPDATE t1 SET a=b, b=a} db2
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execsql {SELECT * FROM t1} db2
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} {2 1}
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do_test lock-1.9 {
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execsql {SELECT * FROM t1}
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} {2 1}
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do_probtest lock-1.3 {
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# Try to update the database in a separate process
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#
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set f [open update.sql w]
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puts $f ".timeout 0"
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puts $f "UPDATE big SET f2='xyz' WHERE f1=11;"
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puts $f "SELECT f2 FROM big WHERE f1=11;"
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close $f
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exec ./sqlite testdb <update.sql
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} "UPDATE big SET f2='xyz' WHERE f1=11;\nSQL error: table big is locked\n22"
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do_test lock-1.10 {
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execsql {BEGIN TRANSACTION}
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execsql {SELECT * FROM t1}
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} {2 1}
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do_test lock-1.11 {
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set r [catch {execsql {SELECT * FROM t1} db2} msg]
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lappend r $msg
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} {1 {database is locked}}
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do_test lock-1.12 {
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execsql {ROLLBACK}
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set r [catch {execsql {SELECT * FROM t1} db2} msg]
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lappend r $msg
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} {0 {2 1}}
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do_probtest lock-1.4 {
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# Try to update the database using a timeout
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#
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set f [open update.sql w]
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puts $f ".timeout 1000"
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puts $f "UPDATE big SET f2='xyz' WHERE f1=11;"
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puts $f "SELECT f2 FROM big WHERE f1=11;"
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close $f
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exec ./sqlite testdb <update.sql
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} "UPDATE big SET f2='xyz' WHERE f1=11;\nSQL error: table big is locked\n22"
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do_test lock-1.13 {
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execsql {CREATE TABLE t2(x int, y int)}
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execsql {INSERT INTO t2 VALUES(8,9)}
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execsql {SELECT * FROM t2}
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} {8 9}
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do_test lock-1.14 {
|
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set r [catch {execsql {SELECT * FROM t1} db2} msg]
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lappend r $msg
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} {1 {database schema has changed}}
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do_test lock-1.15 {
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set r [catch {execsql {SELECT * FROM t2} db2} msg]
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lappend r $msg
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} {0 {8 9}}
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|
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do_probtest lock-1.5 {
|
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# Try to update the database using a timeout
|
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#
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set f [open update.sql w]
|
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puts $f ".timeout 10000"
|
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puts $f "UPDATE big SET f2='xyz' WHERE f1=11;"
|
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puts $f "SELECT f2 FROM big WHERE f1=11;"
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close $f
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exec ./sqlite testdb <update.sql
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} {xyz}
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do_test lock-1.16 {
|
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db eval {SELECT * FROM t1} qv {
|
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set x [db eval {SELECT * FROM t1}]
|
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}
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set x
|
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} {2 1}
|
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do_test lock-1.17 {
|
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db eval {SELECT * FROM t1} qv {
|
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set x [db eval {SELECT * FROM t2}]
|
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}
|
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set x
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} {8 9}
|
||||
|
||||
catch {exec ps -uax | grep $::lock_pid}
|
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catch {exec kill -HUP $::lock_pid}
|
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catch {exec kill -9 $::lock_pid}
|
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# You cannot UPDATE a table from within the callback of a SELECT
|
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# on that same table because the SELECT has the table locked.
|
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#
|
||||
do_test lock-1.18 {
|
||||
db eval {SELECT * FROM t1} qv {
|
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set r [catch {db eval {UPDATE t1 SET a=b, b=a}} msg]
|
||||
lappend r $msg
|
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}
|
||||
set r
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} {1 {database table is locked}}
|
||||
|
||||
# But you can UPDATE a different table from the one that is used in
|
||||
# the SELECT.
|
||||
#
|
||||
do_test lock-1.19 {
|
||||
db eval {SELECT * FROM t1} qv {
|
||||
set r [catch {db eval {UPDATE t2 SET x=y, y=x}} msg]
|
||||
lappend r $msg
|
||||
}
|
||||
set r
|
||||
} {0 {}}
|
||||
do_test lock-1.20 {
|
||||
execsql {SELECT * FROM t2}
|
||||
} {9 8}
|
||||
|
||||
# It is possible to do a SELECT of the same table within the
|
||||
# callback of another SELECT on that same table because two
|
||||
# or more read-only cursors can be open at once.
|
||||
#
|
||||
do_test lock-1.21 {
|
||||
db eval {SELECT * FROM t1} qv {
|
||||
set r [catch {db eval {SELECT a FROM t1}} msg]
|
||||
lappend r $msg
|
||||
}
|
||||
set r
|
||||
} {0 2}
|
||||
|
||||
# Under UNIX you can do two SELECTs at once with different database
|
||||
# connections, because UNIX supports reader/writer locks. Under windows,
|
||||
# this is not possible.
|
||||
#
|
||||
if {$::tcl_platform(platform)=="unix"} {
|
||||
do_test lock-1.22 {
|
||||
db eval {SELECT * FROM t1} qv {
|
||||
set r [catch {db2 eval {SELECT a FROM t1}} msg]
|
||||
lappend r $msg
|
||||
}
|
||||
set r
|
||||
} {0 2}
|
||||
}
|
||||
|
||||
|
||||
do_test lock-999.1 {
|
||||
rename db2 {}
|
||||
} {}
|
||||
|
||||
finish_test
|
||||
|
||||
}
|
||||
|
||||
@ -11,7 +11,7 @@
|
||||
# This file implements regression tests for SQLite library. The
|
||||
# focus of this script is database locks.
|
||||
#
|
||||
# $Id: trans.test,v 1.5 2001/09/17 20:48:30 drh Exp $
|
||||
# $Id: trans.test,v 1.6 2001/09/23 02:35:53 drh Exp $
|
||||
|
||||
|
||||
set testdir [file dirname $argv0]
|
||||
@ -94,13 +94,13 @@ do_test trans-3.2 {
|
||||
SELECT a FROM two ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.3 {
|
||||
set v [catch {execsql {
|
||||
SELECT a FROM one ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.4 {
|
||||
set v [catch {execsql {
|
||||
INSERT INTO one VALUES(4,'four');
|
||||
@ -112,13 +112,13 @@ do_test trans-3.5 {
|
||||
SELECT a FROM two ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.6 {
|
||||
set v [catch {execsql {
|
||||
SELECT a FROM one ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.7 {
|
||||
set v [catch {execsql {
|
||||
INSERT INTO two VALUES(4,'IV');
|
||||
@ -130,13 +130,13 @@ do_test trans-3.8 {
|
||||
SELECT a FROM two ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.9 {
|
||||
set v [catch {execsql {
|
||||
SELECT a FROM one ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-3.10 {
|
||||
execsql {END TRANSACTION}
|
||||
} {}
|
||||
@ -189,13 +189,13 @@ do_test trans-4.4 {
|
||||
SELECT a FROM two ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-4.5 {
|
||||
set v [catch {execsql {
|
||||
SELECT a FROM one ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-4.6 {
|
||||
set v [catch {execsql {
|
||||
BEGIN TRANSACTION;
|
||||
@ -208,13 +208,13 @@ do_test trans-4.7 {
|
||||
SELECT a FROM two ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-4.8 {
|
||||
set v [catch {execsql {
|
||||
SELECT a FROM one ORDER BY a;
|
||||
} altdb} msg]
|
||||
lappend v $msg
|
||||
} {1 {database in use by another process}}
|
||||
} {1 {database is locked}}
|
||||
do_test trans-4.9 {
|
||||
set v [catch {execsql {
|
||||
END TRANSACTION;
|
||||
|
||||
Reference in New Issue
Block a user