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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 14:07:11 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 14:07:11 +0000
commit63847496f14c813a5d80efd5b7de0f1294ffe1e3 (patch)
tree01c7571c7c762ceee70638549a99834fdd7c411b /test/lock6.test
parentInitial commit. (diff)
downloadsqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.tar.xz
sqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.zip
Adding upstream version 3.45.1.upstream/3.45.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+# 2008 October 6
+#
+# The author disclaims copyright to this source code. In place of
+# a legal notice, here is a blessing:
+#
+# May you do good and not evil.
+# May you find forgiveness for yourself and forgive others.
+# May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# This file implements regression tests for SQLite library. The
+# focus of this script is database locks.
+#
+# $Id: lock6.test,v 1.3 2009/02/05 16:31:46 drh Exp $
+
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Launch another testfixture process to be controlled by this one. A
+# channel name is returned that may be passed as the first argument to proc
+# 'testfixture' to execute a command. The child testfixture process is shut
+# down by closing the channel.
+proc launch_testfixture {} {
+ set prg [info nameofexec]
+ if {$prg eq ""} {
+ set prg [file join . testfixture]
+ }
+ set chan [open "|$prg tf_main2.tcl" r+]
+ fconfigure $chan -buffering line
+ return $chan
+}
+
+# Execute a command in a child testfixture process, connected by two-way
+# channel $chan. Return the result of the command, or an error message.
+proc testfixture {chan cmd} {
+ puts $chan $cmd
+ puts $chan OVER
+ set r ""
+ while { 1 } {
+ set line [gets $chan]
+ if { $line == "OVER" } {
+ return $r
+ }
+ append r $line
+ }
+}
+
+# Write the main loop for the child testfixture processes into file
+# tf_main2.tcl. The parent (this script) interacts with the child processes
+# via a two way pipe. The parent writes a script to the stdin of the child
+# process, followed by the word "OVER" on a line of its own. The child
+# process evaluates the script and writes the results to stdout, followed
+# by an "OVER" of its own.
+set f [open tf_main2.tcl w]
+puts $f {
+ set l [open log w]
+ set script ""
+ while {![eof stdin]} {
+ flush stdout
+ set line [gets stdin]
+ puts $l "READ $line"
+ if { $line == "OVER" } {
+ catch {eval $script} result
+ puts $result
+ puts $l "WRITE $result"
+ puts OVER
+ puts $l "WRITE OVER"
+ flush stdout
+ set script ""
+ } else {
+ append script $line
+ append script " ; "
+ }
+ }
+ close $l
+}
+close $f
+
+
+ifcapable lock_proxy_pragmas&&prefer_proxy_locking {
+ set sqlite_hostid_num 1
+
+ set using_proxy 0
+ foreach {name value} [array get env SQLITE_FORCE_PROXY_LOCKING] {
+ set using_proxy $value
+ }
+
+ # Test the lock_proxy_file pragmas.
+ #
+ set env(SQLITE_FORCE_PROXY_LOCKING) "1"
+
+ do_test lock6-1.1 {
+ set ::tf1 [launch_testfixture]
+ testfixture $::tf1 "sqlite3_test_control_pending_byte $::sqlite_pending_byte"
+ testfixture $::tf1 {
+ set sqlite_hostid_num 2
+ sqlite3 db test.db -key xyzzy
+ set lockpath [db eval {
+ PRAGMA lock_proxy_file=":auto:";
+ select * from sqlite_master;
+ PRAGMA lock_proxy_file;
+ }]
+ string match "*test.db:auto:" $lockpath
+ }
+ } {1}
+
+ set sqlite_hostid_num 3
+ do_test lock6-1.2 {
+ execsql {pragma lock_status}
+ } {main unlocked temp closed}
+
+ sqlite3_soft_heap_limit 0
+ do_test lock6-1.3 {
+ list [catch {
+ sqlite3 db test.db
+ execsql { select * from sqlite_master }
+ } msg] $msg
+ } {1 {database is locked}}
+
+ do_test lock6-1.4 {
+ set lockpath [execsql {
+ PRAGMA lock_proxy_file=":auto:";
+ PRAGMA lock_proxy_file;
+ } db]
+ set lockpath
+ } {{:auto: (not held)}}
+
+ do_test lock6-1.4.1 {
+ catchsql {
+ PRAGMA lock_proxy_file="notmine";
+ select * from sqlite_master;
+ } db
+ } {1 {database is locked}}
+
+ do_test lock6-1.4.2 {
+ execsql {
+ PRAGMA lock_proxy_file;
+ } db
+ } {notmine}
+
+ do_test lock6-1.5 {
+ testfixture $::tf1 {
+ db eval {
+ BEGIN;
+ SELECT * FROM sqlite_master;
+ }
+ }
+ } {}
+
+ catch {testfixture $::tf1 {db close}}
+
+ do_test lock6-1.6 {
+ execsql {
+ PRAGMA lock_proxy_file="mine";
+ select * from sqlite_master;
+ } db
+ } {}
+
+ catch {close $::tf1}
+ set env(SQLITE_FORCE_PROXY_LOCKING) $using_proxy
+ set sqlite_hostid_num 0
+
+ sqlite3_soft_heap_limit $cmdlinearg(soft-heap-limit)
+}
+
+finish_test