4 # The author disclaims copyright to this source code. In place of
5 # a legal notice, here is a blessing:
7 # May you do good and not evil.
8 # May you find forgiveness for yourself and forgive others.
9 # May you share freely, never taking more than you give.
11 #***********************************************************************
13 # This file contains tests for error (IO, OOM etc.) handling when using
14 # the multiplexor extension with 8.3 filenames.
17 set testdir [file dirname $argv0]
18 source $testdir/tester.tcl
19 source $testdir/malloc_common.tcl
20 set ::testprefix multiplex3
22 ifcapable !8_3_names {
23 puts -nonewline "SQLite compiled without SQLITE_ENABLE_8_3_NAMES. "
24 puts "Skipping tests multiplex3-*."
32 autoinstall_test_functions
34 sqlite3_multiplex_initialize "" 1
36 proc destroy_vfs_stack {} {
37 generic_unregister stack
38 sqlite3_multiplex_shutdown
41 proc multiplex_delete_db {} {
43 for {set i 1} {$i <= 1000} {incr i} {
44 forcedelete test.[format %03d $i]
48 # Procs to save and restore the current muliplexed database.
50 proc multiplex_save_db {} {
51 foreach f [glob -nocomplain sv_test.*] { forcedelete $f }
52 foreach f [glob -nocomplain test.*] { forcecopy $f "sv_$f" }
54 proc multiplex_restore_db {} {
55 foreach f [glob -nocomplain test.*] {forcedelete $f}
56 foreach f [glob -nocomplain sv_test.*] {forcecopy $f [string range $f 3 end]} }
58 proc setup_and_save_db {} {
60 sqlite3 db file:test.db?8_3_names=1
61 sqlite3_multiplex_control db main chunk_size [expr 256*1024]
63 CREATE TABLE t1(a PRIMARY KEY, b);
64 INSERT INTO t1 VALUES(randomblob(15), randomblob(2000));
65 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 2
66 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 4
67 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 8
68 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 16
69 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 32
70 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 64
71 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 128
72 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 256
73 INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1; -- 512
75 set ::cksum1 [execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a}]
80 do_test 1.0 { setup_and_save_db } {}
81 do_faultsim_test 1 -prep {
83 sqlite3 db file:test.db?8_3_names=1
84 sqlite3_multiplex_control db main chunk_size [expr 256*1024]
85 execsql { PRAGMA journal_mode = truncate }
86 execsql { PRAGMA synchronous = off }
89 UPDATE t1 SET a=randomblob(12), b=randomblob(1500) WHERE (rowid%32)=0
92 faultsim_test_result {0 {}}
94 set cksum2 [execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a}]
95 if {$cksum2 != $::cksum1} { error "data mismatch" }
99 #-------------------------------------------------------------------------
100 # The following tests verify that hot-journal rollback works. As follows:
102 # 1. Create a large database.
103 # 2. Set the pager cache to be very small.
104 # 3. Open a transaction.
105 # 4. Run the following 100 times:
107 # b. Copy all files on disk to a new db location, including the journal.
108 # c. Verify that the new db can be opened and that the content matches
109 # the database created in step 1 (proving the journal was rolled
115 sqlite3 db file:test.db?8_3_names=1
116 execsql { PRAGMA cache_size = 10 }
120 for {set iTest 1} {$iTest<=100} {incr iTest} {
123 UPDATE t1 SET a=randomblob(12), b=randomblob(1400) WHERE rowid=5*$iTest
125 foreach f [glob -nocomplain test.*] {forcecopy $f "xx_$f"}
126 sqlite3 db2 file:xx_test.db?8_3_names=1
127 execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a} db2
135 do_test 3.0 { setup_and_save_db } {}
136 do_faultsim_test 3 -faults ioerr-trans* -prep {
139 set fd [open test2.wal w]
141 puts -nonewline $fd x
145 sqlite3 db file:test.db?8_3_names=1
146 sqlite3 db2 file:test2.db?8_3_names=1
147 sqlite3_multiplex_control db main chunk_size [expr 256*1024]
148 sqlite3_multiplex_control db2 main chunk_size [expr 256*1024]
150 sqlite3_backup B db2 main db main
153 if { [string match SQLITE_IOERR_* $rc] } {error "disk I/O error"}
156 faultsim_test_result {0 SQLITE_OK}
158 set cksum2 [execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a} db2]
159 if {$cksum2 != $::cksum1} { error "data mismatch" }
167 sqlite3_multiplex_shutdown