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| 1 # 2011 July 11 | |
| 2 # | |
| 3 # The author disclaims copyright to this source code. In place of | |
| 4 # a legal notice, here is a blessing: | |
| 5 # | |
| 6 # May you do good and not evil. | |
| 7 # May you find forgiveness for yourself and forgive others. | |
| 8 # May you share freely, never taking more than you give. | |
| 9 # | |
| 10 #*********************************************************************** | |
| 11 # This file implements regression tests for SQLite library. The | |
| 12 # focus of this script is recovery from transient manditory locks | |
| 13 # that sometimes appear on database files due to anti-virus software. | |
| 14 # | |
| 15 | |
| 16 if {$tcl_platform(platform)!="windows"} return | |
| 17 | |
| 18 set testdir [file dirname $argv0] | |
| 19 source $testdir/tester.tcl | |
| 20 | |
| 21 set testprefix win32lock | |
| 22 | |
| 23 db close | |
| 24 sqlite3_shutdown | |
| 25 test_sqlite3_log xLog | |
| 26 proc xLog {error_code msg} { | |
| 27 lappend ::log $msg | |
| 28 } | |
| 29 sqlite3 db test.db | |
| 30 db eval {PRAGMA mmap_size=0} | |
| 31 | |
| 32 do_test win32lock-1.1 { | |
| 33 db eval { | |
| 34 PRAGMA cache_size=10; | |
| 35 CREATE TABLE t1(x,y); | |
| 36 INSERT INTO t1 VALUES(1,randomblob(100000)); | |
| 37 INSERT INTO t1 VALUES(2,randomblob(50000)); | |
| 38 INSERT INTO t1 VALUES(3,randomblob(25000)); | |
| 39 INSERT INTO t1 VALUES(4,randomblob(12500)); | |
| 40 SELECT x, length(y) FROM t1 ORDER BY rowid; | |
| 41 } | |
| 42 } {1 100000 2 50000 3 25000 4 12500} | |
| 43 | |
| 44 unset -nocomplain delay1 rc msg | |
| 45 set old_pending_byte [sqlite3_test_control_pending_byte 0x40000000] | |
| 46 | |
| 47 set win32_lock_ok [list] | |
| 48 set win32_lock_error [list] | |
| 49 set delay1 25 | |
| 50 while {1} { | |
| 51 lock_win32_file test.db 0 $::delay1 | |
| 52 set ::log {} | |
| 53 set rc [catch {db eval {SELECT x, length(y) FROM t1 ORDER BY rowid}} msg] | |
| 54 if {$rc} { | |
| 55 lappend win32_lock_error $::delay1 | |
| 56 do_test win32lock-1.2-$delay1-error { | |
| 57 set ::msg | |
| 58 } {disk I/O error} | |
| 59 } else { | |
| 60 lappend win32_lock_ok $::delay1 | |
| 61 do_test win32lock-1.2-$delay1-ok { | |
| 62 set ::msg | |
| 63 } {1 100000 2 50000 3 25000 4 12500} | |
| 64 if {[info exists ::log] && $::log!=""} { | |
| 65 do_test win32lock-1.2-$delay1-log1 { | |
| 66 regsub {\d+} $::log # x | |
| 67 regsub { at line \d+} $x "" x | |
| 68 set x | |
| 69 } {{delayed #ms for lock/sharing conflict}} | |
| 70 } | |
| 71 } | |
| 72 if {[llength $win32_lock_ok] && [llength $win32_lock_error]} break | |
| 73 incr delay1 25 | |
| 74 if {$delay1 > 12500} { | |
| 75 puts "Timed out waiting for \"ok\" and \"error\" results." | |
| 76 break | |
| 77 } | |
| 78 sqlite3_sleep 10 | |
| 79 } | |
| 80 | |
| 81 do_test win32lock-2.0 { | |
| 82 file_control_win32_av_retry db -1 -1 | |
| 83 } {0 10 25} | |
| 84 do_test win32lock-2.1 { | |
| 85 file_control_win32_av_retry db 1 1 | |
| 86 } {0 1 1} | |
| 87 | |
| 88 # | |
| 89 # NOTE: It is known that the win32lock-2.2-* tests may fail if the system is | |
| 90 # experiencing heavy load (i.e. they are very timing sensitive). This is | |
| 91 # primarily due to the AV retry delay being set to 1 millisecond in the | |
| 92 # win32lock-2.1 test (above). While it is important to test this corner | |
| 93 # case for the AV retry logic, a failure of this test should probably not | |
| 94 # be interpreted as a bug in SQLite or these test cases. | |
| 95 # | |
| 96 set win32_lock_ok [list] | |
| 97 set win32_lock_error [list] | |
| 98 set delay1 1 | |
| 99 while {1} { | |
| 100 lock_win32_file test.db 0 $::delay1 | |
| 101 set ::log {} | |
| 102 set rc [catch {db eval {SELECT x, length(y) FROM t1 ORDER BY rowid}} msg] | |
| 103 if {$rc} { | |
| 104 lappend win32_lock_error $::delay1 | |
| 105 do_test win32lock-2.2-$delay1-error { | |
| 106 set ::msg | |
| 107 } {disk I/O error} | |
| 108 } else { | |
| 109 lappend win32_lock_ok $::delay1 | |
| 110 do_test win32lock-2.2-$delay1-ok { | |
| 111 set ::msg | |
| 112 } {1 100000 2 50000 3 25000 4 12500} | |
| 113 if {[info exists ::log] && $::log!=""} { | |
| 114 do_test win32lock-2.2-$delay1-log1 { | |
| 115 regsub {\d+} $::log # x | |
| 116 regsub { at line \d+} $x "" x | |
| 117 set x | |
| 118 } {{delayed #ms for lock/sharing conflict}} | |
| 119 } | |
| 120 } | |
| 121 if {[llength $win32_lock_ok] && [llength $win32_lock_error]} break | |
| 122 incr delay1 1 | |
| 123 if {$delay1 > 500} { | |
| 124 puts "Timed out waiting for \"ok\" and \"error\" results." | |
| 125 break | |
| 126 } | |
| 127 sqlite3_sleep 10 | |
| 128 } | |
| 129 | |
| 130 file_control_win32_av_retry db 10 25 | |
| 131 sqlite3_test_control_pending_byte $old_pending_byte | |
| 132 db close | |
| 133 forcedelete test.db | |
| 134 | |
| 135 sqlite3 db test.db | |
| 136 sqlite3 db2 test.db | |
| 137 | |
| 138 do_test win32lock-3.0 { | |
| 139 db eval { | |
| 140 CREATE TABLE t1(x); | |
| 141 INSERT INTO t1 VALUES(1); | |
| 142 INSERT INTO t1 VALUES(2); | |
| 143 INSERT INTO t1 VALUES(3); | |
| 144 } | |
| 145 } {} | |
| 146 | |
| 147 do_test win32lock-3.1 { | |
| 148 db eval { | |
| 149 BEGIN EXCLUSIVE; | |
| 150 INSERT INTO t1 VALUES(4); | |
| 151 } | |
| 152 } {} | |
| 153 | |
| 154 do_test win32lock-3.2 { | |
| 155 catchsql { | |
| 156 BEGIN EXCLUSIVE; | |
| 157 INSERT INTO t1 VALUES(5); | |
| 158 COMMIT; | |
| 159 } db2 | |
| 160 } {1 {database is locked}} | |
| 161 | |
| 162 do_test win32lock-3.3 { | |
| 163 db eval { | |
| 164 COMMIT; | |
| 165 } | |
| 166 } {} | |
| 167 | |
| 168 do_test win32lock-3.4 { | |
| 169 set handle [lindex [file_control_win32_set_handle db 0] end] | |
| 170 list [catchsql { | |
| 171 BEGIN EXCLUSIVE; | |
| 172 INSERT INTO t1 VALUES(6); | |
| 173 COMMIT; | |
| 174 }] [file_control_win32_set_handle db $handle] [sqlite3_extended_errcode db] | |
| 175 } {{1 {disk I/O error}} {0 0} SQLITE_IOERR_LOCK} | |
| 176 | |
| 177 db2 close | |
| 178 db close | |
| 179 sqlite3_shutdown | |
| 180 test_sqlite3_log | |
| 181 sqlite3_initialize | |
| 182 finish_test | |
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