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| 1 # 2007 Aug 10 | |
| 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 # | |
| 12 # This test script reproduces the problem reported by ticket #2565, | |
| 13 # A database corruption bug that occurs in auto_vacuum mode when | |
| 14 # the soft_heap_limit is set low enough to be triggered. | |
| 15 # | |
| 16 # $Id: softheap1.test,v 1.5 2008/07/08 17:13:59 danielk1977 Exp $ | |
| 17 | |
| 18 | |
| 19 set testdir [file dirname $argv0] | |
| 20 source $testdir/tester.tcl | |
| 21 | |
| 22 ifcapable !integrityck { | |
| 23 finish_test | |
| 24 return | |
| 25 } | |
| 26 | |
| 27 # EVIDENCE-OF: R-26343-45930 This pragma invokes the | |
| 28 # sqlite3_soft_heap_limit64() interface with the argument N, if N is | |
| 29 # specified and is a non-negative integer. | |
| 30 # | |
| 31 # EVIDENCE-OF: R-64451-07163 The soft_heap_limit pragma always returns | |
| 32 # the same integer that would be returned by the | |
| 33 # sqlite3_soft_heap_limit64(-1) C-language function. | |
| 34 # | |
| 35 do_test softheap1-1.0 { | |
| 36 execsql {PRAGMA soft_heap_limit} | |
| 37 } [sqlite3_soft_heap_limit -1] | |
| 38 do_test softheap1-1.1 { | |
| 39 execsql {PRAGMA soft_heap_limit=123456; PRAGMA soft_heap_limit;} | |
| 40 } {123456 123456} | |
| 41 do_test softheap1-1.2 { | |
| 42 sqlite3_soft_heap_limit -1 | |
| 43 } {123456} | |
| 44 do_test softheap1-1.3 { | |
| 45 execsql {PRAGMA soft_heap_limit(-1); PRAGMA soft_heap_limit;} | |
| 46 } {123456 123456} | |
| 47 do_test softheap1-1.4 { | |
| 48 execsql {PRAGMA soft_heap_limit(0); PRAGMA soft_heap_limit;} | |
| 49 } {0 0} | |
| 50 | |
| 51 sqlite3_soft_heap_limit 5000 | |
| 52 do_test softheap1-2.0 { | |
| 53 execsql {PRAGMA soft_heap_limit} | |
| 54 } {5000} | |
| 55 do_test softheap1-2.1 { | |
| 56 execsql { | |
| 57 PRAGMA auto_vacuum=1; | |
| 58 CREATE TABLE t1(x); | |
| 59 INSERT INTO t1 VALUES(hex(randomblob(1000))); | |
| 60 BEGIN; | |
| 61 } | |
| 62 execsql { | |
| 63 CREATE TABLE t2 AS SELECT * FROM t1; | |
| 64 } | |
| 65 execsql { | |
| 66 ROLLBACK; | |
| 67 } | |
| 68 execsql { | |
| 69 PRAGMA integrity_check; | |
| 70 } | |
| 71 } {ok} | |
| 72 | |
| 73 sqlite3_soft_heap_limit $cmdlinearg(soft-heap-limit) | |
| 74 finish_test | |
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