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| 1 # | |
| 2 # 2007 May 10 | |
| 3 # | |
| 4 # The author disclaims copyright to this source code. In place of | |
| 5 # a legal notice, here is a blessing: | |
| 6 # | |
| 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. | |
| 10 # | |
| 11 #*********************************************************************** | |
| 12 # | |
| 13 # This file tests malloc failures in concert with fuzzy SQL generation. | |
| 14 # | |
| 15 # $Id: fuzz_malloc.test,v 1.10 2008/08/20 16:35:10 drh Exp $ | |
| 16 | |
| 17 set testdir [file dirname $argv0] | |
| 18 source $testdir/tester.tcl | |
| 19 | |
| 20 ifcapable !memdebug { | |
| 21 finish_test | |
| 22 return | |
| 23 } | |
| 24 | |
| 25 source $testdir/malloc_common.tcl | |
| 26 source $testdir/fuzz_common.tcl | |
| 27 | |
| 28 if {[info exists G(isquick)]} { | |
| 29 set ::REPEATS 20 | |
| 30 } elseif {[info exists G(issoak)]} { | |
| 31 set ::REPEATS 100 | |
| 32 } else { | |
| 33 set ::REPEATS 40 | |
| 34 } | |
| 35 | |
| 36 # | |
| 37 # Usage: do_fuzzy_malloc_test <testname> ?<options>? | |
| 38 # | |
| 39 # -template | |
| 40 # -sqlprep | |
| 41 # -repeats | |
| 42 # | |
| 43 proc do_fuzzy_malloc_test {testname args} { | |
| 44 set ::fuzzyopts(-repeats) $::REPEATS | |
| 45 set ::fuzzyopts(-sqlprep) {} | |
| 46 array set ::fuzzyopts $args | |
| 47 | |
| 48 sqlite3_memdebug_fail -1 | |
| 49 db close | |
| 50 delete_file test.db test.db-journal | |
| 51 sqlite3 db test.db | |
| 52 set ::prep $::fuzzyopts(-sqlprep) | |
| 53 execsql $::prep | |
| 54 set jj 0 | |
| 55 for {set ii 0} {$ii < $::fuzzyopts(-repeats)} {incr ii} { | |
| 56 expr srand($jj) | |
| 57 incr jj | |
| 58 set ::sql [subst $::fuzzyopts(-template)] | |
| 59 # puts fuzyy-sql=\[$::sql\]; flush stdout | |
| 60 foreach {rc res} [catchsql "$::sql"] {} | |
| 61 if {$rc==0} { | |
| 62 do_malloc_test $testname-$ii -sqlbody $::sql -sqlprep $::prep | |
| 63 } else { | |
| 64 incr ii -1 | |
| 65 } | |
| 66 } | |
| 67 } | |
| 68 | |
| 69 #---------------------------------------------------------------- | |
| 70 # Test malloc failure during parsing (and execution) of a fuzzily | |
| 71 # generated expressions. | |
| 72 # | |
| 73 do_fuzzy_malloc_test fuzzy_malloc-1 -template {Select [Expr]} | |
| 74 do_fuzzy_malloc_test fuzzy_malloc-2 -template {[Select]} | |
| 75 | |
| 76 set ::SQLPREP { | |
| 77 BEGIN; | |
| 78 CREATE TABLE abc(a, b, c); | |
| 79 CREATE TABLE def(a, b, c); | |
| 80 CREATE TABLE ghi(a, b, c); | |
| 81 INSERT INTO abc VALUES(1.5, 3, 'a short string'); | |
| 82 INSERT INTO def VALUES(NULL, X'ABCDEF', | |
| 83 'a longer string. Long enough that it doesn''t fit in Mem.zShort'); | |
| 84 INSERT INTO ghi VALUES(zeroblob(1000), 'hello world', -1257900987654321); | |
| 85 COMMIT; | |
| 86 } | |
| 87 set ::TableList [list abc def ghi] | |
| 88 set ::ColumnList [list a b c] | |
| 89 | |
| 90 do_fuzzy_malloc_test fuzzy_malloc-3 \ | |
| 91 -template {[Select]} \ | |
| 92 -sqlprep $::SQLPREP | |
| 93 | |
| 94 finish_test | |
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Issue 2846743003:
[sql] Remove SQLite 3.10.2 reference directory. (Closed)
