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44548eccb9
soak testing in the test scripts. (CVS 4084) FossilOrigin-Name: eec387103869940697487ec5226eaed0b51ede7a
98 lines
2.5 KiB
Plaintext
98 lines
2.5 KiB
Plaintext
#
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# 2007 May 10
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# This file tests malloc failures in concert with fuzzy SQL generation.
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#
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# $Id: fuzz_malloc.test,v 1.5 2007/06/18 12:22:43 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Only run these tests if memory debugging is turned on.
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#
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if {[info command sqlite_malloc_stat]==""} {
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puts "Skipping fuzz_malloc tests: not compiled with -DSQLITE_MEMDEBUG=1"
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finish_test
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return
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}
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source $testdir/fuzz_common.tcl
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source $testdir/malloc_common.tcl
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if {[info exists ISQUICK]} {
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set ::REPEATS 20
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} elseif {[info exists SOAKTEST]} {
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set ::REPEATS 100
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} else {
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set ::REPEATS 40
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}
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#
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# Usage: do_fuzzy_malloc_test <testname> ?<options>?
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#
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# -template
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# -sqlprep
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# -repeats
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#
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proc do_fuzzy_malloc_test {testname args} {
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set ::fuzzyopts(-repeats) $::REPEATS
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set ::fuzzyopts(-sqlprep) {}
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array set ::fuzzyopts $args
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sqlite_malloc_fail 0
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db close
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file delete test.db test.db-journal
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sqlite3 db test.db
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set ::prep $::fuzzyopts(-sqlprep)
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execsql $::prep
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set jj 0
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for {set ii 0} {$ii < $::fuzzyopts(-repeats)} {incr ii} {
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expr srand($jj)
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incr jj
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set ::sql [subst $::fuzzyopts(-template)]
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foreach {rc res} [catchsql "$::sql"] {}
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if {$rc==0} {
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do_malloc_test $testname-$ii -sqlbody $::sql -sqlprep $::prep
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} else {
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incr ii -1
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}
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}
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}
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#----------------------------------------------------------------
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# Test malloc failure during parsing (and execution) of a fuzzily
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# generated expressions.
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#
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do_fuzzy_malloc_test fuzzy_malloc-1 -template {Select [Expr]}
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do_fuzzy_malloc_test fuzzy_malloc-2 -template {[Select]}
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set ::SQLPREP {
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BEGIN;
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CREATE TABLE abc(a, b, c);
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CREATE TABLE def(a, b, c);
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CREATE TABLE ghi(a, b, c);
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INSERT INTO abc VALUES(1.5, 3, 'a short string');
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INSERT INTO def VALUES(NULL, X'ABCDEF',
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'a longer string. Long enough that it doesn''t fit in Mem.zShort');
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INSERT INTO ghi VALUES(zeroblob(1000), 'hello world', -1257900987654321);
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COMMIT;
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}
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set ::TableList [list abc def ghi]
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set ::ColumnList [list a b c]
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do_fuzzy_malloc_test fuzzy_malloc-3 \
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-template {[Select]} \
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-sqlprep $::SQLPREP
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sqlite_malloc_fail 0
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finish_test
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