Index: third_party/sqlite/sqlite-src-3080704/test/fuzz_malloc.test |
diff --git a/third_party/sqlite/sqlite-src-3080704/test/fuzz_malloc.test b/third_party/sqlite/sqlite-src-3080704/test/fuzz_malloc.test |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1e31babd92e0d6b6fb2f9aeda6fbd1a4495b4ac6 |
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+++ b/third_party/sqlite/sqlite-src-3080704/test/fuzz_malloc.test |
@@ -0,0 +1,94 @@ |
+# |
+# 2007 May 10 |
+# |
+# The author disclaims copyright to this source code. In place of |
+# a legal notice, here is a blessing: |
+# |
+# May you do good and not evil. |
+# May you find forgiveness for yourself and forgive others. |
+# May you share freely, never taking more than you give. |
+# |
+#*********************************************************************** |
+# |
+# This file tests malloc failures in concert with fuzzy SQL generation. |
+# |
+# $Id: fuzz_malloc.test,v 1.10 2008/08/20 16:35:10 drh Exp $ |
+ |
+set testdir [file dirname $argv0] |
+source $testdir/tester.tcl |
+ |
+ifcapable !memdebug { |
+ finish_test |
+ return |
+} |
+ |
+source $testdir/malloc_common.tcl |
+source $testdir/fuzz_common.tcl |
+ |
+if {[info exists G(isquick)]} { |
+ set ::REPEATS 20 |
+} elseif {[info exists G(issoak)]} { |
+ set ::REPEATS 100 |
+} else { |
+ set ::REPEATS 40 |
+} |
+ |
+# |
+# Usage: do_fuzzy_malloc_test <testname> ?<options>? |
+# |
+# -template |
+# -sqlprep |
+# -repeats |
+# |
+proc do_fuzzy_malloc_test {testname args} { |
+ set ::fuzzyopts(-repeats) $::REPEATS |
+ set ::fuzzyopts(-sqlprep) {} |
+ array set ::fuzzyopts $args |
+ |
+ sqlite3_memdebug_fail -1 |
+ db close |
+ delete_file test.db test.db-journal |
+ sqlite3 db test.db |
+ set ::prep $::fuzzyopts(-sqlprep) |
+ execsql $::prep |
+ set jj 0 |
+ for {set ii 0} {$ii < $::fuzzyopts(-repeats)} {incr ii} { |
+ expr srand($jj) |
+ incr jj |
+ set ::sql [subst $::fuzzyopts(-template)] |
+ # puts fuzyy-sql=\[$::sql\]; flush stdout |
+ foreach {rc res} [catchsql "$::sql"] {} |
+ if {$rc==0} { |
+ do_malloc_test $testname-$ii -sqlbody $::sql -sqlprep $::prep |
+ } else { |
+ incr ii -1 |
+ } |
+ } |
+} |
+ |
+#---------------------------------------------------------------- |
+# Test malloc failure during parsing (and execution) of a fuzzily |
+# generated expressions. |
+# |
+do_fuzzy_malloc_test fuzzy_malloc-1 -template {Select [Expr]} |
+do_fuzzy_malloc_test fuzzy_malloc-2 -template {[Select]} |
+ |
+set ::SQLPREP { |
+ BEGIN; |
+ CREATE TABLE abc(a, b, c); |
+ CREATE TABLE def(a, b, c); |
+ CREATE TABLE ghi(a, b, c); |
+ INSERT INTO abc VALUES(1.5, 3, 'a short string'); |
+ INSERT INTO def VALUES(NULL, X'ABCDEF', |
+ 'a longer string. Long enough that it doesn''t fit in Mem.zShort'); |
+ INSERT INTO ghi VALUES(zeroblob(1000), 'hello world', -1257900987654321); |
+ COMMIT; |
+} |
+set ::TableList [list abc def ghi] |
+set ::ColumnList [list a b c] |
+ |
+do_fuzzy_malloc_test fuzzy_malloc-3 \ |
+ -template {[Select]} \ |
+ -sqlprep $::SQLPREP |
+ |
+finish_test |