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Unified Diff: third_party/sqlite/sqlite-src-3080704/test/fuzz_malloc.test

Issue 949043002: Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 10 months ago
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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
--- /dev/null
+++ 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
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