* Add a bunch of unit tests to check for zzuf basic capabilities: SIGSEGV
and SIGFPE detection, memory exhaustion detection.
This commit is contained in:
Sam Hocevar
sam
3
.gitignore
vendored
3
.gitignore
vendored
@@ -21,3 +21,6 @@ stamp-*
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src/zzuf
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test/zzcat
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test/zzero
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test/bug-div0
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test/bug-memory
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test/bug-overflow
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@@ -1,9 +1,9 @@
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EXTRA_DIST = rng utils file-00 file-ff file-random file-text
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noinst_PROGRAMS = zzcat zzero
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noinst_PROGRAMS = zzcat zzero bug-overflow bug-memory bug-div0
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TESTS = rng utils
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TESTS = check-rng check-overflow check-memory check-div0 check-utils
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zzcat_SOURCES = zzcat.c
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31
test/bug-div0.c
Normal file
31
test/bug-div0.c
Normal file
@@ -0,0 +1,31 @@
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/*
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* bug-div0 - program dividing by zero when fuzzed
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* Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
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* All Rights Reserved
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*
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* $Id$
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What The Fuck You Want
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* To Public License, Version 2, as published by Sam Hocevar. See
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* http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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int buf[1];
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int main(void)
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{
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int ch;
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while((ch = getc(stdin)) != EOF)
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buf[0] = 1 / !ch;
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return EXIT_SUCCESS;
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}
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33
test/bug-memory.c
Normal file
33
test/bug-memory.c
Normal file
@@ -0,0 +1,33 @@
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/*
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* bug-memory - program exhausting the memory when fuzzed
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* Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
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* All Rights Reserved
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*
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* $Id$
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What The Fuck You Want
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* To Public License, Version 2, as published by Sam Hocevar. See
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* http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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int main(void)
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{
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int i, ch;
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while((ch = getc(stdin)) != EOF)
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{
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char *tmp = malloc(ch * 1024 * 1024);
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for(i = 0; i < 1024; i++)
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tmp[ch * 1024 * i] = i;
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}
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return EXIT_SUCCESS;
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}
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31
test/bug-overflow.c
Normal file
31
test/bug-overflow.c
Normal file
@@ -0,0 +1,31 @@
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/*
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* bug-overflow - program causing a buffer overflow when fuzzed
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* Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
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* All Rights Reserved
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*
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* $Id$
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What The Fuck You Want
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* To Public License, Version 2, as published by Sam Hocevar. See
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* http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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char buf[1];
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int main(void)
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{
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int ch;
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while((ch = getc(stdin)) != EOF)
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buf[ch * 1024 * 1024] = ch;
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return EXIT_SUCCESS;
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}
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58
test/check-div0
Executable file
58
test/check-div0
Executable file
@@ -0,0 +1,58 @@
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#!/bin/sh
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set -e
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DIR="$(dirname "$0")"
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ZZUF="$DIR/../src/zzuf"
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PROGRAM="$DIR/bug-div0"
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if [ ! -f "$PROGRAM" ]; then
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echo "error: test/bug-div0 is missing"
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exit 1
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fi
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FAILED=0
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TESTED=0
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if [ -z "$1" ]; then
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seed=$(date | $ZZUF -m 2>/dev/null | cut -f2 -d' ' | tr -d abcdef | cut -b1-8)
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else
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seed="$1"
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fi
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echo "*** running zzuf division-by-zero test with seed $seed ***"
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echo "*** bug-div0 < /file-00"
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if ! $PROGRAM < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi -r0 bug-div0 < /file-00"
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if ! "$ZZUF" -r0 -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi bug-div0 < file-00"
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if "$ZZUF" -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo ""
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if [ "$FAILED" != 0 ]; then
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echo "*** $FAILED tests failed out of $TESTED ***"
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exit 1
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fi
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echo "*** all $TESTED tests OK ***"
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exit 0
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58
test/check-memory
Executable file
58
test/check-memory
Executable file
@@ -0,0 +1,58 @@
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#!/bin/sh
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set -e
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DIR="$(dirname "$0")"
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ZZUF="$DIR/../src/zzuf"
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PROGRAM="$DIR/bug-memory"
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if [ ! -f "$PROGRAM" ]; then
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echo "error: test/bug-memory is missing"
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exit 1
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fi
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FAILED=0
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TESTED=0
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if [ -z "$1" ]; then
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seed=$(date | $ZZUF -m 2>/dev/null | cut -f2 -d' ' | tr -d abcdef | cut -b1-8)
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else
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seed="$1"
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fi
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echo "*** running zzuf buffer memory test with seed $seed ***"
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echo "*** bug-memory < /file-00"
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if ! $PROGRAM < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi -r0 bug-memory < /file-00"
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if ! "$ZZUF" -r0 -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi bug-memory < file-00"
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if "$ZZUF" -M 256 -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo ""
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if [ "$FAILED" != 0 ]; then
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echo "*** $FAILED tests failed out of $TESTED ***"
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exit 1
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fi
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echo "*** all $TESTED tests OK ***"
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exit 0
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58
test/check-overflow
Executable file
58
test/check-overflow
Executable file
@@ -0,0 +1,58 @@
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#!/bin/sh
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set -e
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DIR="$(dirname "$0")"
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ZZUF="$DIR/../src/zzuf"
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PROGRAM="$DIR/bug-overflow"
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if [ ! -f "$PROGRAM" ]; then
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echo "error: test/bug-overflow is missing"
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exit 1
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fi
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FAILED=0
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TESTED=0
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if [ -z "$1" ]; then
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seed=$(date | $ZZUF -m 2>/dev/null | cut -f2 -d' ' | tr -d abcdef | cut -b1-8)
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else
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seed="$1"
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fi
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echo "*** running zzuf buffer overflow test with seed $seed ***"
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echo "*** bug-overflow < /file-00"
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if ! $PROGRAM < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi -r0 bug-overflow < /file-00"
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if ! "$ZZUF" -r0 -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo "*** zzuf -qi bug-overflow < file-00"
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if "$ZZUF" -qi "$PROGRAM" < "$DIR/file-00"; then
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echo "unexpected exit status $?"
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FAILED="$(($FAILED + 1))"
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else
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echo "*** test OK ***"
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fi
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TESTED="$(($TESTED + 1))"
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echo ""
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if [ "$FAILED" != 0 ]; then
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echo "*** $FAILED tests failed out of $TESTED ***"
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exit 1
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fi
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echo "*** all $TESTED tests OK ***"
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exit 0
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Block a user