libextractor

commit f32c8595d8a8947ad41bded0f8734055dc0c21ab
parent 48d0cb6621c75bea00d8e57539708b1d85302c30
Author: Heikki Lindholm <holin@iki.fi>
Date:   Fri, 27 Jun 2008 19:03:38 +0000

add fuzzer tests


Diffstat:
M
configure.ac
 | 
3
+++
M
src/test/Makefile.am
 | 
9
++++++++-
A
src/test/fuzz_default.sh
 | 
42
++++++++++++++++++++++++++++++++++++++++++
A
src/test/fuzz_thumbnail.sh
 | 
38
++++++++++++++++++++++++++++++++++++++

4 files changed, 91 insertions(+), 1 deletion(-)
diff --git a/configure.ac b/configure.ac
@@ -460,6 +460,9 @@ ABI_GSF
 echo ""
 AC_CHECK_LIB(gsf-1, gsf_init, AC_DEFINE(HAVE_GSF_INIT,1,[gsf_init supported]))
 
+AC_CHECK_PROG([HAVE_ZZUF],[zzuf], 1, 0)
+AM_CONDITIONAL(HAVE_ZZUF, test 0 != $HAVE_ZZUF)
+
 printable=1
 AC_MSG_CHECKING([whether to enable printable extractors])
 AC_ARG_ENABLE(printable,
diff --git a/src/test/Makefile.am b/src/test/Makefile.am
@@ -9,6 +9,13 @@ AM_CFLAGS = -DELIBDIR=\"$(ELIBDIR)\" -DPLUGIN_PATH="\"${libdir}\"" -DTESTDATADIR
 LDADD = \
  $(top_builddir)/src/main/libextractor.la  
 
+if HAVE_ZZUF
+fuzz_tests=fuzz_default.sh fuzz_thumbnail.sh
+endif
+
+TESTS_ENVIRONMENT = testdatadir=$(top_srcdir)/test
+TESTS_ENVIRONMENT += bindir=${bindir}
+
 check_PROGRAMS = \
  trivialtest \
  keywordlisttest \
@@ -19,7 +26,7 @@ check_PROGRAMS = \
  mt_extracttest1 \
  mt_extracttest2
 
-TESTS = $(check_PROGRAMS)
+TESTS = $(check_PROGRAMS) $(fuzz_tests)
 
 plugintest_SOURCES = \
  plugintest.c 
diff --git a/src/test/fuzz_default.sh b/src/test/fuzz_default.sh
@@ -0,0 +1,42 @@
+#!/bin/sh
+
+ZZSTARTSEED=0
+ZZSTOPSEED=100
+
+# fallbacks for direct, non-"make check" usage
+if test x"$testdatadir" = x""
+then
+  testdatadir=../../test
+fi
+if test x"$bindir" = x""
+then
+  bindir=`grep "^prefix = " ./Makefile | cut -d ' ' -f 3`
+  bindir="$bindir/bin"
+fi
+
+
+for file in $testdatadir/test*
+do
+  if test -f "$file"
+  then
+    tmpfile=`mktemp`
+    if ! test -f "$tmpfile"
+    then
+      exit 1  
+    fi
+    seed=$ZZSTARTSEED
+    while [ $seed -lt $ZZSTOPSEED ]
+    do
+      echo "file $file seed $seed"
+      zzuf -s $seed cat "$file" > "$tmpfile"
+      if ! "$bindir/extract" "$tmpfile" > /dev/null
+      then
+        rm -f "$tmpfile"
+	exit 1
+      fi
+      seed=`expr $seed + 1`
+    done
+    rm -f "$tmpfile"
+  fi
+done
+
diff --git a/src/test/fuzz_thumbnail.sh b/src/test/fuzz_thumbnail.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+
+ZZSTARTSEED=0
+ZZSTOPSEED=100
+
+# fallbacks for direct, non-"make check" usage
+if test x"$testdatadir" = x""
+then
+  testdatadir=../../test
+fi
+if test x"$bindir" = x""
+then
+  bindir=`grep "^prefix = " ./Makefile | cut -d ' ' -f 3`
+  bindir="$bindir/bin"
+fi
+
+
+for file in $testdatadir/*.bmp $testdatadir/*.png
+do
+  if test -f "$file"
+  then
+    tmpfile=`mktemp`
+    if ! test -f "$tmpfile"
+    then
+      exit 1  
+    fi
+    seed=$ZZSTARTSEED
+    while [ $seed -lt $ZZSTOPSEED ]
+    do
+      echo "file $file seed $seed"
+      zzuf -s $seed cat "$file" > "$tmpfile"
+      "$bindir/extract" -n -l libextractor_thumbnail:libextractor_mime "$tmpfile" > /dev/null
+      seed=`expr $seed + 1`
+    done
+    rm -f "$tmpfile"
+  fi
+done
+