diff --git a/test.sh b/test.sh
new file mode 100755
index 0000000..8803061
--- /dev/null
+++ b/test.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+# yi, yi2, dave, long, trans
+
+if [ $# -lt 3 ]; then
+	echo "Not enough arguments."
+	exit
+fi
+
+arg1=$1; shift 1
+arg2=$1; shift 1
+arg3=$1; shift 1
+
+files=()
+if [ "$1" == '*' ]; then
+	files+=( 'dave' 'long' 'trans' 'yi' 'yi2' )
+elif [ $# ]; then
+	for arg in $@; do
+		files+=("$arg")
+	done
+else
+	files+=( 'dave' 'long' 'trans' 'yi' 'yi2' )
+fi
+
+echo 'Only errors are shown. Order is "s E b file"'
+for i in $(seq $arg1); do
+	for j in $(seq $arg2); do
+		for k in $(seq $arg3); do
+			for f in ${files[@]}; do
+				args="-s $i -E $j -b $k -t traces/$f.trace"
+				dif=$(diff <(./csim $args) <(./csim-ref $args))
+				if [dif]; then
+					echo "$i $j $k $f"
+				fi
+			done
+		done
+	done
+done