diff --git a/tests/integration/test-cmp.sh b/tests/integration/test-cmp.sh
new file mode 100755
index 000000000..9fff9354a
--- /dev/null
+++ b/tests/integration/test-cmp.sh
@@ -0,0 +1,47 @@
+#!/bin/bash
+
+INPUT_FILE=$(mktemp)
+
+function fail() {
+	rm ${INPUT_FILE}
+	exit $1;
+}
+
+cat > ${INPUT_FILE} <<EOF
+1491095596.645159701(0)	0.000000
+1491095596.745159701(1)	0.587785
+1491095596.845159701(2)	0.951057
+1491095596.945159701(3)	0.951057
+1491095597.045159701(4)	0.587785
+1491095597.145159701(5)	0.000000
+1491095597.245159701(6)	-0.587785
+1491095597.345159701(7)	-0.951057
+1491095597.445159701(8)	-0.951057
+1491095597.545159701(9)	-0.587785
+EOF
+
+villas test-cmp ${INPUT_FILE} ${INPUT_FILE}
+(( $? == 0 )) || fail 1
+
+villas test-cmp ${INPUT_FILE} <(head -n5 ${INPUT_FILE}; sleep 1; tail -n5 ${INPUT_FILE})
+(( $? == 0 )) || fail 8
+
+villas test-cmp ${INPUT_FILE} <(head -n-1 ${INPUT_FILE})
+(( $? == 1 )) || fail 2
+
+villas test-cmp ${INPUT_FILE} <(cat       ${INPUT_FILE}; echo "1491095597.545159701(9)	-0.587785")
+(( $? == 1 )) || fail 7
+
+villas test-cmp ${INPUT_FILE} <(head -n-1 ${INPUT_FILE}; echo "1491095597.545159701(55)	-0.587785")
+(( $? == 2 )) || fail 3
+
+villas test-cmp ${INPUT_FILE} <(head -n-1 ${INPUT_FILE}; echo "1491095598.545159701(9)	-0.587785")
+(( $? == 3 )) || fail 4
+
+villas test-cmp ${INPUT_FILE} <(head -n-1 ${INPUT_FILE}; echo "1491095597.545159701(9)	-0.587785 -0.587785")
+(( $? == 4 )) || fail 5
+
+villas test-cmp ${INPUT_FILE} <(head -n-1 ${INPUT_FILE}; echo "1491095597.545159701(9)	-1.587785")
+(( $? == 5 )) || fail 6
+
+rm ${INPUT_FILE}
\ No newline at end of file