diff --git a/tests/integration/api-config.sh b/tests/integration/api-config.sh
index 4300d5949..dc4778d25 100755
--- a/tests/integration/api-config.sh
+++ b/tests/integration/api-config.sh
@@ -22,9 +22,10 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
-set -e
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
 
-LOCAL_CONF=${SRCDIR}/etc/loopback.json
+LOCAL_CONF=${SCRIPTPATH}/../../etc/loopback.json
 
 FETCHED_CONF=$(mktemp)
 FETCHED_JSON_CONF=$(mktemp)
diff --git a/tests/integration/node-loopback-socket.sh b/tests/integration/node-loopback-socket.sh
index a2ca9f70c..d8b9315d7 100755
--- a/tests/integration/node-loopback-socket.sh
+++ b/tests/integration/node-loopback-socket.sh
@@ -22,6 +22,10 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
 CONFIG_FILE=$(mktemp)
 INPUT_FILE=$(mktemp)
 OUTPUT_FILE=$(mktemp)
@@ -29,42 +33,40 @@ OUTPUT_FILE=$(mktemp)
 NUM_SAMPLES=${NUM_SAMPLES:-10}
 
 cat > ${CONFIG_FILE} <<EOF
-nodes = {
-	node1 = {
-		type = "socket";
-		layer = "udp";
-
-		local = "*:12000";
-		remote = "127.0.0.1:12001"
-	}
-
-	node2 = {
-		type = "socket";
-		layer = "udp";
-
-		local = "*:12001";
-		remote = "127.0.0.1:12000"
-	}
+{
+	"nodes": {
+		"node1": {
+			"type": "socket",
+			"layer": "udp",
+			"local": "*:12000",
+			"remote": "127.0.0.1:12001"
+		},
+		"node2": {
+			"type": "socket",
+			"layer": "udp",
+			"local": "*:12001",
+			"remote": "127.0.0.1:12000"
+		}
+	},
+	"paths": [
+		{ "in": "node1", "out": "node1" }
+	]
 }
-
-paths = (
-	{
-		in  = "node1",
-		out = "node1"
-	}
-)
 EOF
 
 # Generate test data
+VILLAS_LOG_PREFIX=$(colorize "[Signal]") \
 villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
 
 # Start node
+VILLAS_LOG_PREFIX=$(colorize "[Node]  ") \
 villas-node ${CONFIG_FILE} &
 
 # Wait for node to complete init
 sleep 1
 
 # Send / Receive data to node
+VILLAS_LOG_PREFIX=$(colorize "[Pipe]  ") \
 villas-pipe -l ${NUM_SAMPLES} ${CONFIG_FILE} node2 > ${OUTPUT_FILE} < ${INPUT_FILE}
 
 # Wait for node to handle samples
diff --git a/tests/integration/pipe-file-advio.sh b/tests/integration/pipe-file-advio.sh
index b0f38b7c6..4bd7cdbd1 100755
--- a/tests/integration/pipe-file-advio.sh
+++ b/tests/integration/pipe-file-advio.sh
@@ -22,6 +22,10 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
 CONFIG_FILE=$(mktemp)
 INPUT_FILE=$(mktemp)
 OUTPUT_FILE=$(mktemp)
@@ -35,36 +39,29 @@ URI=https://1Nrd46fZX8HbggT:badpass@rwth-aachen.sciebo.de/public.php/webdav/node
 cat > ${CONFIG_FILE} <<EOF
 {
 	"nodes" : {
-		"remote_file_out" : {
+		"remote_file" : {
 			"type" : "file",
 
-			"out" : {
-				"uri" : "${URI}",
-				"mode" : "w+",
-				"flush" : false
-			}
-		},
-		"remote_file_in" : {
-			"type" : "file",
-			"in" : {
-				"uri" : "${URI}",
-				"mode" : "r",
-				"epoch_mode" : "original",
-				"eof" : "exit"
-			}
+			"uri" : "${URI}",
+			"flush" : false,
+			"epoch_mode" : "original",
+			"eof" : "exit"
 		}
 	}
 }
 EOF
 
 # Delete old file
-curl -X DELETE ${URI}
+curl -X DELETE ${URI} > /dev/null
 
+VILLAS_LOG_PREFIX=$(colorize "[Signal] ") \
 villas-signal random -n -l ${NUM_SAMPLES} > ${INPUT_FILE}
 
-villas-pipe -s ${CONFIG_FILE} remote_file_out < ${INPUT_FILE}
+VILLAS_LOG_PREFIX=$(colorize "[Send]  ") \
+villas-pipe -s ${CONFIG_FILE} remote_file < ${INPUT_FILE}
 
-villas-pipe -r ${CONFIG_FILE} remote_file_in > ${OUTPUT_FILE}
+VILLAS_LOG_PREFIX=$(colorize "[Recv]  ") \
+villas-pipe -r -l ${NUM_SAMPLES} ${CONFIG_FILE} remote_file > ${OUTPUT_FILE}
 
 villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
 RC=$?
diff --git a/tests/integration/pipe-loopback-file.sh b/tests/integration/pipe-loopback-file.sh
index f80af1eaa..ce961e5b3 100755
--- a/tests/integration/pipe-loopback-file.sh
+++ b/tests/integration/pipe-loopback-file.sh
@@ -35,18 +35,12 @@ cat > ${CONFIG_FILE} << EOF
 		"node1" : {
 			"type" : "file",
 
-			"in" : {
-				"uri"   : "${NODE_FILE}",
-				"mode"  : "w+",
+			"uri"   : "${NODE_FILE}",
+			"mode"  : "w+",
 
-				"epoch_mode" : "original",
-				"eof"   : "wait"
-			},
-			"out" : {
-				"uri"   : "${NODE_FILE}",
-				"mode"  : "w+",
-				"flush" : true
-			}
+			"epoch_mode" : "original",
+			"eof"   : "wait",
+			"flush" : true
 		}
 	}
 }
@@ -58,10 +52,14 @@ villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
 # We delay EOF of the INPUT_FILE by 1 second in order to wait for incoming data to be received
 villas-pipe -l ${NUM_SAMPLES} ${CONFIG_FILE} node1 > ${OUTPUT_FILE} < ${INPUT_FILE}
 
-# Comapre data
+# Compare data
 villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
 RC=$?
 
+cat ${OUTPUT_FILE}
+echo
+cat ${INPUT_FILE}
+
 rm ${OUTPUT_FILE} ${INPUT_FILE} ${CONFIG_FILE} ${NODE_FILE}
 
 exit $RC
diff --git a/tests/integration/pipe-loopback-nanomsg.sh b/tests/integration/pipe-loopback-nanomsg.sh
index e080ee5ce..34c9fc53d 100755
--- a/tests/integration/pipe-loopback-nanomsg.sh
+++ b/tests/integration/pipe-loopback-nanomsg.sh
@@ -22,17 +22,38 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
 CONFIG_FILE=$(mktemp)
 INPUT_FILE=$(mktemp)
 OUTPUT_FILE=$(mktemp)
 
-NUM_SAMPLES=${NUM_SAMPLES:-10}
+NUM_SAMPLES=${NUM_SAMPLES:-100}
+
+# Generate test data
+villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
+
+for FORMAT in csv json villas csv msg gtnet-fake raw-flt32 gtnet-fake; do
+	
+VECTORIZES="1"
+
+# The raw format does not support vectors
+if villas_format_supports_vectorize ${FORMAT}; then
+	VECTORIZES="${VECTORIZES} 10"
+fi
+
+for VECTORIZE	in ${VECTORIZES}; do	
 
 cat > ${CONFIG_FILE} << EOF
 {
 	"nodes" : {
 		"node1" : {
 			"type" : "nanomsg",
+			
+			"format" : "${FORMAT}",
+			"vectorize" : ${VECTORIZE},
 
 			"subscribe" : "tcp://127.0.0.1:12000",
 			"publish" : "tcp://127.0.0.1:12000"
@@ -41,20 +62,32 @@ cat > ${CONFIG_FILE} << EOF
 }
 EOF
 
-# Generate test data
-villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
-
 # We delay EOF of the INPUT_FILE by 1 second in order to wait for incoming data to be received
 villas-pipe -l ${NUM_SAMPLES} ${CONFIG_FILE} node1 > ${OUTPUT_FILE} < ${INPUT_FILE}
 
-cat ${INPUT_FILE}
-echo
-cat ${OUTPUT_FILE}
+# Ignore timestamp and seqeunce no if in raw format 
+if villas_format_supports_header ${FORMAT}; then
+	CMPFLAGS=-ts
+fi
 
-# Comapre data
-villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
+# Compare data
+villas-test-cmp ${CMPFLAGS} ${INPUT_FILE} ${OUTPUT_FILE}
 RC=$?
 
+if (( ${RC} != 0 )); then
+	echo "=========== Sub-test failed for: format=${FORMAT}, vectorize=${VECTORIZE}"
+	cat ${CONFIG_FILE}
+	echo
+	cat ${INPUT_FILE}
+	echo
+	cat ${OUTPUT_FILE}
+	exit ${RC}
+else
+	echo "=========== Sub-test succeeded for: format=${FORMAT}, vectorize=${VECTORIZE}"
+fi
+
+done; done
+
 rm ${OUTPUT_FILE} ${INPUT_FILE} ${CONFIG_FILE}
 
 exit $RC
diff --git a/tests/integration/pipe-loopback-socket.sh b/tests/integration/pipe-loopback-socket.sh
index 5cf4d6ec5..25e1fd9e7 100755
--- a/tests/integration/pipe-loopback-socket.sh
+++ b/tests/integration/pipe-loopback-socket.sh
@@ -22,20 +22,34 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
 CONFIG_FILE=$(mktemp)
 INPUT_FILE=$(mktemp)
 OUTPUT_FILE=$(mktemp)
 THEORIES=$(mktemp)
 
-NUM_SAMPLES=${NUM_SAMPLES:-10}
+NUM_SAMPLES=${NUM_SAMPLES:-100}
 
 # Generate test data
 villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
 
+for FORMAT	in csv json villas csv msg gtnet-fake raw-flt32 gtnet-fake; do
 for LAYER	in udp ip eth; do
 for HEADER	in none default; do
 for ENDIAN	in big little; do
 for VERIFY_SOURCE in true false; do
+	
+VECTORIZES="1"
+
+# The raw format does not support vectors
+if villas_format_supports_vectorize ${FORMAT}; then
+	VECTORIZES="${VECTORIZES} 10"
+fi
+
+for VECTORIZE	in ${VECTORIZES}; do
 
 case ${LAYER} in
 	udp)
@@ -54,15 +68,16 @@ case ${LAYER} in
 		LOCAL="00:00:00:00:00:00%lo:34997"
 		REMOTE="00:00:00:00:00:00%lo:34997"
 		;;
-	esac
-
+esac
 
 cat > ${CONFIG_FILE} << EOF
 {
 	"nodes" : {
 		"node1" : {
 			"type" : "socket",
-
+			
+			"vectorize" : ${VECTORIZE},
+			"format" : "${FORMAT}",
 			"layer" : "${LAYER}",
 			"header" : "${HEADER}",
 			"endian" : "${ENDIAN}",
@@ -78,12 +93,17 @@ EOF
 # We delay EOF of the INPUT_FILE by 1 second in order to wait for incoming data to be received
 villas-pipe -l ${NUM_SAMPLES} ${CONFIG_FILE} node1 > ${OUTPUT_FILE} < ${INPUT_FILE}
 
+# Ignore timestamp and seqeunce no if in raw format 
+if ! villas_format_supports_header $FORMAT; then
+	CMPFLAGS=-ts
+fi
+
 # Compare data
-villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
-RC:$?
+villas-test-cmp ${CMPFLAGS} ${INPUT_FILE} ${OUTPUT_FILE}
+RC=$?
 
 if (( ${RC} != 0 )); then
-	echo "=========== Sub-test failed for: layer=${LAYER}, header=${HEADER}, endian=${ENDIAN}, verify_source=${VERIFY_SOURCE}"
+	echo "=========== Sub-test failed for: format=${FORMAT}, layer=${LAYER}, header=${HEADER}, endian=${ENDIAN}, verify_source=${VERIFY_SOURCE}, vectorize=${VECTORIZE}"
 	cat ${CONFIG_FILE}
 	echo
 	cat ${INPUT_FILE}
@@ -91,10 +111,10 @@ if (( ${RC} != 0 )); then
 	cat ${OUTPUT_FILE}
 	exit ${RC}
 else
-	echo "=========== Sub-test succeeded for: layer=${LAYER}, header=${HEADER}, endian=${ENDIAN}, verify_source=${VERIFY_SOURCE}"
+	echo "=========== Sub-test succeeded for: format=${FORMAT}, layer=${LAYER}, header=${HEADER}, endian=${ENDIAN}, verify_source=${VERIFY_SOURCE}, vectorize=${VECTORIZE}"
 fi
 
-done; done; done; done
+done; done; done; done; done; done
 
 rm ${OUTPUT_FILE} ${INPUT_FILE} ${CONFIG_FILE} ${THEORIES}
 
diff --git a/tests/integration/pipe-loopback-websocket.sh b/tests/integration/pipe-loopback-websocket.sh
new file mode 100755
index 000000000..a3ed5747e
--- /dev/null
+++ b/tests/integration/pipe-loopback-websocket.sh
@@ -0,0 +1,87 @@
+#!/bin/bash
+#
+# Integration loopback test for villas-pipe.
+#
+# @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+# @copyright 2017, Institute for Automation of Complex Power Systems, EONERC
+# @license GNU General Public License (version 3)
+#
+# VILLASnode
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+##################################################################################
+
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
+CONFIG_FILE=$(mktemp)
+CONFIG_FILE2=$(mktemp)
+INPUT_FILE=$(mktemp)
+OUTPUT_FILE=$(mktemp)
+
+NUM_SAMPLES=${NUM_SAMPLES:-10}
+
+cat > ${CONFIG_FILE} << EOF
+{
+	"nodes" : {
+		"node1" : {
+			"type" : "websocket",
+
+			"destinations" : [
+				"ws://127.0.0.1:81/node2"
+			]
+		}
+	}
+}
+EOF
+
+cat > ${CONFIG_FILE2} << EOF
+{
+	"http" : {
+		"port" : 81
+	},
+	"nodes" : {
+		"node2" : {
+			"type" : "websocket"
+		}
+	}
+}
+EOF
+
+# Generate test data
+VILLAS_LOG_PREFIX=$(colorize "[Signal]") \
+villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
+
+VILLAS_LOG_PREFIX=$(colorize "[Recv]  ") \
+villas-pipe -r -d 15 -l ${NUM_SAMPLES} ${CONFIG_FILE2} node2 > ${OUTPUT_FILE} &
+
+PID=$!
+
+VILLAS_LOG_PREFIX=$(colorize "[Send]  ") \
+villas-pipe -s -d 15 ${CONFIG_FILE} node1 < ${INPUT_FILE}
+
+wait ${PID}
+
+cat ${OUTPUT_FILE}
+echo
+cat ${INPUT_FILE}
+
+# Compare data
+villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
+RC=$?
+
+rm ${OUTPUT_FILE} ${INPUT_FILE} ${CONFIG_FILE} ${CONFIG_FILE2}
+
+exit $RC
diff --git a/tests/integration/pipe-loopback-zeromq.sh b/tests/integration/pipe-loopback-zeromq.sh
index b3ff05594..881663ba6 100755
--- a/tests/integration/pipe-loopback-zeromq.sh
+++ b/tests/integration/pipe-loopback-zeromq.sh
@@ -22,18 +22,38 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ##################################################################################
 
+SCRIPT=$(realpath $0)
+SCRIPTPATH=$(dirname ${SCRIPT})
+source ${SCRIPTPATH}/../../tools/integration-tests-helper.sh
+
 CONFIG_FILE=$(mktemp)
 INPUT_FILE=$(mktemp)
 OUTPUT_FILE=$(mktemp)
 
 NUM_SAMPLES=${NUM_SAMPLES:-10}
 
+# Generate test data
+villas-signal random -l ${NUM_SAMPLES} -n -v 10 > ${INPUT_FILE}
+
+for FORMAT in csv json villas csv msg gtnet-fake raw-flt32 gtnet-fake; do
+	
+VECTORIZES="1"
+
+# The raw format does not support vectors
+if villas_format_supports_vectorize ${FORMAT}; then
+	VECTORIZES="${VECTORIZES} 10"
+fi
+
+for VECTORIZE	in ${VECTORIZES}; do
+
 cat > ${CONFIG_FILE} << EOF
 {
 	"nodes" : {
 		"node1" : {
 			"type" : "zeromq",
 
+			"format" : "${FORMAT}",
+			"vectorize" : ${VECTORIZE},
 			"pattern" : "pubsub",
 			"subscribe" : "tcp://127.0.0.1:12000",
 			"publish" : "tcp://127.0.0.1:12000"
@@ -42,16 +62,32 @@ cat > ${CONFIG_FILE} << EOF
 }
 EOF
 
-# Generate test data
-villas-signal random -l ${NUM_SAMPLES} -n > ${INPUT_FILE}
-
 # We delay EOF of the INPUT_FILE by 1 second in order to wait for incoming data to be received
 villas-pipe -l ${NUM_SAMPLES} ${CONFIG_FILE} node1 > ${OUTPUT_FILE} < ${INPUT_FILE}
 
-# Comapre data
-villas-test-cmp ${INPUT_FILE} ${OUTPUT_FILE}
+# Ignore timestamp and seqeunce no if in raw format 
+if villas_format_supports_header ${FORMAT}; then
+	CMPFLAGS=-ts
+fi
+
+# Compare data
+villas-test-cmp ${CMPFLAGS} ${INPUT_FILE} ${OUTPUT_FILE}
 RC=$?
 
+if (( ${RC} != 0 )); then
+	echo "=========== Sub-test failed for: format=${FORMAT}, vectorize=${VECTORIZE}"
+	cat ${CONFIG_FILE}
+	echo
+	cat ${INPUT_FILE}
+	echo
+	cat ${OUTPUT_FILE}
+	exit ${RC}
+else
+	echo "=========== Sub-test succeeded for: format=${FORMAT}, vectorize=${VECTORIZE}"
+fi
+
+done; done
+
 rm ${OUTPUT_FILE} ${INPUT_FILE} ${CONFIG_FILE}
 
 exit $RC