VILLASnode/tests/integration/node-hook.sh

#!/usr/bin/env bash
#
# Test hooks in villas node
#
# Author: Steffen Vogel <post@steffenvogel.de>
# SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
# SPDX-License-Identifier: Apache-2.0

set -e

DIR=$(mktemp -d)
pushd ${DIR}

function finish {
    popd
    rm -rf ${DIR}
}
trap finish EXIT

cat > expect.dat <<EOF
1553690684.041211800-4.313770e-02(5)	6.303265	0.492616	0.309017	-1.000000	0.800000	0.050000
1553690684.051211800-5.287260e-02(6)	5.673902	0.148827	0.368125	-1.000000	0.760000	0.060000
1553690684.061211800-6.266780e-02(7)	5.896198	0.232320	0.425779	-1.000000	0.720000	0.070000
1553690684.071211800-7.256350e-02(8)	5.788125	0.152309	0.481754	-1.000000	0.680000	0.080000
1553690684.081211800-8.251890e-02(9)	6.748635	0.608491	0.535827	-1.000000	0.640000	0.090000
EOF

cat > config.json <<EOF
{
    "idle_stop": true,
    "nodes": {
        "sig": {
             "type": "signal",

             "signal": "mixed",
             "realtime": false,
             "limit": 10,
             "rate": 100,
             "values": 5
        },
        "file": {
             "type": "file",
             "uri": "output.dat"
        }
    },
    "paths": [
        {
             "in": "sig",
             "out": "file",
             "hooks": [
             	{
             		"type": "average",

             		"signals": [ "random", "sine", "square", "triangle", "ramp" ],
             		"offset": 0
             	},
             	{
             		"type": "skip_first",

             		"samples": 5
             	},
             	{
             		"type": "scale",

             		"scale": 10,
             		"offset": 5,
             		"signal": "average"
             	}
             ]
        }
    ]
}
EOF

villas node config.json

villas compare output.dat expect.dat