view test/test-server.sh @ 116:d15cb1151d76

Add JSON support directly to the server. Had hoped to avoid this (using Capnp as canonical in the server and then converting externally as necessary) but it's just too useful for debugging purposes when bundled with client app

#!/bin/bash 

set -eu

piperdir=../piper
vampsdkdir=../vamp-plugin-sdk
schemadir="$piperdir"/json/schema

tmpdir=$(mktemp -d)

if [ ! -d "$tmpdir" ]; then
    echo "Temp directory creation failed" 1>&2
    exit 1
fi

trap "rm -rf $tmpdir" 0

reqfile="$tmpdir/req.json"
respfile="$tmpdir/resp.json"
allrespfile="$tmpdir/resp.all"
input="$tmpdir/input"
expected="$tmpdir/expected"
obtained="$tmpdir/obtained"

validate() {
    local file="$1"
    local schemaname="$2"
    jsonschema -i "$file" "$schemadir/$schemaname.json" 1>&2 && \
        echo "validated $schemaname" 1>&2 || \
        echo "failed to validate $schemaname" 1>&2
}

validate_request() {
    local json="$1"
    echo "$json" > "$reqfile"
    validate "$reqfile" "rpcrequest"
}

validate_response() {
    local json="$1"
    echo "$json" > "$respfile"
    validate "$respfile" "rpcresponse"
}

cat > "$input" <<EOF
{"method":"list"}
{"method":"load","id":6,"params": {"key":"vamp-example-plugins:percussiononsets","inputSampleRate":44100,"adapterFlags":["AdaptInputDomain","AdaptBufferSize"]}}
{"method":"configure","id":"weevil","params":{"handle":1,"configuration":{"blockSize": 8, "channelCount": 1, "parameterValues": {"sensitivity": 40, "threshold": 3}, "stepSize": 8}}}
{"method":"process","params": {"handle": 1, "processInput": { "timestamp": {"s": 0, "n": 0}, "inputBuffers": [ [1,2,3,4,5,6,7,8] ]}}}
{"method":"finish","params": {"handle": 1}}
EOF

# Expected output, apart from the plugin list which seems a bit
# fragile to check here
cat > "$expected" <<EOF
{"id": 6, "jsonrpc": "2.0", "method": "load", "result": {"defaultConfiguration": {"blockSize": 1024, "channelCount": 1, "parameterValues": {"sensitivity": 40, "threshold": 3}, "stepSize": 1024}, "handle": 1, "staticData": {"basic": {"description": "Detect percussive note onsets by identifying broadband energy rises", "identifier": "percussiononsets", "name": "Simple Percussion Onset Detector"}, "basicOutputInfo": [{"description": "Percussive note onset locations", "identifier": "onsets", "name": "Onsets"}, {"description": "Broadband energy rise detection function", "identifier": "detectionfunction", "name": "Detection Function"}], "category": ["Time", "Onsets"], "copyright": "Code copyright 2006 Queen Mary, University of London, after Dan Barry et al 2005.  Freely redistributable (BSD license)", "inputDomain": "TimeDomain", "key": "vamp-example-plugins:percussiononsets", "maker": "Vamp SDK Example Plugins", "maxChannelCount": 1, "minChannelCount": 1, "parameters": [{"basic": {"description": "Energy rise within a frequency bin necessary to count toward broadband total", "identifier": "threshold", "name": "Energy rise threshold"}, "defaultValue": 3, "extents": {"max": 20, "min": 0}, "unit": "dB", "valueNames": []}, {"basic": {"description": "Sensitivity of peak detector applied to broadband detection function", "identifier": "sensitivity", "name": "Sensitivity"}, "defaultValue": 40, "extents": {"max": 100, "min": 0}, "unit": "%", "valueNames": []}], "programs": [], "version": 2}}}
{"id": "weevil", "jsonrpc": "2.0", "method": "configure", "result": {"handle": 1, "outputList": [{"basic": {"description": "Percussive note onset locations", "identifier": "onsets", "name": "Onsets"}, "configured": {"binCount": 0, "binNames": [], "hasDuration": false, "sampleRate": 44100, "sampleType": "VariableSampleRate", "unit": ""}}, {"basic": {"description": "Broadband energy rise detection function", "identifier": "detectionfunction", "name": "Detection Function"}, "configured": {"binCount": 1, "binNames": [""], "hasDuration": false, "quantizeStep": 1, "sampleRate": 86.1328125, "sampleType": "FixedSampleRate", "unit": ""}}]}}
{"jsonrpc": "2.0", "method": "process", "result": {"features": {}, "handle": 1}}
{"jsonrpc": "2.0", "method": "finish", "result": {"features": {"detectionfunction": [{"featureValues": [0], "timestamp": {"n": 11609977, "s": 0}}]}, "handle": 1}}
EOF

# We run the whole test twice, once with the server in Capnp mode
# (converting to JSON using piper-convert) and once with it directly
# in JSON mode

for format in capnp json ; do

    ( while read request ; do
          validate_request "$request"
          echo "$request"
      done |
          if [ "$format" = "json" ]; then
              VAMP_PATH="$vampsdkdir"/examples bin/piper-vamp-server -d json
          else
              bin/piper-convert request -i json -o capnp |
                  VAMP_PATH="$vampsdkdir"/examples bin/piper-vamp-server -d capnp |
                  bin/piper-convert response -i capnp -o json
          fi |
          while read response ; do
              echo "$response" >> "$allrespfile"
              validate_response "$response"
          done
    ) < "$input"

    # Skip plugin list
    tail -n +2 "$allrespfile" > "$obtained"

    echo "Checking response contents against expected contents..."
    if ! cmp "$obtained" "$expected"; then
        diff -u1 "$obtained" "$expected"
    else
        echo "OK"
    fi

    rm "$allrespfile"

done