knx-dpt/test/unit/layouts/test-dpt007.js

Serialize and deserialize KNX datapoints

const test = require('tape');
const DPTLib = require('../../../src');

var tests = [
    // MSB LSB
    [[0x00, 0x00], 0],
    [[0x00, 0x01], 1],
    [[0x00, 0x02], 2],
    [[0x00, 0xFF], 255],
    [[0x01, 0x00], 256],
    [[0x01, 0x01], 257],
    [[0x01, 0xFF], 511],
    [[0x25, 0xA0], 9632],
    [[0x49, 0xA9], 18857],
    [[0x63, 0xA8], 25512],
    [[0x82, 0xA7], 33447],
    [[0xA4, 0x66], 42086],
    [[0xB5, 0x56], 46422],
    [[0xDA, 0x47], 55879],
    [[0xEB, 0x30], 60208],
    [[0xFE, 0xFE], 65278],
    [[0xFE, 0xFF], 65279],
    [[0xFF, 0xFE], 65534],
    [[0xFF, 0xFF], 65535]
];
var defaultTypes = [
    "DPT7", "DPT7.001", "DPT7.002", "DPT7.003", "DPT7.004", "DPT7.005", "DPT7.006", "DPT7.007", "DPT7.010", "DPT7.011",
    "DPT7.012", "DPT7.013"
];

for (var type in defaultTypes) {
    var dptName = defaultTypes[type];
    test(dptName, function (t) {
        var dpt = DPTLib.resolve(dptName);
        t.plan(tests.length * 2);
        for (var i = 0; i < tests.length; i++) {
            var buf = new Buffer(tests[i][0]);
            var obj = tests[i][1];

            // backward test (object to raw data)
            var converted = dpt.formatAPDU(obj);
            t.deepEqual(converted, buf, `${dptName} formatAPDU ${JSON.stringify(obj)}`);

            // forward test (raw data to object)
            converted = dpt.fromBuffer(Buffer.from(buf));
            t.equal(converted, obj, `${dptName} fromBuffer ${JSON.stringify(buf)}`);
        }
        t.end();
    });
}