knx-dpt/test/unit/layouts/test-dpt004.js

Serialize and deserialize KNX datapoints

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

var dpt4 = DPTLib.resolve('DPT4');

var tests = [
    [[0x00], String.fromCharCode(0)],
    [[0x01], String.fromCharCode(1)],
    [[0x02], String.fromCharCode(2)],
    [[0x03], String.fromCharCode(3)],
    [[0x04], String.fromCharCode(4)],
    [[0x05], String.fromCharCode(5)],
    [[0x06], String.fromCharCode(6)],
    [[0x07], String.fromCharCode(7)],
    [[0x08], String.fromCharCode(8)],
    [[0x09], String.fromCharCode(9)],
    [[0x0A], String.fromCharCode(10)],
    [[0x0B], String.fromCharCode(11)],
    [[0x0C], String.fromCharCode(12)],
    [[0x0D], String.fromCharCode(13)],
    [[0x0E], String.fromCharCode(14)],
    [[0x0F], String.fromCharCode(15)],
    [[0x10], String.fromCharCode(16)],
    [[0x11], String.fromCharCode(17)],
    [[0x12], String.fromCharCode(18)],
    [[0x13], String.fromCharCode(19)],
    [[0x14], String.fromCharCode(20)],
    [[0x15], String.fromCharCode(21)],
    [[0x16], String.fromCharCode(22)],
    [[0x17], String.fromCharCode(23)],
    [[0x18], String.fromCharCode(24)],
    [[0x19], String.fromCharCode(25)],
    [[0x1A], String.fromCharCode(26)],
    [[0x1B], String.fromCharCode(27)],
    [[0x1C], String.fromCharCode(28)],
    [[0x1D], String.fromCharCode(29)],
    [[0x1E], String.fromCharCode(30)],
    [[0x1F], String.fromCharCode(31)],
    [[0x20], ' '],
    [[0x21], '!'],
    [[0x22], '"'],
    [[0x23], '#'],
    [[0x24], '$'],
    [[0x25], '%'],
    [[0x26], '&'],
    [[0x27], '\''],
    [[0x28], '('],
    [[0x29], ')'],
    [[0x2A], '*'],
    [[0x2B], '+'],
    [[0x2C], ','],
    [[0x2D], '-'],
    [[0x2E], '.'],
    [[0x2F], '/'],
    [[0x30], '0'],
    [[0x31], '1'],
    [[0x32], '2'],
    [[0x33], '3'],
    [[0x34], '4'],
    [[0x35], '5'],
    [[0x36], '6'],
    [[0x37], '7'],
    [[0x38], '8'],
    [[0x39], '9'],
    [[0x3A], ':'],
    [[0x3B], ';'],
    [[0x3C], '<'],
    [[0x3D], '='],
    [[0x3E], '>'],
    [[0x3F], '?'],
    [[0x40], '@'],
    [[0x41], 'A'],
    [[0x42], 'B'],
    [[0x43], 'C'],
    [[0x44], 'D'],
    [[0x45], 'E'],
    [[0x46], 'F'],
    [[0x47], 'G'],
    [[0x48], 'H'],
    [[0x49], 'I'],
    [[0x4A], 'J'],
    [[0x4B], 'K'],
    [[0x4C], 'L'],
    [[0x4D], 'M'],
    [[0x4E], 'N'],
    [[0x4F], 'O'],
    [[0x50], 'P'],
    [[0x51], 'Q'],
    [[0x52], 'R'],
    [[0x53], 'S'],
    [[0x54], 'T'],
    [[0x55], 'U'],
    [[0x56], 'V'],
    [[0x57], 'W'],
    [[0x58], 'X'],
    [[0x59], 'Y'],
    [[0x5A], 'Z'],
    [[0x5B], '['],
    [[0x5C], '\\'],
    [[0x5D], ']'],
    [[0x5E], '^'],
    [[0x5F], '_'],
    [[0x60], '`'],
    [[0x61], 'a'],
    [[0x62], 'b'],
    [[0x63], 'c'],
    [[0x64], 'd'],
    [[0x65], 'e'],
    [[0x66], 'f'],
    [[0x67], 'g'],
    [[0x68], 'h'],
    [[0x69], 'i'],
    [[0x6A], 'j'],
    [[0x6B], 'k'],
    [[0x6C], 'l'],
    [[0x6D], 'm'],
    [[0x6E], 'n'],
    [[0x6F], 'o'],
    [[0x70], 'p'],
    [[0x71], 'q'],
    [[0x72], 'r'],
    [[0x73], 's'],
    [[0x74], 't'],
    [[0x75], 'u'],
    [[0x76], 'v'],
    [[0x77], 'w'],
    [[0x78], 'x'],
    [[0x79], 'y'],
    [[0x7A], 'z'],
    [[0x7B], '{'],
    [[0x7C], '|'],
    [[0x7D], '}'],
    [[0x7E], '~'],
    [[0x7F], String.fromCharCode(127)],
];

test('DPT4 conversion', function (t) {
    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)
        converted = dpt4.formatAPDU(obj);
        t.deepEqual(converted, buf, `DPT4 formatAPDU ${JSON.stringify(obj)}`);

        // forward test (raw data to object)
        var converted = dpt4.fromBuffer(buf);
        t.deepEqual(converted, obj, `DPT4 fromBuffer ${JSON.stringify(buf)}`
        );
    }
    t.end();
});