dptlib/tests/DPT021.test.ts
Laur Ivan fe6751a771 Better DPT237.
Add tests for 21, 237.
2022-03-12 15:56:39 +01:00

62 lines
1.8 KiB
TypeScript

import { expect } from "chai";
import { DPT21 } from "../src/DPT21"
import { BufferLengthError } from "../src/errors/BufferLengthError";
import { InvalidValueError } from "../src/errors/InvalidValueError";
import { compareBuffers } from "./util"
describe("Test DPT021", (): void => {
let dpt = new DPT21();
it("Decode buffer acceptable", async function () {
let value = [false, false, false, true, false, true, false, false]
let buffer = Buffer.from([0x14])
const decoded = dpt.decoder(buffer)
expect(decoded.length).is.equal(value.length)
for (let i = 0; i < decoded.length; i++)
expect(decoded[i]).is.equal(value[i]);
});
it("Decode empty buffer", async function () {
let bufferEmpty = Buffer.from([])
var testFunction = function () {
const value = dpt.decoder(bufferEmpty)
}
expect(testFunction).to.throw(BufferLengthError);
});
it("Decode oversized buffer", async function () {
let bufferBiggerSize = Buffer.from([0x20, 0x15, 0, 0, 0, 0, 0, 0, 0])
var testFunction = function () {
const value = dpt.decoder(bufferBiggerSize)
}
expect(testFunction).to.throw(BufferLengthError);
});
/* Encoder tests */
it("encode valid", async function () {
let value: boolean[] = [false, false, false, true, false, true, false, true]
let buffer = Buffer.from([0x15])
expect(compareBuffers(dpt.encoder(value), buffer)).is.true;
});
it("encode undefined", async function () {
var testFunction = function () {
const value = dpt.encoder(undefined)
}
expect(testFunction).to.throw(InvalidValueError);
});
it("encode invalid", async function () {
var testFunction = function () {
const value = dpt.encoder([true, true, true, true, false, false, false, false, true])
}
expect(testFunction).to.throw(InvalidValueError);
});
});