dptlib/tests/DPT018.test.ts

76 lines
2.1 KiB
TypeScript

import { expect } from "chai";
import { DPT18, DPT18Result } from "../src/DPT18"
import { BufferLengthError } from "../src/errors/BufferLengthError";
import { InvalidValueError } from "../src/errors/InvalidValueError";
import { compareBuffers } from "./util"
describe("Test DPT018", (): void => {
let dpt = new DPT18();
it("Decode correct buffer", async function () {
let buffer = Buffer.from([0x80 + 0x21])
const decoded = dpt.decoder(buffer)
expect(decoded.activateLearn).is.equal(1);
expect(decoded.sceneNumber).is.equal(0x21);
});
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])
var testFunction = function () {
const value = dpt.decoder(bufferBiggerSize)
}
expect(testFunction).to.throw(BufferLengthError);
});
/* Encoder tests */
it("encode valid", async function () {
const value: DPT18Result = {
activateLearn: 1,
sceneNumber: 0x11
}
const buffer = Buffer.from([0x80 + 0x11])
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 value", async function () {
const value = 0x80
var testFunction_invalidActivateLearn = function () {
let value: DPT18Result = {
activateLearn: 2,
sceneNumber: 0x11
}
const result = dpt.encoder(value)
}
var testFunction_invalidSceneNumber = function () {
let value: DPT18Result = {
activateLearn: 0,
sceneNumber: 64
}
const result = dpt.encoder(value)
}
expect(testFunction_invalidActivateLearn).to.throw(InvalidValueError);
expect(testFunction_invalidSceneNumber).to.throw(InvalidValueError);
});
});