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