Add basic index.ts functionality.

tests/index.test.ts

@@ -0,0 +1,34 @@
+import { expect } from "chai";
+
+import { DPTS, DataPointType } from "../src/index"
+import { BufferLengthError } from "../src/errors/BufferLengthError";
+import { InvalidValueError } from "../src/errors/InvalidValueError";
+
+import { compareBuffers } from "./util"
+
+
+describe("Test DPT001", (): void => {
+
+  let dpt = new DataPointType();
+  const message: string = "0C1E"
+
+  it("Decode valid", async function () {
+    const dpt_ = DataPointType.resolve('DPT9.1')
+    expect(dpt_.id).is.equal('9');
+    expect(dpt_.decoder(Buffer.from(message, 'hex'))).is.equal(21.08)
+  });
+
+  it("Decode invalid DPT string", async function () {
+    var testFunction = function () {
+      const dpt_ = DataPointType.resolve('More of the same')
+    }
+    expect(testFunction).to.throw(InvalidValueError);
+  });
+
+  it("Decode unsupported DPT", async function () {
+    var testFunction = function () {
+      const dpt_ = DataPointType.resolve('DPT49.1')
+    }
+    expect(testFunction).to.throw(InvalidValueError);
+  });
+});