add test for FOpts

package.json

@@ -1,6 +1,6 @@
 {
   "name": "lora-packet",
-  "version": "0.7.5",
+  "version": "0.7.6",
   "author": "Anthony Kirby",
   "description": "LoRa packet decoder/encoder",
   "keywords": [

test/test_fopts.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var lora_packet = require('..');
+var expect = require("chai").expect;
+var assert = require('chai').assert;
+
+module.exports = function () {
+
+    // TODO more variation on this
+
+    describe('parse packets from github issue #18', function () {
+        it('should parse packet #1', function () {
+
+            var message_hex = "4084412505A3010009110308B33750F504D4B86A";
+//            console.log ("packet #1 message_hex = "+new Buffer(message_base64, 'base64').toString("hex"));
+
+            var parsed = lora_packet.fromWire(new Buffer(message_hex, 'hex'));
+
+            expect(parsed).to.not.be.undefined;
+            expect(parsed.getBuffers()).to.not.be.undefined;
+            expect(parsed.getBuffers().FOpts).to.not.be.undefined;
+            expect(parsed.getBuffers().FOpts).to.deep.equal(new Buffer('091103', 'hex'));
+
+//            var asString = parsed.toString();
+//            console.log(asString);
+        });
+
+
+    });
+};

test/unittest.js

@@ -7,4 +7,5 @@ describe("unit tests", function () {
     require('./test_decrypt.js')();
     require('./test_keygen.js')();
     require('./test_github_issue17.js')();
+    require('./test_fopts.js')();
 });