Added test and coverage

.github/workflows/build.yml

@@ -0,0 +1,16 @@
+name: build
+on: [push, pull_request]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-node@v1
+      with:
+        node-version: '14.x'
+    - run: npm install
+    - run: npm test
+    - run: npm run coverage
+    - uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}

.npmignore

@@ -1,5 +1,7 @@
 .*
 minified
-test*
+coverage
 Gruntfile.js
+test*
 *.html
+!test

package.json

@@ -3,6 +3,10 @@
   "version": "1.2.9",
   "description": "Tiny Web-Audio GM synth",
   "main": "javascript/JZZ.synth.Tiny.js",
+  "scripts": {
+    "test": "nyc mocha test/mocha.js",
+    "coverage": "nyc report --reporter=lcov"
+  },
   "keywords": [
     "midi",
     "midi-synth",
@@ -15,15 +19,17 @@
   ],
   "author": "jazz-soft (https://jazz-soft.net/)",
   "dependencies": {
-    "jzz": "^1.4.9"
+    "jzz": "^1.5.0"
   },
   "devDependencies": {
-    "grunt": "^1.4.1",
+    "grunt": "^1.5.2",
     "grunt-contrib-jshint": "^3.2.0",
-    "grunt-contrib-uglify": "^5.1.0",
-    "jzz-gui-player": "^1.5.7",
-    "jzz-midi-gm": "^1.2.8",
-    "jzz-midi-smf": "^1.6.7"
+    "grunt-contrib-uglify": "^5.2.1",
+    "jzz-gui-player": "^1.5.8",
+    "jzz-midi-gm": "^1.2.9",
+    "jzz-midi-smf": "^1.6.8",
+    "mocha": "^9.2.2",
+    "nyc": "^15.1.0"
   },
   "runkitExampleFilename": "runkit.js",
   "repository": {

test/mocha.js

@@ -0,0 +1,14 @@
+const assert = require('assert');
+const JZZ = require('jzz');
+const version = require('../package.json').version;
+require('..')(JZZ);
+
+describe('register', function() {
+  it('register', function() {
+    JZZ.synth.Tiny.register();
+    JZZ.synth.Tiny.register('synth');
+  });
+  it('version', function() {
+    assert.equal(JZZ.synth.Tiny.version(), version);
+  });
+});