Add first unit test and travis config

Author: kriskbx

.travis.yml

@@ -0,0 +1,7 @@
+language: node_js
+node_js:
+  - "6"
+  - "6.11"
+  - "7"
+  - "8"
+cache: yarn

spec/include/config.spec.js

@@ -0,0 +1,52 @@
+const config = require('./../../src/include/config');
+const expect = require('chai').expect;
+
+describe('The config class', () => {
+    it('stores data', () => {
+        let Config = new config(),
+            data = 'value_' + Math.random(),
+            key = 'key_' + Math.random();
+
+        Config.set(key, data);
+
+        expect(Config.get(key)).to.equal(data);
+    });
+
+    it('doesnt store data if the value is null or undefined until you force it', () => {
+        let Config = new config(),
+            data = 'value_' + Math.random(),
+            key = 'key_' + Math.random();
+
+        Config.set(key, data);
+
+        Config.set(key, null);
+        expect(Config.get(key)).to.equal(data);
+
+        Config.set(key, undefined);
+        expect(Config.get(key)).to.equal(data);
+
+        Config.set(key, null, true);
+        expect(Config.get(key)).to.equal(null);
+
+        Config.set(key, undefined, true);
+        expect(Config.get(key)).to.equal(undefined);
+    });
+
+    it('returns moment instances for dates', () => {
+        let Config = new config(),
+            dates = ['from', 'to'];
+
+        dates.forEach(date => {
+            Config.set(date, "2017-08-01");
+            expect(typeof Config.get(date).format).to.equal("function");
+        });
+    });
+
+    it('makes durations human readable', () => {
+        let Config = new config,
+            humanReadable = "1d 4h 30m 10s",
+            seconds = 45010;
+
+        expect(Config.toHumanReadable(seconds)).to.equal(humanReadable);
+    });
+});

src/include/cli.js

@@ -48,7 +48,6 @@ class cli {
 
     static get party() {
         return '🥑';
-        // return '🍺';
     }
 
     /**