add unit test suite

package.json

@@ -8,7 +8,8 @@
   "main": "index.js",
   "scripts": {
     "start": "node index.js",
-    "test": "echo \"Error: no test specified\" && exit 0",
+    "test": "npm run unit && npm run ciao",
+    "unit": "node test/unit/run.js | tap-spec",
     "ciao": "node node_modules/ciao/bin/ciao -c test/ciao.json test/ciao"
   },
   "repository": {
@@ -29,7 +30,11 @@
     "elasticsearch": ">=1.2.1"
   },
   "dependencies": {
-    "ciao": "^0.3.4",
     "express": "^4.8.8"
+  },
+  "devDependencies": {
+    "ciao": "^0.3.4",
+    "tape": "^2.13.4",
+    "tap-spec": "^0.2.0"
   }
 }

test/unit/controller/index.js

@@ -0,0 +1,35 @@
+
+var controller = require('../../../controller/index');
+
+module.exports.tests = {};
+
+module.exports.tests.interface = function(test, common) {
+  test('valid interface', function(t) {
+    t.equal(typeof controller, 'function', 'controller is a function');
+    t.end();
+  });
+};
+
+module.exports.tests.info = function(test, common) {
+  test('returns server info', function(t) {
+    var res = { json: function( json ){
+      t.equal(typeof json, 'object', 'returns json');
+      t.equal(typeof json.name, 'string', 'name');
+      t.equal(typeof json.version, 'object', 'version');
+      t.equal(typeof json.version.number, 'string', 'version number');
+      t.end();
+    }};
+    controller( null, res );
+  });
+};
+
+module.exports.all = function (tape, common) {
+
+  function test(name, testFunction) {
+    return tape(name + ' / ' , testFunction);
+  }
+
+  for( var testCase in module.exports.tests ){
+    module.exports.tests[testCase](test, common);
+  }
+};

test/unit/run.js

@@ -0,0 +1,11 @@
+
+var tape = require('tape');
+var common = {};
+
+var tests = [
+  require('./controller/index')
+];
+
+tests.map(function(t) {
+  t.all(tape, common);
+});