Started on unit test for metrics-route

lib/routes/metrics.js

@@ -75,7 +75,7 @@ module.exports = function (app, config) {
 
         joi.validate(data, clientRegisterSchema, (err, cleaned) => {
             if (err) {
-                return res.json(400, err);
+                return res.status(400).json(err);
             }
 
             clientStrategyStore.insert(cleaned.appName, cleaned.strategies)

test/unit/routes/metrics.test.js

@@ -0,0 +1,44 @@
+'use strict';
+
+const clientMetricsStore = require('./mocks/fake-metrics-store');
+const clientStrategyStore = require('./mocks/fake-client-strategy-store');
+const clientInstanceStore = require('./mocks/fake-client-instance-store');
+
+const supertest = require('supertest');
+const assert = require('assert');
+const sinon = require('sinon');
+
+let request;
+
+describe('Unit: The metrics api', () => {
+    beforeEach(done => {
+        const app = require('../../../app')({
+            baseUriPath: '',
+            stores: {
+                db: sinon.stub(),
+                eventStore: sinon.stub(),
+                featureToggleStore: sinon.stub(),
+                clientMetricsStore,
+                strategyStore: sinon.stub(),
+                clientStrategyStore,
+                clientInstanceStore,
+            },
+        });
+
+        request = supertest(app);
+        done();
+    });
+
+    it('should register client', (done) => {
+        request
+            .post('/api/client/register')
+            .send({ appName: 'demo', instanceId: 'test', strategies: ['default'], started: Date.now(), interval: 10 })
+            .expect(200, done);
+    });
+
+    it('should require appName field', (done) => {
+        request
+            .post('/api/client/register')
+            .expect(400, done)
+    });
+});

test/unit/routes/mocks/fake-client-instance-store.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+    insert: () => Promise.resolve(),
+};

test/unit/routes/mocks/fake-client-strategy-store.js

@@ -0,0 +1,5 @@
+'use strict';
+
+module.exports = {
+    insert: () => Promise.resolve(),
+};