check app graphs

cloudron.js

@@ -10,7 +10,8 @@ var assert = require('assert'),
     request = require('superagent-sync'),
     semver = require('semver'),
     sleep = require('sleep').sleep,
-    url = require('url');
+    url = require('url'),
+    util = require('util');
 
 exports = module.exports = Cloudron;
 
@@ -305,6 +306,36 @@ Cloudron.prototype.checkA = function (callback) {
     });
 };
 
+Cloudron.prototype.checkGraphs = function (appId) {
+    var timePeriod = 2 * 60;    // in minutes
+    var timeBucketSize = 30;    // in minutes
+
+    var target = 'summarize(collectd.localhost.table-' + appId + '-memory.gauge-rss, "' + timeBucketSize + 'min", "avg")';
+
+    var params = {
+        target: [ target ],
+        format: 'json',
+        from: '-' + timePeriod + 'min',
+        access_token: this._credentials.accessToken
+    };
+
+    var res;
+    for (var i = 0; i < 40; i++) {
+        sleep(10);
+        res = request.get(this._origin + '/api/v1/cloudron/graphs').query(params).end();
+        if (res.statusCode === 200) {
+            if (util.isArray(res.body) && res.body.length !== 0 && res.body[0].target && res.body[0].datapoints && res.body[0].datapoints.length !== 0) {
+                console.log();
+                console.log(res.body);
+                break;
+            }
+        }
+        process.stdout.write('.');
+    }
+
+    assert(false, 'Graphs are not populated');
+};
+
 Cloudron.prototype.checkSPF = function (callback) {
     var that = this;
     dns.resolveTxt(this._box.domain, function (error, records) {

test/app-flow-test.js

@@ -75,6 +75,10 @@ describe('Application flow test', function () {
         cloudron.checkAddons(location, owner);
     });
 
+    it('displays app graphs', function () {
+        cloudron.checkGraps(appId);
+    });
+
     it('can configure app', function () {
         location = location + 'x';
         cloudron.configureApp(appId, location);