suggested topics test

src/topics/suggested.js

@@ -1,13 +1,11 @@
 
 'use strict';
 
-var async = require('async'),
-	_ = require('underscore'),
-
-	categories = require('../categories'),
-	search = require('../search'),
-	db = require('../database');
+var async = require('async');
+var _ = require('underscore');
 
+var categories = require('../categories');
+var search = require('../search');
 
 module.exports = function (Topics) {
 
@@ -29,7 +27,13 @@ module.exports = function (Topics) {
 			var tids = results.tagTids.concat(results.searchTids).concat(results.categoryTids);
 			tids = tids.filter(function (_tid, index, array) {
 				return parseInt(_tid, 10) !== parseInt(tid, 10) && array.indexOf(_tid) === index;
-			}).slice(start, stop + 1);
+			});
+
+			if (stop === -1) {
+				tids = tids.slice(start);
+			} else {
+				tids = tids.slice(start, stop + 1);
+			}
 
 			Topics.getTopics(tids, uid, callback);
 		});
@@ -63,12 +67,14 @@ module.exports = function (Topics) {
 	}
 
 	function getCategoryTids(tid, callback) {
-		Topics.getTopicField(tid, 'cid', function (err, cid) {
-			if (err || !cid) {
-				return callback(err, []);
+		async.waterfall([
+			function (next) {
+				Topics.getTopicField(tid, 'cid', next);
+			},
+			function (cid, next) {
+				categories.getTopicIds('cid:' + cid + ':tids', true, 0, 9, next);
 			}
-			categories.getTopicIds('cid:' + cid + ':tids', true, 0, 9, callback);
-		});
+		], callback);
 	}
 
 };

test/topics.js

@@ -654,6 +654,34 @@ describe('Topic\'s', function () {
 
 	});
 
+	describe('suggested topics', function () {
+		var tid1;
+		var tid2;
+		before(function (done) {
+			async.parallel({
+				topic1: function (next) {
+					topics.post({uid: adminUid, tags: ['nodebb'], title: 'topic title 1', content: 'topic 1 content', cid: topic.categoryId}, next);
+				},
+				topic2: function (next) {
+					topics.post({uid: adminUid, tags: ['nodebb'], title: 'topic title 2', content: 'topic 2 content', cid: topic.categoryId}, next);
+				}
+			}, function (err, results) {
+				assert.ifError(err);
+				tid1 = results.topic1.topicData.tid;
+				tid2 = results.topic2.topicData.tid;
+				done();
+			});
+		});
+
+		it('should return suggested topics', function (done) {
+			topics.getSuggestedTopics(tid1, adminUid, 0, -1, function (err, topics) {
+				assert.ifError(err);
+				assert(Array.isArray(topics));
+				done();
+			});
+		});
+	});
+
 
 
 	after(function (done) {