closes #7060

src/categories/index.js

@@ -101,7 +101,7 @@ Categories.getAllCidsFromSet = function (key, callback) {
 Categories.getAllCategories = function (uid, callback) {
 	async.waterfall([
 		function (next) {
-			Categories.getAllCids(next);
+			Categories.getAllCidsFromSet('categories:cid', next);
 		},
 		function (cids, next) {
 			Categories.getCategories(cids, uid, next);

test/categories.js

@@ -79,6 +79,15 @@ describe('Categories', function () {
 		});
 	});
 
+	it('should get all categories', function (done) {
+		Categories.getAllCategories(1, function (err, data) {
+			assert.ifError(err);
+			assert(Array.isArray(data));
+			assert.equal(data[0].cid, categoryObj.cid);
+			done();
+		});
+	});
+
 	it('should load a category route', function (done) {
 		request(nconf.get('url') + '/api/category/' + categoryObj.cid + '/test-category', { json: true }, function (err, response, body) {
 			assert.ifError(err);