closes #5245

src/groups/create.js

@@ -92,7 +92,7 @@ module.exports = function (Groups) {
 			return callback(new Error('[[error:group-name-too-long]]'));
 		}
 
-		if (name.indexOf('/') !== -1) {
+		if (name.indexOf('/') !== -1 || !utils.slugify(name)) {
 			return callback(new Error('[[error:invalid-group-name]]'));
 		}
 

test/groups.js

@@ -184,6 +184,20 @@ describe('Groups', function () {
 				done();
 			});
 		});
+
+		it('should fail to create group if slug is empty', function (done) {
+			Groups.create({name: '>>>>'}, function (err) {
+				assert.equal(err.message, '[[error:invalid-group-name]]');
+				done();
+			});
+		});
+
+		it('should fail if group name is invalid', function (done) {
+			Groups.create({name: 'not/valid'}, function (err) {
+				assert.equal(err.message, '[[error:invalid-group-name]]');
+				done();
+			});
+		});
 	});
 
 	describe('.hide()', function () {