jerryscript/tests/jerry/es2015/regression-test-issue-2853.js
Robert Fancsik 2d1ad149c1 Fix key iteration in ecma_op_map_foreach (#2855)
This patch fixes #2852 and fixes #2853 as well.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
2019-05-08 15:21:43 +02:00

28 lines
799 B
JavaScript

// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
var map = new Map()
map.set()
map.set('bar')
var count = 0
map.forEach(function () {
if (count === 0) {
map.delete('bar')
}
count++;
})
assert(count === 1);