| // Copyright (c) 2012 Ecma International. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| info: | |
| This test is actually testing the [[Delete]] internal method (8.12.8). Since the |
| language provides no way to directly exercise [[Delete]], the tests are placed here. |
| esid: sec-delete-operator-runtime-semantics-evaluation |
| description: delete operator returns true on deleting a arguments element |
| ---*/ |
| |
| function foo(a, b) { |
| var d = delete arguments[0]; |
| return d === true && arguments[0] === undefined; |
| } |
| |
| assert.sameValue(foo(1, 2), true, 'foo(1,2)'); |
