Language/12_Expressions/28_Postfix_Expressions_A06_t01.dart

/*
 * Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 * for details. All rights reserved. Use of this source code is governed by a
 * BSD-style license that can be found in the LICENSE file.
 */
/**
 * @assertion A postfix expression of the form v--, where v is an identifier,
 * is equivalent to (){var r = v; v = r - 1; return r}().
 * @description Checks that evaluation of an expression of the form v--
 * is equivalent to (){var r = v; v = r - 1; return r;}() in effect.
 * @author kaigorodov
 * @reviewer rodionov
 */
import "../../Utils/expect.dart";

void test(var n) {
  var v = n;
  var r = v--;
  Expect.equals(r, n);
  Expect.equals(v, (n-1));
}

main() {
  test(0);
  test(-1);
  test(1);
  test(1000000);
  test(-1000000);
}