array-shift5.js 1.44 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --allow-natives-syntax

(function() {
  function doShift(a) { return a.shift(); }

  function test() {
    var a = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16];
    assertEquals(0, doShift(a));
    assertEquals([1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16], a);
  }

  test();
  test();
  %OptimizeFunctionOnNextCall(doShift);
  test();
})();

(function() {
  function doShift(a) { return a.shift(); }

  function test() {
    var a = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16.1];
    assertEquals(0, doShift(a));
    assertEquals([1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16.1], a);
  }

  test();
  test();
  %OptimizeFunctionOnNextCall(doShift);
  test();
})();

37 38 39 40 41 42 43 44 45 46 47 48 49 50 51
(function() {
  function doShift(a) { return a.shift(); }

  function test() {
    var a = [,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16.1];
    assertEquals(undefined, doShift(a));
    assertEquals([1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16.1], a);
  }

  test();
  test();
  %OptimizeFunctionOnNextCall(doShift);
  test();
})();

52 53 54 55 56 57 58 59 60 61 62 63 64 65
(function() {
  function doShift(a) { return a.shift(); }

  function test() {
    var a = [0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,"16"];
    assertEquals(0, doShift(a));
    assertEquals([1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,"16"], a);
  }

  test();
  test();
  %OptimizeFunctionOnNextCall(doShift);
  test();
})();