js/src/jit-test/tests/ion/setelem-proto.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/ion/setelem-proto.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,26 @@
     1.4 +var a = [1, 2, 3, 4];
     1.5 +var count = 0;
     1.6 +
     1.7 +function f(arr, i) {
     1.8 +    arr[2] = i;
     1.9 +}
    1.10 +
    1.11 +for (var i=0; i<80; i++) {
    1.12 +    f(a, i);
    1.13 +    assertEq(a[2], i);
    1.14 +}
    1.15 +
    1.16 +delete a[2];
    1.17 +f(a, 50);
    1.18 +assertEq(a[2], 50);
    1.19 +
    1.20 +Object.defineProperty(Object.prototype, "2", {
    1.21 +    set: function() { count++; }
    1.22 +});
    1.23 +delete a[2];
    1.24 +
    1.25 +f(a, 100);
    1.26 +f(a, 100);
    1.27 +
    1.28 +assertEq(a[2], undefined);
    1.29 +assertEq(count, 2);

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