js/src/jit-test/tests/collections/Array-of-generic-1.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/collections/Array-of-generic-1.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,25 @@
     1.4 +// Array.of can be transplanted to other classes.
     1.5 +
     1.6 +load(libdir + "asserts.js");
     1.7 +
     1.8 +var hits = 0;
     1.9 +function Bag() {
    1.10 +    hits++;
    1.11 +}
    1.12 +Bag.of = Array.of;
    1.13 +
    1.14 +hits = 0;
    1.15 +var actual = Bag.of("zero", "one");
    1.16 +assertEq(hits, 1);
    1.17 +
    1.18 +var expected = new Bag;
    1.19 +expected[0] = "zero";
    1.20 +expected[1] = "one";
    1.21 +expected.length = 2;
    1.22 +assertDeepEq(actual, expected);
    1.23 +
    1.24 +hits = 0;
    1.25 +actual = Array.of.call(Bag, "zero", "one");
    1.26 +assertEq(hits, 1);
    1.27 +assertDeepEq(actual, expected);
    1.28 +

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