js/src/jit-test/tests/collections/Map-clear-gc.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/Map-clear-gc.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,14 @@
     1.4 +// Clearing a Map removes any strong references to its keys and values.
     1.5 +
     1.6 +load(libdir + "referencesVia.js");
     1.7 +
     1.8 +var m = Map();
     1.9 +var k = {}, v = {};
    1.10 +m.set(k, v);
    1.11 +assertEq(referencesVia(m, "key", k), true);
    1.12 +assertEq(referencesVia(m, "value", v), true);
    1.13 +m.clear();
    1.14 +if (typeof findReferences == 'function') {
    1.15 +    assertEq(referencesVia(m, "key", k), false);
    1.16 +    assertEq(referencesVia(m, "value", v), false);
    1.17 +}

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