js/src/jit-test/tests/symbol/not.js


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for (var i = 0; i < 9; i++)
    assertEq(!Symbol(), false, "symbols are truthy");

var a = [0, 0, 0, 0, 0, Symbol(), Symbol()];
var b = [];
function f(i, v) {
    b[i] = !v;
}
for (var i = 0; i < a.length; i++)
    f(i, a[i]);
assertEq(b[b.length - 3], true);
assertEq(b[b.length - 2], false);
assertEq(b[b.length - 1], false);