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// Return a new set, possibly filling some dummy entries to enforce creating
// multiple hash buckets.
function createSet(values, n) {
var xs = [...values];
for (var i = 0; i < n; ++i) {
xs.push({});
}
return new Set(xs);
}
function runTest(fn) {
fn(0);
fn(100);
}
function testPolymorphic(n) {
var xs = [10, 10.5, "test", Symbol("?"), 123n, -123n, {}, []];
var ys = [-0, NaN, "bad", Symbol("!"), 42n, -99n, {}, []];
var zs = [...xs, ...ys];
var set = createSet(xs, n);
var N = 128;
var c = 0;
for (var i = 0; i < N; ++i) {
var z = zs[i & 15];
if (set.has(z)) c++;
}
assertEq(c, N / 2);
}
runTest(testPolymorphic);
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