1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
// Return a new map, possibly filling some dummy entries to enforce creating
// multiple hash buckets.
function createMap(values, n) {
var xs = [...values];
for (var i = 0; i < n; ++i) {
xs.push({});
}
return new Map(xs.map((x, i) => [x, i + 1]));
}
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 map = createMap(xs, n);
var N = 128;
var c = 0;
for (var i = 0; i < N; ++i) {
var z = zs[i & 15];
var v = map.get(z);
if (v !== undefined) c += v;
}
assertEq(c, (8 * 9) / 2 * 8);
}
runTest(testPolymorphic);
|
