math-min-max-int32.js

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function max(lhs, rhs) {

  return lhs >= rhs ? lhs : rhs;

function min(lhs, rhs) {

  return lhs <= rhs ? lhs : rhs

function testMinMaxI32() {

  var xs = [

    -0x8000_0000,

    -100000,

    -1000,

    -100,

-1,

-2,

0,

1,

2,

    100,

    1000,

    100000,

    0x7fff_ffff,

];

  for (var i = 0; i < 1000; ++i) {

    var x = xs[i % xs.length];

    var y = xs[((i / xs.length)|0) % xs.length];

    assertEq(Math.max(x, 0), max(x, 0));

    assertEq(Math.min(x, 0), min(x, 0));

    assertEq(Math.max(x, 1), max(x, 1));

    assertEq(Math.min(x, 1), min(x, 1));

    assertEq(Math.max(x, -1), max(x, -1));

    assertEq(Math.min(x, -1), min(x, -1));

    assertEq(Math.max(x, 2), max(x, 2));

    assertEq(Math.min(x, 2), min(x, 2));

    assertEq(Math.max(x, -2), max(x, -2));

    assertEq(Math.min(x, -2), min(x, -2));

    assertEq(Math.max(x, 100_000 - 1), max(x, 100_000 - 1));

    assertEq(Math.min(x, 100_000 - 1), min(x, 100_000 - 1));

    assertEq(Math.max(x, 100_000), max(x, 100_000));

    assertEq(Math.min(x, 100_000), min(x, 100_000));

    assertEq(Math.max(x, 100_000 + 1), max(x, 100_000 + 1));

    assertEq(Math.min(x, 100_000 + 1), min(x, 100_000 + 1));

    assertEq(Math.max(x, -100_000 - 1), max(x, -100_000 - 1));

    assertEq(Math.min(x, -100_000 - 1), min(x, -100_000 - 1));

    assertEq(Math.max(x, -100_000), max(x, -100_000));

    assertEq(Math.min(x, -100_000), min(x, -100_000));

    assertEq(Math.max(x, -100_000 + 1), max(x, -100_000 + 1));

    assertEq(Math.min(x, -100_000 + 1), min(x, -100_000 + 1));

    assertEq(Math.max(x, y), max(x, y));

    assertEq(Math.min(x, y), min(x, y));

testMinMaxI32();