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const tests = [
[-0x7fffffffn, -0x80000000n],
[-0x7ffffffen, -0x7fffffffn],
[-2n, -3n],
[-1n, -2n],
[0n, -1n],
[1n, 0n],
[2n, 1n],
[0x7ffffffen, 0x7ffffffdn],
[0x7fffffffn, 0x7ffffffen],
];
function f(tests) {
for (let test of tests) {
let input = test[0], expected = test[1];
assertEq(BigInt.asIntN(32, input), input);
assertEq(BigInt.asIntN(32, expected), expected);
assertEq(--input, expected);
}
}
for (let i = 0; i < 200; ++i) {
f(tests);
}