bigint-not-32-fold.js (603B)
1 const tests = [ 2 [-0x80000000n, 0x7fffffffn], 3 [-0x7fffffffn, 0x7ffffffen], 4 [-0x7ffffffen, 0x7ffffffdn], 5 [-2n, 1n], 6 [-1n, 0n], 7 [0n, -1n], 8 [1n, -2n], 9 [2n, -3n], 10 [0x7ffffffen, -0x7fffffffn], 11 [0x7fffffffn, -0x80000000n], 12 ]; 13 14 function f(tests) { 15 for (let test of tests) { 16 let input = test[0], expected = test[1]; 17 assertEq(BigInt.asIntN(32, input), input); 18 assertEq(BigInt.asIntN(32, expected), expected); 19 20 let f = Function(` 21 let input = ${input}n; 22 assertEq(~input, ${expected}n); 23 `); 24 25 for (let j = 0; j < 100; ++j) { 26 f(); 27 } 28 } 29 } 30 31 f(tests);