bigint-div-32.js (2911B)
1 const tests = [ 2 [-0x80000000n, -2n, 0x40000000n], 3 [-0x7fffffffn, -2n, 0x3fffffffn], 4 [-0x7ffffffen, -2n, 0x3fffffffn], 5 [-2n, -2n, 1n], 6 [-1n, -2n, 0n], 7 [0n, -2n, 0n], 8 [1n, -2n, 0n], 9 [2n, -2n, -1n], 10 [0x7ffffffen, -2n, -0x3fffffffn], 11 [0x7fffffffn, -2n, -0x3fffffffn], 12 [-0x7fffffffn, -1n, 0x7fffffffn], 13 [-0x7ffffffen, -1n, 0x7ffffffen], 14 [-2n, -1n, 2n], 15 [-1n, -1n, 1n], 16 [0n, -1n, 0n], 17 [1n, -1n, -1n], 18 [2n, -1n, -2n], 19 [0x7ffffffen, -1n, -0x7ffffffen], 20 [0x7fffffffn, -1n, -0x7fffffffn], 21 [-0x80000000n, 1n, -0x80000000n], 22 [-0x7fffffffn, 1n, -0x7fffffffn], 23 [-0x7ffffffen, 1n, -0x7ffffffen], 24 [-2n, 1n, -2n], 25 [-1n, 1n, -1n], 26 [0n, 1n, 0n], 27 [1n, 1n, 1n], 28 [2n, 1n, 2n], 29 [0x7ffffffen, 1n, 0x7ffffffen], 30 [0x7fffffffn, 1n, 0x7fffffffn], 31 [-0x80000000n, 2n, -0x40000000n], 32 [-0x7fffffffn, 2n, -0x3fffffffn], 33 [-0x7ffffffen, 2n, -0x3fffffffn], 34 [-2n, 2n, -1n], 35 [-1n, 2n, 0n], 36 [0n, 2n, 0n], 37 [1n, 2n, 0n], 38 [2n, 2n, 1n], 39 [0x7ffffffen, 2n, 0x3fffffffn], 40 [0x7fffffffn, 2n, 0x3fffffffn], 41 [-0x80000000n, 0x7ffffffen, -1n], 42 [-0x7fffffffn, 0x7ffffffen, -1n], 43 [-0x7ffffffen, 0x7ffffffen, -1n], 44 [-2n, 0x7ffffffen, 0n], 45 [-1n, 0x7ffffffen, 0n], 46 [0n, 0x7ffffffen, 0n], 47 [1n, 0x7ffffffen, 0n], 48 [2n, 0x7ffffffen, 0n], 49 [0x7ffffffen, 0x7ffffffen, 1n], 50 [0x7fffffffn, 0x7ffffffen, 1n], 51 [-0x80000000n, 0x7fffffffn, -1n], 52 [-0x7fffffffn, 0x7fffffffn, -1n], 53 [-0x7ffffffen, 0x7fffffffn, 0n], 54 [-2n, 0x7fffffffn, 0n], 55 [-1n, 0x7fffffffn, 0n], 56 [0n, 0x7fffffffn, 0n], 57 [1n, 0x7fffffffn, 0n], 58 [2n, 0x7fffffffn, 0n], 59 [0x7ffffffen, 0x7fffffffn, 0n], 60 [0x7fffffffn, 0x7fffffffn, 1n], 61 [-0x80000000n, -0x80000000n, 1n], 62 [-0x7fffffffn, -0x80000000n, 0n], 63 [-0x7ffffffen, -0x80000000n, 0n], 64 [-2n, -0x80000000n, 0n], 65 [-1n, -0x80000000n, 0n], 66 [0n, -0x80000000n, 0n], 67 [1n, -0x80000000n, 0n], 68 [2n, -0x80000000n, 0n], 69 [0x7ffffffen, -0x80000000n, 0n], 70 [0x7fffffffn, -0x80000000n, 0n], 71 [-0x80000000n, -0x7fffffffn, 1n], 72 [-0x7fffffffn, -0x7fffffffn, 1n], 73 [-0x7ffffffen, -0x7fffffffn, 0n], 74 [-2n, -0x7fffffffn, 0n], 75 [-1n, -0x7fffffffn, 0n], 76 [0n, -0x7fffffffn, 0n], 77 [1n, -0x7fffffffn, 0n], 78 [2n, -0x7fffffffn, 0n], 79 [0x7ffffffen, -0x7fffffffn, 0n], 80 [0x7fffffffn, -0x7fffffffn, -1n], 81 [-0x80000000n, -0x7ffffffen, 1n], 82 [-0x7fffffffn, -0x7ffffffen, 1n], 83 [-0x7ffffffen, -0x7ffffffen, 1n], 84 [-2n, -0x7ffffffen, 0n], 85 [-1n, -0x7ffffffen, 0n], 86 [0n, -0x7ffffffen, 0n], 87 [1n, -0x7ffffffen, 0n], 88 [2n, -0x7ffffffen, 0n], 89 [0x7ffffffen, -0x7ffffffen, -1n], 90 [0x7fffffffn, -0x7ffffffen, -1n], 91 ]; 92 93 function f(tests) { 94 for (let test of tests) { 95 let lhs = test[0], rhs = test[1], expected = test[2]; 96 assertEq(BigInt.asIntN(32, lhs), lhs); 97 assertEq(BigInt.asIntN(32, rhs), rhs); 98 assertEq(BigInt.asIntN(32, expected), expected); 99 100 assertEq(lhs / rhs, expected); 101 } 102 } 103 104 for (let i = 0; i < 10; ++i) { 105 f(tests); 106 }