1const bitreverse = @import("bitreverse.zig");
 2const testing = @import("std").testing;
 3
 4fn test__bitreversedi2(input: u64, expected: u64) !void {
 5    const result = bitreverse.__bitreversedi2(input);
 6    try testing.expectEqual(expected, result);
 7}
 8
 9test "bitreversedi2" {
10    try test__bitreversedi2(0x0123456789abcdef, 0xf7b3d591e6a2c480);
11    try test__bitreversedi2(0xf7b3d591e6a2c480, 0x0123456789abcdef);
12    try test__bitreversedi2(0x89abcdef00000000, 0x00000000f7b3d591);
13    try test__bitreversedi2(0x00000000f7b3d591, 0x89abcdef00000000);
14    try test__bitreversedi2(0x0000c0da23000000, 0x000000c45b030000);
15    try test__bitreversedi2(0x000000c45b030000, 0x0000c0da23000000);
16    try test__bitreversedi2(0x000000000000032f, 0xf4c0000000000000);
17    try test__bitreversedi2(0xf4c0000000000000, 0x000000000000032f);
18    try test__bitreversedi2(0xaaaaaaaaaaaaaaaa, 0x5555555555555555);
19    try test__bitreversedi2(0x5555555555555555, 0xaaaaaaaaaaaaaaaa);
20    try test__bitreversedi2(0x0000000000000000, 0x0000000000000000);
21    try test__bitreversedi2(0xffffffffffffffff, 0xffffffffffffffff);
22}