1const bswap = @import("bswap.zig");
 2const testing = @import("std").testing;
 3
 4fn test__bswapsi2(a: u32, expected: u32) !void {
 5    const result = bswap.__bswapsi2(a);
 6    try testing.expectEqual(expected, result);
 7}
 8
 9test "bswapsi2" {
10    try test__bswapsi2(0x01234567, 0x67452301); // 0..7
11    try test__bswapsi2(0x67452301, 0x01234567);
12    try test__bswapsi2(0x89abcdef, 0xefcdab89); // 8..f
13    try test__bswapsi2(0xefcdab89, 0x89abcdef);
14    try test__bswapsi2(0xdeadbeef, 0xefbeadde); // deadbeef
15    try test__bswapsi2(0xefbeadde, 0xdeadbeef);
16    try test__bswapsi2(0xdeadface, 0xcefaadde); // deadface
17    try test__bswapsi2(0xcefaadde, 0xdeadface);
18    try test__bswapsi2(0xaaaaaaaa, 0xaaaaaaaa); // uninitialized memory
19    try test__bswapsi2(0x00000000, 0x00000000); // 0s
20    try test__bswapsi2(0xffffffff, 0xffffffff); // fs
21}